diff --git a/CHANGELOG.md b/CHANGELOG.md
index f0a8d36..5b5fbeb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,27 +1,49 @@
-## 3.1.1-rc.1
-- Photo reduction sampling
-## 3.1.1-rc.0
-- 重构代码：抽取ImageKnifeDispatcher子线程requestJob相关代码到ImageKnifeLoader中，降低函数复杂度
-## 3.1.0
+## 3.2.0-rc.2
+- Added callback information for image loading
+- Added the interface for obtaining the upper limit and size of the current cache and the number of images corresponding to the current cache
+- HTTPS custom certificate verification
+- Add downsampling function to reduces memory cache consumption
+
+## 3.2.0-rc.1
+- Change the queue from Stack to Queue
+- ShowPixelMap callback PixelMap assigns value to Image component to synchronize
+
+## 3.2.0-rc.0
+- Rollback the old version V1 decorator. V2 decorator will be provided in version 4.x
+- The sub-thread network request is changed to asynchronous, thereby increasing the number of concurrent sub-thread network requests
+- Set the concurrency through the setMaxRequests interface under the ImageKnife class
+- aboutToRecycle life cycle clear image content
+- Fixed bug for receive only the first onLoadStart for concurrent identical requests
+- Modify the condition for determining whether to queue to be greater than or equal to maxRequests
+
+## 3.0.3
+- Released version 3.0.3
+
+## 3.0.3-rc.0
+- Custom network method to add request header parameters
+
+## 3.0.2
+- Added new image reloading interface reload
+- Added return request preload interface preload
+- Added cancel request interface cancel
+
+## 3.0.2-rc.2
+- ImageKnifeAnimatorComponent新增开始、结束、暂停的回调事件
+- 文件缓存数量负数和超过INT最大值时默认为INT最大值
+- 修复宽高不等svg图片显示有毛边
 - 部分静态webp图片有delay属性导致识别成动图,改用getFrameCount识别
 - 修复加载错误图后未去请求排队队列中的请求
 - 子线程本地Resource参数类型转换成number
 - 修改使用hilog记录日志，默认打开debug级别的日志
-- file格式图片，fd同步close
 - 解码pixelMap默认不可编辑，图形变化可编辑
 - 修改网络请求超时设置
+- 重构代码：抽取ImageKnifeDispatcher子线程requestJob相关代码到ImageKnifeLoader中，降低函数复杂度
 
-## 3.1.0-rc.2
-- 修复宽高不等svg图片显示有毛边
+## 3.0.2-rc.1
+- release打包关闭混淆
 
-## 3.1.0-rc.1
-- ImageKnifeAnimatorComponent新增开始、结束、暂停的回调事件
-- 文件缓存数量负数和超过INT最大值时默认为INT最大值
-
-## 3.1.0-rc.0
-- ComponentV2装饰器适配
-- imageKnifeOption={...}用法改为new ImageKnifeOption({...})
-- animatorOption={...}用法改为new AnimatorOption({...})
+## 3.0.2-rc.0
+- FileUtil.readFile接口和file格式图片同步关闭fd
 
 ## 3.0.1
 - 修复animatorOption属性设置初始化值失效
diff --git a/README.md b/README.md
index 23624dd..7d33085 100644
--- a/README.md
+++ b/README.md
@@ -56,12 +56,12 @@ await ImageKnife.getInstance().initFileCache(context, 256, 256 * 1024 * 1024)
 
 ```
 ImageKnifeComponent({
-  ImageKnifeOption: new ImageKnifeOption({
+  ImageKnifeOption:{
     loadSrc: $r("app.media.app_icon"),
     placeholderSrc: $r("app.media.loading"),
     errorholderSrc: $r("app.media.app_icon"),
     objectFit: ImageFit.Auto
-  })
+  }
 }).width(100).height(100)
 ```
 
@@ -69,12 +69,12 @@ ImageKnifeComponent({
 
 ```
 ImageKnifeComponent({
-  ImageKnifeOption: new ImageKnifeOption({
+  ImageKnifeOption: {
     loadSrc: this.localFile,
     placeholderSrc: $r("app.media.loading"),
     errorholderSrc: $r("app.media.app_icon"),
     objectFit: ImageFit.Auto
-  })
+  }
 }).width(100).height(100)
 ```
 
@@ -82,12 +82,12 @@ ImageKnifeComponent({
 
 ```
 ImageKnifeComponent({
-  ImageKnifeOption: new ImageKnifeOption({
+  ImageKnifeOption: {
     loadSrc:"https://www.openharmony.cn/_nuxt/img/logo.dcf95b3.png",
     placeholderSrc: $r("app.media.loading"),
     errorholderSrc: $r("app.media.app_icon"),
     objectFit: ImageFit.Auto
-  })
+  }
 }).width(100).height(100)
 ```
 
@@ -95,13 +95,13 @@ ImageKnifeComponent({
 
 ```
 ImageKnifeComponent({
-  ImageKnifeOption: new ImageKnifeOption({
+  ImageKnifeOption: {
     loadSrc: "https://file.atomgit.com/uploads/user/1704857786989_8994.jpeg",
     placeholderSrc: $r("app.media.loading"),
     errorholderSrc: $r("app.media.app_icon"),
     objectFit: ImageFit.Auto,
     customGetImage: custom
- })
+ }
 }).width(100).height(100)
 
 // Custom implementation of the image acquisition method, such as custom network download。
@@ -117,33 +117,33 @@ async function custom(context: Context, src: string | PixelMap | Resource): Prom
 
 ```
 ImageKnifeComponent({
-  ImageKnifeOption: new ImageKnifeOption({
+  ImageKnifeOption: {
     loadSrc:"https://www.openharmony.cn/_nuxt/img/logo.dcf95b3.png",
     progressListener:(progress:number)=>{console.info("ImageKinfe:: call back progress = " + progress)}
-  })
+  }
 }).width(100).height(100)
 ```
 
 #### 6. Setting Border Options
 
 ```
-ImageKnifeComponent({ ImageKnifeOption: new ImageKnifeOption(
+ImageKnifeComponent({ ImageKnifeOption: 
 {
    loadSrc: $r("app.media.rabbit"),
    border: {radius:50}
-  })
+  }
 }).width(100).height(100)
 ```
 
 #### 7. Setting Image Transformation Options
 
 ```
-ImageKnifeComponent({ ImageKnifeOption: new ImageKnifeOption(
+ImageKnifeComponent({ ImageKnifeOption: 
 {
    loadSrc: $r("app.media.rabbit"),
    border: {radius:50},
    transformation: new BlurTransformation(3)
-  })
+  }
 }).width(100).height(100)
 ```
 Multiple combined transformation usages:
@@ -153,14 +153,14 @@ let transformations: collections.Array<PixelMapTransformation> = new collections
 transformations.push(new BlurTransformation(5));
 transformations.push(new BrightnessTransformation(0.2));
 ImageKnifeComponent({
-  imageKnifeOption: new ImageKnifeOption({
+  imageKnifeOption: {
   loadSrc: $r('app.media.pngSample'),
   placeholderSrc: $r("app.media.loading"),
   errorholderSrc: $r("app.media.app_icon"),
   objectFit: ImageFit.Contain,
   border: { radius: { topLeft: 50, bottomRight: 50 } }, // Rounded corner settings
   transformation: transformations.length > 0 ? new MultiTransTransformation(transformations) : undefined // Graphic transformation group
-})
+}
 }).width(300)
   .height(300)
   .rotate ({angle: 90}) // Rotate by 90 degrees.
@@ -171,12 +171,12 @@ Other transformation-related properties can be stacked to achieve combined trans
 Example of circular cropping transformation:
 
 ```
-ImageKnifeComponent({ ImageKnifeOption:new ImageKnifeOption(
+ImageKnifeComponent({ ImageKnifeOption:
   {
   loadSrc: $r('app.media.pngSample'),
   objectFit: ImageFit.Cover,
   border: { radius: 150 }
-})
+}
 }).width(300)
   .height(300)
 ```
@@ -184,12 +184,12 @@ ImageKnifeComponent({ ImageKnifeOption:new ImageKnifeOption(
 Example of Circular cropping with border transformation:
 
 ```
-ImageKnifeComponent({ ImageKnifeOption:new ImageKnifeOption(
+ImageKnifeComponent({ ImageKnifeOption:
   {
   loadSrc: $r('app.media.pngSample'),
   objectFit: ImageFit.Cover,
   border: { radius: 150, color: Color.Red, width: 5 }
-})
+}
 }).width(300)
   .height(300)
 ```
@@ -198,9 +198,9 @@ Example of contrast filtering transformation:
 
 ```
 ImageKnifeComponent({
-  imageKnifeOption: new ImageKnifeOption({
+  imageKnifeOption: {
     loadSrc: $r('app.media.pngSample')
-  })
+  }
 }).width(300)
   .height(300)
   .contrast(12)
@@ -210,9 +210,9 @@ Example of rotation transformation:
 
 ```
 ImageKnifeComponent({
-  imageKnifeOption: new ImageKnifeOption({
+  imageKnifeOption:({
     loadSrc: $r('app.media.pngSample')
-  })
+  }
 }).width(300)
   .height(300)
   .rotate({angle:90})
@@ -222,7 +222,7 @@ ImageKnifeComponent({
 #### 8. Listening for Image Loading Success and Failure
 
 ```
-ImageKnifeComponent({ ImageKnifeOption: new ImageKnifeOption(
+ImageKnifeComponent({ ImageKnifeOption:
 {
    loadSrc: $r("app.media.rabbit"),
    onLoadListener:{
@@ -241,40 +241,29 @@ ImageKnifeComponent({ ImageKnifeOption: new ImageKnifeOption(
       console.info(err)
     }
    }
-  })
+  }
 }).width(100).height(100)
 ```
 #### 9. Use of syncLoad
 **syncLoad** sets whether to load the image synchronously. By default, the image is loaded asynchronously. When loading a small image, you are advised to set **syncLoad** to **true** so that the image loading can be quickly completed on the main thread.
 ```
 ImageKnifeComponent({
-        imageKnifeOption:new ImageKnifeOption({
+        imageKnifeOption:{
           loadSrc:$r("app.media.pngSample"),
           placeholderSrc:$r("app.media.loading")
-        }),syncLoad:true
+        },syncLoad:true
       })
 ```
 #### 10. Use of ImageKnifeAnimatorComponent
 ```
 ImageKnifeAnimatorComponent({
-        imageKnifeOption:new ImageKnifeOption({
+        imageKnifeOption:{
           loadSrc:"https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658",
           placeholderSrc:$r('app.media.loading'),
           errorholderSrc:$r('app.media.failed')
-        }),animatorOption:this.animatorOption
+        },animatorOption:this.animatorOption
       }).width(300).height(300).backgroundColor(Color.Orange).margin({top:30})
 ```
-#### 11.图片降采样 示例
-```
-ImageKnifeComponent({
-        imageKnifeOption:new ImageKnifeOption({
-          loadSrc:$r("app.media.pngSample"),
-          placeholderSrc:$r('app.media.loading'),
-          errorholderSrc:$r('app.media.failed'),
-          downsampleOf: DownsampleStrategy.NONE
-        }),animatorOption:this.animatorOption
-      }).width(300).height(300)
-```
 #### Reuse Scenario
 Clear the component content in the **aboutToRecycle** lifecycle and trigger image loading through watch observeration.
 ## Available APIs
@@ -319,17 +308,7 @@ Clear the component content in the **aboutToRecycle** lifecycle and trigger imag
 | drawingColorFilter    | ColorFilter                                           | Drawing color filter. Optional.            |
 | onComplete            | (event:EventImage \| undefined)=>void              | Callback for image loading completion. Optional. |
 | onLoadListener        | onLoadStart:()=>void,onLoadSuccess:(data:string\|Pixelmap)=>void                       | Callback for image loading events. Optional. |
-| downsampleOf          | DownsampleStrategy                                    | 降采样(可选)                  |
-### 降采样类型
-| 类型                  | 相关描述              |
-|---------------------|-------------------|
-| NONE                | 不进行降采样            |
-| AT_MOST             | 请求尺寸大于实际尺寸不进行放大   |
-| FIT_CENTER_MEMORY          | 两边自适应内存优先             |
-| FIT_CENTER_QUALITY          | 两边自适应质量优先             |
-| CENTER_OUTSIDE_MEMORY       | 宽高缩放比最大的比例，进行缩放适配内存优先 |
-| CENTER_OUTSIDE_QUALITY       | 宽高缩放比最大的比例，进行缩放适配质量优先 |
-| AT_LEAST      | 根据宽高的最小的比例，进行适配   |
+
 ### ImageKnife
 
 | Parameter         | Type                                                    | Description                  |
@@ -380,7 +359,7 @@ Method 2: Set the third-party HAR as a dependency in the **oh-package.json5** fi
 
 This project has been verified in the following version:
 
-DevEco Studio: 5.0 Canary3 (5.0.3.502), SDK: API 12 (5.0.0.31)
+DevEco Studio: NEXT Beta1-5.0.3.806, SDK: API12 Release(5.0.0.66)
 
 ## How to Contribute
 
@@ -393,4 +372,4 @@ This project is licensed under [Apache License 2.0](https://gitee.com/openharmon
 ## Known Issues
 
 - The **ImageFit** attribute cannot be set for the **ImageKnifeAnimator** component.
-- The **border** attribute of the **ImageKnifeAnimator** component cannot make the image rounded corners.
+- The **border** attribute of the **ImageKnifeAnimator** component cannot make the image rounded corners.
\ No newline at end of file
diff --git a/README_zh.md b/README_zh.md
index 97522da..9c8502a 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -56,12 +56,12 @@ await ImageKnife.getInstance().initFileCache(context, 256, 256 * 1024 * 1024)
 
 ```
 ImageKnifeComponent({
-  ImageKnifeOption: new ImageKnifeOption({
+  ImageKnifeOption: {
     loadSrc: $r("app.media.app_icon"),
     placeholderSrc: $r("app.media.loading"),
     errorholderSrc: $r("app.media.app_icon"),
     objectFit: ImageFit.Auto
-  })
+  }
 }).width(100).height(100)
 ```
 
@@ -69,12 +69,12 @@ ImageKnifeComponent({
 
 ```
 ImageKnifeComponent({
-  ImageKnifeOption: new ImageKnifeOption({
+  ImageKnifeOption: {
     loadSrc: this.localFile,
     placeholderSrc: $r("app.media.loading"),
     errorholderSrc: $r("app.media.app_icon"),
     objectFit: ImageFit.Auto
-  })
+  }
 }).width(100).height(100)
 ```
 
@@ -82,12 +82,12 @@ ImageKnifeComponent({
 
 ```
 ImageKnifeComponent({
-  ImageKnifeOption: new ImageKnifeOption({
+  ImageKnifeOption: {
     loadSrc:"https://www.openharmony.cn/_nuxt/img/logo.dcf95b3.png",
     placeholderSrc: $r("app.media.loading"),
     errorholderSrc: $r("app.media.app_icon"),
     objectFit: ImageFit.Auto
-  })
+  }
 }).width(100).height(100)
 ```
 
@@ -95,13 +95,13 @@ ImageKnifeComponent({
 
 ```
 ImageKnifeComponent({
-  ImageKnifeOption: new ImageKnifeOption({
+  ImageKnifeOption: {
     loadSrc: "https://file.atomgit.com/uploads/user/1704857786989_8994.jpeg",
     placeholderSrc: $r("app.media.loading"),
     errorholderSrc: $r("app.media.app_icon"),
     objectFit: ImageFit.Auto,
     customGetImage: custom
- })
+ }
 }).width(100).height(100)
 
 // 自定义实现图片获取方法，如自定义网络下载
@@ -117,33 +117,33 @@ async function custom(context: Context, src: string | PixelMap | Resource): Prom
 
 ```
 ImageKnifeComponent({
-  ImageKnifeOption: new ImageKnifeOption({
+  ImageKnifeOption: {
     loadSrc:"https://www.openharmony.cn/_nuxt/img/logo.dcf95b3.png",
     progressListener:(progress:number)=>{console.info("ImageKinfe:: call back progress = " + progress)}
-  })
+  }
 }).width(100).height(100)
 ```
 
 #### 6.支持option传入border，设置边框，圆角
 
 ```
-ImageKnifeComponent({ ImageKnifeOption: new ImageKnifeOption(
+ImageKnifeComponent({ ImageKnifeOption: 
 {
    loadSrc: $r("app.media.rabbit"),
    border: {radius:50}
-  })
+  }
 }).width(100).height(100)
 ```
 
 #### 7.支持option图片变换
 
 ```
-ImageKnifeComponent({ ImageKnifeOption: new ImageKnifeOption(
+ImageKnifeComponent({ ImageKnifeOption: 
 {
    loadSrc: $r("app.media.rabbit"),
    border: {radius:50},
    transformation: new BlurTransformation(3)
-  })
+  }
 }).width(100).height(100)
 ```
 多种组合变换用法
@@ -153,14 +153,14 @@ let transformations: collections.Array<PixelMapTransformation> = new collections
 transformations.push(new BlurTransformation(5));
 transformations.push(new BrightnessTransformation(0.2));
 ImageKnifeComponent({
-  imageKnifeOption: new ImageKnifeOption({
+  imageKnifeOption: {
   loadSrc: $r('app.media.pngSample'),
   placeholderSrc: $r("app.media.loading"),
   errorholderSrc: $r("app.media.app_icon"),
   objectFit: ImageFit.Contain,
   border: { radius: { topLeft: 50, bottomRight: 50 } }, // 圆角设置
   transformation: transformations.length > 0 ? new MultiTransTransformation(transformations) : undefined // 图形变换组
-})
+}
 }).width(300)
   .height(300)
   .rotate({ angle: 90 }) // 旋转90度
@@ -171,12 +171,12 @@ ImageKnifeComponent({
 圆形裁剪变换示例
 
 ```
-ImageKnifeComponent({ ImageKnifeOption:new ImageKnifeOption(
+ImageKnifeComponent({ ImageKnifeOption: 
   {
   loadSrc: $r('app.media.pngSample'),
   objectFit: ImageFit.Cover,
   border: { radius: 150 }
-})
+}
 }).width(300)
   .height(300)
 ```
@@ -184,12 +184,12 @@ ImageKnifeComponent({ ImageKnifeOption:new ImageKnifeOption(
 圆形裁剪带边框变换示例
 
 ```
-ImageKnifeComponent({ ImageKnifeOption:new ImageKnifeOption(
+ImageKnifeComponent({ ImageKnifeOption: 
   {
   loadSrc: $r('app.media.pngSample'),
   objectFit: ImageFit.Cover,
   border: { radius: 150, color: Color.Red, width: 5 }
-})
+}
 }).width(300)
   .height(300)
 ```
@@ -198,9 +198,9 @@ ImageKnifeComponent({ ImageKnifeOption:new ImageKnifeOption(
 
 ```
 ImageKnifeComponent({
-  imageKnifeOption: new ImageKnifeOption({
+  imageKnifeOption: {
     loadSrc: $r('app.media.pngSample')
-  })
+  }
 }).width(300)
   .height(300)
   .contrast(12)
@@ -210,9 +210,9 @@ ImageKnifeComponent({
 
 ```
 ImageKnifeComponent({
-  imageKnifeOption: new ImageKnifeOption({
+  imageKnifeOption:  {
     loadSrc: $r('app.media.pngSample')
-  })
+  }
 }).width(300)
   .height(300)
   .rotate({angle:90})
@@ -222,7 +222,7 @@ ImageKnifeComponent({
 #### 8.监听图片加载成功与失败
 
 ```
-ImageKnifeComponent({ ImageKnifeOption: new ImageKnifeOption(
+ImageKnifeComponent({ ImageKnifeOption: 
 {
    loadSrc: $r("app.media.rabbit"),
    onLoadListener:{
@@ -241,29 +241,97 @@ ImageKnifeComponent({ ImageKnifeOption: new ImageKnifeOption(
       console.info(err)
     }
    }
-  })
+ }
 }).width(100).height(100)
 ```
 #### 9.ImageKnifeComponent - syncLoad
 设置是否同步加载图片，默认是异步加载。建议加载尺寸较小的Resource图片时将syncLoad设为true，因为耗时较短，在主线程上执行即可
 ```
 ImageKnifeComponent({
-        imageKnifeOption:new ImageKnifeOption({
+        imageKnifeOption:{
           loadSrc:$r("app.media.pngSample"),
           placeholderSrc:$r("app.media.loading")
-        }),syncLoad:true
+        },syncLoad:true
       })
 ```
 #### 10.ImageKnifeAnimatorComponent 示例
 ```
 ImageKnifeAnimatorComponent({
-        imageKnifeOption:new ImageKnifeOption({
+        imageKnifeOption: {
           loadSrc:"https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658",
           placeholderSrc:$r('app.media.loading'),
           errorholderSrc:$r('app.media.failed')
-        }),animatorOption:this.animatorOption
+        },animatorOption:this.animatorOption
       }).width(300).height(300).backgroundColor(Color.Orange).margin({top:30})
 ```
+
+#### 11.加载图片回调信息数据 示例
+```
+ImageKnifeComponent({ ImageKnifeOption: = new ImageKnifeOption({
+                loadSrc: $r('app.media.pngSample'),
+                objectFit: ImageFit.Contain,
+                onLoadListener: {
+                  onLoadStart: (req) => {
+                    let startCallBackData = JSON.stringify(req?.getImageKnifeData());
+                  },
+                  onLoadFailed: (res, req) => {
+                    let failedBackData = res + ";" + JSON.stringify(req?.getImageKnifeData());
+                  },
+                  onLoadSuccess: (data, imageData, req) => {
+                    let successBackData = JSON.stringify(req?.getImageKnifeData());
+                  },
+                  onLoadCancel: (res, req) => {
+                    let cancelBackData = res + ";" + JSON.stringify(req?.getImageKnifeData());
+                  }
+                },
+                border: { radius: 50 },
+                onComplete: (event) => {
+                  if (event && event.loadingStatus == 0) {
+                    let render_success = JSON.stringify(Date.now())
+                  }
+                }
+              })
+}).width(100).height(100)
+```
+#### 12.图片降采样 示例
+```
+ImageKnifeComponent({
+        imageKnifeOption:{
+          loadSrc:$r("app.media.pngSample"),
+          placeholderSrc:$r('app.media.loading'),
+          errorholderSrc:$r('app.media.failed'),
+          downsampleOf: DownsampleStrategy.NONE
+        }
+      }).width(300).height(300)
+```
+#### 13.rcp自定义网络请求
+```
+ImageKnifeComponent({
+    loadSrc:"http//xx.xx",
+    customGetImage:custom
+})
+// 自定义下载方法
+@Concurrent
+async function custom(context: Context, src: string | PixelMap | Resource,headers?: Record<string,Object>): Promise<ArrayBuffer | undefined> {
+  return new Promise((resolve,reject)=>{
+    if (typeof src == "string") {
+      let session = GetSession.session
+      let req = new rcp.Request(src,"GET");
+      session.fetch(req).then((response)=>{
+        if(response.statusCode == 200) {
+          let buffer = response.body
+          resolve(buffer)
+        } else {
+          reject("rcp code:"+response.statusCode)
+        }
+      }).catch((err:BusinessError)=>{
+        reject("error rcp src:"+src+",err:"+JSON.stringify(err))
+      })
+    }
+  })
+}
+```
+
 #### 复用场景
 在aboutToRecycle生命周期清空组件内容；通过watch监听触发图片的加载。
 ## 接口说明
@@ -287,44 +355,72 @@ ImageKnifeAnimatorComponent({
 
 ### ImageKnifeOption参数列表
 
-| 参数名称                  | 入参内容                                                  | 功能简介            |
-|-----------------------|-------------------------------------------------------|-----------------|
-| loadSrc               | string、PixelMap、Resource                              | 主图展示            |
-| placeholderSrc        | PixelMap、Resource                                     | 占位图图展示（可选）      |
-| errorholderSrc        | PixelMap、Resource                                     | 错误图展示（可选）       |
-| objectFit             | ImageFit                                              | 主图填充效果（可选）      |
-| placeholderObjectFit  | ImageFit                                              | 占位图填充效果（可选）     |
-| errorholderObjectFit  | ImageFit                                              | 错误图填充效果（可选）     |
-| writeCacheStrategy    | CacheStrategyType                                     | 写入缓存策略(可选)      |
-| onlyRetrieveFromCache | boolean                                               | 是否跳过网络和本地请求（可选） |
-| customGetImage        | (context: Context, src: string                        | 自定义下载图片（可选）     |                                                                                                                                                                              | Resource                                      | 错误占位图数据源                    |
-| border                | BorderOptions                                         | 边框圆角（可选）        |
-| priority              | taskpool.Priority                                     | 加载优先级（可选）       | 
-| context               | common.UIAbilityContext                               | 上下文（可选）         |
-| progressListener      | (progress: number)=>void                              | 进度（可选）          |
-| signature             | String                                                | 自定义缓存关键字（可选）    | 
-| headerOption          | Array<HeaderOptions>                                  | 设置请求头（可选）       |
-| transformation        | PixelMapTransformation                                | 图片变换（可选）        |
-| drawingColorFilter    | ColorFilter | drawing.ColorFilter                     | 图片变换（可选）        |
-| onComplete            | (event:EventImage | undefined) => voi                 | 颜色滤镜效果（可选）        |
-| onLoadListener        | onLoadStart: () => void、onLoadSuccess: (data: string | PixelMap | undefined) => void、onLoadFailed: (err: string) => void| 监听图片加载成功与失败     |
+| 参数名称                  | 入参内容                                                                                                                                                                                                                                                                                            | 功能简介                |
+|-----------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------|
+| loadSrc               | string、PixelMap、Resource                                                                                                                                                                                                                                                                        | 主图展示                |
+| placeholderSrc        | PixelMap、Resource                                                                                                                                                                                                                                                                               | 占位图图展示（可选）          |
+| errorholderSrc        | PixelMap、Resource                                                                                                                                                                                                                                                                               | 错误图展示（可选）           |
+| objectFit             | ImageFit                                                                                                                                                                                                                                                                                        | 主图填充效果（可选）          |
+| placeholderObjectFit  | ImageFit                                                                                                                                                                                                                                                                                        | 占位图填充效果（可选）         |
+| errorholderObjectFit  | ImageFit                                                                                                                                                                                                                                                                                        | 错误图填充效果（可选）         |
+| writeCacheStrategy    | CacheStrategyType                                                                                                                                                                                                                                                                               | 写入缓存策略(可选)          |
+| onlyRetrieveFromCache | boolean                                                                                                                                                                                                                                                                                         | 是否跳过网络和本地请求（可选）     |
+| customGetImage        | customGetImage?:(context: Context, src: string、PixelMap、Resource ,headers?: Record<string, Object>) => Promise<ArrayBuffer、undefined>                                                                                                                                                           | 自定义下载图片（可选）         |                                                                                                                                                                              | Resource                                      | 错误占位图数据源                    |
+| border                | BorderOptions                                                                                                                                                                                                                                                                                   | 边框圆角（可选）            |
+| priority              | taskpool.Priority                                                                                                                                                                                                                                                                               | 加载优先级（可选）           | 
+| context               | common.UIAbilityContext                                                                                                                                                                                                                                                                         | 上下文（可选）             |
+| progressListener      | (progress: number)=>void                                                                                                                                                                                                                                                                        | 进度（可选）              |
+| signature             | String                                                                                                                                                                                                                                                                                          | 自定义缓存关键字（可选）        | 
+| headerOption          | Array<HeaderOptions>                                                                                                                                                                                                                                                                            | 设置请求头（可选）           |
+| transformation        | PixelMapTransformation                                                                                                                                                                                                                                                                          | 图片变换（可选）            |
+| drawingColorFilter    | ColorFilter、drawing.ColorFilter                                                                                                                                                                                                                                                                 | 图片变换（可选）        |
+| onComplete            | (event:EventImage、undefined) => void                                                                                                                                                                                                                                                            | 颜色滤镜效果（可选）        |
+| onLoadListener        | onLoadStart?: (req?: ImageKnifeRequest) => void,onLoadSuccess?: (data: string \| PixelMap \| undefined, imageData: ImageKnifeData, req?: ImageKnifeRequest) => void,onLoadFailed?: (err: string, req?: ImageKnifeRequest) => void,onLoadCancel?: (res: string, req?: ImageKnifeRequest) => void | 监听图片加载成功与失败         |
+| downsampleOf          | DownsampleStrategy                                                                                                                                                                                                                                                                              | 降采样（可选）             |
+
+### 降采样类型
+| 类型                  | 相关描述              |
+|---------------------|-------------------|
+| NONE                | 不进行降采样            |
+| AT_MOST             | 请求尺寸大于实际尺寸不进行放大   |
+| FIT_CENTER_MEMORY          | 两边自适应内存优先             |
+| FIT_CENTER_QUALITY          | 两边自适应质量优先             |
+| CENTER_OUTSIDE_MEMORY       | 宽高缩放比最大的比例，进行缩放适配内存优先 |
+| CENTER_OUTSIDE_QUALITY       | 宽高缩放比最大的比例，进行缩放适配质量优先 |
+| AT_LEAST      | 根据宽高的最小的比例，进行适配   |
 
 ### ImageKnife接口
 
-| 参数名称             | 入参内容                                                                                                  | 功能简介          |
-|------------------|-------------------------------------------------------------------------------------------------------|---------------|
-| initMemoryCache  | newMemoryCache: IMemoryCache                                                                          | 自定义内存缓存策略     |
-| initFileCache    | context: Context, size: number, memory: number                                                        | 初始化文件缓存数量和大小  |
-| preLoadCache     | loadSrc: string I ImageKnifeOption                                                                    | 预加载并返回文件缓存路径  |
-| getCacheImage    | loadSrc: string, cacheType: CacheStrategy = CacheStrategy.Default, signature?: string)                | 从内存或文件缓存中获取资源 |
-| addHeader        | key: string, value: Object                                                                            | 全局添加http请求头   |
-| setHeaderOptions | Array<HeaderOptions>                                                                                  | 全局设置http请求头   |
-| deleteHeader     | key: string                                                                                           | 全局删除http请求头   |
-| setCustomGetImage | customGetImage?: (context: Context, src: string | PixelMap | Resource) => Promise<ArrayBuffer | undefined>   | 全局设置自定义下载 |
-| setEngineKeyImpl | IEngineKey                                                                                            | 全局配置缓存key生成策略 |
-| putCacheImage    | url: string, pixelMap: PixelMap, cacheType: CacheStrategy = CacheStrategy.Default, signature?: string | 写入内存磁盘缓存      |
-| removeMemoryCache| url: string | ImageKnifeOption                                                                       | 清理指定内存缓存      |
-| removeFileCache  | url: string | ImageKnifeOption                                                                                           | 清理指定磁盘缓存      |
+| 参数名称              | 入参内容                                                                                                                                  | 功能简介             |
+|-------------------|---------------------------------------------------------------------------------------------------------------------------------------|------------------|
+| initMemoryCache   | newMemoryCache: IMemoryCache                                                                                                          | 自定义内存缓存策略        |
+| initFileCache     | context: Context, size: number, memory: number                                                                                        | 初始化文件缓存数量和大小     |
+| reload            | request: ImageKnifeRequest                                                                                                            | 图片重新加载           |
+| preLoad           | loadSrc: string I ImageKnifeOption                                                                                                    | 预加载返回图片请求request |
+| cancel            | request: ImageKnifeRequest                                                                                                            | 取消图片请求           |
+| preLoadCache      | loadSrc: string I ImageKnifeOption                                                                                                    | 预加载并返回文件缓存路径     |
+| getCacheImage     | loadSrc: string, cacheType: CacheStrategy = CacheStrategy.Default, signature?: string)                                                | 从内存或文件缓存中获取资源    |
+| addHeader         | key: string, value: Object                                                                                                            | 全局添加http请求头      |
+| setHeaderOptions  | Array<HeaderOptions>                                                                                                                  | 全局设置http请求头      |
+| deleteHeader      | key: string                                                                                                                           | 全局删除http请求头      |
+| setCustomGetImage | customGetImage?: (context: Context, src: string、PixelMap、Resource ,headers?: Record<string, Object>) => Promise<ArrayBuffer、undefined>| 全局设置自定义下载 |
+| setEngineKeyImpl  | IEngineKey                                                                                                                            | 全局配置缓存key生成策略    |
+| putCacheImage     | url: string, pixelMap: PixelMap, cacheType: CacheStrategy = CacheStrategy.Default, signature?: string                                 | 写入内存磁盘缓存         |
+| removeMemoryCache | url: string、ImageKnifeOption                                                                                                          | 清理指定内存缓存      |
+| removeFileCache   | url: string、ImageKnifeOption                                                                                                          | 清理指定磁盘缓存      |
+| getCacheLimitSize  | cacheType?: CacheStrategy                                                                                                             | 获取指定缓存的上限大小      |
+| getCurrentCacheNum  | cacheType?: CacheStrategy                                                                                                             | 获取指定缓存的当前缓存图片个数  |
+| getCurrentCacheSize  | cacheType?: CacheStrategy                                                                                                             | 获取指定缓存的当前大小      |
+| getCurrentCacheSize  | cacheType?: CacheStrategy                                                                                                             | 获取指定缓存的当前大小      |
+
+### 回调接口说明
+| 回调接口        | 回调字段                                                                                | 回调描述                                                                                                                                                                  |
+|----------------|-------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| onLoadStart    | req: ImageKnifeRequest                                                              | req返回字段中包含了图片请求的信息，如图片的url及其组件的宽高，同时ImageKnifeRequest包含了ImageKnifeData，其中包含此次请求的开始及其检查内存缓存的时间点                                                                        |
+| onLoadSuccess  | data: string、PixelMap、undefined, imageData: ImageKnifeData, req?: ImageKnifeRequest | data:加载成功的结果数据；imageData：图片的存入缓存中的信息 ，req：图片请求的信息，同时其中的ImageKnifeData，包含此次请求中图片的原始大小、图片的解码大小、格式、图片帧、请求结束时间、磁盘检查时间、网络请求开始结束、图片解码开始结束等时间点                               |
+| onLoadFailed   | err: string, req?: ImageKnifeRequest                                                | err:错误信息描述；req：图片请求的信息，同时其中的ImageKnifeData，包含此次请求错误信息（ErrorInfo，TimeInfo），ErrorInfo其中包含了，错误阶段、错误码及其网络请求的错误码；TimeInfo中包含请求结束时间、磁盘检查时间、网络请求开始结束、图片解码开始结束等时间点            |
+| onLoadCancel   | reason: string, req?: ImageKnifeRequest                                             | reason:取消回调原因；req：图片请求的信息，同时其中的ImageKnifeData，包含此次请求错误信息（ErrorInfo，TimeInfo），ErrorInfo其中包含了，错误阶段、错误码及其网络请求的错误码；TimeInfo中包含请求结束时间、磁盘检查时间、网络请求开始结束、图片解码开始结束及其请求取消等时间点   |
+
 ### 图形变换类型（需要为GPUImage添加依赖项）
 
 | 类型                               | 相关描述                      |
@@ -358,7 +454,7 @@ ImageKnifeAnimatorComponent({
 ## 约束与限制
 
 在下述版本验证通过：  
-DevEco Studio 5.0 Canary3（5.0.3.502）--SDK:API12 (5.0.0.31)
+DevEco Studio: NEXT Beta1-5.0.3.806, SDK: API12 Release(5.0.0.66)
 
 ## 贡献代码
 
diff --git a/entry/src/main/ets/common/CustomEngineKeyImpl.ets b/entry/src/main/ets/common/CustomEngineKeyImpl.ets
index 63437c3..acd2f4a 100644
--- a/entry/src/main/ets/common/CustomEngineKeyImpl.ets
+++ b/entry/src/main/ets/common/CustomEngineKeyImpl.ets
@@ -12,8 +12,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
- import { DownsampleStrategy } from '@ohos/imageknife';
-import { IEngineKey, ImageKnifeOption, PixelMapTransformation,SparkMD5 ,ImageKnifeRequestSource} from '@ohos/libraryimageknife';
+import { IEngineKey, ImageKnifeOption, PixelMapTransformation,SparkMD5 ,ImageKnifeRequestSource,
+  DownsampleStrategy} from '@ohos/libraryimageknife';
 
 //全局自定义key demo
 @Sendable
@@ -36,8 +36,8 @@ export class CustomEngineKeyImpl implements IEngineKey {
       if (imageKnifeOption.transformation) {
         key += "transformation=" + this.getTransformation(imageKnifeOption.transformation) + ";"
       }
-        if ((imageKnifeOption.downsampleOf !== DownsampleStrategy.NONE && imageKnifeOption.downsampleOf !== undefined)) {
-        key += "downsampleOf" + imageKnifeOption.downsampleOf +"width="+width+"height="+ height
+      if ((imageKnifeOption.downsampleOf !== DownsampleStrategy.NONE && imageKnifeOption.downsampleOf !== undefined)) {
+        key += "downsampleOf" + imageKnifeOption.downsampleOf + "width=" + width + "height=" + height
       }
     }
     return key
diff --git a/entry/src/main/ets/entryability/EntryAbility.ets b/entry/src/main/ets/entryability/EntryAbility.ets
index e19ffa7..2a48190 100644
--- a/entry/src/main/ets/entryability/EntryAbility.ets
+++ b/entry/src/main/ets/entryability/EntryAbility.ets
@@ -17,7 +17,7 @@ import hilog from '@ohos.hilog';
 import UIAbility from '@ohos.app.ability.UIAbility';
 import Want from '@ohos.app.ability.Want';
 import window from '@ohos.window';
-import { ImageKnife, InitImageKnife, LogUtil } from '@ohos/libraryimageknife';
+import { ImageKnife, InitImageKnife } from '@ohos/libraryimageknife';
 import { CustomEngineKeyImpl } from '../common/CustomEngineKeyImpl';
 import abilityAccessCtrl, { Permissions } from '@ohos.abilityAccessCtrl';
 import { BusinessError } from '@ohos.base'
diff --git a/entry/src/main/ets/pages/DownSamplePage.ets b/entry/src/main/ets/pages/DownSamplePage.ets
index 8a59b89..73ebe5b 100644
--- a/entry/src/main/ets/pages/DownSamplePage.ets
+++ b/entry/src/main/ets/pages/DownSamplePage.ets
@@ -20,100 +20,100 @@ import { Downsampler } from '@ohos/imageknife/src/main/ets/downsampling/Downsamp
 import { FileTypeUtil } from '@ohos/imageknife/src/main/ets/utils/FileTypeUtil';
 
 @Entry
-@ComponentV2
+@Component
 struct DownSamplePage {
-  @Local imageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
+  @State imageKnifeOption: ImageKnifeOption = {
     loadSrc: $r('app.media.startIcon'),
-    placeholderSrc: $r("app.media.loading"),
-    errorholderSrc: $r("app.media.app_icon"),
+    placeholderSrc: $r('app.media.loading'),
+    errorholderSrc: $r('app.media.app_icon'),
     objectFit: ImageFit.Contain
-  })
+  }
   isBrightness: boolean = false
-  @Local beforeSampling: number = 0
-  @Local afterSampling: number = 0
-  @Local SamplingList: SamplingType[] = [
+  @State beforeSampling: number = 0
+  @State afterSampling: number = 0
+  @State SamplingList: SamplingType[] = [
 
-    new SamplingType(7, "AT_LEAST"),
-    new SamplingType(1, "AT_MOST"),
+    new SamplingType(7, 'AT_LEAST'),
+    new SamplingType(1, 'AT_MOST'),
 
-    new SamplingType(2, "FIT_CENTER_MEMORY"),
-    new SamplingType(4, "FIT_CENTER_QUALITY"),
-    new SamplingType(5, "CENTER_OUTSIDE_MEMORY"),
-    new SamplingType(6, "CENTER_OUTSIDE_QUALITY"),
-    new SamplingType(0, "NONE"),
+    new SamplingType(2, 'FIT_CENTER_MEMORY'),
+    new SamplingType(4, 'FIT_CENTER_QUALITY'),
+    new SamplingType(5, 'CENTER_OUTSIDE_MEMORY'),
+    new SamplingType(6, 'CENTER_OUTSIDE_QUALITY'),
+    new SamplingType(0, 'NONE'),
 
   ]
-  @Local checked: boolean = false
+  @State checked: boolean = false
 
   updateImageKnifeOption(value: string) {
     if (value === 'NONE') {
-      this.imageKnifeOption = new ImageKnifeOption({
+      this.imageKnifeOption = {
         loadSrc: $r('app.media.pngSample'),
-        placeholderSrc: $r("app.media.loading"),
-        errorholderSrc: $r("app.media.app_icon"),
+        placeholderSrc: $r('app.media.loading'),
+        errorholderSrc: $r('app.media.app_icon'),
         objectFit: ImageFit.Contain,
         downsampleOf: DownsampleStrategy.NONE
-      })
+      }
       this.originalPixMap($r('app.media.pngSample'))
       this.afterSamplingFunc($r('app.media.pngSample'))
     } else if (value === 'AT_MOST') {
-      this.imageKnifeOption = new ImageKnifeOption({
+      this.imageKnifeOption = {
         loadSrc: $r('app.media.pngSample'),
-        placeholderSrc: $r("app.media.loading"),
-        errorholderSrc: $r("app.media.app_icon"),
+        placeholderSrc: $r('app.media.loading'),
+        errorholderSrc: $r('app.media.app_icon'),
         objectFit: ImageFit.Contain,
         downsampleOf: DownsampleStrategy.AT_MOST
-      })
+      }
       this.originalPixMap($r('app.media.pngSample'))
       this.afterSamplingFunc($r('app.media.pngSample'))
     } else if (value === 'FIT_CENTER_MEMORY') {
-      this.imageKnifeOption = new ImageKnifeOption({
+      this.imageKnifeOption = {
         loadSrc: $r('app.media.pngSample'),
-        placeholderSrc: $r("app.media.loading"),
-        errorholderSrc: $r("app.media.app_icon"),
+        placeholderSrc: $r('app.media.loading'),
+        errorholderSrc: $r('app.media.app_icon'),
         objectFit: ImageFit.Contain,
         downsampleOf: DownsampleStrategy.FIT_CENTER_MEMORY
-      })
+      }
       this.originalPixMap($r('app.media.pngSample'))
       this.afterSamplingFunc($r('app.media.pngSample'))
     } else if (value === 'FIT_CENTER_QUALITY') {
-      this.imageKnifeOption = new ImageKnifeOption({
+      this.imageKnifeOption = {
         loadSrc: $r('app.media.pngSample'),
-        placeholderSrc: $r("app.media.loading"),
-        errorholderSrc: $r("app.media.app_icon"),
+        placeholderSrc: $r('app.media.loading'),
+        errorholderSrc: $r('app.media.app_icon'),
         objectFit: ImageFit.Contain,
         downsampleOf: DownsampleStrategy.FIT_CENTER_QUALITY
-      })
+      }
       this.originalPixMap($r('app.media.pngSample'))
       this.afterSamplingFunc($r('app.media.pngSample'))
     } else if (value === 'CENTER_OUTSIDE_MEMORY') {
-      this.imageKnifeOption = new ImageKnifeOption({
+      this.imageKnifeOption = {
         loadSrc: $r('app.media.pngSample'),
-        placeholderSrc: $r("app.media.loading"),
-        errorholderSrc: $r("app.media.app_icon"),
+        placeholderSrc: $r('app.media.loading'),
+        errorholderSrc: $r('app.media.app_icon'),
         objectFit: ImageFit.Contain,
         downsampleOf: DownsampleStrategy.CENTER_OUTSIDE_MEMORY
-      })
+      }
       this.originalPixMap($r('app.media.pngSample'))
       this.afterSamplingFunc($r('app.media.pngSample'))
     } else if (value === 'CENTER_OUTSIDE_QUALITY') {
-      this.imageKnifeOption = new ImageKnifeOption({
+      this.imageKnifeOption = {
         loadSrc: $r('app.media.pngSample'),
-        placeholderSrc: $r("app.media.loading"),
-        errorholderSrc: $r("app.media.app_icon"),
+        placeholderSrc: $r('app.media.loading'),
+        errorholderSrc: $r('app.media.app_icon'),
         objectFit: ImageFit.Contain,
         downsampleOf: DownsampleStrategy.CENTER_OUTSIDE_QUALITY
-      })
+      }
       this.originalPixMap($r('app.media.pngSample'))
       this.afterSamplingFunc($r('app.media.pngSample'))
     } else {
-      this.imageKnifeOption = new ImageKnifeOption({
+      this.imageKnifeOption = {
         loadSrc: $r('app.media.pngSample'),
-        placeholderSrc: $r("app.media.loading"),
-        errorholderSrc: $r("app.media.app_icon"),
+        placeholderSrc: $r('app.media.loading'),
+        errorholderSrc: $r('app.media.app_icon'),
         objectFit: ImageFit.Contain,
         downsampleOf: DownsampleStrategy.AT_LEAST
-      })
+      }
       this.originalPixMap($r('app.media.pngSample'))
       this.afterSamplingFunc($r('app.media.pngSample'))
     }
@@ -130,7 +130,7 @@ struct DownSamplePage {
     }
     let imageInfo = await imageSource.getImageInfo()
 
-    if (this.imageKnifeOption.downsampleOf !== DownsampleStrategy.NONE){
+    if (this.imageKnifeOption.downsampleOf !== DownsampleStrategy.NONE && this.imageKnifeOption.downsampleOf != undefined ) {
       let reqSize =
         new Downsampler().calculateScaling(typeValue, imageInfo.size.width, imageInfo.size.height, 300,
           300, this.imageKnifeOption.downsampleOf)
@@ -147,7 +147,7 @@ struct DownSamplePage {
     imageSource.createPixelMap(decodingOptions).then((pixelMap: image.PixelMap) => {
       this.afterSampling = pixelMap.getPixelBytesNumber()
     }).catch((err: BusinessError) => {
-      console.error("Failed to create PixelMap")
+      console.error('Failed to create PixelMap')
     });
   }
 
@@ -162,7 +162,7 @@ struct DownSamplePage {
     imageSource.createPixelMap(decodingOptions).then((pixelMap: image.PixelMap) => {
       this.beforeSampling = pixelMap.getPixelBytesNumber()
     }).catch((err: BusinessError) => {
-      console.error("Failed to create PixelMap")
+      console.error('Failed to create PixelMap')
     });
   }
   getResourceString(res:Resource){
diff --git a/entry/src/main/ets/pages/ImageAnimatorPage.ets b/entry/src/main/ets/pages/ImageAnimatorPage.ets
index 5837f7f..8c923a5 100644
--- a/entry/src/main/ets/pages/ImageAnimatorPage.ets
+++ b/entry/src/main/ets/pages/ImageAnimatorPage.ets
@@ -12,37 +12,37 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { AnimatorOption, ImageKnifeAnimatorComponent,ImageKnifeOption } from "@ohos/libraryimageknife"
+import { AnimatorOption, ImageKnifeAnimatorComponent } from '@ohos/libraryimageknife'
 
 @Entry
-@ComponentV2
+@Component
 struct ImageAnimatorPage {
-  @Local animatorOption: AnimatorOption = new AnimatorOption({
+  @State animatorOption: AnimatorOption = {
     state: AnimationStatus.Running,
-    iterations: -1,
+    iterations: 1,
     onFinish:()=>{
-      console.log("ImageKnifeAnimatorComponent animatorOption onFinish")
+      console.log('ImageKnifeAnimatorComponent animatorOption onFinish')
     },
     onStart:()=>{
-      console.log("ImageKnifeAnimatorComponent animatorOption onStart")
+      console.log('ImageKnifeAnimatorComponent animatorOption onStart')
     },
     onPause:()=>{
-      console.log("ImageKnifeAnimatorComponent animatorOption onPause")
+      console.log('ImageKnifeAnimatorComponent animatorOption onPause')
     },
     onCancel:()=>{
-      console.log("ImageKnifeAnimatorComponent animatorOption onCancel")
+      console.log('ImageKnifeAnimatorComponent animatorOption onCancel')
     },
     onRepeat:()=>{
-      console.log("ImageKnifeAnimatorComponent animatorOption onRepeat")
+      console.log('ImageKnifeAnimatorComponent animatorOption onRepeat')
     }
-  })
-  @Local animatorOption1: AnimatorOption = new AnimatorOption({
+  }
+  @State animatorOption1: AnimatorOption = {
     state: AnimationStatus.Initial
-  })
-  @Local animatorOption2: AnimatorOption = new AnimatorOption({
+  }
+  @State animatorOption2: AnimatorOption = {
     state: AnimationStatus.Initial,
     reverse: true
-  })
+  }
   build() {
     Column(){
       Flex(){
@@ -66,28 +66,28 @@ struct ImageAnimatorPage {
         })
       }
       ImageKnifeAnimatorComponent({
-        imageKnifeOption:new ImageKnifeOption({
-          loadSrc:"https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658",
+        imageKnifeOption:{
+          loadSrc:'https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658',
           placeholderSrc:$r('app.media.loading'),
           errorholderSrc:$r('app.media.failed')
-        }),animatorOption:this.animatorOption
-      }).width(200).height(200).backgroundColor(Color.Orange).margin({top:30})
+        },animatorOption:this.animatorOption
+      }).width(300).height(300).backgroundColor(Color.Orange).margin({top:30})
       Text($r('app.string.Display_the_first_frame')).fontSize(20)
       ImageKnifeAnimatorComponent({
-        imageKnifeOption:new ImageKnifeOption({
-          loadSrc:"https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658",
+        imageKnifeOption:{
+          loadSrc:'https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658',
           placeholderSrc:$r('app.media.loading'),
           errorholderSrc:$r('app.media.failed')
-        }),animatorOption:this.animatorOption1
+        },animatorOption:this.animatorOption1
       }).width(200).height(200).backgroundColor(Color.Orange).margin({top:30})
       Text($r('app.string.Display_the_last_frame')).fontSize(20)
       ImageKnifeAnimatorComponent({
-        imageKnifeOption:new ImageKnifeOption({
-          loadSrc:"https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658",
+        imageKnifeOption:{
+          loadSrc:'https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658',
           placeholderSrc:$r('app.media.loading'),
           errorholderSrc:$r('app.media.failed')
-        }),animatorOption:this.animatorOption2
+        },animatorOption:this.animatorOption2
       }).width(200).height(200).backgroundColor(Color.Orange).margin({top:30})
-    }.width("100%").height("100%")
+    }.width('100%').height('100%')
   }
 }
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/ImageKnifeReload.ets b/entry/src/main/ets/pages/ImageKnifeReload.ets
new file mode 100644
index 0000000..e8aefa7
--- /dev/null
+++ b/entry/src/main/ets/pages/ImageKnifeReload.ets
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { connection } from '@kit.NetworkKit'
+import { List } from '@kit.ArkTS'
+import { ImageKnifeRequest,ImageKnife,ImageKnifeComponent } from '@ohos/libraryimageknife'
+
+@Entry
+@Component
+struct ImageKnifeReload {
+  aboutToAppear(): void {
+    NetWatchState.init()
+  }
+  build() {
+    Column() {
+      ImageKnifeComponent({
+        imageKnifeOption:{
+          loadSrc:'https://hbimg.huabanimg.com/95a6d37a39aa0b70d48fa18dc7df8309e2e0e8e85571e-x4hhks_fw658/format/webp',
+          placeholderSrc:$r('app.media.loading'),
+          errorholderSrc:$r('app.media.failed'),
+          onLoadListener:{
+            onLoadFailed(err,request){
+              NetWatchState.requestList.add(request)
+            }
+          }
+        }
+      }).width(200).height(200)
+      ImageKnifeComponent({
+        imageKnifeOption:{
+          loadSrc:'https://img-blog.csdn.net/20140514114029140',
+          placeholderSrc:$r('app.media.loading'),
+          errorholderSrc:$r('app.media.failed'),
+          onLoadListener:{
+            onLoadFailed(err,request){
+              NetWatchState.requestList.add(request)
+            }
+          }
+        }
+      }).width(200).height(200).margin({top:10})
+    }.width('100%')
+    .height('100%')
+  }
+}
+
+class NetWatchState {
+  public static netConnection: connection.NetConnection | undefined = undefined
+  public static requestList: List<ImageKnifeRequest> = new List()
+
+  static init() {
+    NetWatchState.netConnection = connection.createNetConnection()
+    // 注册订阅事件
+    NetWatchState.netConnection.register(()=>{
+    })
+    // 订阅网络能力变化事件。调用register后，才能接收到此事件通知
+    NetWatchState.netConnection.on('netCapabilitiesChange',(data:connection.NetCapabilityInfo)=>{
+      if(NetWatchState.requestList.length > 0 && data.netHandle.netId >= 100) {
+        NetWatchState.requestList.forEach((request)=>{
+          ImageKnife.getInstance().reload(request)
+          NetWatchState.requestList.remove(request)
+        })
+      }
+    })
+  }
+
+  static cancel(){
+    if(NetWatchState.netConnection != undefined) {
+      // 取消订阅
+      NetWatchState.netConnection.unregister(()=>{})
+    }
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/ImageTransformation.ets b/entry/src/main/ets/pages/ImageTransformation.ets
index 5a88f34..d085527 100644
--- a/entry/src/main/ets/pages/ImageTransformation.ets
+++ b/entry/src/main/ets/pages/ImageTransformation.ets
@@ -35,17 +35,17 @@ import {
 import { collections } from '@kit.ArkTS'
 
 @Entry
-@ComponentV2
+@Component
 struct ImageTransformation {
-  @Local imageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
+  @State imageKnifeOption: ImageKnifeOption = {
     loadSrc: $r('app.media.pngSample'),
-    placeholderSrc: $r("app.media.loading"),
-    errorholderSrc: $r("app.media.app_icon"),
+    placeholderSrc: $r('app.media.loading'),
+    errorholderSrc: $r('app.media.app_icon'),
     objectFit: ImageFit.Contain
-  })
-  @Local isRound: boolean = false;
-  @Local isContrast: boolean = false;
-  @Local isRotate: boolean = false;
+  }
+  @State isRound: boolean = false;
+  @State isContrast: boolean = false;
+  @State isRotate: boolean = false;
   isBlur: boolean = false
   isBrightness: boolean = false
   isGrayScale: boolean = false;
@@ -412,14 +412,14 @@ struct ImageTransformation {
     if (this.isMask) {
       transformations.push(new MaskTransformation($r('app.media.mask_starfish')));
     }
-    this.imageKnifeOption = new ImageKnifeOption({
+    this.imageKnifeOption = {
       loadSrc: $r('app.media.pngSample'),
-      placeholderSrc: $r("app.media.loading"),
-      errorholderSrc: $r("app.media.app_icon"),
+      placeholderSrc: $r('app.media.loading'),
+      errorholderSrc: $r('app.media.app_icon'),
       objectFit: ImageFit.Contain,
       border: { radius: this.isRound ? { topLeft: 50, bottomRight: 50 } : 0 },
       transformation: transformations.length > 0 ? new MultiTransTransformation(transformations) : undefined
-    })
+    }
     if (this.isCropCircle) {
       this.imageKnifeOption.objectFit = ImageFit.Cover;
       this.imageKnifeOption.border = { radius: 150 };
diff --git a/entry/src/main/ets/pages/Index.ets b/entry/src/main/ets/pages/Index.ets
index def6a65..2e68f9b 100644
--- a/entry/src/main/ets/pages/Index.ets
+++ b/entry/src/main/ets/pages/Index.ets
@@ -15,153 +15,165 @@
 import router from '@system.router';
 
 @Entry
-@ComponentV2
+@Component
 struct Index {
-  getResourceString(res: Resource) {
+
+  getResourceString(res:Resource){
     return getContext().resourceManager.getStringSync(res.id)
   }
 
+
   aboutToAppear(): void {
 
   }
 
   build() {
-    Scroll() {
+    Scroll(){
       Column() {
-        Button($r('app.string.Test_ImageAnimator')).onClick(() => {
+        Button($r('app.string.Test_ImageAnimator')).onClick(()=>{
           router.push({
             uri: 'pages/ImageAnimatorPage',
           });
         })
-        Button($r('app.string.Test_multiple_images')).margin({ top: 10 }).onClick(() => {
+        Button($r('app.string.Network_reload')).margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/ImageKnifeReload',
+          });
+        })
+        Button($r('app.string.preloading_prefetch')).margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/PrefetchAndCacheCount',
+          });
+        })
+        Button($r('app.string.request_concurrency')).margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/SetMaxRequestPage',
+          });
+        })
+        Button($r('app.string.Test_multiple_images')).margin({top:10}).onClick(()=>{
           router.push({
             uri: 'pages/TestCommonImage',
           });
         })
-        Button(this.getResourceString($r('app.string.Multiple_images')) + " + reuse + LazyForeach")
-          .margin({ top: 10 })
-          .onClick(() => {
-            router.push({
-              uri: 'pages/UserPage',
+        Button($r('app.string.Test_Task_error')).margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/TestTaskResourcePage',
+          });
+        })
+        Button($r('app.string.Test_HSP')).margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/TestHspPreLoadImage',
 
-            });
-          })
-        Button($r('app.string.Test_SingleImage')).margin({ top: 10 }).onClick(() => {
+          });
+        })
+        Button($r('app.string.Test_SingleImage')).margin({top:10}).onClick(()=>{
           router.push({
             uri: 'pages/SingleImage',
 
           });
         })
+        Button($r('app.string.Test_custom_download')).margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/TestSetCustomImagePage',
+
+          });
+        })
+        Button(this.getResourceString($r('app.string.Multiple_images')) + ' + reuse + LazyForeach').margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/UserPage',
+
+          });
+        })
         Button($r('app.string.Image_Downsampling_Functionality')).margin({top:10}).onClick(()=>{
           router.push({
             uri: 'pages/DownSamplePage',
           });
         })
-        Button($r('app.string.Display_long_image')).margin({ top: 10 }).onClick(() => {
+        Button($r('app.string.Display_long_image')).margin({top:10}).onClick(()=>{
           router.push({
             uri: 'pages/LongImagePage',
 
           });
         })
-        Button($r('app.string.Image_Transformation')).margin({ top: 10 }).onClick(() => {
+        Button($r('app.string.Image_scaling')).margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/TransformPage',
+
+          });
+        })
+        Button(this.getResourceString($r('app.string.Message_list')) + ' + List').margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/TestImageFlash',
+
+          });
+        })
+        Button($r('app.string.Custom_cache_key')).margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/SignatureTestPage',
+
+          });
+        })
+        Button($r('app.string.Preloading_images_to_cache')).margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/TestPrefetchToFileCache',
+
+          });
+        })
+        Button($r('app.string.Retrieve_image_display_from_cache')).margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/TestIsUrlExist',
+
+          });
+        })
+        Button($r('app.string.Test_single_request_header')).margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/TestHeader',
+
+          });
+        })
+        Button($r('app.string.Test_write_cache_strategy')).margin({top:10}).onClick(()=>{
+          router.push({
+            uri: 'pages/TestWriteCacheStage',
+
+          });
+        })
+        Button($r('app.string.Image_Transformation')).margin({top:10}).onClick(()=>{
           router.push({
             uri: 'pages/ImageTransformation',
 
           });
 
         })
-        Button($r('app.string.Test_media_URL')).margin({ top: 10 }).onClick(() => {
-          router.push({
-            uri: 'pages/dataShareUriLoadPage',
 
-          });
-        })
-        Button($r('app.string.Different_ObjectFit')).margin({ top: 10 }).onClick(() => {
+        Button($r('app.string.Different_ObjectFit')).margin({top:10}).onClick(()=>{
           router.push({
             uri: 'pages/ObjectFitPage',
 
           });
 
         })
-        Button($r('app.string.Custom_cache_key')).margin({ top: 10 }).onClick(() => {
-          router.push({
-            uri: 'pages/SignatureTestPage',
 
-          });
-        })
-        Button($r('app.string.Test_image_loading_success_or_failure_events')).margin({ top: 10 }).onClick(() => {
+        Button($r('app.string.Test_image_loading_success_or_failure_events')).margin({top:10}).onClick(()=>{
           router.push({
             uri: 'pages/LoadStatePage',
           })
         })
-        Button($r('app.string.Image_scaling')).margin({ top: 10 }).onClick(() => {
-          router.push({
-            uri: 'pages/TransformPage',
 
-          });
-        })
-
-        Button($r('app.string.Test_HSP')).margin({ top: 10 }).onClick(() => {
-          router.push({
-            uri: 'pages/TestHspPreLoadImage',
-
-          });
-        })
-
-        Button($r('app.string.Test_custom_download')).margin({ top: 10 }).onClick(() => {
-          router.push({
-            uri: 'pages/TestSetCustomImagePage',
-
-          });
-        })
-
-        Button(this.getResourceString($r('app.string.Message_list')) + " + List").margin({ top: 10 }).onClick(() => {
-          router.push({
-            uri: 'pages/TestImageFlash',
-
-          });
-        })
-
-        Button($r('app.string.Preloading_images_to_cache')).margin({ top: 10 }).onClick(() => {
-          router.push({
-            uri: 'pages/TestPrefetchToFileCache',
-
-          });
-        })
-        Button($r('app.string.Retrieve_image_display_from_cache')).margin({ top: 10 }).onClick(() => {
-          router.push({
-            uri: 'pages/TestIsUrlExist',
-
-          });
-        })
-        Button($r('app.string.Test_single_request_header')).margin({ top: 10 }).onClick(() => {
-          router.push({
-            uri: 'pages/TestHeader',
-
-          });
-        })
-        Button($r('app.string.Test_write_cache_strategy')).margin({ top: 10 }).onClick(() => {
-          router.push({
-            uri: 'pages/TestWriteCacheStage',
-
-          });
-        })
-
-
-        Button($r('app.string.Test_removing_image_cache_interface')).margin({ top: 10 }).onClick(() => {
+        Button($r('app.string.Test_removing_image_cache_interface')).margin({top:10}).onClick(()=>{
           router.push({
             uri: 'pages/TestRemoveCache',
           });
         })
-        Button($r('app.string.Test_error_image_display')).margin({ top: 10 }).onClick(() => {
+        Button($r('app.string.Test_error_image_display')).margin({top:10}).onClick(()=>{
           router.push({
             uri: 'pages/TestErrorHolderPage',
 
           });
         })
-        Button($r('app.string.Test_Task_error')).margin({ top: 10 }).onClick(() => {
+        Button($r('app.string.Test_media_URL')).margin({top:10}).onClick(()=>{
           router.push({
-            uri: 'pages/TestTaskResourcePage',
+            uri: 'pages/dataShareUriLoadPage',
+
           });
         })
         Button($r('app.string.test_cache_btn')).margin({ top: 10 }).onClick(() => {
@@ -179,8 +191,14 @@ struct Index {
             uri: 'pages/TestLoadCancelListenerPage',
           });
         })
+        Button($r('app.string.test_callback')).margin({ top: 10 }).onClick(() => {
+          router.push({
+            uri: 'pages/TestImageKnifeCallbackPage',
+
+          });
+        })
       }
-    }.width('100%')
+    } .width('100%')
     .height('100%')
   }
 }
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/LazyForEachCache.ets b/entry/src/main/ets/pages/LazyForEachCache.ets
new file mode 100644
index 0000000..940592c
--- /dev/null
+++ b/entry/src/main/ets/pages/LazyForEachCache.ets
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { InfoItem } from './model/DataSourcePrefetching';
+import { PageViewModel } from './model/PageViewModel';
+import { ImageKnifeComponent, ImageKnifeOption } from '@ohos/libraryimageknife';
+import { CommonDataSource } from './model/CommonDataSource';
+
+@Entry
+@Component
+export struct LazyForEachCache {
+  @State hotCommendList:CommonDataSource<InfoItem> = new CommonDataSource<InfoItem>([])
+  aboutToAppear(): void {
+    this.hotCommendList.addData(this.hotCommendList.totalCount(),PageViewModel.getItems())
+  }
+  build() {
+    Column() {
+      List({ space: 16 }) {
+        LazyForEach(this.hotCommendList, (item: InfoItem,index) => {
+          ListItem() {
+            Column({ space: 12 }) {
+              ImageKnifeComponent({
+                imageKnifeOption:{
+                  loadSrc: item.albumUrl,
+                  placeholderSrc:$r('app.media.loading')
+                }
+              }).width(100).height(100)
+              Text(`${index}`)
+            }.border({ width: 5 , color: '#000000'})
+          }
+        })
+      }
+      .cachedCount(5)
+      .width('100%')
+      .height('100%')
+      .margin({ left: 10, right: 10 })
+      .layoutWeight(1)
+    }
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/LazyForEachCount.ets b/entry/src/main/ets/pages/LazyForEachCount.ets
new file mode 100644
index 0000000..7cfab01
--- /dev/null
+++ b/entry/src/main/ets/pages/LazyForEachCount.ets
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { InfoItem } from './model/DataSourcePrefetching';
+import { PageViewModel } from './model/PageViewModel';
+import { ImageKnifeComponent, ImageKnifeOption } from '@ohos/libraryimageknife';
+import { CommonDataSource } from './model/CommonDataSource';
+
+@Entry
+@Component
+export struct LazyForEachCount {
+  @State hotCommendList:CommonDataSource<InfoItem> = new CommonDataSource<InfoItem>([])
+  aboutToAppear(): void {
+    this.hotCommendList.addData(this.hotCommendList.totalCount(),PageViewModel.getItems())
+  }
+  build() {
+    Column() {
+      List({ space: 16 }) {
+        LazyForEach(this.hotCommendList, (item: InfoItem,index) => {
+          ListItem() {
+            Column({ space: 12 }) {
+              ImageKnifeComponent({
+                imageKnifeOption:{
+                  loadSrc: item.albumUrl,
+                  placeholderSrc:$r('app.media.loading')
+                }
+              }).width(100).height(100)
+              Text(`${index}`)
+            }.border({ width: 5 , color: '#000000'})
+          }
+        })
+      }
+      .cachedCount(30)
+      .width('100%')
+      .height('100%')
+      .margin({ left: 10, right: 10 })
+      .layoutWeight(1)
+    }
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/ListPage.ets b/entry/src/main/ets/pages/ListPage.ets
index 1c6d614..c604d97 100644
--- a/entry/src/main/ets/pages/ListPage.ets
+++ b/entry/src/main/ets/pages/ListPage.ets
@@ -15,11 +15,11 @@
 import { ImageKnifeComponent, ImageKnifeOption } from '@ohos/libraryimageknife';
 
 @Entry
-@ComponentV2
+@Component
 struct ListPage {
 
   private data: string[] = []
-  @Local ImageKnifeOption: ImageKnifeOption = new ImageKnifeOption({ loadSrc: $r('app.media.startIcon')})
+  @State ImageKnifeOption: ImageKnifeOption = { loadSrc: $r('app.media.startIcon')}
 
 
   aboutToAppear(): void {
diff --git a/entry/src/main/ets/pages/LoadStatePage.ets b/entry/src/main/ets/pages/LoadStatePage.ets
index 876a74e..a365e06 100644
--- a/entry/src/main/ets/pages/LoadStatePage.ets
+++ b/entry/src/main/ets/pages/LoadStatePage.ets
@@ -12,37 +12,37 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { ImageKnifeComponent, ImageKnifeOption } from "@ohos/libraryimageknife"
+import { ImageKnifeComponent, ImageKnifeOption } from '@ohos/libraryimageknife'
 import matrix4 from '@ohos.matrix4'
 
 @Entry
-@ComponentV2
+@Component
 struct LoadStatePage {
 
   starTime:number = new Date().getTime()
 
-  @Local ImageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
-    loadSrc: $r("app.media.rabbit"),
-    placeholderSrc: $r("app.media.loading"),
-    errorholderSrc: $r("app.media.app_icon"),
+  @State ImageKnifeOption: ImageKnifeOption = {
+    loadSrc: $r('app.media.rabbit'),
+    placeholderSrc: $r('app.media.loading'),
+    errorholderSrc: $r('app.media.app_icon'),
     objectFit: ImageFit.Contain,
     onLoadListener: {
       onLoadFailed: (err) => {
-        console.error("Load Failed Reason: " + err);
+        console.error('Load Failed Reason: ' + err);
       },
       onLoadSuccess: (data) => {
         return data;
       },
     },
     border: { radius: 50 }
-  })
-  @Local imageKnifeOption1: ImageKnifeOption = new ImageKnifeOption({
+  }
+  @State imageKnifeOption1: ImageKnifeOption = {
     loadSrc: $r('app.media.startIcon')
-  })
-  @Local message: string = ""
-  @Local currentWidth: number = 200
-  @Local currentHeight: number = 200
-  @Local typeValue: string = ""
+  }
+  @State message: string = ''
+  @State currentWidth: number = 200
+  @State currentHeight: number = 200
+  @State typeValue: string = ''
   build() {
     Column() {
       Text($r('app.string.TIPS'))
@@ -50,21 +50,21 @@ struct LoadStatePage {
       Row() {
         Button($r('app.string.Test_failure_success'))
           .onClick(() => {
-            this.ImageKnifeOption = new ImageKnifeOption({
-              loadSrc: "https://www.openharmony.cn/_nuxt/img/logo.dcf95b3.png",
-              placeholderSrc: $r("app.media.loading"),
-              errorholderSrc: $r("app.media.app_icon"),
+            this.ImageKnifeOption = {
+              loadSrc: 'https://www.openharmony.cn/_nuxt/img/logo.dcf95b3.png',
+              placeholderSrc: $r('app.media.loading'),
+              errorholderSrc: $r('app.media.app_icon'),
               objectFit: ImageFit.Contain,
               onLoadListener: {
                 onLoadStart:()=>{
                   this.starTime = new Date().getTime()
-                  console.info("Load start: ");
+                  console.info('Load start: ');
                 },
                 onLoadFailed: (err) => {
-                  console.error("Load Failed Reason: " + err + "  cost " + (new Date().getTime() - this.starTime) + " milliseconds");
+                  console.error('Load Failed Reason: ' + err + '  cost ' + (new Date().getTime() - this.starTime) + ' milliseconds');
                 },
                 onLoadSuccess: (data,imageData) => {
-                  console.info("Load Successful: cost " + (new Date().getTime() - this.starTime) + " milliseconds");
+                  console.info('Load Successful: cost ' + (new Date().getTime() - this.starTime) + ' milliseconds');
                   this.currentWidth = imageData.imageWidth!
                   this.currentHeight = imageData.imageHeight!
                   this.typeValue = imageData.type!
@@ -73,9 +73,9 @@ struct LoadStatePage {
               },
               border: { radius: 50 },
               onComplete:(event)=>{
-                console.error("Load onComplete width:"+event?.width , " height:"+event?.height , " componentWidth:"+event?.componentWidth," componentHeight:" + event?.componentHeight);
+                console.error('Load onComplete width:'+event?.width , ' height:'+event?.height , ' componentWidth:'+event?.componentWidth,' componentHeight:' + event?.componentHeight);
               }
-            })
+            }
           })
       }
       .margin({ top: 20 })
@@ -85,17 +85,17 @@ struct LoadStatePage {
       ImageKnifeComponent({ imageKnifeOption: this.ImageKnifeOption }).height(this.currentHeight).width(this.currentWidth)
         .margin({ top: 20 })
       Button($r('app.string.Custom_download_failed')).onClick(()=>{
-        this.imageKnifeOption1 = new ImageKnifeOption({
-          loadSrc: "abc",
+        this.imageKnifeOption1 = {
+          loadSrc: 'abc',
           placeholderSrc:$r('app.media.loading'),
           errorholderSrc:$r('app.media.failed'),
           customGetImage:custom,
           onLoadListener: {
             onLoadFailed:(err)=>{
-              this.message = "err:" + err
+              this.message = 'err:' + err
             }
           }
-        })
+        }
       }).margin({ top: 20 })
       Text(this.message).fontSize(20).margin({ top: 20 })
       ImageKnifeComponent({ imageKnifeOption: this.imageKnifeOption1 }).height(this.currentHeight).width(this.currentWidth)
@@ -109,8 +109,8 @@ struct LoadStatePage {
 }
 // 自定义下载方法
 @Concurrent
-async function custom(context: Context, src: string | PixelMap | Resource): Promise<ArrayBuffer | undefined> {
-  console.info("ImageKnife::  custom download：" + src)
+async function custom(context: Context, src: string | PixelMap | Resource,headers?: Record<string,Object>): Promise<ArrayBuffer | undefined> {
+  console.info('ImageKnife::  custom download：' + src)
   // 举例写死从本地文件读取，也可以自己请求网络图片
   return undefined
 }
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/LongImagePage.ets b/entry/src/main/ets/pages/LongImagePage.ets
index 0d09a96..34d38fa 100644
--- a/entry/src/main/ets/pages/LongImagePage.ets
+++ b/entry/src/main/ets/pages/LongImagePage.ets
@@ -12,26 +12,26 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { ImageKnifeComponent,ImageKnifeOption } from '@ohos/libraryimageknife'
+import { ImageKnifeComponent } from '@ohos/libraryimageknife'
 
 @Entry
-@ComponentV2
+@Component
 struct LongImagePage {
 
   build() {
     Scroll() {
 
-     // Image("https://wx2.sinaimg.cn/mw690/006HyQKGgy1hnqp08dw09j30u04twu0x.jpg").objectFit(ImageFit.Auto).height(300)
+      // Image('https://wx2.sinaimg.cn/mw690/006HyQKGgy1hnqp08dw09j30u04twu0x.jpg').objectFit(ImageFit.Auto).height(300)
 
-   // Image($r("app.media.aaa")).objectFit(ImageFit.Auto).width(200)
+      // Image($r('app.media.aaa')).objectFit(ImageFit.Auto).width(200)
       ImageKnifeComponent({
-        imageKnifeOption: new ImageKnifeOption({
-          loadSrc:"https://wx2.sinaimg.cn/mw690/006HyQKGgy1hnqp08dw09j30u04twu0x.jpg",
-          //src:$r("app.media.aaa"),
-          placeholderSrc: $r("app.media.loading"),
-          errorholderSrc: $r("app.media.failed"),
+        imageKnifeOption: {
+          loadSrc:'https://wx2.sinaimg.cn/mw690/006HyQKGgy1hnqp08dw09j30u04twu0x.jpg',
+          //src:$r('app.media.aaa'),
+          placeholderSrc: $r('app.media.loading'),
+          errorholderSrc: $r('app.media.failed'),
           objectFit: ImageFit.Auto
-        })
+        }
       })
     }
     .height('100%') .width('100%')
diff --git a/entry/src/main/ets/pages/MaxRequest1.ets b/entry/src/main/ets/pages/MaxRequest1.ets
new file mode 100644
index 0000000..e4bd67f
--- /dev/null
+++ b/entry/src/main/ets/pages/MaxRequest1.ets
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { ImageKnifeComponent,ImageKnife } from '@ohos/libraryimageknife';
+import { CommonDataSource } from './model/CommonDataSource';
+
+@Entry
+@Component
+struct MaxRequest1 {
+  @State hotCommendList:CommonDataSource<string> = new CommonDataSource<string>([])
+  private data: Array<string> = []
+  aboutToAppear(): void {
+    ImageKnife.getInstance().setMaxRequests(8)
+    for (let index = 0; index < 200; index++) {
+      this.data.push(`https://img-blog.csdn.net/20140514114029140?${index}`)
+    }
+    this.hotCommendList.addData(this.hotCommendList.totalCount(),this.data)
+  }
+  build() {
+    Column() {
+      WaterFlow() {
+        LazyForEach(this.hotCommendList,(item: string)=>{
+          FlowItem() {
+            Column(){
+              ImageKnifeComponent({
+                imageKnifeOption: {
+                  loadSrc: item,
+                  placeholderSrc: $r('app.media.loading'),
+                  errorholderSrc: $r('app.media.failed'),
+                }
+              }).width('50%').height(160)
+            }
+          }.height(200)
+          .backgroundColor('#95efd2')
+        },(item: string) => item)
+      }.columnsTemplate('1fr 1fr')
+      .cachedCount(8)
+      .columnsGap(10)
+      .rowsGap(5)
+      .backgroundColor(0xFAEEE0)
+      .width('100%').height('100%')
+    }
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/MaxRequest2.ets b/entry/src/main/ets/pages/MaxRequest2.ets
new file mode 100644
index 0000000..22334ad
--- /dev/null
+++ b/entry/src/main/ets/pages/MaxRequest2.ets
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { ImageKnifeComponent,ImageKnife } from '@ohos/libraryimageknife';
+import { CommonDataSource } from './model/CommonDataSource';
+
+@Entry
+@Component
+struct MaxRequest2 {
+  @State hotCommendList:CommonDataSource<string> = new CommonDataSource<string>([])
+  private data: Array<string> = []
+  aboutToAppear(): void {
+    ImageKnife.getInstance().setMaxRequests(20)
+    for (let index = 200; index < 400; index++) {
+      this.data.push(`https://img-blog.csdn.net/20140514114029140?${index}`)
+    }
+    this.hotCommendList.addData(this.hotCommendList.totalCount(),this.data)
+  }
+  build() {
+    Column() {
+      WaterFlow() {
+        LazyForEach(this.hotCommendList,(item: string)=>{
+          FlowItem() {
+            Column(){
+              ImageKnifeComponent({
+                imageKnifeOption: {
+                  loadSrc: item,
+                  placeholderSrc: $r('app.media.loading'),
+                  errorholderSrc: $r('app.media.failed'),
+                }
+              }).width('50%').height(160)
+            }
+          }.height(200)
+          .backgroundColor('#95efd2')
+        },(item: string) => item)
+      }.columnsTemplate('1fr 1fr')
+      .cachedCount(20)
+      .columnsGap(10)
+      .rowsGap(5)
+      .backgroundColor(0xFAEEE0)
+      .width('100%').height('100%')
+    }
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/MaxRequest3.ets b/entry/src/main/ets/pages/MaxRequest3.ets
new file mode 100644
index 0000000..38425ee
--- /dev/null
+++ b/entry/src/main/ets/pages/MaxRequest3.ets
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { ImageKnifeComponent,ImageKnife } from '@ohos/libraryimageknife';
+import { CommonDataSource } from './model/CommonDataSource';
+
+@Entry
+@Component
+struct MaxRequest3 {
+  @State hotCommendList:CommonDataSource<string> = new CommonDataSource<string>([])
+  private data: Array<string> = []
+  aboutToAppear(): void {
+    ImageKnife.getInstance().setMaxRequests(32)
+    for (let index = 400; index < 600; index++) {
+      this.data.push(`https://img-blog.csdn.net/20140514114029140?${index}`)
+    }
+    this.hotCommendList.addData(this.hotCommendList.totalCount(),this.data)
+  }
+  build() {
+    Column() {
+      WaterFlow() {
+        LazyForEach(this.hotCommendList,(item: string)=>{
+          FlowItem() {
+            Column(){
+              ImageKnifeComponent({
+                imageKnifeOption: {
+                  loadSrc: item,
+                  placeholderSrc: $r('app.media.loading'),
+                  errorholderSrc: $r('app.media.failed'),
+                }
+              }).width('50%').height(160)
+            }
+          }.height(200)
+          .backgroundColor('#95efd2')
+        },(item: string) => item)
+      }.columnsTemplate('1fr 1fr')
+      .cachedCount(40)
+      .columnsGap(10)
+      .rowsGap(5)
+      .backgroundColor(0xFAEEE0)
+      .width('100%').height('100%')
+    }
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/ObjectFitPage.ets b/entry/src/main/ets/pages/ObjectFitPage.ets
index 58ca101..e47a860 100644
--- a/entry/src/main/ets/pages/ObjectFitPage.ets
+++ b/entry/src/main/ets/pages/ObjectFitPage.ets
@@ -15,49 +15,49 @@
 import { ImageKnife, ImageKnifeComponent, ImageKnifeOption } from '@ohos/libraryimageknife'
 
 @Entry
-@ComponentV2
+@Component
 struct ObjectFitPage {
-  @Local imageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
-    loadSrc: $r("app.media.app_icon"),
-    placeholderSrc: $r("app.media.loading"),
-    errorholderSrc: $r("app.media.app_icon"),
+  @State imageKnifeOption: ImageKnifeOption = {
+    loadSrc: $r('app.media.app_icon'),
+    placeholderSrc: $r('app.media.loading'),
+    errorholderSrc: $r('app.media.app_icon'),
     objectFit: ImageFit.Fill
-  })
+  }
 
   build() {
     Column() {
 
       Button($r('app.string.Main_image_Fill')).onClick(()=>{
-        this.imageKnifeOption = new ImageKnifeOption({
-          loadSrc: $r("app.media.app_icon"),
-          placeholderSrc: $r("app.media.loading"),
-          errorholderSrc: $r("app.media.app_icon"),
+        this.imageKnifeOption = {
+          loadSrc: $r('app.media.app_icon'),
+          placeholderSrc: $r('app.media.loading'),
+          errorholderSrc: $r('app.media.app_icon'),
           objectFit: ImageFit.Fill
-        })
+        }
       })
 
       Button($r('app.string.Maintain_proportion_filling')).margin({top:10}).onClick(async () => {
         ImageKnife.getInstance().removeAllMemoryCache()
         await ImageKnife.getInstance().removeAllFileCache()
 
-        this.imageKnifeOption = new ImageKnifeOption({
-          loadSrc: "https://wx2.sinaimg.cn/mw690/006HyQKGgy1hnqp08dw09j30u04twu0x.jpg",
-          placeholderSrc: $r("app.media.app_icon"),
-          errorholderSrc: $r("app.media.app_icon"),
+        this.imageKnifeOption = {
+          loadSrc: 'https://wx2.sinaimg.cn/mw690/006HyQKGgy1hnqp08dw09j30u04twu0x.jpg',
+          placeholderSrc: $r('app.media.app_icon'),
+          errorholderSrc: $r('app.media.app_icon'),
           objectFit: ImageFit.Fill,
           placeholderObjectFit: ImageFit.Contain
-        })
+        }
       })
 
 
       Button($r('app.string.Error_graph_None')).margin({top:10}).onClick(() => {
-        this.imageKnifeOption = new ImageKnifeOption({
-          loadSrc: "http://xxxxx",
-          placeholderSrc: $r("app.media.loading"),
-          errorholderSrc: $r("app.media.app_icon"),
+        this.imageKnifeOption = {
+          loadSrc: 'http://xxxxx',
+          placeholderSrc: $r('app.media.loading'),
+          errorholderSrc: $r('app.media.app_icon'),
           objectFit: ImageFit.Fill,
           errorholderObjectFit: ImageFit.None
-        })
+        }
       })
 
       ImageKnifeComponent({
diff --git a/entry/src/main/ets/pages/PrefetchAndCacheCount.ets b/entry/src/main/ets/pages/PrefetchAndCacheCount.ets
new file mode 100644
index 0000000..496c732
--- /dev/null
+++ b/entry/src/main/ets/pages/PrefetchAndCacheCount.ets
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { router } from '@kit.ArkUI'
+
+@Entry
+@Component
+struct PrefetchAndCacheCount {
+  build() {
+    Column() {
+      Button('cacheCount == 5')
+        .onClick(()=>{
+          router.pushUrl({url:'pages/LazyForEachCache'})
+        })
+      Button('cacheCount == 30')
+        .margin({top:10})
+        .onClick(()=>{
+          router.pushUrl({url:'pages/LazyForEachCount'})
+        })
+      Button('prefetch + preload')
+        .margin({top:10})
+        .onClick(()=>{
+          router.pushUrl({url:'pages/PrefetchAndPreload'})
+        })
+    }.width('100%')
+    .height('100%')
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/PrefetchAndPreload.ets b/entry/src/main/ets/pages/PrefetchAndPreload.ets
new file mode 100644
index 0000000..0b29cf0
--- /dev/null
+++ b/entry/src/main/ets/pages/PrefetchAndPreload.ets
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { BasicPrefetcher } from '@kit.ArkUI';
+import DataSourcePrefetchingImageKnife, { InfoItem } from './model/DataSourcePrefetching';
+import { PageViewModel } from './model/PageViewModel';
+import { ImageKnifeComponent, ImageKnifeOption } from '@ohos/libraryimageknife';
+@Entry
+@Component
+export struct PrefetchAndPreload {
+  // 创建DataSourcePrefetchingImageKnife对象，具备任务预取、取消能力的数据源
+  private readonly dataSource = new DataSourcePrefetchingImageKnife(PageViewModel.getItems());
+  // 创建BasicPrefetcher对象，默认的动态预取算法实现
+  private readonly prefetcher = new BasicPrefetcher(this.dataSource);
+
+  build() {
+    Column() {
+      List({ space: 16 }) {
+        LazyForEach(this.dataSource, (item: InfoItem,index:number) => {
+          ListItem() {
+            Column({ space: 12 }) {
+              ImageKnifeComponent({
+                imageKnifeOption:{
+                  loadSrc: item.albumUrl,
+                  placeholderSrc:$r('app.media.loading')
+                }
+              }).width(100).height(100)
+              Text(`${index}`)
+            }.border({ width: 5 , color: '#000000'})
+          }
+          .reuseId('imageKnife')
+        })
+      }
+      .cachedCount(5)
+      .onScrollIndex((start: number, end: number) => {
+        // 列表滚动触发visibleAreaChanged，实时更新预取范围，触发调用prefetch、cancel接口
+        this.prefetcher.visibleAreaChanged(start, end)
+      })
+      .width('100%')
+      .height('100%')
+      .margin({ left: 10, right: 10 })
+      .layoutWeight(1)
+    }
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/SetMaxRequestPage.ets b/entry/src/main/ets/pages/SetMaxRequestPage.ets
new file mode 100644
index 0000000..6ece0fe
--- /dev/null
+++ b/entry/src/main/ets/pages/SetMaxRequestPage.ets
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { router } from '@kit.ArkUI'
+
+@Entry
+@Component
+struct SetMaxRequestPage {
+  build() {
+    Column() {
+      Button('maxRequest = 8')
+        .onClick(()=>{
+          router.pushUrl({url:'pages/MaxRequest1'})
+        })
+      Button('maxRequest = 20')
+        .onClick(()=>{
+          router.pushUrl({url:'pages/MaxRequest2'})
+        }).margin({top:20})
+      Button('maxRequest = 32')
+        .onClick(()=>{
+          router.pushUrl({url:'pages/MaxRequest2'})
+        }).margin({top:20})
+    }.width('100%')
+    .height('100%')
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/SignatureTestPage.ets b/entry/src/main/ets/pages/SignatureTestPage.ets
index 8fc1763..6a314a6 100644
--- a/entry/src/main/ets/pages/SignatureTestPage.ets
+++ b/entry/src/main/ets/pages/SignatureTestPage.ets
@@ -1,13 +1,13 @@
 /*
  * Copyright (C) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the 'License');
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
+ * distributed under the License is distributed on an 'AS IS' BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
@@ -16,18 +16,18 @@ import { ImageKnifeComponent, ImageKnifeOption } from '@ohos/libraryimageknife';
 
 
 @Entry
-@ComponentV2
+@Component
 struct SignatureTestPage {
-  @Local imageKnifeOption1: ImageKnifeOption =new ImageKnifeOption(
+  @State imageKnifeOption1: ImageKnifeOption =
     {
       loadSrc: $r('app.media.icon'),
-      placeholderSrc:$r("app.media.loading"),
-    });
-  @Local imageKnifeOption2: ImageKnifeOption =new ImageKnifeOption(
+      placeholderSrc:$r('app.media.loading'),
+    };
+  @State imageKnifeOption2: ImageKnifeOption =
     {
       loadSrc: $r('app.media.icon'),
-      placeholderSrc:$r("app.media.loading"),
-    });
+      placeholderSrc:$r('app.media.loading'),
+    };
 
   build() {
     Scroll() {
@@ -37,11 +37,11 @@ struct SignatureTestPage {
         Flex({ direction: FlexDirection.Row, alignItems: ItemAlign.Center, justifyContent: FlexAlign.Center }) {
           Button($r('app.string.Load'))
             .onClick(() => {
-              this.imageKnifeOption1 = new ImageKnifeOption({
+              this.imageKnifeOption1 = {
                 loadSrc: 'https://img-blog.csdn.net/20140514114029140',
-                placeholderSrc:$r("app.media.loading"),
-                signature: "1"
-              })
+                placeholderSrc:$r('app.media.loading'),
+                signature: '1'
+              }
             }).margin({ top: 5, left: 3 })
           ImageKnifeComponent({ imageKnifeOption: this.imageKnifeOption1 }).width(300).height(300)
         }.width('100%').backgroundColor(Color.Pink)
@@ -50,11 +50,11 @@ struct SignatureTestPage {
         Flex({ direction: FlexDirection.Row, alignItems: ItemAlign.Center, justifyContent: FlexAlign.Center }) {
           Button($r('app.string.Load'))
             .onClick(() => {
-              this.imageKnifeOption2 = new ImageKnifeOption({
+              this.imageKnifeOption2 = {
                 loadSrc: 'https://img-blog.csdn.net/20140514114029140',
-                placeholderSrc:$r("app.media.loading"),
+                placeholderSrc:$r('app.media.loading'),
                 signature: new Date().getTime().toString()
-              })
+              }
             }).margin({ top: 5, left: 3 })
           ImageKnifeComponent({ imageKnifeOption: this.imageKnifeOption2 }).width(300).height(300)
         }.width('100%').backgroundColor(Color.Pink)
@@ -66,7 +66,7 @@ struct SignatureTestPage {
   }
 
   aboutToAppear() {
-    console.log("唯一标识页面：" + new Date().getTime().toString())
+    console.log('唯一标识页面：' + new Date().getTime().toString())
 
   }
 }
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/SingleImage.ets b/entry/src/main/ets/pages/SingleImage.ets
index 3671c6c..50f723b 100644
--- a/entry/src/main/ets/pages/SingleImage.ets
+++ b/entry/src/main/ets/pages/SingleImage.ets
@@ -12,28 +12,28 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { ImageKnifeComponent,BlurTransformation,ImageKnifeOption } from '@ohos/libraryimageknife';
+import { ImageKnifeComponent,BlurTransformation } from '@ohos/libraryimageknife';
 import fs from '@ohos.file.fs';
 import image from '@ohos.multimedia.image';
 import { common2D, drawing } from '@kit.ArkGraphics2D';
 
 @Entry
-@ComponentV2
+@Component
 struct SingleImage {
-  resource: string = "app.media.svgSample"
+  resource: string = 'app.media.svgSample'
   scroller: Scroller = new Scroller;
-  localFile: string = getContext(this).filesDir + "/icon.png"
-  @Local pixelMap:PixelMap | undefined = undefined;
-  @Local DrawingColorFilter: ColorFilter | undefined = undefined
+  localFile: string = getContext(this).filesDir + '/icon.png'
+  @State pixelMap:PixelMap | undefined = undefined;
+  @State DrawingColorFilter: ColorFilter | undefined = undefined
   private color: common2D.Color = { alpha: 255, red: 255, green: 0, blue: 0 };
   aboutToAppear(): void {
     // 拷贝本地文件
-    let icon: Uint8Array = getContext(this).resourceManager.getMediaContentSync($r("app.media.startIcon"));
+    let icon: Uint8Array = getContext(this).resourceManager.getMediaContentSync($r('app.media.startIcon'));
     let file = fs.openSync(this.localFile, fs.OpenMode.CREATE | fs.OpenMode.READ_WRITE);
     fs.writeSync(file.fd, icon.buffer);
     fs.fsyncSync(file.fd);
     fs.closeSync(file);
-    this.changePic(getContext().resourceManager.getMediaContentSync( $r("app.media.aaa"))
+    this.changePic(getContext().resourceManager.getMediaContentSync( $r('app.media.aaa'))
       .buffer as ArrayBuffer);
 
 
@@ -46,12 +46,12 @@ struct SingleImage {
           .fontSize(30)
           .fontWeight(FontWeight.Bold)
         ImageKnifeComponent({
-          imageKnifeOption: new ImageKnifeOption({
-            loadSrc: $r("app.media.svgSample"),
-            placeholderSrc: $r("app.media.loading"),
-            errorholderSrc: $r("app.media.failed"),
+          imageKnifeOption: {
+            loadSrc: $r('app.media.svgSample'),
+            placeholderSrc: $r('app.media.loading'),
+            errorholderSrc: $r('app.media.failed'),
             objectFit: ImageFit.Contain
-          })
+          }
         }).width(100).height(100)
           .onClick(()=>{
             this.DrawingColorFilter = drawing.ColorFilter.createBlendModeColorFilter(this.color, drawing.BlendMode.SRC_IN);
@@ -60,48 +60,54 @@ struct SingleImage {
           .fontSize(30)
           .fontWeight(FontWeight.Bold)
         ImageKnifeComponent({
-          imageKnifeOption: new ImageKnifeOption({
+          imageKnifeOption: {
             loadSrc: this.localFile,
-            placeholderSrc: $r("app.media.loading"),
-            errorholderSrc: $r("app.media.failed"),
+            placeholderSrc: $r('app.media.loading'),
+            errorholderSrc: $r('app.media.failed'),
             objectFit: ImageFit.Contain
-          })
+          }
         }).width(100).height(100)
         Text($r('app.string.Network_images'))
           .fontSize(30)
           .fontWeight(FontWeight.Bold)
         ImageKnifeComponent({
-          imageKnifeOption: new ImageKnifeOption({
-            loadSrc:"https://www.openharmony.cn/_nuxt/img/logo.dcf95b3.png",
-            placeholderSrc: $r("app.media.loading"),
-            errorholderSrc: $r("app.media.failed"),
+          imageKnifeOption: {
+            loadSrc:'https://www.openharmony.cn/_nuxt/img/logo.dcf95b3.png',
+            placeholderSrc: $r('app.media.loading'),
+            errorholderSrc: $r('app.media.failed'),
             objectFit: ImageFit.Contain,
-            progressListener:(progress:number)=>{console.info("ImageKnife:: call back progress = " + progress)}
-          })
+            progressListener:(progress:number)=>{console.info('ImageKnife:: call back progress = ' + progress)},
+            // 通过https协议进行连接时，默认使用系统预设CA证书。若希望使用自定义证书进行https连接，则需要将自定义证书上传至应用沙箱目录中，并在caPath中指定该证书所在的应用沙箱路径
+            // caPath: '/data/storage/el1/bundle/ca.pem',
+          }
         }).width(100).height(100)
         Text($r('app.string.Custom_network_download'))
           .fontSize(30)
           .fontWeight(FontWeight.Bold)
         ImageKnifeComponent({
-          imageKnifeOption: new ImageKnifeOption({
-            loadSrc: "https://file.atomgit.com/uploads/user/1704857786989_8994.jpeg",
-            placeholderSrc: $r("app.media.loading"),
-            errorholderSrc: $r("app.media.failed"),
+          imageKnifeOption: {
+            loadSrc: 'https://file.atomgit.com/uploads/user/1704857786989_8994.jpeg',
+            placeholderSrc: $r('app.media.loading'),
+            errorholderSrc: $r('app.media.failed'),
             objectFit: ImageFit.Contain,
+            headerOption:[{
+              key:'refer',
+              value:'xx.xx.xx.xx'
+            }],
             customGetImage: custom,
             transformation: new BlurTransformation(10)
-          })
+          }
         }).width(100).height(100)
         Text($r('app.string.PixelMap_loads_images'))
           .fontSize(30)
           .fontWeight(FontWeight.Bold)
         ImageKnifeComponent({
-          imageKnifeOption: new ImageKnifeOption({
+          imageKnifeOption: {
             loadSrc: this.pixelMap!,
-            placeholderSrc: $r("app.media.loading"),
-            errorholderSrc: $r("app.media.failed"),
+            placeholderSrc: $r('app.media.loading'),
+            errorholderSrc: $r('app.media.failed'),
             objectFit: ImageFit.Contain,
-          })
+          }
         }).width(100).height(100)
       }
       .width('100%')
@@ -124,9 +130,11 @@ struct SingleImage {
 
 // 自定义下载方法
 @Concurrent
-async function custom(context: Context, src: string | PixelMap | Resource): Promise<ArrayBuffer | undefined> {
-  console.info("ImageKnife::  custom download：" + src)
+async function custom(context: Context, src: string | PixelMap | Resource,headers?: Record<string,Object>): Promise<ArrayBuffer | undefined> {
+  let refer = headers!['refer'] as string
+  console.info('ImageKnife::  custom download：' + src,'refer:'+refer)
   // 举例写死从本地文件读取，也可以自己请求网络图片
-  return context.resourceManager.getMediaContentSync($r("app.media.startIcon").id).buffer as ArrayBuffer
+  let buffer = context.resourceManager.getMediaContentSync($r('app.media.startIcon').id).buffer as ArrayBuffer
+  return buffer
 }
 
diff --git a/entry/src/main/ets/pages/TestCacheDataPage.ets b/entry/src/main/ets/pages/TestCacheDataPage.ets
index e8da530..b70d7d6 100644
--- a/entry/src/main/ets/pages/TestCacheDataPage.ets
+++ b/entry/src/main/ets/pages/TestCacheDataPage.ets
@@ -13,35 +13,35 @@
  * limitations under the License.
  */
 
-import { ImageKnife, CacheStrategy, ImageKnifeComponent, ImageKnifeOption } from '@ohos/imageknife';
+import { ImageKnife, CacheStrategy, ImageKnifeComponent, ImageKnifeOption } from '@ohos/libraryimageknife';
 
 @Entry
-@ComponentV2
+@Component
 struct TestCacheDataPage {
-  @Local cacheUpLimit: number = 0;
-  @Local currentNum: number = 0;
-  @Local currentSize: number = 0;
-  @Local currentWidth: number = 200
-  @Local currentHeight: number = 200
-  @Local markersLimitText: string = getContext(this).resourceManager.getStringSync($r('app.string.memory'))
-  @Local markersNumText: string = getContext(this).resourceManager.getStringSync($r('app.string.memory'))
-  @Local markersSizeText: string = getContext(this).resourceManager.getStringSync($r('app.string.memory'))
-  @Local ImageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
-    loadSrc: "",
+  @State cacheUpLimit: number = 0;
+  @State currentNum: number = 0;
+  @State currentSize: number = 0;
+  @State currentWidth: number = 200
+  @State currentHeight: number = 200
+  @State markersLimitText: string = getContext(this).resourceManager.getStringSync($r('app.string.memory'))
+  @State markersNumText: string = getContext(this).resourceManager.getStringSync($r('app.string.memory'))
+  @State markersSizeText: string = getContext(this).resourceManager.getStringSync($r('app.string.memory'))
+  @State ImageKnifeOption: ImageKnifeOption = {
+    loadSrc: '',
     objectFit: ImageFit.Contain,
     onLoadListener: {
       onLoadFailed: (err) => {
-        console.error("Load Failed Reason: " + err);
+        console.error('Load Failed Reason: ' + err);
       },
       onLoadSuccess: (data) => {
         return data;
       },
     },
     border: { radius: 50 }
-  })
+  }
 
   aboutToAppear(): void {
-    ImageKnife.getInstance().initFileCache(getContext(this), 256, 256 * 1024 * 1024, "ImageKnifeCache1")
+    ImageKnife.getInstance().initFileCache(getContext(this), 256, 256 * 1024 * 1024, 'ImageKnifeCache1')
   }
 
   build() {
@@ -55,21 +55,21 @@ struct TestCacheDataPage {
 
       Button($r('app.string.load_memory'))
         .onClick(() => {
-          this.ImageKnifeOption = new ImageKnifeOption({
-            loadSrc: "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/3e/v3/LqRoLI-PRSu9Nqa8KdJ-pQ/dSqskBpSR9eraAMn7NBdqA.jpg",
+          this.ImageKnifeOption = {
+            loadSrc: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/3e/v3/LqRoLI-PRSu9Nqa8KdJ-pQ/dSqskBpSR9eraAMn7NBdqA.jpg',
             objectFit: ImageFit.Contain,
             writeCacheStrategy: CacheStrategy.Memory,
             border: { radius: 50 },
-          })
+          }
         })
       Button($r('app.string.load_disk'))
         .onClick(() => {
-          this.ImageKnifeOption = new ImageKnifeOption({
-            loadSrc: "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/56/v3/8MdhfSsCSMKj4sA6okUWrg/5uBx56tLTUO3RYQl-E5JiQ.jpg",
+          this.ImageKnifeOption = {
+            loadSrc: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/56/v3/8MdhfSsCSMKj4sA6okUWrg/5uBx56tLTUO3RYQl-E5JiQ.jpg',
             objectFit: ImageFit.Contain,
             writeCacheStrategy: CacheStrategy.File,
             border: { radius: 50 },
-          })
+          }
         })
       Text($r('app.string.cur_cache_limit', this.markersLimitText, this.cacheUpLimit))
         .fontSize(20)
@@ -80,7 +80,7 @@ struct TestCacheDataPage {
       Text($r('app.string.cur_cache_size', this.markersSizeText, this.currentSize)).fontSize(20).margin({ bottom: 20 });
 
       Button($r('app.string.get_cur_memory_limit')).onClick(() => {
-        let result = ImageKnife.getInstance().getCacheUpperLimit(CacheStrategy.Memory);
+        let result = ImageKnife.getInstance().getCacheLimitSize(CacheStrategy.Memory);
         this.markersLimitText = getContext(this).resourceManager.getStringSync($r('app.string.memory'))
         if (result) {
           this.cacheUpLimit = result / (1024 * 1024);
@@ -89,7 +89,7 @@ struct TestCacheDataPage {
         }
       }).margin({ bottom: 8 });
       Button($r('app.string.get_img_number_of_cache')).onClick(() => {
-        let result = ImageKnife.getInstance().getCurrentPicturesNum(CacheStrategy.Memory);
+        let result = ImageKnife.getInstance().getCurrentCacheNum(CacheStrategy.Memory);
         this.markersNumText = getContext(this).resourceManager.getStringSync($r('app.string.memory'))
         if (result) {
           this.currentNum = result;
@@ -108,7 +108,7 @@ struct TestCacheDataPage {
       }).margin({ bottom: 8 });
 
       Button($r('app.string.get_cur_disk_limit')).onClick(() => {
-        let result = ImageKnife.getInstance().getCacheUpperLimit(CacheStrategy.File);
+        let result = ImageKnife.getInstance().getCacheLimitSize(CacheStrategy.File);
         this.markersLimitText = getContext(this).resourceManager.getStringSync($r('app.string.disk'))
         if (result) {
           this.cacheUpLimit = result / (1024 * 1024);
@@ -117,7 +117,7 @@ struct TestCacheDataPage {
         }
       }).margin({ bottom: 8 });
       Button($r('app.string.get_img_number_of_disk')).onClick(() => {
-        let result = ImageKnife.getInstance().getCurrentPicturesNum(CacheStrategy.File);
+        let result = ImageKnife.getInstance().getCurrentCacheNum(CacheStrategy.File);
         this.markersNumText = getContext(this).resourceManager.getStringSync($r('app.string.disk'))
         if (result) {
           this.currentNum = result;
diff --git a/entry/src/main/ets/pages/TestChangeColorPage.ets b/entry/src/main/ets/pages/TestChangeColorPage.ets
index 2a282ae..2c89ac1 100644
--- a/entry/src/main/ets/pages/TestChangeColorPage.ets
+++ b/entry/src/main/ets/pages/TestChangeColorPage.ets
@@ -74,17 +74,17 @@ struct TestChangeColorPage {
 
       Text($r('app.string.master_image')).margin({ top: 20 })
       ImageKnifeComponent({
-        imageKnifeOption: new ImageKnifeOption({
+        imageKnifeOption: {
           loadSrc: this.src
-        })
+        }
       }).width(110).height(110)
 
       Text($r('app.string.click_img_to_change_color')).margin({ top: 30 })
       ImageKnifeComponent({
-        imageKnifeOption: new ImageKnifeOption({
+        imageKnifeOption: {
           loadSrc: this.src,
           drawingColorFilter: this.DrawingColorFilterFirst
-        })
+        }
       })
         .onClick(() => {
           this.DrawingColorFilterFirst =
@@ -93,18 +93,18 @@ struct TestChangeColorPage {
 
       Text($r('app.string.test_non_svg_color')).margin({ top: 30 })
       ImageKnifeComponent({
-        imageKnifeOption: new ImageKnifeOption({
+        imageKnifeOption: {
           loadSrc: $r('app.media.ic_test_change_color_png'),
           drawingColorFilter: drawing.ColorFilter.createBlendModeColorFilter(this.color, drawing.BlendMode.SRC_IN)
-        })
+        }
       }).width(110).height(110)
 
       Text($r('app.string.test_svg_color')).margin({ top: 30 })
       ImageKnifeComponent({
-        imageKnifeOption: new ImageKnifeOption({
-          loadSrc: $r("app.media.ic_test_change_color_svg"),
+        imageKnifeOption: {
+          loadSrc: $r('app.media.ic_test_change_color_svg'),
           drawingColorFilter: drawing.ColorFilter.createBlendModeColorFilter(this.color, drawing.BlendMode.SRC_IN)
-        })
+        }
       }).width(110).height(110)
 
     }.width('100%').height('100%')
diff --git a/entry/src/main/ets/pages/TestCommonImage.ets b/entry/src/main/ets/pages/TestCommonImage.ets
index 66f3514..90aac0c 100644
--- a/entry/src/main/ets/pages/TestCommonImage.ets
+++ b/entry/src/main/ets/pages/TestCommonImage.ets
@@ -12,10 +12,10 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { ImageKnifeComponent ,ImageKnifeOption} from '@ohos/libraryimageknife';
+import { ImageKnifeComponent } from '@ohos/libraryimageknife';
 
 @Entry
-@ComponentV2
+@Component
 struct TestCommonImage {
   private data: Array<string> = []
   aboutToAppear(): void {
@@ -30,23 +30,23 @@ struct TestCommonImage {
           FlowItem() {
             Column(){
               ImageKnifeComponent({
-                imageKnifeOption: new ImageKnifeOption({
+                imageKnifeOption: {
                   loadSrc: item,
-                  placeholderSrc: $r("app.media.loading"),
-                  errorholderSrc: $r("app.media.failed"),
+                  placeholderSrc: $r('app.media.loading'),
+                  errorholderSrc: $r('app.media.failed'),
                   objectFit: ImageFit.Contain,
-                  signature: "aaa"
-                })
-              }).width("50%").height(200)
+                  signature: 'aaa'
+                }
+              }).width('50%').height(200)
             }
           }.height(200)
-          .backgroundColor("#95efd2")
+          .backgroundColor('#95efd2')
         },(item: string) => item)
-      }.columnsTemplate("1fr 1fr")
+      }.columnsTemplate('1fr 1fr')
       .columnsGap(10)
       .rowsGap(5)
       .backgroundColor(0xFAEEE0)
-      .width("100%").height("100%")
+      .width('100%').height('100%')
     }
   }
 }
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/TestErrorHolderPage.ets b/entry/src/main/ets/pages/TestErrorHolderPage.ets
index 0b716e2..0ade696 100644
--- a/entry/src/main/ets/pages/TestErrorHolderPage.ets
+++ b/entry/src/main/ets/pages/TestErrorHolderPage.ets
@@ -12,34 +12,34 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { ImageKnifeComponent,ImageKnifeOption } from '@ohos/libraryimageknife'
+import { ImageKnifeComponent } from '@ohos/libraryimageknife'
 
 @Entry
-@ComponentV2
+@Component
 struct TestErrorHolderPage {
 
   build() {
     Column() {
-      Text("ImageKnifeComponent1").fontSize(20)
+      Text('ImageKnifeComponent1').fontSize(20)
       ImageKnifeComponent({
-        imageKnifeOption: new ImageKnifeOption({
-          loadSrc: "abc",
+        imageKnifeOption: {
+          loadSrc: 'abc',
           errorholderSrc:$r('app.media.failed')
-        })
+        }
       }).width(200).height(200)
-      Text("ImageKnifeComponent2").fontSize(20)
+      Text('ImageKnifeComponent2').fontSize(20)
       ImageKnifeComponent({
-        imageKnifeOption: new ImageKnifeOption({
-          loadSrc: "abc",
+        imageKnifeOption: {
+          loadSrc: 'abc',
           errorholderSrc:$r('app.media.startIcon')
-        })
+        }
       }).width(200).height(200)
-      Text("ImageKnifeComponent2").fontSize(20)
+      Text('ImageKnifeComponent2').fontSize(20)
       ImageKnifeComponent({
-        imageKnifeOption: new ImageKnifeOption({
-          loadSrc: "abc",
+        imageKnifeOption: {
+          loadSrc: 'abc',
           errorholderSrc:$r('app.media.mask_starfish')
-        })
+        }
       }).width(200).height(200)
     }
     .height('100%') .width('100%')
diff --git a/entry/src/main/ets/pages/TestHeader.ets b/entry/src/main/ets/pages/TestHeader.ets
index 50027b0..27c5215 100644
--- a/entry/src/main/ets/pages/TestHeader.ets
+++ b/entry/src/main/ets/pages/TestHeader.ets
@@ -15,18 +15,18 @@
 import { ImageKnifeComponent,ImageKnifeOption } from '@ohos/libraryimageknife'
 
 @Entry
-@ComponentV2
+@Component
 struct TestPrefetchToFileCachePage {
-  @Local imageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
-    loadSrc:"https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658",
+  @State imageKnifeOption: ImageKnifeOption = {
+    loadSrc:'https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658',
     placeholderSrc:$r('app.media.loading'),
     headerOption:[
       {
-        key:"abc",
-        value:"单个"
+        key:'abc',
+        value:'单个'
       }
     ]
-  })
+  }
 
   build() {
     Column() {
diff --git a/entry/src/main/ets/pages/TestHspPreLoadImage.ets b/entry/src/main/ets/pages/TestHspPreLoadImage.ets
index e1084b8..1b21a6a 100644
--- a/entry/src/main/ets/pages/TestHspPreLoadImage.ets
+++ b/entry/src/main/ets/pages/TestHspPreLoadImage.ets
@@ -12,14 +12,14 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { IndexComponent } from "@ohos/libraryimageknife"
+import { IndexComponent } from '@ohos/libraryimageknife'
 
 @Entry
-@ComponentV2
+@Component
 struct TestHspPreLoadImage {
   build() {
     Column() {
-        IndexComponent()
-    }.width("100%").height('100%')
+      IndexComponent()
+    }.width('100%').height('100%')
   }
 }
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/TestImageFlash.ets b/entry/src/main/ets/pages/TestImageFlash.ets
index df2d363..6962cf6 100644
--- a/entry/src/main/ets/pages/TestImageFlash.ets
+++ b/entry/src/main/ets/pages/TestImageFlash.ets
@@ -12,9 +12,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { ImageKnifeComponent,ImageKnifeOption } from '@ohos/libraryimageknife'
+import { ImageKnifeComponent } from '@ohos/libraryimageknife'
 
-@ObservedV2
+@Observed
 export class MsgModel {
   id: string
   cId: string
@@ -30,66 +30,66 @@ export class MsgModel {
 }
 
 
-// @Reusable
-@ComponentV2
+@Reusable
+@Component
 export struct MsgItem {
-  @Param count: number = 0
+  count: number = 0
   private data: Array<string> = [
-    "http://e.hiphotos.baidu.com/image/pic/item/a1ec08fa513d2697e542494057fbb2fb4316d81e.jpg",
-    "http://c.hiphotos.baidu.com/image/pic/item/30adcbef76094b36de8a2fe5a1cc7cd98d109d99.jpg",
-    "http://h.hiphotos.baidu.com/image/pic/item/7c1ed21b0ef41bd5f2c2a9e953da81cb39db3d1d.jpg",
-    "http://g.hiphotos.baidu.com/image/pic/item/55e736d12f2eb938d5277fd5d0628535e5dd6f4a.jpg",
-    "http://e.hiphotos.baidu.com/image/pic/item/4e4a20a4462309f7e41f5cfe760e0cf3d6cad6ee.jpg",
-    "http://b.hiphotos.baidu.com/image/pic/item/9d82d158ccbf6c81b94575cfb93eb13533fa40a2.jpg",
-    "http://e.hiphotos.baidu.com/image/pic/item/4bed2e738bd4b31c1badd5a685d6277f9e2ff81e.jpg",
-    "http://g.hiphotos.baidu.com/image/pic/item/0d338744ebf81a4c87a3add4d52a6059252da61e.jpg",
-    "http://a.hiphotos.baidu.com/image/pic/item/f2deb48f8c5494ee5080c8142ff5e0fe99257e19.jpg",
-    "http://f.hiphotos.baidu.com/image/pic/item/4034970a304e251f503521f5a586c9177e3e53f9.jpg",
-    "http://b.hiphotos.baidu.com/image/pic/item/279759ee3d6d55fbb3586c0168224f4a20a4dd7e.jpg",
-    "http://img2.xkhouse.com/bbs/hfhouse/data/attachment/forum/corebbs/2009-11/2009113011534566298.jpg",
-    "http://a.hiphotos.baidu.com/image/pic/item/e824b899a9014c087eb617650e7b02087af4f464.jpg",
-    "http://c.hiphotos.baidu.com/image/pic/item/9c16fdfaaf51f3de1e296fa390eef01f3b29795a.jpg",
-    "http://d.hiphotos.baidu.com/image/pic/item/b58f8c5494eef01f119945cbe2fe9925bc317d2a.jpg",
-    "http://h.hiphotos.baidu.com/image/pic/item/902397dda144ad340668b847d4a20cf430ad851e.jpg",
-    "http://b.hiphotos.baidu.com/image/pic/item/359b033b5bb5c9ea5c0e3c23d139b6003bf3b374.jpg",
-    "http://a.hiphotos.baidu.com/image/pic/item/8d5494eef01f3a292d2472199d25bc315d607c7c.jpg",
-    "http://b.hiphotos.baidu.com/image/pic/item/e824b899a9014c08878b2c4c0e7b02087af4f4a3.jpg",
-    "http://g.hiphotos.baidu.com/image/pic/item/6d81800a19d8bc3e770bd00d868ba61ea9d345f2.jpg",
+    'http://e.hiphotos.baidu.com/image/pic/item/a1ec08fa513d2697e542494057fbb2fb4316d81e.jpg',
+    'http://c.hiphotos.baidu.com/image/pic/item/30adcbef76094b36de8a2fe5a1cc7cd98d109d99.jpg',
+    'http://h.hiphotos.baidu.com/image/pic/item/7c1ed21b0ef41bd5f2c2a9e953da81cb39db3d1d.jpg',
+    'http://g.hiphotos.baidu.com/image/pic/item/55e736d12f2eb938d5277fd5d0628535e5dd6f4a.jpg',
+    'http://e.hiphotos.baidu.com/image/pic/item/4e4a20a4462309f7e41f5cfe760e0cf3d6cad6ee.jpg',
+    'http://b.hiphotos.baidu.com/image/pic/item/9d82d158ccbf6c81b94575cfb93eb13533fa40a2.jpg',
+    'http://e.hiphotos.baidu.com/image/pic/item/4bed2e738bd4b31c1badd5a685d6277f9e2ff81e.jpg',
+    'http://g.hiphotos.baidu.com/image/pic/item/0d338744ebf81a4c87a3add4d52a6059252da61e.jpg',
+    'http://a.hiphotos.baidu.com/image/pic/item/f2deb48f8c5494ee5080c8142ff5e0fe99257e19.jpg',
+    'http://f.hiphotos.baidu.com/image/pic/item/4034970a304e251f503521f5a586c9177e3e53f9.jpg',
+    'http://b.hiphotos.baidu.com/image/pic/item/279759ee3d6d55fbb3586c0168224f4a20a4dd7e.jpg',
+    'http://img2.xkhouse.com/bbs/hfhouse/data/attachment/forum/corebbs/2009-11/2009113011534566298.jpg',
+    'http://a.hiphotos.baidu.com/image/pic/item/e824b899a9014c087eb617650e7b02087af4f464.jpg',
+    'http://c.hiphotos.baidu.com/image/pic/item/9c16fdfaaf51f3de1e296fa390eef01f3b29795a.jpg',
+    'http://d.hiphotos.baidu.com/image/pic/item/b58f8c5494eef01f119945cbe2fe9925bc317d2a.jpg',
+    'http://h.hiphotos.baidu.com/image/pic/item/902397dda144ad340668b847d4a20cf430ad851e.jpg',
+    'http://b.hiphotos.baidu.com/image/pic/item/359b033b5bb5c9ea5c0e3c23d139b6003bf3b374.jpg',
+    'http://a.hiphotos.baidu.com/image/pic/item/8d5494eef01f3a292d2472199d25bc315d607c7c.jpg',
+    'http://b.hiphotos.baidu.com/image/pic/item/e824b899a9014c08878b2c4c0e7b02087af4f4a3.jpg',
+    'http://g.hiphotos.baidu.com/image/pic/item/6d81800a19d8bc3e770bd00d868ba61ea9d345f2.jpg',
   ]
   build(){
     if (this.count % 2 == 0 && this.count <6){
       ImageKnifeComponent({
-        imageKnifeOption:new ImageKnifeOption({
-          loadSrc:$r("app.media.startIcon"),
-          placeholderSrc:$r("app.media.loading")
-        }),syncLoad:true
+        imageKnifeOption:{
+          loadSrc:$r('app.media.startIcon'),
+          placeholderSrc:$r('app.media.loading')
+        },syncLoad:true
       })
     }else if (this.count > 6 && this.count - 6 < this.data.length){
       ImageKnifeComponent({
-        imageKnifeOption:new ImageKnifeOption({
+        imageKnifeOption:{
           loadSrc:this.data[this.count - 6],
-          placeholderSrc:$r("app.media.loading")
-        }),syncLoad:true
+          placeholderSrc:$r('app.media.loading')
+        },syncLoad:true
       })
     }else {
       ImageKnifeComponent({
-        imageKnifeOption:new ImageKnifeOption({
-          loadSrc:$r("app.media.pngSample"),
-          placeholderSrc:$r("app.media.loading")
-        }),syncLoad:true
+        imageKnifeOption:{
+          loadSrc:$r('app.media.pngSample'),
+          placeholderSrc:$r('app.media.loading')
+        },syncLoad:true
       })
     }
   }
 }
 
 @Entry
-@ComponentV2
+@Component
 struct ImageTestPage {
   count : number = 0
   rCount: number = 0
   scroller: Scroller = new Scroller()
-  @Local list: MsgModel[] = []
-  @Local imageSize: number =100
+  @State list: MsgModel[] = []
+  @State imageSize: number =100
   handAdd(){
     this.count++
     const msgItem = new MsgModel('add_id'+this.count, 'addBody'+this.count,'cId'+ this.count)
@@ -103,10 +103,10 @@ struct ImageTestPage {
   build(){
     Column(){
       Row(){
-        Button("addItem").onClick(()=> {
+        Button('addItem').onClick(()=> {
           this.handAdd()
         })
-        Button("remove").onClick(()=> {
+        Button('remove').onClick(()=> {
           this.list.splice(0,1)
         })
       }
diff --git a/entry/src/main/ets/pages/TestImageKnifeCallbackPage.ets b/entry/src/main/ets/pages/TestImageKnifeCallbackPage.ets
new file mode 100644
index 0000000..ae0abb4
--- /dev/null
+++ b/entry/src/main/ets/pages/TestImageKnifeCallbackPage.ets
@@ -0,0 +1,412 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { ImageKnifeComponent, ImageKnifeData, ImageKnifeOption, ImageKnifeRequest } from '@ohos/libraryimageknife';
+import { router } from '@kit.ArkUI';
+
+@Entry
+@Component
+struct TestImageKnifeCallbackPage {
+  @State imageKnifeOption: ImageKnifeOption = {
+    loadSrc: '',
+    objectFit: ImageFit.Contain,
+    border: { radius: 50 }
+  };
+  @State currentWidth: number = 200
+  @State currentHeight: number = 200
+  @State url: string | undefined = ''
+  @State imageType: string | undefined = ''
+  @State imageWidth: number | undefined = 0
+  @State imageHeight: number | undefined = 0
+  @State imageSize: number | undefined = 0
+  @State componentWidth: number | undefined = 0
+  @State componentHeight: number | undefined = 0
+  @State frameNum: number | undefined = 0
+  @State decodeSize: string | undefined = ''
+  @State errMsg: string | undefined = ''
+  @State errPhase: string | undefined = ''
+  @State errCode: number | undefined = 0
+  @State httpCode: number | undefined = 0
+  @State reqStartTime: string | undefined = ''
+  @State reqEndTime: string | undefined = ''
+  @State reqCancelTime: string | undefined = ''
+  @State memoryStartTime: string | undefined = ''
+  @State memoryEndTime: string | undefined = ''
+  @State diskStartTime: string | undefined = ''
+  @State diskEndTime: string | undefined = ''
+  @State netStartTime: string | undefined = ''
+  @State netEndTime: string | undefined = ''
+  @State decodeStartTime: string | undefined = ''
+  @State decodeEndTime: string | undefined = ''
+  @State renderTime: string | undefined = ''
+  @State showChild: boolean = true;
+
+  build() {
+    Column() {
+      Text($r('app.string.img_url', this.url)).fontSize(14)
+      Text($r('app.string.img_format', this.imageType)).fontSize(14)
+      Text($r('app.string.img_master_size', this.imageWidth, this.imageHeight, this.imageSize)).fontSize(14)
+      Text($r('app.string.componentWH', this.componentWidth, this.componentHeight)).fontSize(14)
+      Text($r('app.string.img_frame', this.frameNum)).fontSize(14)
+      Text($r('app.string.img_content_size', this.decodeSize)).fontSize(14)
+      Text($r('app.string.err_msg', this.errMsg)).fontSize(14)
+      Text($r('app.string.err_phase', this.errPhase)).fontSize(14)
+      Text($r('app.string.err_code', this.errCode)).fontSize(14)
+      Text($r('app.string.http_code', this.httpCode)).fontSize(14)
+      Text($r('app.string.req_start_time', this.reqStartTime)).fontSize(14)
+      Text($r('app.string.req_end_time', this.reqEndTime)).fontSize(14)
+      Text($r('app.string.req_cancel_time', this.reqCancelTime)).fontSize(14)
+      Text($r('app.string.memory_start_time', this.memoryStartTime)).fontSize(14)
+      Text($r('app.string.memory_end_time', this.memoryEndTime)).fontSize(14)
+      Text($r('app.string.disk_start_time', this.diskStartTime)).fontSize(14)
+      Text($r('app.string.disk_end_time', this.diskEndTime)).fontSize(14)
+      Text($r('app.string.net_start_time', this.netStartTime)).fontSize(14)
+      Text($r('app.string.net_end_time', this.netEndTime)).fontSize(14)
+      Text($r('app.string.decode_start_time', this.decodeStartTime)).fontSize(14)
+      Text($r('app.string.decode_end_time', this.decodeEndTime)).fontSize(14)
+      Text($r('app.string.render_time', this.renderTime)).fontSize(14)
+
+      Scroll() {
+        Column() {
+
+          Row() {
+            Button($r('app.string.Network_images'))
+              .fontSize(13)
+              .onClick(() => {
+                this.destroy();
+                this.imageKnifeOption = {
+                  loadSrc: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/10/v3/qaEzwkU0QeKb1yehnP2Xig/q7fxAlgMQKup-HUBayRLGQ.jpg',
+                  objectFit: ImageFit.Contain,
+                  onLoadListener: {
+                    onLoadStart: (data) => {
+                      this.analyzeStartCallBackData(data);
+                    },
+                    onLoadFailed: (res, req) => {
+                      this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                    },
+                    onLoadSuccess: (data, imageData, req) => {
+                      this.analyzeSuccessCallBackData(req?.getImageKnifeData());
+                    },
+                    onLoadCancel: (res, req) => {
+                      this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                    }
+                  },
+                  border: { radius: 50 },
+                  onComplete: (event) => {
+                    if (event && event.loadingStatus == 0) {
+                      this.renderTime = this.formatDate(Date.now());
+                    }
+                  }
+                }
+              })
+
+            Button($r('app.string.gif'))
+              .fontSize(13)
+              .onClick(() => {
+                this.destroy();
+                this.imageKnifeOption = {
+                  loadSrc: 'https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658',
+                  objectFit: ImageFit.Contain,
+                  onLoadListener: {
+                    onLoadStart: (data) => {
+                      this.analyzeStartCallBackData(data);
+                    },
+                    onLoadFailed: (res, req) => {
+                      this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                    },
+                    onLoadSuccess: (data, imageData, req) => {
+                      this.analyzeSuccessCallBackData(req?.getImageKnifeData());
+                    },
+                    onLoadCancel: (res, req) => {
+                      this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                    }
+                  },
+                  border: { radius: 50 },
+                  onComplete: (event) => {
+                    if (event && event.loadingStatus == 0) {
+                      this.renderTime = this.formatDate(Date.now());
+                    }
+                  }
+                }
+              })
+            Button($r('app.string.local_pic'))
+              .fontSize(13)
+              .onClick(() => {
+                this.destroy();
+                this.imageKnifeOption = {
+                  loadSrc: $r('app.media.pngSample'),
+                  objectFit: ImageFit.Contain,
+                  onLoadListener: {
+                    onLoadStart: (data) => {
+                      this.analyzeStartCallBackData(data);
+                    },
+                    onLoadFailed: (res, req) => {
+                      this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                    },
+                    onLoadSuccess: (data, imageData, req) => {
+                      this.analyzeSuccessCallBackData(req?.getImageKnifeData());
+                    },
+                    onLoadCancel: (res, req) => {
+                      this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                    }
+                  },
+                  border: { radius: 50 },
+                  onComplete: (event) => {
+                    if (event && event.loadingStatus == 0) {
+                      this.renderTime = this.formatDate(Date.now());
+                    }
+                  }
+                }
+              })
+          }
+
+          Row() {
+            Button($r('app.string.net_load_failed'))
+              .fontSize(13)
+              .onClick(() => {
+                this.destroy();
+                this.imageKnifeOption = {
+                  loadSrc: 'https://img-blog.csdn.net/20140514114039140',
+                  objectFit: ImageFit.Contain,
+                  onLoadListener: {
+                    onLoadStart: (data) => {
+                      this.analyzeStartCallBackData(data);
+                    },
+                    onLoadFailed: (res, req) => {
+                      this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                    },
+                    onLoadSuccess: (data, imageData, req) => {
+                      this.analyzeSuccessCallBackData(req?.getImageKnifeData());
+                    },
+                    onLoadCancel: (res, req) => {
+                      this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                    }
+                  },
+                  border: { radius: 50 },
+                  onComplete: (event) => {
+                    if (event && event.loadingStatus == 0) {
+                      this.renderTime = this.formatDate(Date.now());
+                    }
+                  }
+                }
+              })
+
+            Button($r('app.string.local_load_failed'))
+              .fontSize(13)
+              .onClick(() => {
+                this.destroy();
+                this.imageKnifeOption = {
+                  loadSrc: 'app.media.xxx',
+                  objectFit: ImageFit.Contain,
+                  onLoadListener: {
+                    onLoadStart: (data) => {
+                      this.analyzeStartCallBackData(data);
+                    },
+                    onLoadFailed: (res, req) => {
+                      this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                    },
+                    onLoadSuccess: (data, imageData, req) => {
+                      this.analyzeSuccessCallBackData(req?.getImageKnifeData());
+                    },
+                    onLoadCancel: (res, req) => {
+                      this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                    }
+                  },
+                  border: { radius: 50 },
+                  onComplete: (event) => {
+                    if (event && event.loadingStatus == 0) {
+                      this.renderTime = this.formatDate(Date.now());
+                    }
+                  }
+                }
+              })
+            Button($r('app.string.share_load_failed'))
+              .fontSize(13)
+              .onClick(() => {
+                this.destroy();
+                this.imageKnifeOption = {
+                  loadSrc: 'datashare://ssas',
+                  objectFit: ImageFit.Contain,
+                  onLoadListener: {
+                    onLoadStart: (data) => {
+                      this.analyzeStartCallBackData(data);
+                    },
+                    onLoadFailed: (res, req) => {
+                      this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                    },
+                    onLoadSuccess: (data, imageData, req) => {
+                      this.analyzeSuccessCallBackData(req?.getImageKnifeData());
+                    },
+                    onLoadCancel: (res, req) => {
+                      this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                    }
+                  },
+                  border: { radius: 50 },
+                  onComplete: (event) => {
+                    if (event && event.loadingStatus == 0) {
+                      this.renderTime = this.formatDate(Date.now());
+                    }
+                  }
+                }
+              })
+          }
+
+          Button($r('app.string.test_cancel_callback_btn'))
+            .fontSize(13)
+            .onClick(() => {
+              this.destroy();
+              this.imageKnifeOption = {
+                loadSrc: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/bf/v3/lSjrRwFcS-ez6jp1ALSQFg/0n7R7XinSPyrYLqDu_1dfw.jpg',
+                objectFit: ImageFit.Contain,
+                onLoadListener: {
+                  onLoadStart: (data) => {
+                    this.showChild = false;
+                    this.analyzeStartCallBackData(data);
+                  },
+                  onLoadFailed: (res, req) => {
+                    this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                  },
+                  onLoadSuccess: (data, imageData, req) => {
+                    this.analyzeSuccessCallBackData(req?.getImageKnifeData());
+                  },
+                  onLoadCancel: (res, req) => {
+                    this.analyzeFailedBackData(res, req?.getImageKnifeData());
+                  }
+                },
+                border: { radius: 50 },
+                onComplete: (event) => {
+                  if (event && event.loadingStatus == 0) {
+                    this.renderTime = this.formatDate(Date.now());
+                  }
+                }
+              }
+            })
+
+          Button($r('app.string.list_pic'))
+            .fontSize(13)
+            .onClick(() => {
+              router.push({
+                url: 'pages/TestListImageKnifeCallbackPage',
+              });
+            })
+          if (this.showChild) {
+            ImageKnifeComponent(
+              { imageKnifeOption: this.imageKnifeOption })
+              .height(this.currentHeight)
+              .width(this.currentWidth)
+              .margin({ top: 20, bottom: 20 })
+
+          }
+        }
+        .width('100%')
+      }
+    }.alignItems(HorizontalAlign.Start)
+  }
+
+  formatDate(time: number | undefined) {
+    if (!time) {
+      return;
+    }
+    let date = new Date(time);
+    const year = date.getFullYear().toString()
+    let month = (date.getMonth() + 1).toString()
+    let day = date.getDate().toString()
+    let hour = date.getHours().toString()
+    let min = date.getMinutes().toString()
+    let seconds = date.getSeconds().toString()
+    let mill = date.getMilliseconds();
+    return `${year}-${month}-${day} ${hour}:${min}:${seconds}:${mill}`
+  }
+
+  analyzeStartCallBackData(req: ImageKnifeRequest | undefined) {
+    let data = req?.getImageKnifeData();
+    if (data) {
+      if (typeof req?.imageKnifeOption.loadSrc == 'string') {
+        this.url = req?.imageKnifeOption.loadSrc;
+      }
+      this.componentWidth = req?.componentWidth;
+      this.componentHeight = req?.componentHeight;
+      this.reqStartTime = this.formatDate(data.timeInfo?.requestStartTime);
+      this.memoryStartTime = this.formatDate(data.timeInfo?.memoryCheckStartTime);
+      this.memoryEndTime = this.formatDate(data.timeInfo?.memoryCheckEndTime);
+    }
+  }
+
+  analyzeSuccessCallBackData(data: ImageKnifeData | undefined) {
+    if (data) {
+      this.imageWidth = data.imageWidth;
+      this.imageHeight = data.imageHeight;
+      this.imageSize = data.bufSize;
+      this.frameNum = data.frameCount;
+      this.decodeSize = JSON.stringify(data.decodeImages);
+      this.imageType = data.type;
+      this.reqEndTime = this.formatDate(data.timeInfo?.requestEndTime);
+      this.diskStartTime = this.formatDate(data.timeInfo?.diskCheckStartTime);
+      this.diskEndTime = this.formatDate(data.timeInfo?.diskCheckEndTime);
+      this.netStartTime = this.formatDate(data.timeInfo?.netRequestStartTime);
+      this.netEndTime = this.formatDate(data.timeInfo?.netRequestEndTime);
+      this.decodeStartTime = this.formatDate(data.timeInfo?.diskCheckStartTime);
+      this.decodeEndTime = this.formatDate(data.timeInfo?.diskCheckEndTime);
+    }
+  }
+
+  analyzeFailedBackData(res: string, data: ImageKnifeData | undefined) {
+    if (data) {
+      this.errMsg = res;
+      this.errPhase = data.errorInfo?.phase;
+      this.errCode = data.errorInfo?.code;
+      this.httpCode = data.errorInfo?.httpCode;
+      this.reqEndTime = this.formatDate(data.timeInfo?.requestEndTime);
+      this.diskStartTime = this.formatDate(data.timeInfo?.diskCheckStartTime);
+      this.diskEndTime = this.formatDate(data.timeInfo?.diskCheckEndTime);
+      this.netStartTime = this.formatDate(data.timeInfo?.netRequestStartTime);
+      this.netEndTime = this.formatDate(data.timeInfo?.netRequestEndTime);
+      this.decodeStartTime = this.formatDate(data.timeInfo?.diskCheckStartTime);
+      this.decodeEndTime = this.formatDate(data.timeInfo?.diskCheckEndTime);
+      this.reqCancelTime = this.formatDate(data.timeInfo?.requestCancelTime)
+    }
+  }
+
+  destroy() {
+    this.currentWidth = 200
+    this.currentHeight = 200
+    this.url = ''
+    this.imageType = ''
+    this.imageWidth = 0
+    this.imageHeight = 0
+    this.imageSize = 0
+    this.componentWidth = 0
+    this.componentHeight = 0
+    this.frameNum = 0
+    this.decodeSize = ''
+    this.errMsg = ''
+    this.errPhase = ''
+    this.errCode = 0
+    this.httpCode = 0
+    this.reqStartTime = ''
+    this.reqEndTime = ''
+    this.reqCancelTime = ''
+    this.memoryStartTime = ''
+    this.memoryEndTime = ''
+    this.diskStartTime = ''
+    this.diskEndTime = ''
+    this.netStartTime = ''
+    this.netEndTime = ''
+    this.decodeStartTime = ''
+    this.decodeEndTime = ''
+    this.renderTime = ''
+    this.showChild = true;
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/TestIsUrlExist.ets b/entry/src/main/ets/pages/TestIsUrlExist.ets
index da91f54..72cfee4 100644
--- a/entry/src/main/ets/pages/TestIsUrlExist.ets
+++ b/entry/src/main/ets/pages/TestIsUrlExist.ets
@@ -15,37 +15,37 @@
 import { ImageKnifeComponent, ImageKnife, ImageKnifeOption, CacheStrategy } from '@ohos/libraryimageknife'
 
 @Entry
-@ComponentV2
+@Component
 struct TestIsUrlExist {
-  @Local imageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
+  @State imageKnifeOption: ImageKnifeOption = {
     loadSrc: $r('app.media.startIcon'),
     placeholderSrc: $r('app.media.loading'),
     errorholderSrc:$r('app.media.failed')
-  })
-  @Local source: PixelMap | string | Resource = $r("app.media.startIcon")
-  @Local source1: PixelMap | string | Resource = $r("app.media.startIcon")
+  }
+  @State source: PixelMap | string | Resource = $r('app.media.startIcon')
+  @State source1: PixelMap | string | Resource = $r('app.media.startIcon')
 
   build() {
     Column() {
       Flex() {
         Button($r('app.string.Preloading_GIF')).onClick(() => {
           this.imageKnifeOption.loadSrc =
-            "https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658"
+            'https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658'
         })
         Button($r('app.string.Retrieve_GIF_from_memory')).onClick(() => {
           ImageKnife.getInstance()
-            .getCacheImage("https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658",
+            .getCacheImage('https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658',
               CacheStrategy.Memory)
             .then((data) => {
-              this.source = data !== undefined ? data.source : $r("app.media.startIcon")
+              this.source = data !== undefined ? data.source : $r('app.media.startIcon')
             })
         })
         Button($r('app.string.Retrieve_GIF_from_disk')).onClick(() => {
           ImageKnife.getInstance()
-            .getCacheImage("https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658",
+            .getCacheImage('https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658',
               CacheStrategy.File)
             .then((data) => {
-              this.source1 = data !== undefined ? data.source : $r("app.media.startIcon")
+              this.source1 = data !== undefined ? data.source : $r('app.media.startIcon')
             })
         })
       }
diff --git a/entry/src/main/ets/pages/TestListImageKnifeCallbackPage.ets b/entry/src/main/ets/pages/TestListImageKnifeCallbackPage.ets
new file mode 100644
index 0000000..32bc631
--- /dev/null
+++ b/entry/src/main/ets/pages/TestListImageKnifeCallbackPage.ets
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { ImageKnifeComponent} from '@ohos/libraryimageknife';
+
+class ArrayElement {
+  public src: string = '';
+  public w: number = 0;
+  public h: number = 0;
+}
+
+@Entry
+@Component
+struct TestListImageKnifeCallbackPage {
+  private wid: number = 200;
+  private hig: number = 200;
+  private dataArray: ESObject[] = [
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/56/v3/8MdhfSsCSMKj4sA6okUWrg/5uBx56tLTUO3RYQl-E5JiQ.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/56/v3/8MdhfSsCSMKj4sA6okUWrg/5uBx56tLTUO3RYQl-E5JiQ.jpg',
+    'https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/78/v3/qQJpAtRGQe2e_VhbGHDgIw/b3zlit99S6GybD3XdNwqJw.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/55/v3/5DZ2LLqYSsK85-shqgLveQ/7ZXcyCWNTvOzQP5FFLBGkg.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/3e/v3/LqRoLI-PRSu9Nqa8KdJ-pQ/dSqskBpSR9eraAMn7NBdqA.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/25/v3/jgB2ekkTRX-3yTYZalnANQ/xff_x9cbSPqb7fbNwgJa7A.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/fb/v3/alXwXLHKSyCAIWt_ydgD2g/BCCuu25TREOitQxM7eYOEw.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/63/v3/qbe6NZkCQyGcITvdWoZBgg/Y-5U1z3GT_yaK8CBD3jkwg.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/16/v3/fm2tO4TsRH6mv_D_nSSd5w/FscLpLwQQ-KuV7oaprFK2Q.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/89/v3/UAUvtPHqRD-GWWANsEC57Q/zcRJCQebQ322Aby4jzmwmQ.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/30/v3/tUUzzx73R4yp8G--lMhuWQ/EBbcu_dLTT-Jj68XAh6mtA.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/76/v3/EyF6z4FISpCHhae38eEexw/OtyAiu-zSSevNQYvUdtVmA.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/37/v3/12rH1yiEQmK9wlOOcy5avQ/RzBXiEBRRqOC7LRkwNj6VA.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/9a/v3/TpRN4AIzRoyUXIqWdKoE0g/ShOnD_tfS46HDbpSWhbCkQ.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/03/v3/H3X17s8eTdS2w56JgbB5jQ/a45sT-j8Sbe8sSQXTzeYvQ.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/10/v3/qaEzwkU0QeKb1yehnP2Xig/q7fxAlgMQKup-HUBayRLGQ.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/96/v3/rMJJoAflTDSWa1z2pHs2wg/8dOqD0GlQBOCL5AvQok9FQ.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/ed/v3/KMO4D6D2QGuVOCLX4AhOFA/ef51xAaLQuK7BsnuD9abog.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/d9/v3/FSZH0aTdSqWxeAaxoPvi0g/RqxPxUCXQFiTMBfKTF9kkw.jpg',
+    'https://hbimg.huabanimg.com/cc6af25f8d782d3cf3122bef4e61571378271145735e9-vEVggB',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/bf/v3/lSjrRwFcS-ez6jp1ALSQFg/0n7R7XinSPyrYLqDu_1dfw.jpg',
+    'https://img-blog.csdn.net/20140514114029140',
+    'https://hbimg.huabanimg.com/95a6d37a39aa0b70d48fa18dc7df8309e2e0e8e85571e-x4hhks_fw658/format/webp',
+    $r('app.media.pngSample'),
+    $r('app.media.rabbit')
+  ]
+  private data: Array<ArrayElement> = [];
+
+  aboutToAppear(): void {
+    for (let i = 0; i < this.dataArray.length; i++) {
+      let element: ArrayElement = {
+        src: this.dataArray[i],
+        w: this.wid -(i*5),
+        h: this.hig -(i*5)
+      }
+      this.data.push(element);
+    }
+  }
+
+  build() {
+    List({ space: 3 }) {
+      ForEach(this.data, (item: ArrayElement) => {
+        ListItem() {
+          ImageKnifeComponent({
+            imageKnifeOption:
+            {
+              loadSrc: item.src,
+              objectFit: ImageFit.Contain,
+              onLoadListener: {
+                onLoadStart: (data) => {
+                  console.log('listCache start:{ url:' + data?.imageKnifeOption.loadSrc +
+                    ',componentWidth:' + data?.componentWidth +
+                    ',componentHeight:' + data?.componentHeight +
+                    '},' + JSON.stringify(data?.getImageKnifeData()))
+                },
+                onLoadFailed: (res, req) => {
+                  console.log('listCache onLoadFailed:res:' + res + ';' + JSON.stringify(req?.getImageKnifeData()))
+                },
+                onLoadSuccess: (data, imageData,req) => {
+                  console.log('listCache onLoadSuccess:' + JSON.stringify(req?.getImageKnifeData()))
+                },
+                onLoadCancel: (res, req) => {
+                  console.log('listCache onLoadCancel:res:' + res + ';' + JSON.stringify(req?.getImageKnifeData()))
+                }
+              },
+              border: { radius: 50 },
+            }
+          }).height(item.w).width(item.h)
+        }.width('100%')
+      }, (item: ArrayElement,index) => (item.src+index))
+    }.width('100%').height('100%')
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/TestLoadCancelListenerPage.ets b/entry/src/main/ets/pages/TestLoadCancelListenerPage.ets
index 5e97810..dd90c4b 100644
--- a/entry/src/main/ets/pages/TestLoadCancelListenerPage.ets
+++ b/entry/src/main/ets/pages/TestLoadCancelListenerPage.ets
@@ -13,20 +13,21 @@
  * limitations under the License.
  */
 
-import { ImageKnifeComponent, ImageKnifeOption } from '@ohos/imageknife';
+import { ImageKnife, ImageKnifeComponent, ImageKnifeOption } from '@ohos/libraryimageknife';
+
 
 @Entry
-@ComponentV2
+@Component
 struct TestLoadCancelListenerPage {
-  @Local currentWidth: number = 200
-  @Local currentHeight: number = 200
-  @Local showChild: boolean = true;
-  @Local text: string = "";
-  @Local ImageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
-    loadSrc: "",
+  @State currentWidth: number = 200
+  @State currentHeight: number = 200
+  @State showChild: boolean = true;
+  @State text: string = '';
+  @State ImageKnifeOption: ImageKnifeOption = {
+    loadSrc: '',
     objectFit: ImageFit.Contain,
     border: { radius: 50 }
-  })
+  };
 
   build() {
     Column() {
@@ -34,8 +35,9 @@ struct TestLoadCancelListenerPage {
       Button($r('app.string.rm_component_of_net'))
         .margin(20)
         .onClick(() => {
-          this.ImageKnifeOption = new ImageKnifeOption({
-            loadSrc: "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/76/v3/EyF6z4FISpCHhae38eEexw/OtyAiu-zSSevNQYvUdtVmA.jpg",
+          this.clearCache();
+          this.ImageKnifeOption = {
+            loadSrc: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/76/v3/EyF6z4FISpCHhae38eEexw/OtyAiu-zSSevNQYvUdtVmA.jpg',
             objectFit: ImageFit.Contain,
             onLoadListener: {
               onLoadStart: () => {
@@ -43,27 +45,28 @@ struct TestLoadCancelListenerPage {
               },
               onLoadCancel: (res) => {
                 this.text = res
-                console.log("TestLoadCancelListenerPage----onLoadCancel> url:" + res)
+                console.log('TestLoadCancelListenerPage----onLoadCancel> url:' + res)
               }
             },
             border: { radius: 50 }
-          })
+          }
         })
 
       Button($r('app.string.component_display'))
         .margin(20).onClick(() => {
-        this.text = "";
+        this.text = '';
         this.showChild = true;
-        this.ImageKnifeOption = new ImageKnifeOption({
-          loadSrc: "",
+        this.ImageKnifeOption = {
+          loadSrc: '',
           objectFit: ImageFit.Contain,
           border: { radius: 50 }
-        })
+        }
       })
       Button($r('app.string.rm_component_of_local'))
         .margin(20)
         .onClick(() => {
-          this.ImageKnifeOption = new ImageKnifeOption({
+          this.clearCache();
+          this.ImageKnifeOption = {
             loadSrc: $r('app.media.loading'),
             objectFit: ImageFit.Contain,
             onLoadListener: {
@@ -72,11 +75,11 @@ struct TestLoadCancelListenerPage {
               },
               onLoadCancel: (res) => {
                 this.text = res
-                console.log("TestLoadCancelListenerPage----onLoadCancel> url:" + res)
+                console.log('TestLoadCancelListenerPage----onLoadCancel> url:' + res)
               }
             },
             border: { radius: 50 }
-          })
+          }
         })
 
       if (this.showChild) {
@@ -91,4 +94,8 @@ struct TestLoadCancelListenerPage {
     .height('100%')
     .width('100%')
   }
+
+  clearCache(){
+    ImageKnife.getInstance().removeAllMemoryCache();
+  }
 }
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/TestPrefetchToFileCache.ets b/entry/src/main/ets/pages/TestPrefetchToFileCache.ets
index c541bd1..1fed2a3 100644
--- a/entry/src/main/ets/pages/TestPrefetchToFileCache.ets
+++ b/entry/src/main/ets/pages/TestPrefetchToFileCache.ets
@@ -15,31 +15,31 @@
 import { ImageKnifeComponent,ImageKnife,ImageKnifeOption } from '@ohos/libraryimageknife'
 
 @Entry
-@ComponentV2
+@Component
 struct TestPrefetchToFileCachePage {
-  @Local imageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
+  @State imageKnifeOption: ImageKnifeOption = {
     loadSrc:$r('app.media.startIcon'),
     placeholderSrc:$r('app.media.loading'),
     errorholderSrc:$r('app.media.failed')
-  })
+  }
   async preload(url:string) {
     let fileCachePath = await ImageKnife.getInstance().preLoadCache(url)
-    console.log("preload-fileCachePath=="+ fileCachePath)
+    console.log('preload-fileCachePath=='+ fileCachePath)
   }
   async preload1(url:string) {
-    let fileCachePath = await ImageKnife.getInstance().preLoadCache(new ImageKnifeOption({ loadSrc: url }))
-    console.log("preload-fileCachePath1=="+ fileCachePath)
+    let fileCachePath = await ImageKnife.getInstance().preLoadCache({ loadSrc: url })
+    console.log('preload-fileCachePath1=='+ fileCachePath)
   }
   build() {
     Column() {
       Button($r('app.string.Preloading_images_to_file_cache_using_URL')).margin({top:10}).onClick(async ()=>{
-        await this.preload("https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658")
+        await this.preload('https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658')
       })
       Button($r('app.string.Preloading_images_to_file_cache_using_option')).margin({top:10}).onClick(async ()=>{
-        await this.preload1("https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658")
+        await this.preload1('https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658')
       })
       Button($r('app.string.Load_image_offline_after_preloading')).margin({top:10}).onClick(()=>{
-        this.imageKnifeOption.loadSrc = "https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658"
+        this.imageKnifeOption.loadSrc = 'https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658'
       })
       ImageKnifeComponent({
         imageKnifeOption: this.imageKnifeOption
diff --git a/entry/src/main/ets/pages/TestRemoveCache.ets b/entry/src/main/ets/pages/TestRemoveCache.ets
index aadfc5a..3bfcd86 100644
--- a/entry/src/main/ets/pages/TestRemoveCache.ets
+++ b/entry/src/main/ets/pages/TestRemoveCache.ets
@@ -15,40 +15,40 @@
 import { ImageKnifeComponent, ImageKnife, ImageKnifeOption, CacheStrategy } from '@ohos/libraryimageknife'
 
 @Entry
-@ComponentV2
+@Component
 struct TestRemoveCache {
-  @Local imageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
+  @State imageKnifeOption: ImageKnifeOption = {
     loadSrc: $r('app.media.startIcon'),
     placeholderSrc: $r('app.media.loading'),
     errorholderSrc:$r('app.media.failed')
-  })
-  @Local source: PixelMap | string | Resource = $r("app.media.startIcon");
-  @Local source1: PixelMap | string | Resource = $r("app.media.startIcon");
-  @Local url: string = '';
+  }
+  @State source: PixelMap | string | Resource = $r('app.media.startIcon');
+  @State source1: PixelMap | string | Resource = $r('app.media.startIcon');
+  @State url: string = '';
 
   build() {
     Column() {
       Flex() {
         Button($r('app.string.Preloading_GIF')).onClick(() => {
-          this.imageKnifeOption.loadSrc = "https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658";
-          this.url = "https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658";
+          this.imageKnifeOption.loadSrc = 'https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658';
+          this.url = 'https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658';
         })
           .margin({left:10})
         Button($r('app.string.Retrieve_GIF_from_memory')).onClick(() => {
           ImageKnife.getInstance()
-            .getCacheImage("https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658",
+            .getCacheImage('https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658',
               CacheStrategy.Memory)
             .then((data) => {
-              this.source = data !== undefined ? data.source : $r("app.media.startIcon");
+              this.source = data !== undefined ? data.source : $r('app.media.startIcon');
             })
         })
           .margin({left:10})
         Button($r('app.string.Retrieve_GIF_from_disk')).onClick(() => {
           ImageKnife.getInstance()
-            .getCacheImage("https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658",
+            .getCacheImage('https://gd-hbimg.huaban.com/e0a25a7cab0d7c2431978726971d61720732728a315ae-57EskW_fw658',
               CacheStrategy.File)
             .then((data) => {
-              this.source1 = data !== undefined ? data.source : $r("app.media.startIcon");
+              this.source1 = data !== undefined ? data.source : $r('app.media.startIcon');
             })
         })
           .margin({left:10})
diff --git a/entry/src/main/ets/pages/TestSetCustomImagePage.ets b/entry/src/main/ets/pages/TestSetCustomImagePage.ets
index 58a5c7b..350529f 100644
--- a/entry/src/main/ets/pages/TestSetCustomImagePage.ets
+++ b/entry/src/main/ets/pages/TestSetCustomImagePage.ets
@@ -15,55 +15,54 @@
 import { ImageKnifeComponent, ImageKnife, ImageKnifeOption } from '@ohos/libraryimageknife'
 
 @Entry
-@ComponentV2
+@Component
 struct TestSetCustomImagePage {
-
-  getResourceString(res:Resource){
-    return getContext().resourceManager.getStringSync(res.id)
-  }
-
-  @Local imageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
+  @State imageKnifeOption: ImageKnifeOption = {
     loadSrc: $r('app.media.startIcon'),
     placeholderSrc: $r('app.media.loading')
-  })
+  }
   aboutToAppear(): void {
     ImageKnife.getInstance().setCustomGetImage(custom)
   }
   aboutToDisappear(): void {
     ImageKnife.getInstance().setCustomGetImage()
   }
+  getResourceString(res:Resource){
+    return getContext().resourceManager.getStringSync(res.id)
+  }
   build() {
     Column() {
-      Button(this.getResourceString($r('app.string.Custom_network_download')) + " a").onClick(()=>{
-        this.imageKnifeOption = new ImageKnifeOption({
-          loadSrc: "aaa",
+      Button(this.getResourceString($r('app.string.Custom_network_download')) + ' a').onClick(()=>{
+        this.imageKnifeOption ={
+          loadSrc: 'aaa',
           placeholderSrc: $r('app.media.loading')
-        })
+        }
       })
-      Button(this.getResourceString($r('app.string.Custom_network_download')) + " b").onClick(()=>{
-        this.imageKnifeOption = new ImageKnifeOption({
-          loadSrc: "bbb",
+      Button(this.getResourceString($r('app.string.Custom_network_download')) + ' b').onClick(()=>{
+        this.imageKnifeOption = {
+          loadSrc: 'bbb',
           placeholderSrc: $r('app.media.loading')
-        })
+        }
       })
-      Button(this.getResourceString($r('app.string.Custom_network_download')) + " c").onClick(()=>{
-        this.imageKnifeOption = new ImageKnifeOption({
-          loadSrc: "ccc",
+      Button(this.getResourceString($r('app.string.Custom_network_download')) + ' c').onClick(()=>{
+        this.imageKnifeOption = {
+          loadSrc: 'ccc',
           placeholderSrc: $r('app.media.loading')
-        })
+        }
       })
       ImageKnifeComponent({
         imageKnifeOption: this.imageKnifeOption
       }).width(300)
         .height(300)
     }
-    .width("100%")
-    .height("100%")
+    .width('100%')
+    .height('100%')
   }
 }
 @Concurrent
-async function custom(context: Context, src: string | PixelMap | Resource): Promise<ArrayBuffer | undefined> {
-  console.info("ImageKnife::  custom download：" + src)
+async function custom(context: Context, src: string | PixelMap | Resource,headers?: Record<string,Object>): Promise<ArrayBuffer | undefined> {
+  console.info('ImageKnife::  custom download：' + src)
   // 举例写死从本地文件读取，也可以自己请求网络图片
-  return context.resourceManager.getMediaContentSync($r("app.media.pngSample").id).buffer as ArrayBuffer
+  let buffer = context.resourceManager.getMediaContentSync($r('app.media.pngSample').id).buffer as ArrayBuffer
+  return buffer
 }
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/TestTaskResourcePage.ets b/entry/src/main/ets/pages/TestTaskResourcePage.ets
index d5dc143..6289a6e 100644
--- a/entry/src/main/ets/pages/TestTaskResourcePage.ets
+++ b/entry/src/main/ets/pages/TestTaskResourcePage.ets
@@ -12,7 +12,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { ImageKnifeComponent, ImageKnifeOption } from "@ohos/libraryimageknife"
+import { ImageKnifeComponent, ImageKnifeOption } from '@ohos/libraryimageknife'
 
 @ComponentV2
 export struct ZuImage {
@@ -24,12 +24,12 @@ export struct ZuImage {
     if (this.src) {
       //当前版本存在bug
       ImageKnifeComponent({
-        imageKnifeOption: new ImageKnifeOption({
+        imageKnifeOption: {
           loadSrc: this.src,
           placeholderSrc: this.placeholderSrc,
           errorholderSrc: this.errorholderSrc ?? this.placeholderSrc,
           objectFit: ImageFit.Cover
-        })
+        }
       })
     } else {
       Image(this.placeholderSrc)
@@ -43,7 +43,7 @@ export struct ZuImage {
 @ComponentV2
 struct TestTaskResourcePage {
   @Local stateMenus: Array<string> = [
-    "https://hbimg.huabanimg.com/cc6af25f8d782d3cf3122bef4e61571378271145735e9-vEVggB",
+    'https://hbimg.huabanimg.com/cc6af25f8d782d3cf3122bef4e61571378271145735e9-vEVggB',
     'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/bf/v3/lSjrRwFcS-ez6jp1ALSQFg/0n7R7XinSPyrYLqDu_1dfw.jpg',
     'https://img-blog.csdn.net/20140514114029140',
     'https://hbimg.huabanimg.com/95a6d37a39aa0b70d48fa18dc7df8309e2e0e8e85571e-x4hhks_fw658/format/webp',
@@ -53,7 +53,7 @@ struct TestTaskResourcePage {
     Column({ space: 8 }) {
       ZuImage({
         src: item,
-        placeholderSrc: $r("app.media.loading")
+        placeholderSrc: $r('app.media.loading')
       }).width(44)
         .height(44)
     }
@@ -66,7 +66,7 @@ struct TestTaskResourcePage {
           this._buildItem(item)
         }
       })
-    }.width("100%")
+    }.width('100%')
     .columnsTemplate('1fr 1fr 1fr 1fr 1fr')
     .rowsGap(24)
     .padding({
diff --git a/entry/src/main/ets/pages/TestWriteCacheStage.ets b/entry/src/main/ets/pages/TestWriteCacheStage.ets
index a5f0431..4f34f9f 100644
--- a/entry/src/main/ets/pages/TestWriteCacheStage.ets
+++ b/entry/src/main/ets/pages/TestWriteCacheStage.ets
@@ -15,55 +15,55 @@
 import { ImageKnifeComponent,CacheStrategy,ImageKnifeOption } from '@ohos/libraryimageknife'
 
 @Entry
-@ComponentV2
+@Component
 struct TestWriteCacheStage {
-  @Local imageKnifeOption1: ImageKnifeOption = new ImageKnifeOption({
+  @State imageKnifeOption1: ImageKnifeOption = {
     loadSrc:$r('app.media.startIcon'),
     placeholderSrc:$r('app.media.loading'),
     errorholderSrc:$r('app.media.failed')
-  })
-  @Local imageKnifeOption2: ImageKnifeOption = new ImageKnifeOption({
+  }
+  @State imageKnifeOption2: ImageKnifeOption = {
     loadSrc:$r('app.media.startIcon'),
     placeholderSrc:$r('app.media.loading'),
     errorholderSrc:$r('app.media.failed')
-  })
-  @Local imageKnifeOption3: ImageKnifeOption = new ImageKnifeOption({
+  }
+  @State imageKnifeOption3: ImageKnifeOption = {
     loadSrc:$r('app.media.startIcon'),
     placeholderSrc:$r('app.media.loading'),
     errorholderSrc:$r('app.media.failed')
-  })
+  }
 
   build() {
     Column() {
       Button($r('app.string.Write_memory_and_file')).margin({top:10}).onClick(async ()=>{
-        this.imageKnifeOption1 = new ImageKnifeOption({
+        this.imageKnifeOption1 = {
           loadSrc:'https://hbimg.huabanimg.com/95a6d37a39aa0b70d48fa18dc7df8309e2e0e8e85571e-x4hhks_fw658/format/webp',
           placeholderSrc:$r('app.media.loading'),
           errorholderSrc:$r('app.media.failed'),
           writeCacheStrategy:CacheStrategy.Default
-        })
+        }
       })
       ImageKnifeComponent({
         imageKnifeOption: this.imageKnifeOption1
       }).width(200).height(200).margin({top:10})
       Button($r('app.string.Write_memory')).margin({top:10}).onClick(async ()=>{
-        this.imageKnifeOption2 = new ImageKnifeOption({
-          loadSrc:"https://hbimg.huabanimg.com/cc6af25f8d782d3cf3122bef4e61571378271145735e9-vEVggB",
+        this.imageKnifeOption2 = {
+          loadSrc:'https://hbimg.huabanimg.com/cc6af25f8d782d3cf3122bef4e61571378271145735e9-vEVggB',
           placeholderSrc:$r('app.media.loading'),
           errorholderSrc:$r('app.media.failed'),
           writeCacheStrategy:CacheStrategy.Memory
-        })
+        }
       })
       ImageKnifeComponent({
         imageKnifeOption: this.imageKnifeOption2
       }).width(200).height(200).margin({top:10})
       Button($r('app.string.Write_file')).margin({top:10}).onClick(async ()=>{
-        this.imageKnifeOption3 = new ImageKnifeOption({
+        this.imageKnifeOption3 = {
           loadSrc:'https://img-blog.csdn.net/20140514114029140',
           placeholderSrc:$r('app.media.loading'),
           errorholderSrc:$r('app.media.failed'),
           writeCacheStrategy:CacheStrategy.File
-        })
+        }
       })
       ImageKnifeComponent({
         imageKnifeOption: this.imageKnifeOption3
diff --git a/entry/src/main/ets/pages/TransformPage.ets b/entry/src/main/ets/pages/TransformPage.ets
index 0288c1d..d5dcdbe 100644
--- a/entry/src/main/ets/pages/TransformPage.ets
+++ b/entry/src/main/ets/pages/TransformPage.ets
@@ -12,22 +12,22 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { ImageKnifeComponent, ImageKnifeOption } from "@ohos/libraryimageknife"
+import { ImageKnifeComponent, ImageKnifeOption } from '@ohos/libraryimageknife'
 import matrix4 from '@ohos.matrix4'
 
 
 @Entry
-@ComponentV2
+@Component
 struct TransformPage {
   private custom_scale:number = 1
-  @Local matrix1:object = matrix4.identity().scale({ x: 1, y: 1 })
-  @Local ImageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
-    loadSrc: $r("app.media.rabbit"),
-    placeholderSrc: $r("app.media.loading"),
-    errorholderSrc: $r("app.media.app_icon"),
+  @State matrix1:object = matrix4.identity().scale({ x: 1, y: 1 })
+  @State ImageKnifeOption: ImageKnifeOption = {
+    loadSrc: $r('app.media.rabbit'),
+    placeholderSrc: $r('app.media.loading'),
+    errorholderSrc: $r('app.media.app_icon'),
     objectFit: ImageFit.Contain,
     border: { radius: 50 }
-  })
+  }
 
   build() {
     Column() {
diff --git a/entry/src/main/ets/pages/User.ets b/entry/src/main/ets/pages/User.ets
index 603b767..6bfd1ef 100644
--- a/entry/src/main/ets/pages/User.ets
+++ b/entry/src/main/ets/pages/User.ets
@@ -15,50 +15,24 @@
 import { ImageKnifeComponent, ImageKnifeOption } from '@ohos/libraryimageknife'
 
 // const logger = new imUtils.logger.IMLogger('Avatar')
-@ObservedV2
-export class MyStorage {
-  static instance:MyStorage | undefined = undefined
-  static getInstance(){
-    if(MyStorage.instance == undefined) {
-      MyStorage.instance = new MyStorage()
-    }
-    return MyStorage.instance
-  }
-  @Trace WeLink_Mob_fontSize_multiple: number = 1
+
+class MyImageOption extends ImageKnifeOption {
+  account?: string
 }
 
-@ComponentV2
+@Component
 export struct UserAvatar {
-  // @Prop userInfo: string = ""
+  @Prop @Watch('userInfoUpdate') userInfo: string = ''
+  // @Prop userInfo: string = ''
   imgSize: number = 100
   radius: number = 12
   borderSize: number = 0
   imgSizes: number = 1
-  @Local ImageKnifeOption: ImageKnifeOption = new ImageKnifeOption()
+  @State ImageKnifeOption: ImageKnifeOption = new ImageKnifeOption()
+  @StorageProp('WeLink_Mob_fontSize_multiple') @Watch('updateImgSize') WeLink_Mob_fontSize_multiple: number = 0
   scalable: boolean = true;
-  @Local calcImgSize: number = 100
-  @Param userInfo: string = ""
-  @Monitor('userInfo')
-  userInfoUpdate() {
-    // if (uri === 'userInfo' && this.imageKnifeOption.account !== this.userInfo.contactId) return;
-    // // logger.info(`userInfoUpdate uri=${uri} oldAcc=${this.imageKnifeOption.loadSrc} nowAcc=${this.userInfo.externalHeadUrl}`)
-    // if (this.userInfo.externalHeadUrl === this.imageKnifeOption.loadSrc && this.userInfo.infoUpdateTime.getTime()
-    //   .toString() === this.imageKnifeOption?.signature?.getKey()) return;
-    this.ImageKnifeOption = new ImageKnifeOption({
-      //TODO:写死loadSRC，场景：变更组件大小，所有图片不显示
-      loadSrc: this.userInfo,
-      placeholderSrc: $r('app.media.loading'),
-      errorholderSrc: $r('app.media.failed'),
-      border: { radius:20,width:5,color:$r('app.color.start_window_background') },
-      objectFit:ImageFit.Contain
-      // signature: new ObjectKey(this.userInfo.infoUpdateTime.getTime().toString())
-    })
-  }
-  @Local storage: MyStorage = MyStorage.getInstance()
-  @Monitor('storage.WeLink_Mob_fontSize_multiple')
-  updateImgSize() {
-    this.setImageSize()
-  }
+  @State calcImgSize: number = 100
+
   aboutToAppear(): void {
     this.userInfoUpdate()
     this.setImageSize()
@@ -67,19 +41,39 @@ export struct UserAvatar {
   setImageSize() {
     if (!this.scalable) {
       this.calcImgSize = this.imgSize
-    } else if (this.storage.WeLink_Mob_fontSize_multiple < 0.9) {
+    } else if (this.WeLink_Mob_fontSize_multiple < 0.9) {
       this.calcImgSize = this.imgSize * 0.9
-    } else if (this.storage.WeLink_Mob_fontSize_multiple > 1.6) {
+    } else if (this.WeLink_Mob_fontSize_multiple > 1.6) {
       this.calcImgSize = this.imgSize * 1.6
     } else {
-      this.calcImgSize = this.imgSize * this.storage.WeLink_Mob_fontSize_multiple
+      this.calcImgSize = this.imgSize * this.WeLink_Mob_fontSize_multiple
     }
   }
 
+  updateImgSize() {
+    this.setImageSize()
+  }
+
   aboutToReuse(param: ESObject) {
     this.userInfoUpdate()
   }
 
+  userInfoUpdate() {
+    // if (uri === 'userInfo' && this.imageKnifeOption.account !== this.userInfo.contactId) return;
+    // // logger.info(`userInfoUpdate uri=${uri} oldAcc=${this.imageKnifeOption.loadSrc} nowAcc=${this.userInfo.externalHeadUrl}`)
+    // if (this.userInfo.externalHeadUrl === this.imageKnifeOption.loadSrc && this.userInfo.infoUpdateTime.getTime()
+    //   .toString() === this.imageKnifeOption?.signature?.getKey()) return;
+    this.ImageKnifeOption = {
+      //TODO:写死loadSRC，场景：变更组件大小，所有图片不显示
+      loadSrc: this.userInfo,
+      placeholderSrc: $r('app.media.loading'),
+      errorholderSrc: $r('app.media.failed'),
+      border: { radius:20,width:5,color:$r('app.color.start_window_background') },
+      objectFit:ImageFit.Contain
+      // signature: new ObjectKey(this.userInfo.infoUpdateTime.getTime().toString())
+    }
+  }
+
   build() {
     Row() {
       // Image(this.imageKnifeOption.loadSrc)
@@ -93,12 +87,12 @@ export struct UserAvatar {
 
 
 
-     // Image(this.userInfo)
-     //  Text((this.imageKnifeOption.loadSrc as string).split('/')[8])
-     //    .position({ x: 0, y: 0 })
-     //    .zIndex(9)
-     //    .fontSize(12)
-     //    .fontColor('#ff0000')
+      // Image(this.userInfo)
+      //  Text((this.imageKnifeOption.loadSrc as string).split('/')[8])
+      //    .position({ x: 0, y: 0 })
+      //    .zIndex(9)
+      //    .fontSize(12)
+      //    .fontColor('#ff0000')
     }
   }
 }
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/UserPage.ets b/entry/src/main/ets/pages/UserPage.ets
index 92d1caf..01de99b 100644
--- a/entry/src/main/ets/pages/UserPage.ets
+++ b/entry/src/main/ets/pages/UserPage.ets
@@ -12,138 +12,83 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { MyStorage, UserAvatar } from './User'
+import { CommonDataSource } from './model/CommonDataSource'
+import { UserAvatar } from './User'
 
-class CommonDataSource <T> implements IDataSource {
-  private dataArray: T[] = []
-  private listeners: DataChangeListener[] = []
-
-  constructor(element: []) {
-    this.dataArray = element
-  }
-
-  public getData(index: number) {
-    return this.dataArray[index]
-  }
-
-  public totalCount(): number {
-    return this.dataArray.length
-  }
-
-  public addData(index: number, data: T[]): void {
-    this.dataArray = this.dataArray.concat(data)
-    this.notifyDataAdd(index)
-  }
-
-  unregisterDataChangeListener(listener: DataChangeListener): void {
-    const pos = this.listeners.indexOf(listener);
-    if (pos >= 0) {
-      this.listeners.splice(pos, 1);
-    }
-  }
-
-  registerDataChangeListener(listener: DataChangeListener): void {
-    if (this.listeners.indexOf(listener) < 0) {
-      this.listeners.push(listener)
-    }
-  }
-
-  notifyDataAdd(index: number): void {
-    this.listeners.forEach((listener: DataChangeListener) => {
-      listener.onDataAdd(index)
-    })
-  }
-}
 @Entry
-@ComponentV2
+@Component
 struct Index {
-  @Local hotCommendList:CommonDataSource<string> = new CommonDataSource<string>([])
+  @State hotCommendList:CommonDataSource<string> = new CommonDataSource<string>([])
   private data:string[] = [
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/56/v3/8MdhfSsCSMKj4sA6okUWrg/5uBx56tLTUO3RYQl-E5JiQ.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/e2/v3/4zI1Xm_3STmV30aZXWRrKw/6aN7WodDRUiBApgffiLPCg.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/42/v3/2dSQCqERTP2TTPyssOMEbQ/zL1ebnKKQ_ilqTDcwCAkOw.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/78/v3/qQJpAtRGQe2e_VhbGHDgIw/b3zlit99S6GybD3XdNwqJw.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/55/v3/5DZ2LLqYSsK85-shqgLveQ/7ZXcyCWNTvOzQP5FFLBGkg.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/3e/v3/LqRoLI-PRSu9Nqa8KdJ-pQ/dSqskBpSR9eraAMn7NBdqA.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/25/v3/jgB2ekkTRX-3yTYZalnANQ/xff_x9cbSPqb7fbNwgJa7A.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/fb/v3/alXwXLHKSyCAIWt_ydgD2g/BCCuu25TREOitQxM7eYOEw.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/63/v3/qbe6NZkCQyGcITvdWoZBgg/Y-5U1z3GT_yaK8CBD3jkwg.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/16/v3/fm2tO4TsRH6mv_D_nSSd5w/FscLpLwQQ-KuV7oaprFK2Q.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/89/v3/UAUvtPHqRD-GWWANsEC57Q/zcRJCQebQ322Aby4jzmwmQ.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/30/v3/tUUzzx73R4yp8G--lMhuWQ/EBbcu_dLTT-Jj68XAh6mtA.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/76/v3/EyF6z4FISpCHhae38eEexw/OtyAiu-zSSevNQYvUdtVmA.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/37/v3/12rH1yiEQmK9wlOOcy5avQ/RzBXiEBRRqOC7LRkwNj6VA.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/9a/v3/TpRN4AIzRoyUXIqWdKoE0g/ShOnD_tfS46HDbpSWhbCkQ.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/03/v3/H3X17s8eTdS2w56JgbB5jQ/a45sT-j8Sbe8sSQXTzeYvQ.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/10/v3/qaEzwkU0QeKb1yehnP2Xig/q7fxAlgMQKup-HUBayRLGQ.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/96/v3/rMJJoAflTDSWa1z2pHs2wg/8dOqD0GlQBOCL5AvQok9FQ.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/ed/v3/KMO4D6D2QGuVOCLX4AhOFA/ef51xAaLQuK7BsnuD9abog.jpg",
-    "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/d9/v3/FSZH0aTdSqWxeAaxoPvi0g/RqxPxUCXQFiTMBfKTF9kkw.jpg",
-    "https://hbimg.huabanimg.com/cc6af25f8d782d3cf3122bef4e61571378271145735e9-vEVggB",
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/56/v3/8MdhfSsCSMKj4sA6okUWrg/5uBx56tLTUO3RYQl-E5JiQ.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/e2/v3/4zI1Xm_3STmV30aZXWRrKw/6aN7WodDRUiBApgffiLPCg.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/42/v3/2dSQCqERTP2TTPyssOMEbQ/zL1ebnKKQ_ilqTDcwCAkOw.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/78/v3/qQJpAtRGQe2e_VhbGHDgIw/b3zlit99S6GybD3XdNwqJw.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/55/v3/5DZ2LLqYSsK85-shqgLveQ/7ZXcyCWNTvOzQP5FFLBGkg.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/3e/v3/LqRoLI-PRSu9Nqa8KdJ-pQ/dSqskBpSR9eraAMn7NBdqA.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/25/v3/jgB2ekkTRX-3yTYZalnANQ/xff_x9cbSPqb7fbNwgJa7A.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/fb/v3/alXwXLHKSyCAIWt_ydgD2g/BCCuu25TREOitQxM7eYOEw.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/63/v3/qbe6NZkCQyGcITvdWoZBgg/Y-5U1z3GT_yaK8CBD3jkwg.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/16/v3/fm2tO4TsRH6mv_D_nSSd5w/FscLpLwQQ-KuV7oaprFK2Q.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/89/v3/UAUvtPHqRD-GWWANsEC57Q/zcRJCQebQ322Aby4jzmwmQ.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/30/v3/tUUzzx73R4yp8G--lMhuWQ/EBbcu_dLTT-Jj68XAh6mtA.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/76/v3/EyF6z4FISpCHhae38eEexw/OtyAiu-zSSevNQYvUdtVmA.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/37/v3/12rH1yiEQmK9wlOOcy5avQ/RzBXiEBRRqOC7LRkwNj6VA.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/9a/v3/TpRN4AIzRoyUXIqWdKoE0g/ShOnD_tfS46HDbpSWhbCkQ.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/03/v3/H3X17s8eTdS2w56JgbB5jQ/a45sT-j8Sbe8sSQXTzeYvQ.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/10/v3/qaEzwkU0QeKb1yehnP2Xig/q7fxAlgMQKup-HUBayRLGQ.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/96/v3/rMJJoAflTDSWa1z2pHs2wg/8dOqD0GlQBOCL5AvQok9FQ.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/ed/v3/KMO4D6D2QGuVOCLX4AhOFA/ef51xAaLQuK7BsnuD9abog.jpg',
+    'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/d9/v3/FSZH0aTdSqWxeAaxoPvi0g/RqxPxUCXQFiTMBfKTF9kkw.jpg',
+    'https://hbimg.huabanimg.com/cc6af25f8d782d3cf3122bef4e61571378271145735e9-vEVggB',
     'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/bf/v3/lSjrRwFcS-ez6jp1ALSQFg/0n7R7XinSPyrYLqDu_1dfw.jpg',
     'https://img-blog.csdn.net/20140514114029140',
     'https://hbimg.huabanimg.com/95a6d37a39aa0b70d48fa18dc7df8309e2e0e8e85571e-x4hhks_fw658/format/webp',
   ]
   aboutToAppear(): void {
-    MyStorage.getInstance().WeLink_Mob_fontSize_multiple = 1
+    this.hotCommendList.addData(this.hotCommendList.totalCount(),this.data)
+    AppStorage.set('WeLink_Mob_fontSize_multiple',1)
   }
 
   build() {
     Column() {
-      Button("bigger").onClick(()=>{
-        MyStorage.getInstance().WeLink_Mob_fontSize_multiple = 1.6
+      Button('bigger').onClick(()=>{
+        AppStorage.set('WeLink_Mob_fontSize_multiple',1.6)
       })
-      Button("small").onClick(()=>{
-        MyStorage.getInstance().WeLink_Mob_fontSize_multiple = 0.8
+      Button('small').onClick(()=>{
+        AppStorage.set('WeLink_Mob_fontSize_multiple',0.8)
       })
       List(){
-        // LazyForEach(this.hotCommendList,(item:string)=>{
-        //   ListItem(){
-        //     ReuseImage({
-        //       userInfo:item
-        //     }).width("100%").height("100%").backgroundColor(Color.Yellow)
-        //   }.width(200).height(200).margin({bottom:5})
-        // })
-        Repeat(this.data)
-          .each((repeatItem)=>{
-            ListItem(){
-              ReuseImage({
-                userInfo:repeatItem.item
-              }).width("100%").height("100%").backgroundColor(Color.Yellow)
-            }.width(200).height(200).margin({bottom:5}).key("reuse")
-          })
-          .key(item => item+"reuse")
-          .virtualScroll()
-          .template("1",(repeatItem)=>{
-            ListItem(){
-              ReuseImage({
-                userInfo:repeatItem.item
-              }).width("100%").height("100%").backgroundColor(Color.Yellow)
-            }.width(200).height(200).margin({bottom:5}).key("reuse")
-          })
+        LazyForEach(this.hotCommendList,(item:string)=>{
+          ListItem(){
+            ReuseImage({
+              userInfo:item
+            }).width('100%').height('100%').backgroundColor(Color.Yellow)
+          }.width(200).height(200).margin({bottom:5})
+        })
       }
       // .cachedCount(20)
-      .width("100%")
-      .height("100%")
+      .width('100%')
+      .height('100%')
       .backgroundColor(0xFAEEE0)
-    }.width('100%').height("100%")
+    }.width('100%').height('100%')
   }
 }
 
 
-// @Reusable
-@ComponentV2
+@Reusable
+@Component
 struct ReuseImage {
-  @Param userInfo:string = ""
-  // aboutToReuse(params: ESObject): void {
-  //   this.userInfo = params.userInfo
-  // }
+  @State userInfo:string = ''
+  aboutToReuse(params: ESObject): void {
+    this.userInfo = params.userInfo
+  }
 
   build() {
     Column(){
       UserAvatar({
         userInfo:this.userInfo
       })
-    }.width("100%").height("100%")
+    }.width('100%').height('100%')
   }
 }
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/dataShareUriLoadPage.ets b/entry/src/main/ets/pages/dataShareUriLoadPage.ets
index 7392044..b7b5b0a 100644
--- a/entry/src/main/ets/pages/dataShareUriLoadPage.ets
+++ b/entry/src/main/ets/pages/dataShareUriLoadPage.ets
@@ -1,13 +1,13 @@
 /*
  * Copyright (C) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the 'License');
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
+ * distributed under the License is distributed on an 'AS IS' BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
@@ -18,15 +18,15 @@ import { photoAccessHelper } from '@kit.MediaLibraryKit';
 
 
 @Entry
-@ComponentV2
+@Component
 struct DataShareUriLoadPage {
-  @Local imageKnifeOption1: ImageKnifeOption =
-    new ImageKnifeOption({
+  @State imageKnifeOption1: ImageKnifeOption =
+    {
       loadSrc: $r('app.media.icon'),
 
       placeholderSrc: $r('app.media.loading'),
       errorholderSrc: $r('app.media.failed')
-    });
+    };
 
 
   build() {
@@ -43,10 +43,10 @@ struct DataShareUriLoadPage {
               let photoViewPicker = new photoAccessHelper.PhotoViewPicker();
               let photoSelectResult: photoAccessHelper.PhotoSelectResult = await photoViewPicker.select(photoSelectOptions);
               uris = photoSelectResult.photoUris;
-              this.imageKnifeOption1 = new ImageKnifeOption({
+              this.imageKnifeOption1 = {
                 loadSrc: uris[0],
                 placeholderSrc:$r('app.media.loading')
-              })
+              }
             }).margin({ top: 5, left: 3 })
           ImageKnifeComponent({ imageKnifeOption: this.imageKnifeOption1 }).width(300).height(300)
         }.width('100%').backgroundColor(Color.Pink)
diff --git a/entry/src/main/ets/pages/model/CommonDataSource.ets b/entry/src/main/ets/pages/model/CommonDataSource.ets
new file mode 100644
index 0000000..fd2b050
--- /dev/null
+++ b/entry/src/main/ets/pages/model/CommonDataSource.ets
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+export class CommonDataSource <T> implements IDataSource {
+  private dataArray: T[] = []
+  private listeners: DataChangeListener[] = []
+
+  constructor(element: []) {
+    this.dataArray = element
+  }
+
+  public getData(index: number) {
+    return this.dataArray[index]
+  }
+
+  public totalCount(): number {
+    return this.dataArray.length
+  }
+
+  public addData(index: number, data: T[]): void {
+    this.dataArray = this.dataArray.concat(data)
+    this.notifyDataAdd(index)
+  }
+
+  unregisterDataChangeListener(listener: DataChangeListener): void {
+    const pos = this.listeners.indexOf(listener);
+    if (pos >= 0) {
+      this.listeners.splice(pos, 1);
+    }
+  }
+
+  registerDataChangeListener(listener: DataChangeListener): void {
+    if (this.listeners.indexOf(listener) < 0) {
+      this.listeners.push(listener)
+    }
+  }
+
+  notifyDataAdd(index: number): void {
+    this.listeners.forEach((listener: DataChangeListener) => {
+      listener.onDataAdd(index)
+    })
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/model/DataSourcePrefetching.ets b/entry/src/main/ets/pages/model/DataSourcePrefetching.ets
new file mode 100644
index 0000000..3726d63
--- /dev/null
+++ b/entry/src/main/ets/pages/model/DataSourcePrefetching.ets
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import {ImageKnife, ImageKnifeRequest} from '@ohos/libraryimageknife'
+import { IDataSourcePrefetching } from '@kit.ArkUI';
+import { HashMap } from '@kit.ArkTS';
+
+const IMADE_UNAVAILABLE = $r('app.media.failed')
+export interface InfoItem {
+  albumUrl: string | Resource
+}
+export default class DataSourcePrefetchingImageKnife implements IDataSourcePrefetching {
+  private dataArray: Array<InfoItem>
+  private readonly  requestList: HashMap<number,ImageKnifeRequest> = new HashMap()
+  private listeners: DataChangeListener[] = [];
+
+  constructor(dataArray: Array<InfoItem>) {
+    this.dataArray = dataArray;
+  }
+  public getData(index: number) {
+    return this.dataArray[index]
+  }
+
+  public totalCount(): number {
+    return this.dataArray.length
+  }
+
+  public addData(index: number, data: InfoItem[]): void {
+    this.dataArray = this.dataArray.concat(data)
+    this.notifyDataAdd(index)
+  }
+
+  unregisterDataChangeListener(listener: DataChangeListener): void {
+    const pos = this.listeners.indexOf(listener);
+    if (pos >= 0) {
+      this.listeners.splice(pos, 1);
+    }
+  }
+
+  registerDataChangeListener(listener: DataChangeListener): void {
+    if (this.listeners.indexOf(listener) < 0) {
+      this.listeners.push(listener)
+    }
+  }
+
+  notifyDataAdd(index: number): void {
+    this.listeners.forEach((listener: DataChangeListener) => {
+      listener.onDataAdd(index)
+    })
+  }
+  async prefetch(index: number): Promise<void> {
+    let item = this.dataArray[index]
+    if (typeof item.albumUrl == 'string') {
+      // 图片预加载
+      let request = ImageKnife.getInstance().preload({
+        loadSrc:item.albumUrl,
+        onLoadListener:{
+          onLoadSuccess:()=>{
+            // 预加载成功，删除成功请求
+            this.requestList.remove(index)
+          },
+          onLoadFailed:()=>{
+            // 移除失败请求
+            this.requestList.remove(index)
+          }
+        }
+      })
+      this.requestList.set(index,request)
+    }
+  }
+  // 取消请求处理
+  cancel(index: number) {
+    if(this.requestList.hasKey(index)) {
+      // 返回MAP对象指定元素
+      const request = this.requestList.get(index)
+      // 取消请求
+      ImageKnife.getInstance().cancel(request)
+      // 移除被取消的请求对象
+      this.requestList.remove(index)
+    }
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/ets/pages/model/PageViewModel.ets b/entry/src/main/ets/pages/model/PageViewModel.ets
new file mode 100644
index 0000000..237eebe
--- /dev/null
+++ b/entry/src/main/ets/pages/model/PageViewModel.ets
@@ -0,0 +1,146 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { InfoItem } from './DataSourcePrefetching'
+
+export class PageViewModel {
+  private static dataArray: Array<InfoItem> = [
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/56/v3/8MdhfSsCSMKj4sA6okUWrg/5uBx56tLTUO3RYQl-E5JiQ.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/e2/v3/4zI1Xm_3STmV30aZXWRrKw/6aN7WodDRUiBApgffiLPCg.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/42/v3/2dSQCqERTP2TTPyssOMEbQ/zL1ebnKKQ_ilqTDcwCAkOw.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/78/v3/qQJpAtRGQe2e_VhbGHDgIw/b3zlit99S6GybD3XdNwqJw.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/55/v3/5DZ2LLqYSsK85-shqgLveQ/7ZXcyCWNTvOzQP5FFLBGkg.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/3e/v3/LqRoLI-PRSu9Nqa8KdJ-pQ/dSqskBpSR9eraAMn7NBdqA.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/25/v3/jgB2ekkTRX-3yTYZalnANQ/xff_x9cbSPqb7fbNwgJa7A.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/fb/v3/alXwXLHKSyCAIWt_ydgD2g/BCCuu25TREOitQxM7eYOEw.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/63/v3/qbe6NZkCQyGcITvdWoZBgg/Y-5U1z3GT_yaK8CBD3jkwg.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/16/v3/fm2tO4TsRH6mv_D_nSSd5w/FscLpLwQQ-KuV7oaprFK2Q.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/89/v3/UAUvtPHqRD-GWWANsEC57Q/zcRJCQebQ322Aby4jzmwmQ.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/30/v3/tUUzzx73R4yp8G--lMhuWQ/EBbcu_dLTT-Jj68XAh6mtA.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/76/v3/EyF6z4FISpCHhae38eEexw/OtyAiu-zSSevNQYvUdtVmA.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/37/v3/12rH1yiEQmK9wlOOcy5avQ/RzBXiEBRRqOC7LRkwNj6VA.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/9a/v3/TpRN4AIzRoyUXIqWdKoE0g/ShOnD_tfS46HDbpSWhbCkQ.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/03/v3/H3X17s8eTdS2w56JgbB5jQ/a45sT-j8Sbe8sSQXTzeYvQ.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/10/v3/qaEzwkU0QeKb1yehnP2Xig/q7fxAlgMQKup-HUBayRLGQ.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/96/v3/rMJJoAflTDSWa1z2pHs2wg/8dOqD0GlQBOCL5AvQok9FQ.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/ed/v3/KMO4D6D2QGuVOCLX4AhOFA/ef51xAaLQuK7BsnuD9abog.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/d9/v3/FSZH0aTdSqWxeAaxoPvi0g/RqxPxUCXQFiTMBfKTF9kkw.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/bf/v3/lSjrRwFcS-ez6jp1ALSQFg/0n7R7XinSPyrYLqDu_1dfw.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/8a/v3/ZKzYV5BJTuCk5hCE0y_xNA/8JT95OQnSZSd6_xQQUONhQ.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/1/v3/sTXb_I7URBKjdMyLDYa19w/qpcwa_FNQmi3-EzjbGsJ8A.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/e5/v3/m7wFvw_eQIuDV0Mk0IKi8g/gJU4migzTHKYk5KrgdZbBw.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/3f/v3/k_UWbB5_RGW7JemQZ0OQdw/_DUdmaZRQyG-Oyvkb663Bw.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/39/v3/rFRN7G_VSo-p4mBjTZtkRw/gBwTI-ieSIqSsSmLNBEcgw.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/04/v3/6K8BPYKVQFOr7KCuAG9nog/qKd3pZlrQy2M-feB3ycVPA.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/7d/v3/f0GQFzm1T6eduVeMUhO3Wg/-4cvzIJiRCegjIno3ofIbQ.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/e4/v3/C0xxsSeySxW-2iYR5OEbpQ/f1GlaD3zTeKPX8Vd-M1oVQ.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/c2/v3/32LCyXN4TuWKWcdf9gAwWw/ej14_BCJQNCaWOKoI9aZAw.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/fd/v3/LyYJMdMmQNaC5GyBYEZ5Pw/uFLiovypRSagKyIS-UJPVw.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/15/v3/MHM9KaWGTgubn6M8-B_6nw/1YO9JyYhTHSBWsoiqYkGZw.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/4c/v3/UdYfbv1_QYqn_ulDHp89OA/VkjexMluTqGO3yt3gPK1DA.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/e8/v3/N8blT_7qSK-tRtahIyov7g/M_kjGEEmSzOlTc47Zrfozg.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/28/v3/VS_h3m4YRrSgbgxnqE3vtQ/h-2Q1Qy2SSGEuXM36-Rq_w.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/2e/v3/R-BaM5ToRNGq5rwtNTcnww/Q2e01VHiR2y9KtFaZmpmNQ.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/88/v3/3djkAJKKTdC539XqMdstSg/wHO7DxvXQS2xbt2Y_-4BNg.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/fb/v3/guw4eiggR3uWjscFTxITYg/TzRB35iPTdCztrZUUaNuFg.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/93/v3/UvSh_f1LT66i0-3hvsYN_A/eYnE3Z8YT5Sk7F-vS2ZmCQ.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/5/v3/tv8Vqf9hQrKpozGeZWg2mw/VEICB-bmQYi0Iv6TGADbhw.jpg'
+    },
+    {
+      albumUrl: 'https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/30/v3/4v1Ot5BRR6OFVQ9MGn9Xxg/xrPgRn0LS1ep-r7ewIuwiw.jpg'
+    },
+  ]
+  static getItems() {
+    return PageViewModel.dataArray
+  }
+}
\ No newline at end of file
diff --git a/entry/src/main/module.json5 b/entry/src/main/module.json5
index 6c284c7..a493443 100644
--- a/entry/src/main/module.json5
+++ b/entry/src/main/module.json5
@@ -42,6 +42,15 @@
           ],
           "when": "always"
         }
+      },
+      {
+        "name": "ohos.permission.GET_NETWORK_INFO",
+        "usedScene": {
+          "abilities": [
+            "EntryAbility"
+          ],
+          "when": "always"
+        }
       }
     ]
   }
diff --git a/entry/src/main/resources/base/element/string.json b/entry/src/main/resources/base/element/string.json
index c16a7d9..055082a 100644
--- a/entry/src/main/resources/base/element/string.json
+++ b/entry/src/main/resources/base/element/string.json
@@ -369,20 +369,12 @@
       "value": "Please shut down the network first and ensure that there is no cache of images from this network in the test failure scenario locally"
     },
     {
-      "name": "Image_Downsampling_Functionality",
-      "value": "Downscale Image effect"
+      "name": "Network_reload",
+      "value": "Network recovery reload"
     },
     {
-      "name": "Sampling_pecification",
-      "value": "降采样规格"
-    },
-    {
-      "name": "Unreal_samples",
-      "value": "未降采样大小"
-    },
-    {
-      "name": "After_the_sampling",
-      "value": "降采样后大小"
+      "name": "preloading_prefetch",
+      "value": "Dynamic preloading prefetch"
     },
     {
       "name": "image_format",
@@ -511,6 +503,150 @@
     {
       "name": "disk",
       "value": "Disk"
+    },
+    {
+      "name": "Customize_RCP_network",
+      "value": "Customize RCP network request"
+    },
+    {
+      "name": "request_concurrency",
+      "value": "Set request concurrency"
+    },
+    {
+      "name": "test_callback",
+      "value": "test callback data of load pic"
+    },
+    {
+      "name": "gif",
+      "value": "gif"
+    },
+    {
+      "name": "local_pic",
+      "value": "local picture"
+    },
+    {
+      "name": "share_pic",
+      "value": "share picture"
+    },
+    {
+      "name": "net_load_failed",
+      "value": "netWork load failed"
+    },
+    {
+      "name": "local_load_failed",
+      "value": "local load failed"
+    },
+    {
+      "name": "share_load_failed",
+      "value": "shared load failed"
+    },
+    {
+      "name": "list_pic",
+      "value": "load picture list"
+    },
+    {
+      "name": "img_url",
+      "value": "url of the service setting:%s"
+    },
+    {
+      "name": "img_format",
+      "value": "picture format:%s"
+    },
+    {
+      "name": "img_master_size",
+      "value": "the original width and height of the picture-w：%d ,h：%d, size：%d"
+    },
+    {
+      "name": "componentWH",
+      "value": "component width and height-w：%d ,h：%d "
+    },
+    {
+      "name": "img_frame",
+      "value": "the number of frames of the picture:%d "
+    },
+    {
+      "name": "img_content_size",
+      "value": "picture decoded width and height size:%s "
+    },
+    {
+      "name": "err_msg",
+      "value": "error message:%s "
+    },
+    {
+      "name": "err_phase",
+      "value": "error phase:%s "
+    },
+    {
+      "name": "err_code",
+      "value": "error code:%d "
+    },
+    {
+      "name": "http_code",
+      "value": "http code:%d "
+    },
+    {
+      "name": "req_start_time",
+      "value": "image request start time point:%s "
+    },
+    {
+      "name": "req_end_time",
+      "value": "the point in time at which the image request ends:%s "
+    },
+    {
+      "name": "req_cancel_time",
+      "value": "the point at which the image request is cancelled:%s "
+    },
+    {
+      "name": "memory_start_time",
+      "value": "start checking the memory cache point in time:%s "
+    },
+    {
+      "name": "memory_end_time",
+      "value": "end Check the memory cache time point:%s "
+    },
+    {
+      "name": "disk_start_time",
+      "value": "start checking the disk cache point in time:%s "
+    },
+    {
+      "name": "disk_end_time",
+      "value": "end Check the disk cache time point:%s "
+    },
+    {
+      "name": "net_start_time",
+      "value": "start time of the network request:%s "
+    },
+    {
+      "name": "net_end_time",
+      "value": "end time of the network request:%s:%s "
+    },
+    {
+      "name": "decode_start_time",
+      "value": "decoding start time point:%s "
+    },
+    {
+      "name": "decode_end_time",
+      "value": "decoding end time point:%s "
+    },
+    {
+      "name": "render_time",
+      "value": "render successful time:%s "
+    },
+    {
+      "name": "Image_Downsampling_Functionality",
+      "value": "Downsampling function"
+    },
+    {
+      "name": "Sampling_pecification",
+      "value": "Downsampling specification"
+    },
+    {
+      "name": "Unreal_samples",
+      "value": "Unsampled size"
+    },
+    {
+      "name": "After_the_sampling",
+      "value": "Size after downsampling"
     }
   ]
 }
\ No newline at end of file
diff --git a/entry/src/main/resources/base/profile/main_pages.json b/entry/src/main/resources/base/profile/main_pages.json
index 623e12e..199682b 100644
--- a/entry/src/main/resources/base/profile/main_pages.json
+++ b/entry/src/main/resources/base/profile/main_pages.json
@@ -23,9 +23,20 @@
     "pages/TestSetCustomImagePage",
     "pages/TestErrorHolderPage",
     "pages/TestTaskResourcePage",
-    "pages/DownSamplePage",
+    "pages/ImageKnifeReload",
+    "pages/LazyForEachCount",
+    "pages/LazyForEachCache",
+    "pages/PrefetchAndCacheCount",
+    "pages/PrefetchAndPreload",
     "pages/TestCacheDataPage",
     "pages/TestChangeColorPage",
-    "pages/TestLoadCancelListenerPage"
+    "pages/TestLoadCancelListenerPage",
+    "pages/SetMaxRequestPage",
+    "pages/MaxRequest1",
+    "pages/MaxRequest2",
+    "pages/MaxRequest3",
+    "pages/TestImageKnifeCallbackPage",
+    "pages/TestListImageKnifeCallbackPage",
+    "pages/DownSamplePage"
   ]
 }
\ No newline at end of file
diff --git a/entry/src/main/resources/en_US/element/string.json b/entry/src/main/resources/en_US/element/string.json
index 13c1fec..4d62c27 100644
--- a/entry/src/main/resources/en_US/element/string.json
+++ b/entry/src/main/resources/en_US/element/string.json
@@ -19,6 +19,362 @@
     {
       "name": "app_permission_READ_IMAGEVIDEO",
       "value": "获取读媒体资源权限"
+    },
+    {
+      "name": "Test_ImageAnimator",
+      "value": "Test ImageAnimator component"
+    },
+    {
+      "name": "Test_multiple_images",
+      "value": "Test loading multiple identical images"
+    },
+    {
+      "name": "Test_Task_error",
+      "value": "Test placeholder map Task error"
+    },
+    {
+      "name": "Test_HSP",
+      "value": "Test HSP scene preloading"
+    },
+    {
+      "name": "Test_SingleImage",
+      "value": "SingleImage"
+    },
+    {
+      "name": "Test_custom_download",
+      "value": "Global custom download"
+    },
+    {
+      "name": "Multiple_images",
+      "value": "Multiple images"
+    },
+    {
+      "name": "Display_long_image",
+      "value": "Display long image"
+    },
+    {
+      "name": "Image_scaling",
+      "value": "Image scaling"
+    },
+    {
+      "name": "Message_list",
+      "value": "Message list"
+    },
+    {
+      "name": "Custom_cache_key",
+      "value": "Custom cache key"
+    },
+    {
+      "name": "Preloading_images_to_cache",
+      "value": "Preloading images to file cache"
+    },
+    {
+      "name": "Retrieve_image_display_from_cache",
+      "value": "Retrieve image display from cache"
+    },
+    {
+      "name": "Test_single_request_header",
+      "value": "Test a single request header"
+    },
+    {
+      "name": "Test_write_cache_strategy",
+      "value": "Test write cache strategy"
+    },
+    {
+      "name": "Image_Transformation",
+      "value": "Image Transformation"
+    },
+    {
+      "name": "Different_ObjectFit",
+      "value": "Different ObjectFit"
+    },
+    {
+      "name": "Test_image_loading_success_or_failure_events",
+      "value": "Test image loading success/failure events"
+    },
+    {
+      "name": "Test_removing_image_cache_interface",
+      "value": "Test removing image cache interface"
+    },
+    {
+      "name": "Test_error_image_display",
+      "value": "Test error image display"
+    },
+    {
+      "name": "Test_media_URL",
+      "value": "Test media URL"
+    },
+    {
+      "name": "Display_the_first_frame",
+      "value": "Display the first frame of the animation"
+    },
+    {
+      "name": "Display_the_last_frame",
+      "value": "Display the last frame of the animation"
+    },
+    {
+      "name": "Play",
+      "value": "Play"
+    },
+    {
+      "name": "Pause",
+      "value": "Pause"
+    },
+    {
+      "name": "Stop",
+      "value": "Stop"
+    },
+    {
+      "name": "Infinite_loop",
+      "value": "Infinite loop"
+    },
+    {
+      "name": "Play_once",
+      "value": "Play once"
+    },
+    {
+      "name": "Play_twice",
+      "value": "Play twice"
+    },
+    {
+      "name": "Local_SVG",
+      "value": "Local SVG image"
+    },
+    {
+      "name": "Under_context_file",
+      "value": "Files under context file"
+    },
+    {
+      "name": "Network_images",
+      "value": "Network images"
+    },
+    {
+      "name": "Custom_network_download",
+      "value": "Custom network download"
+    },
+    {
+      "name": "PixelMap_loads_images",
+      "value": "PixelMap loads images"
+    },
+    {
+      "name": "Enlarge",
+      "value": "Enlarge"
+    },
+    {
+      "name": "Reduce",
+      "value": "Reduce"
+    },
+    {
+      "name": "Click_on_add",
+      "value": "Click on the size to add 50"
+    },
+    {
+      "name": "Click_on_reduce",
+      "value": "Click to reduce size by 50"
+    },
+    {
+      "name": "The_key_fixed_1",
+      "value": "The key is fixed at 1"
+    },
+    {
+      "name": "The_key_changes_timestamp",
+      "value": "Key changes every time: timestamp"
+    },
+    {
+      "name": "Load",
+      "value": "Load"
+    },
+    {
+      "name": "Preloading_images_to_file_cache_using_URL",
+      "value": "Preloading images to file cache using URL"
+    },
+    {
+      "name": "Preloading_images_to_file_cache_using_option",
+      "value": "Preloading images to file cache using option"
+    },
+    {
+      "name": "Load_image_offline_after_preloading",
+      "value": "Load image (can be loaded offline after preloading)"
+    },
+    {
+      "name": "Preloading_GIF",
+      "value": "Preloading GIF"
+    },
+    {
+      "name": "Retrieve_GIF_from_memory",
+      "value": "Retrieve GIF from memory cache"
+    },
+    {
+      "name": "Retrieve_GIF_from_disk",
+      "value": "Retrieve GIF from disk cache"
+    },
+    {
+      "name": "Preloading_static_images",
+      "value": "Preloading static images"
+    },
+    {
+      "name": "Retrieve_images_from_memory",
+      "value": "Retrieve images from memory cache"
+    },
+    {
+      "name": "Retrieve_images_from_disk",
+      "value": "Retrieve images from memory disk"
+    },
+    {
+      "name": "Write_memory_and_file",
+      "value": "Write to memory and file cache"
+    },
+    {
+      "name": "Write_memory",
+      "value": "Write to memory cache"
+    },
+    {
+      "name": "Write_file",
+      "value": "Write to file cache"
+    },
+    {
+      "name": "Main_image_Fill",
+      "value": "Main image Fill Stretch Fill"
+    },
+    {
+      "name": "Maintain_proportion_filling",
+      "value": "Maintain proportion filling in the placeholder map 'Include'"
+    },
+    {
+      "name": "Error_graph_None",
+      "value": "Error graph None remains unchanged"
+    },
+    {
+      "name": "Test_failure_success",
+      "value": "Test failure/success"
+    },
+    {
+      "name": "Custom_download_failed",
+      "value": "Custom download failed"
+    },
+    {
+      "name": "Retrieve_media_gallery",
+      "value": "Retrieve the URI of the media gallery and display it using ImageKnife"
+    },
+    {
+      "name": "Click_load_Uri",
+      "value": "Click to load Uri and display"
+    },
+    {
+      "name": "Delete_all_caches",
+      "value": "Delete all caches"
+    },
+    {
+      "name": "Delete_all_memory_caches",
+      "value": "Delete all memory caches"
+    },
+    {
+      "name": "Delete_all_file_caches",
+      "value": "Delete all file caches"
+    },
+    {
+      "name": "Delete_all_custom_memory_caches",
+      "value": "Delete all custom memory caches"
+    },
+    {
+      "name": "Delete_all_custom_file_caches",
+      "value": "Delete all custom file caches"
+    },
+    {
+      "name": "Blur_effect",
+      "value": "Blur effect"
+    },
+    {
+      "name": "Highlighting_effect",
+      "value": "Highlighting effect"
+    },
+    {
+      "name": "Ashing_effect",
+      "value": "Ashing effect"
+    },
+    {
+      "name": "Inverse_effect",
+      "value": "Inverse effect"
+    },
+    {
+      "name": "Animation_filter_effect",
+      "value": "Animation filter effect"
+    },
+    {
+      "name": "Crop_circular_effect",
+      "value": "Crop circular effect"
+    },
+    {
+      "name": "Crop_circular_with_border_effect",
+      "value": "Crop circular with border effect"
+    },
+    {
+      "name": "Contrast_effect",
+      "value": "Contrast effect"
+    },
+    {
+      "name": "Black_ink_filtering_effect",
+      "value": "Black ink filtering effect"
+    },
+    {
+      "name": "Rotate",
+      "value": "Rotate"
+    },
+    {
+      "name": "Corners",
+      "value": "Corners"
+    },
+    {
+      "name": "Kuwahara_Filter_effect",
+      "value": "Kuwahara filter effect"
+    },
+    {
+      "name": "Pixelated_Filter_effect",
+      "value": "Pixelated filtering effect"
+    },
+    {
+      "name": "Sketch_Filter_effect",
+      "value": "Sketch Filter effect"
+    },
+    {
+      "name": "Distortion_Filter_effect",
+      "value": "Distortion Filter effect"
+    },
+    {
+      "name": "Decorative_Filter_effect",
+      "value": "Decorative Filter effect"
+    },
+    {
+      "name": "Square_cutting_effect",
+      "value": "Square cutting effect"
+    },
+    {
+      "name": "Top_cutting_effect",
+      "value": "Top cutting effect"
+    },
+    {
+      "name": "Middle_cutting_effect",
+      "value": "Middle cutting effect"
+    },
+    {
+      "name": "Bottom_cutting_effect",
+      "value": "Bottom cutting effect"
+    },
+    {
+      "name": "Mask_effect",
+      "value": "Mask effect"
+    },
+    {
+      "name": "TIPS",
+      "value": "Please shut down the network first and ensure that there is no cache of images from this network in the test failure scenario locally"
+    },
+    {
+      "name": "Network_reload",
+      "value": "Network recovery reload"
+    },
+    {
+      "name": "preloading_prefetch",
+      "value": "Dynamic preloading prefetch"
     }
   ]
 }
\ No newline at end of file
diff --git a/entry/src/main/resources/zh_CN/element/string.json b/entry/src/main/resources/zh_CN/element/string.json
index 5e5e284..c6ea1fc 100644
--- a/entry/src/main/resources/zh_CN/element/string.json
+++ b/entry/src/main/resources/zh_CN/element/string.json
@@ -365,20 +365,12 @@
       "value": "测试失败场景请先关闭网络，并保证本地没有此网络图片的缓存"
     },
     {
-    "name": "Image_Downsampling_Functionality",
-    "value": "降采样功能"
+      "name": "Network_reload",
+      "value": "网络恢复reload"
     },
     {
-      "name": "Sampling_pecification",
-      "value": "降采样规格"
-    },
-    {
-      "name": "Unreal_samples",
-      "value": "未降采样大小"
-    },
-    {
-      "name": "After_the_sampling",
-      "value": "降采样后大小"
+      "name": "preloading_prefetch",
+      "value": "动态预加载prefetch"
     },
     {
       "name": "image_format",
@@ -507,6 +499,150 @@
     {
       "name": "disk",
       "value": "磁盘"
+    },
+    {
+      "name": "Customize_RCP_network",
+      "value": "自定义rcp网络请求"
+    },
+    {
+      "name": "request_concurrency",
+      "value": "设置请求并发度"
+    },
+    {
+      "name": "test_callback",
+      "value": "测试图片加载回调数据"
+    },
+    {
+      "name": "gif",
+      "value": "gif"
+    },
+    {
+      "name": "local_pic",
+      "value": "本地图片"
+    },
+    {
+      "name": "share_pic",
+      "value": "共享图片"
+    },
+    {
+      "name": "net_load_failed",
+      "value": "网络加载失败"
+    },
+    {
+      "name": "local_load_failed",
+      "value": "本地加载失败"
+    },
+    {
+      "name": "share_load_failed",
+      "value": "共享图片加载失败"
+    },
+    {
+      "name": "list_pic",
+      "value": "加载图片列表"
+    },
+    {
+      "name": "img_url",
+      "value": "业务设置的url:%s"
+    },
+    {
+      "name": "img_format",
+      "value": "图片的格式:%s"
+    },
+    {
+      "name": "img_master_size",
+      "value": "图片的原始宽高大小-宽：%d ,高：%d, 大小：%d"
+    },
+    {
+      "name": "componentWH",
+      "value": "component的宽高-宽：%d ,高：%d "
+    },
+    {
+      "name": "img_frame",
+      "value": "图片的帧数:%d "
+    },
+    {
+      "name": "img_content_size",
+      "value": "图片解码后宽高大小:%s "
+    },
+    {
+      "name": "err_msg",
+      "value": "错误信息:%s "
+    },
+    {
+      "name": "err_phase",
+      "value": "发生错误阶段:%s "
+    },
+    {
+      "name": "err_code",
+      "value": "错误code:%d "
+    },
+    {
+      "name": "http_code",
+      "value": "网络请求code:%d "
+    },
+    {
+      "name": "req_start_time",
+      "value": "图片的请求开始时间点:%s "
+    },
+    {
+      "name": "req_end_time",
+      "value": "图片请求结束的时间点:%s "
+    },
+    {
+      "name": "req_cancel_time",
+      "value": "图片请求取消的时间点:%s "
+    },
+    {
+      "name": "memory_start_time",
+      "value": "开始检查内存缓存时间点:%s "
+    },
+    {
+      "name": "memory_end_time",
+      "value": "结束检查内存缓存时间点:%s "
+    },
+    {
+      "name": "disk_start_time",
+      "value": "开始检查磁盘缓存时间点:%s "
+    },
+    {
+      "name": "disk_end_time",
+      "value": "结束检查磁盘缓存时间点:%s "
+    },
+    {
+      "name": "net_start_time",
+      "value": "网络请求开始时间点:%s "
+    },
+    {
+      "name": "net_end_time",
+      "value": "网络请求结束时间点:%s "
+    },
+    {
+      "name": "decode_start_time",
+      "value": "解码开始时间点:%s "
+    },
+    {
+      "name": "decode_end_time",
+      "value": "解码结束时间点:%s "
+    },
+    {
+      "name": "render_time",
+      "value": "渲染成功的时间:%s "
+    },
+    {
+      "name": "Image_Downsampling_Functionality",
+      "value": "降采样功能"
+    },
+    {
+      "name": "Sampling_pecification",
+      "value": "降采样规格"
+    },
+    {
+      "name": "Unreal_samples",
+      "value": "未降采样大小"
+    },
+    {
+      "name": "After_the_sampling",
+      "value": "降采样后大小"
     }
   ]
 }
\ No newline at end of file
diff --git a/entry/src/ohosTest/ets/test/DefaultJobQueueTest.test.ets b/entry/src/ohosTest/ets/test/DefaultJobQueueTest.test.ets
index 71dfa05..adad3e5 100644
--- a/entry/src/ohosTest/ets/test/DefaultJobQueueTest.test.ets
+++ b/entry/src/ohosTest/ets/test/DefaultJobQueueTest.test.ets
@@ -55,12 +55,12 @@ export default function DefaultJobQueueTest() {
 
       expect(job.getQueueLength()).assertEqual(7)
       expect(job.pop()!.imageKnifeOption.loadSrc).assertEqual("high1")
-      expect(job.pop()!.imageKnifeOption.loadSrc).assertEqual("medium4")
-      expect(job.pop()!.imageKnifeOption.loadSrc).assertEqual("medium3")
-      expect(job.pop()!.imageKnifeOption.loadSrc).assertEqual("medium2")
       expect(job.pop()!.imageKnifeOption.loadSrc).assertEqual("medium1")
-      expect(job.pop()!.imageKnifeOption.loadSrc).assertEqual("low2")
+      expect(job.pop()!.imageKnifeOption.loadSrc).assertEqual("medium2")
+      expect(job.pop()!.imageKnifeOption.loadSrc).assertEqual("medium3")
+      expect(job.pop()!.imageKnifeOption.loadSrc).assertEqual("medium4")
       expect(job.pop()!.imageKnifeOption.loadSrc).assertEqual("low1")
+      expect(job.pop()!.imageKnifeOption.loadSrc).assertEqual("low2")
       expect(job.pop()).assertEqual(undefined)
       expect(job.getQueueLength()).assertEqual(0)
 
diff --git a/entry/src/ohosTest/ets/test/imageknifeOption.test.ets b/entry/src/ohosTest/ets/test/ImageknifeOption.test.ets
similarity index 100%
rename from entry/src/ohosTest/ets/test/imageknifeOption.test.ets
rename to entry/src/ohosTest/ets/test/ImageknifeOption.test.ets
diff --git a/entry/src/ohosTest/ets/test/List.test.ets b/entry/src/ohosTest/ets/test/List.test.ets
index 9b109cc..106d177 100644
--- a/entry/src/ohosTest/ets/test/List.test.ets
+++ b/entry/src/ohosTest/ets/test/List.test.ets
@@ -14,12 +14,13 @@
  */
 import DefaultJobQueueTest from './DefaultJobQueueTest.test';
 import FileLruCacheTest from './FileLruCache.test';
-import ImageKnifeOptionTest from './ImageKnifeOption.test';
+import ImageKnifeOptionTest from './ImageknifeOption.test';
 import MemoryLruCacheTest from './MemoryLruCache.test';
 import ImageKnifeTest from './ImageKnife.test';
 import Transform from './transform.test';
-import SamplingTest from './SamplingTest.test';
 import imageFormatAndSize from  './imageFormatAndSize.test'
+import loadCallBackData from  './loadCallBackData.test'
+import SamplingTest from './SamplingTest.test';
 
 export default function testsuite() {
   MemoryLruCacheTest();
@@ -30,4 +31,5 @@ export default function testsuite() {
   Transform();
   SamplingTest()
   imageFormatAndSize();
+  loadCallBackData();
 }
\ No newline at end of file
diff --git a/entry/src/ohosTest/ets/test/SamplingTest.test.ets b/entry/src/ohosTest/ets/test/SamplingTest.test.ets
index 074057d..c11562d 100644
--- a/entry/src/ohosTest/ets/test/SamplingTest.test.ets
+++ b/entry/src/ohosTest/ets/test/SamplingTest.test.ets
@@ -15,7 +15,7 @@
 import { describe, beforeAll, beforeEach, afterEach, afterAll, it, expect } from '@ohos/hypium'
 import { image } from '@kit.ImageKit'
 import { BusinessError } from '@kit.BasicServicesKit'
-import { calculateScaleType, Downsampler } from '@ohos/imageknife/src/main/ets/downsampling/Downsampler'
+import { Downsampler } from '@ohos/imageknife/src/main/ets/downsampling/Downsampler'
 import { DownsampleStrategy } from '@ohos/imageknife'
 
 export default function SamplingTest() {
@@ -39,41 +39,48 @@ export default function SamplingTest() {
       // Presets a clear action, which is performed after all test cases of the test suite end.
       // This API supports only one parameter: clear action function.
     })
-    it('NONE', 0, () => {
-      let reqSize: calculateScaleType =
-        new Downsampler().calculateScaling('jpg', 1024, 1024, 200,
-          200, DownsampleStrategy.NONE,)
-      let req = (reqSize.targetWidth == 1024 && reqSize.targetHeight == 1024)
-      expect(req).assertEqual(true);
-    })
-    it('AT_MOST', 1, () => {
-      let reqSize: calculateScaleType =
+    it('AT_MOST', 0, () => {
+      let reqSize: Size =
         new Downsampler().calculateScaling('jpg', 1024, 1024, 200,
           200, DownsampleStrategy.AT_MOST)
-      let req = (reqSize.targetWidth < 1024 && reqSize.targetHeight < 1024)
+      let req = (reqSize.width < 1024 && reqSize.height < 1024)
       expect(req).assertEqual(true);
     })
-    it('FIT_CENTER', 2, () => {
-      let reqSize: calculateScaleType =
+    it('FIT_CENTER_MEMORY', 1, () => {
+      let reqSize: Size =
         new Downsampler().calculateScaling('jpg', 1024, 1024, 200,
           200, DownsampleStrategy.FIT_CENTER_MEMORY)
-      let req = (reqSize.targetWidth < 1024 && reqSize.targetHeight < 1024)
+      let req = (reqSize.width < 1024 && reqSize.height < 1024)
       expect(req).assertEqual(true);
     })
-    it('CENTER_OUTSIDE', 3, () => {
-      let reqSize: calculateScaleType =
+    it('FIT_CENTER_QUALITY', 2, () => {
+      let reqSize: Size =
+        new Downsampler().calculateScaling('jpg', 1024, 1024, 200,
+          200, DownsampleStrategy.FIT_CENTER_QUALITY)
+      let req = (reqSize.width < 1024 && reqSize.height < 1024)
+      expect(req).assertEqual(true);
+    })
+    it('CENTER_OUTSIDE_MEMORY', 3, () => {
+      let reqSize: Size =
         new Downsampler().calculateScaling('jpg', 1024, 1024, 200,
           200, DownsampleStrategy.CENTER_OUTSIDE_MEMORY)
-      let req = (reqSize.targetWidth < 1024 && reqSize.targetHeight < 1024)
+      let req = (reqSize.width < 1024 && reqSize.height < 1024)
       expect(req).assertEqual(true);
     })
-    it('AT_LEAST', 4, () => {
-      let reqSize: calculateScaleType =
+    it('CENTER_OUTSIDE_QUALITY', 4, () => {
+      let reqSize: Size =
+        new Downsampler().calculateScaling('jpg', 1024, 1024, 200,
+          200, DownsampleStrategy.CENTER_OUTSIDE_QUALITY)
+      let req = (reqSize.width < 1024 && reqSize.height < 1024)
+      expect(req).assertEqual(true);
+    })
+    it('AT_LEAST', 5, () => {
+      let reqSize: Size =
         new Downsampler().calculateScaling('jpg', 1024, 1024, 200,
           200, DownsampleStrategy.AT_LEAST)
-      let req = (reqSize.targetWidth < 1024 && reqSize.targetHeight < 1024)
+      let req = (reqSize.width < 1024 && reqSize.height < 1024)
       expect(req).assertEqual(true);
     })
 
   })
-}
+}
\ No newline at end of file
diff --git a/entry/src/ohosTest/ets/test/SendableData.test.ets b/entry/src/ohosTest/ets/test/SendableData.test.ets
deleted file mode 100644
index e98f65d..0000000
--- a/entry/src/ohosTest/ets/test/SendableData.test.ets
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
- * Copyright (C) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-import { describe, beforeAll, beforeEach, afterEach, afterAll, it, expect } from '@ohos/hypium'
-import { SendableData } from '@ohos/imageknife/src/main/ets/components/imageknife/SendableData'
-
-export default function SendableDataTest() {
-  describe('SendableDataTest',  ()=> {
-    // Defines a test suite. Two parameters are supported: test suite name and test suite function.
-    beforeAll( ()=> {
-      // Presets an action, which is performed only once before all test cases of the test suite start.
-      // This API supports only one parameter: preset action function.
-    })
-    beforeEach( ()=> {
-      // Presets an action, which is performed before each unit test case starts.
-      // The number of execution times is the same as the number of test cases defined by **it**.
-      // This API supports only one parameter: preset action function.
-    })
-    afterEach( ()=> {
-      // Presets a clear action, which is performed after each unit test case ends.
-      // The number of execution times is the same as the number of test cases defined by **it**.
-      // This API supports only one parameter: clear action function.
-    })
-    afterAll( ()=> {
-      // Presets a clear action, which is performed after all test cases of the test suite end.
-      // This API supports only one parameter: clear action function.
-    })
-    it('TestPlaceHolderCacheKey', 0, () => {
-      let value: string = "placeholderRegisterCacheKey";
-      let data: SendableData = new SendableData();
-      data.setPlaceHolderRegisterCacheKey(value);
-      expect(data.getPlaceHolderRegisterCacheKey()).assertEqual(value);
-    })
-    it('TestPlaceHolderMemoryCacheKey', 1, () => {
-      let value: string = "placeholderRegisterMemoryCacheKey";
-      let data: SendableData = new SendableData();
-      data.setPlaceHolderRegisterMemoryCacheKey(value);
-      expect(data.getPlaceHolderRegisterMemoryCacheKey()).assertEqual(value);
-    })
-  })
-}
\ No newline at end of file
diff --git a/entry/src/ohosTest/ets/test/customdatafetchclient.test.ets b/entry/src/ohosTest/ets/test/customdatafetchclient.test.ets
deleted file mode 100644
index 38109e7..0000000
--- a/entry/src/ohosTest/ets/test/customdatafetchclient.test.ets
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
- * Copyright (C) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-import { describe, beforeAll, beforeEach, afterEach, afterAll, it, expect } from '@ohos/hypium'
-import { DownloadClient } from '@ohos/imageknife/src/main/ets/components/imageknife/networkmanage/DownloadClient';
-import common from '@ohos.app.ability.common';
-import { GlobalContext } from '../testability/GlobalContext';
-import { CustomDataFetchClient, DataFetchResult, ImageKnifeGlobal, RequestOption } from '@ohos/imageknife';
-
-const BASE_COUNT: number = 2000;
-
-export default function CustomDataFetchClientTest() {
-  describe('CustomDataFetchClientTest', () => {
-    // Defines a test suite. Two parameters are supported: test suite name and test suite function.
-    beforeAll(() => {
-      // Presets an action, which is performed only once before all test cases of the test suite start.
-      // This API supports only one parameter: preset action function.
-    })
-    beforeEach(() => {
-      // Presets an action, which is performed before each unit test case starts.
-      // The number of execution times is the same as the number of test cases defined by **it**.
-      // This API supports only one parameter: preset action function.
-    })
-    afterEach(() => {
-      // Presets a clear action, which is performed after each unit test case ends.
-      // The number of execution times is the same as the number of test cases defined by **it**.
-      // This API supports only one parameter: clear action function.
-    })
-    afterAll(() => {
-      // Presets a clear action, which is performed after all test cases of the test suite end.
-      // This API supports only one parameter: clear action function.
-    })
-    it('TestIsLocalLoadSrc', 0, () => {
-      let path = 'invalid path';
-      let client = new DownloadClient()
-      expect(client.isLocalLoadSrc(undefined, path)).assertFalse();
-      let context: object | undefined = GlobalContext.getInstance().getObject("hapContext");
-      if (context != undefined) {
-        let loadSrc1 = (context as common.UIAbilityContext).filesDir + 'a.jpg';
-        let loadSrc2 = (context as common.UIAbilityContext).cacheDir + 'b.jpg';
-        expect(client.isLocalLoadSrc(context, loadSrc1)).assertTrue();
-        expect(client.isLocalLoadSrc(context, loadSrc2)).assertTrue();
-      }
-    })
-    it('TestLoadData', 1, async () => {
-      let client = new CustomDataFetchClient();
-      let request = new RequestOption();
-      request.loadSrc = $r('app.media.icon');
-      let error = (await client.loadData(request) as DataFetchResult).error as String;
-      expect(error).assertEqual('CustomDataFetchClient request or loadSrc error.');
-    })
-    it('TestLoadData_customGetImage', 2, async () => {
-      let client = new CustomDataFetchClient();
-      let request = new RequestOption();
-      request.loadSrc = 'http://e.hiphotos.baidu.com/image/pic/item/4e4a20a4462309f7e41f5cfe760e0cf3d6cad6ee.jpg';
-      request.customGetImage = (context: Context, src: string) => {
-        // 这里是模拟的customGetImage逻辑
-        return Promise.resolve(new DataFetchResult());
-      }
-      console.log('LXH', 'TestLoadData 2 --1 customGetImage is undefined ?' + (request.customGetImage == undefined));
-      let context: object | undefined = GlobalContext.getInstance().getObject("hapContext");
-      let result = await client.loadData(request);
-      if (context != undefined) {
-        console.log('LXH', 'TestLoadData 2 --2');
-        expect(typeof result)
-          .assertEqual(typeof (await request?.customGetImage(context as common.UIAbilityContext, request.loadSrc)));
-      }
-    })
-    it('TestLoadData_combineArrayBuffers', 3, () => {
-      // 创建几个ArrayBuffer作为测试数据
-      const arrayBuffer1 = new ArrayBuffer(4);
-      const uint8Array1 = new Uint8Array(arrayBuffer1);
-      uint8Array1[0] = 1;
-      uint8Array1[1] = 2;
-      uint8Array1[2] = 3;
-      uint8Array1[3] = 4;
-
-      const arrayBuffer2 = new ArrayBuffer(2);
-      const uint8Array2 = new Uint8Array(arrayBuffer2);
-      uint8Array2[0] = 5;
-      uint8Array2[1] = 6;
-      let client = new CustomDataFetchClient();
-      const combinedArrayBuffer = client.combineArrayBuffers([arrayBuffer1, arrayBuffer2]);
-      expect(combinedArrayBuffer.byteLength).assertEqual(6);
-      const combinedUint8Array = new Uint8Array(combinedArrayBuffer);
-      for (let i = 0; i < 4; i++) {
-        expect(combinedUint8Array[i]).assertEqual(uint8Array1[i]);
-      }
-      for (let i = 0; i < 2; i++) {
-        expect(combinedUint8Array[i + 4]).assertEqual(uint8Array2[i]);
-      }
-    });
-  })
-}
-
diff --git a/entry/src/ohosTest/ets/test/imageFormatAndSize.test.ets b/entry/src/ohosTest/ets/test/imageFormatAndSize.test.ets
index fea2a53..9b7b49e 100644
--- a/entry/src/ohosTest/ets/test/imageFormatAndSize.test.ets
+++ b/entry/src/ohosTest/ets/test/imageFormatAndSize.test.ets
@@ -49,9 +49,9 @@ export default function imageFormatAndSize() {
       let imageFormat: string = "";
       let url: string =
         "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/ed/v3/KMO4D6D2QGuVOCLX4AhOFA/ef51xAaLQuK7BsnuD9abog.jpg"
-      let imageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
+      let imageKnifeOption: ImageKnifeOption = {
         loadSrc: url,
-      })
+      }
       await new Promise<string>((resolve, reject) => {
         imageKnifeOption.onLoadListener = {
           onLoadSuccess: (data, imageknifeData) => {
diff --git a/entry/src/ohosTest/ets/test/loadCallBackData.test.ets b/entry/src/ohosTest/ets/test/loadCallBackData.test.ets
new file mode 100644
index 0000000..256159b
--- /dev/null
+++ b/entry/src/ohosTest/ets/test/loadCallBackData.test.ets
@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) 2024 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { describe, beforeAll, beforeEach, afterEach, afterAll, it, expect } from '@ohos/hypium';
+import {
+  ImageKnifeOption,
+  ImageKnife,
+  ImageKnifeRequest,
+  ImageKnifeRequestSource,
+  CacheStrategy
+} from "@ohos/imageknife"
+import { common } from '@kit.AbilityKit';
+
+export default function loadCallBackData() {
+  describe('loadCallBackData', () => {
+    // Defines a test suite. Two parameters are supported: test suite name and test suite function.
+    beforeAll(() => {
+      // Presets an action, which is performed only once before all test cases of the test suite start.
+      // This API supports only one parameter: preset action function.
+    });
+    beforeEach(() => {
+      // Presets an action, which is performed before each unit test case starts.
+      // The number of execution times is the same as the number of test cases defined by **it**.
+      // This API supports only one parameter: preset action function.
+    });
+    afterEach(() => {
+      // Presets a clear action, which is performed after each unit test case ends.
+      // The number of execution times is the same as the number of test cases defined by **it**.
+      // This API supports only one parameter: clear action function.
+    });
+    afterAll(() => {
+      // Presets a clear action, which is performed after all test cases of the test suite end.
+      // This API supports only one parameter: clear action function.
+    });
+    it('startAndSuccess-CallBack', 0, async () => {
+      let startCallBack: ESObject = undefined;
+      let successCallBack: ESObject = undefined;
+      let url: string =
+        "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/63/v3/qbe6NZkCQyGcITvdWoZBgg/Y-5U1z3GT_yaK8CBD3jkwg.jpg"
+      let imageKnifeOption: ImageKnifeOption = {
+        loadSrc: url,
+      }
+      await new Promise<string>((resolve, reject) => {
+        imageKnifeOption.onLoadListener = {
+          onLoadStart: (data) => {
+            startCallBack = data?.getImageKnifeData();
+          },
+          onLoadSuccess: (data, imageknifeData,req) => {
+            successCallBack = req?.getImageKnifeData();
+            resolve("")
+          },
+          onLoadFailed(err) {
+            reject(err)
+          }
+        }
+        let request = new ImageKnifeRequest(
+          imageKnifeOption,
+          imageKnifeOption.context !== undefined ? imageKnifeOption.context : getContext() as common.UIAbilityContext,
+          0,
+          0,
+          0,
+          {
+            showPixelMap(version: number, pixelMap: PixelMap | string) {
+            }
+          }
+        )
+        ImageKnife.getInstance().execute(request);
+      })
+      expect(startCallBack != undefined).assertTrue();
+      expect(successCallBack != undefined).assertTrue();
+    });
+    it('failed-CallBack', 0, async () => {
+      let failedCallBack: ESObject = undefined;
+      let url: string =
+        "https://contentcenter-drcn.dbankcdn.cn/pub_1/DevEcoSpace_1_900_9/163/v3/qbe6NZkCQyGcITvdWoZBgg/Y-5U1z3GT_yaK8CBD3jkwg.jpg"
+      let imageKnifeOption: ImageKnifeOption = {
+        loadSrc: url,
+      }
+      await new Promise<string>((resolve, reject) => {
+        imageKnifeOption.onLoadListener = {
+          onLoadStart: (data) => {
+          },
+          onLoadSuccess: (data, imageknifeData) => {
+          },
+          onLoadFailed(res,req) {
+            failedCallBack = req?.getImageKnifeData();
+            resolve(res)
+          }
+        }
+        let request = new ImageKnifeRequest(
+          imageKnifeOption,
+          imageKnifeOption.context !== undefined ? imageKnifeOption.context : getContext() as common.UIAbilityContext,
+          0,
+          0,
+          0,
+          {
+            showPixelMap(version: number, pixelMap: PixelMap | string) {
+            }
+          }
+        )
+        ImageKnife.getInstance().execute(request);
+      })
+      expect(failedCallBack != undefined).assertTrue();
+    });
+  });
+}
\ No newline at end of file
diff --git a/library/index.ets b/library/index.ets
index 058e860..6f44833 100644
--- a/library/index.ets
+++ b/library/index.ets
@@ -30,6 +30,8 @@ export { IEngineKey } from './src/main/ets/key/IEngineKey'
 
 export { ImageKnifeData , CacheStrategy , ImageKnifeRequestSource} from "./src/main/ets/model/ImageKnifeData"
 
+export { DownsampleStrategy } from './src/main/ets/downsampling/DownsampleStartegy'
+
 export { PixelMapTransformation } from './src/main/ets/transform/PixelMapTransformation'
 
 export { MultiTransTransformation } from './src/main/ets/transform/MultiTransTransformation'
@@ -67,5 +69,3 @@ export { CropTransformation } from './src/main/ets/transform/CropTransformation'
 export { MaskTransformation } from './src/main/ets/transform/MaskTransformation'
 
 export { SepiaTransformation } from './src/main/ets/transform/SepiaTransformation'
-
-export { DownsampleStrategy } from './src/main/ets/downsampling/DownsampleStartegy'
\ No newline at end of file
diff --git a/library/oh-package-lock.json5 b/library/oh-package-lock.json5
index 3245bae..e2f23b9 100644
--- a/library/oh-package-lock.json5
+++ b/library/oh-package-lock.json5
@@ -1,6 +1,19 @@
 {
+  "meta": {
+    "stableOrder": false
+  },
   "lockfileVersion": 3,
   "ATTENTION": "THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.",
-  "specifiers": {},
-  "packages": {}
+  "specifiers": {
+    "@ohos/gpu_transform@^1.0.2": "@ohos/gpu_transform@1.0.4"
+  },
+  "packages": {
+    "@ohos/gpu_transform@1.0.4": {
+      "name": "@ohos/gpu_transform",
+      "version": "1.0.4",
+      "integrity": "sha512-PrKlOK66kzObw/ANIzt55YMrOLLmtrhmAZIE2c/60GBoTl7+NLxONeHA2NsDZuiW+A0KnD4QylDYWH4/yo8T0w==",
+      "resolved": "https://ohpm.openharmony.cn/ohpm/@ohos/gpu_transform/-/gpu_transform-1.0.4.har",
+      "registryType": "ohpm"
+    }
+  }
 }
\ No newline at end of file
diff --git a/library/oh-package.json5 b/library/oh-package.json5
index ca33846..9fd6357 100644
--- a/library/oh-package.json5
+++ b/library/oh-package.json5
@@ -14,7 +14,7 @@
   "main": "index.ets",
   "repository": "https://gitee.com/openharmony-tpc/ImageKnife",
   "type": "module",
-  "version": "3.1.1-rc.0",
+  "version": "3.2.0-rc.2",
   "dependencies": {
     "@ohos/gpu_transform": "^1.0.2"
   },
diff --git a/library/src/main/ets/ImageKnife.ets b/library/src/main/ets/ImageKnife.ets
index 79c9fe6..50a4ef4 100644
--- a/library/src/main/ets/ImageKnife.ets
+++ b/library/src/main/ets/ImageKnife.ets
@@ -12,7 +12,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { ImageKnifeRequest } from './model/ImageKnifeRequest';
+import { ImageKnifeRequest, ImageKnifeRequestState } from './model/ImageKnifeRequest';
 import { CacheStrategy, ImageKnifeData, ImageKnifeRequestSource } from './model/ImageKnifeData';
 import { MemoryLruCache } from './cache/MemoryLruCache';
 import { IMemoryCache } from './cache/IMemoryCache'
@@ -38,7 +38,7 @@ export class ImageKnife {
   private _isRequestInSubThread: boolean = true;
   //定义全局网络请求header map
   headerMap: Map<string, Object> = new Map<string, Object>();
-  customGetImage: ((context: Context, src: string | PixelMap | Resource) => Promise<ArrayBuffer | undefined>) | undefined = undefined
+  customGetImage: ((context: Context, src: string | PixelMap | Resource,headers?: Record<string,Object>) => Promise<ArrayBuffer | undefined>) | undefined = undefined
   public static getInstance(): ImageKnife {
     if (!ImageKnife.instance) {
       ImageKnife.instance = new ImageKnife();
@@ -80,7 +80,15 @@ export class ImageKnife {
   public isFileCacheInit(): boolean {
     return this.fileCache === undefined ? false : this.fileCache.isFileCacheInit()
   }
-
+  /**
+   * 重新加载
+   */
+  reload(request: ImageKnifeRequest) {
+    if (request.requestState == ImageKnifeRequestState.ERROR) {
+      request.requestState = ImageKnifeRequestState.PROGRESS
+      ImageKnife.getInstance().execute(request)
+    }
+  }
   /**
    * 全局添加单个请求头header
    * @param key 请求头属性
@@ -137,8 +145,39 @@ export class ImageKnife {
     let key = this.getEngineKeyImpl().generateMemoryKey(imageKnifeOption.loadSrc, ImageKnifeRequestSource.SRC, imageKnifeOption);
     this.memoryCache.remove(key);
   }
-
-
+  /**
+   * 预加载
+   * @param loadSrc 图片地址url
+   * @returns 图片请求request
+   */
+  preload(loadSrc:string | ImageKnifeOption):ImageKnifeRequest{
+    let imageKnifeOption = new ImageKnifeOption()
+    if (typeof loadSrc == 'string') {
+      imageKnifeOption.loadSrc = loadSrc
+    } else {
+      imageKnifeOption = loadSrc;
+    }
+    let request = new ImageKnifeRequest(
+      imageKnifeOption,
+      imageKnifeOption.context !== undefined ? imageKnifeOption.context : getContext(this) as common.UIAbilityContext,
+      0,
+      0,
+      0,
+      {
+        showPixelMap(version: number, pixelMap: PixelMap | string) {
+        }
+      }
+    )
+    this.execute(request)
+    return request
+  }
+  /**
+   * 取消图片请求
+   * @param request 图片请求request
+   */
+  cancel(request:ImageKnifeRequest) {
+    request.requestState = ImageKnifeRequestState.DESTROY
+  }
   /**
    * 预加载图片到文件缓存
    * @param loadSrc 图片地址url
@@ -147,15 +186,15 @@ export class ImageKnife {
   preLoadCache(loadSrc: string | ImageKnifeOption): Promise<string> {
     return new Promise((resolve, reject) => {
       let imageKnifeOption = new ImageKnifeOption()
-      if (typeof loadSrc == "string") {
+      if (typeof loadSrc == 'string') {
         imageKnifeOption.loadSrc = loadSrc
       } else {
         imageKnifeOption = loadSrc;
       }
-      LogUtil.log("ImageKnife_DataTime_preLoadCache-imageKnifeOption:"+loadSrc)
+      LogUtil.log('ImageKnife_DataTime_preLoadCache-imageKnifeOption:'+loadSrc)
       let fileKey = this.getEngineKeyImpl().generateFileKey(imageKnifeOption.loadSrc, imageKnifeOption.signature)
       let cachePath = ImageKnife.getInstance().getFileCache().getFileToPath(fileKey)
-      if (cachePath == null || cachePath == "" || cachePath == undefined) {
+      if (cachePath == null || cachePath == '' || cachePath == undefined) {
         imageKnifeOption.onLoadListener = {
           onLoadSuccess(){
             resolve(ImageKnife.getInstance().getFileCache().getFileToPath(fileKey))
@@ -191,10 +230,10 @@ export class ImageKnife {
    */
   getCacheImage(loadSrc: string,
                 cacheType: CacheStrategy = CacheStrategy.Default, signature?: string): Promise<ImageKnifeData | undefined> {
-    let option: ImageKnifeOption = new ImageKnifeOption({
+    let option: ImageKnifeOption = {
       loadSrc: loadSrc,
       signature:signature
-    })
+    }
     let engineKeyImpl: IEngineKey = this.getEngineKeyImpl();
 
     return new Promise((resolve, reject) => {
@@ -218,7 +257,7 @@ export class ImageKnife {
    */
   putCacheImage(url: string, pixelMap: PixelMap, cacheType: CacheStrategy = CacheStrategy.Default, signature?: string) {
     let memoryKey = this.getEngineKeyImpl()
-      .generateMemoryKey(url, ImageKnifeRequestSource.SRC, new ImageKnifeOption({ loadSrc: url, signature: signature }));
+      .generateMemoryKey(url, ImageKnifeRequestSource.SRC, { loadSrc: url, signature: signature });
     let fileKey = this.getEngineKeyImpl().generateFileKey(url, signature);
     let imageKnifeData: ImageKnifeData = { source: pixelMap, imageWidth: 0, imageHeight: 0 };
     switch (cacheType) {
@@ -252,9 +291,9 @@ export class ImageKnife {
     if (url instanceof ImageKnifeOption) {
       imageKnifeOption = url;
     } else {
-      imageKnifeOption = new ImageKnifeOption({
+      imageKnifeOption = {
         loadSrc: url
-      });
+      };
     }
     let key = this.getEngineKeyImpl().generateFileKey(imageKnifeOption.loadSrc, imageKnifeOption.signature);
     if (this.fileCache !== undefined) {
@@ -278,14 +317,14 @@ export class ImageKnife {
   }
 
   loadFromMemoryCache(key: string): ImageKnifeData | undefined {
-    if (key !== "") {
+    if (key !== '') {
       return this.memoryCache.get(key)
     }
     return undefined
   }
 
   saveMemoryCache(key: string, data: ImageKnifeData): void {
-    if (key !== "") {
+    if (key !== '') {
       this.memoryCache.put(key, data)
     }
   }
@@ -307,7 +346,7 @@ export class ImageKnife {
    * @param cacheType
    * @returns
    */
-  getCacheUpperLimit(cacheType?: CacheStrategy): number | undefined {
+  getCacheLimitSize(cacheType?: CacheStrategy): number | undefined {
     if (cacheType == undefined || cacheType == CacheStrategy.Default) {
       cacheType = CacheStrategy.Memory;
     }
@@ -317,7 +356,7 @@ export class ImageKnife {
       if (this.isFileCacheInit()) {
         return this.fileCache?.maxMemory;
       } else {
-        throw new Error("the disk cache not init");
+        throw new Error('the disk cache not init');
       }
     }
   }
@@ -327,7 +366,7 @@ export class ImageKnife {
    * @param cacheType
    * @returns
    */
-  getCurrentPicturesNum(cacheType: CacheStrategy): number | undefined {
+  getCurrentCacheNum(cacheType: CacheStrategy): number | undefined {
     if (cacheType == undefined || cacheType == CacheStrategy.Default) {
       cacheType = CacheStrategy.Memory;
     }
@@ -337,7 +376,7 @@ export class ImageKnife {
       if (this.isFileCacheInit()) {
         return this.fileCache?.size();
       } else {
-        throw new Error("the disk cache not init");
+        throw new Error('the disk cache not init');
       }
     }
   }
@@ -357,12 +396,11 @@ export class ImageKnife {
       if (this.isFileCacheInit()) {
         return this.fileCache?.currentMemory;
       } else {
-        throw new Error("the disk cache not init");
+        throw new Error('the disk cache not init');
       }
     }
   }
 
-
   private pixelMapToArrayBuffer(pixelMap: PixelMap): ArrayBuffer {
     let imageInfo = pixelMap.getImageInfoSync();
     let readBuffer: ArrayBuffer = new ArrayBuffer(imageInfo.size.height * imageInfo.size.width * 4);
@@ -386,7 +424,7 @@ export class ImageKnife {
       if (typeValue === 'gif' || typeValue === 'webp') {
         let base64Help = new util.Base64Helper()
 
-        let base64str = "data:image/" + typeValue + ";base64," + base64Help.encodeToStringSync(new Uint8Array(buffer))
+        let base64str = 'data:image/' + typeValue + ';base64,' + base64Help.encodeToStringSync(new Uint8Array(buffer))
         onComplete({
           source: base64str,
           imageWidth: 0,
@@ -425,12 +463,12 @@ export class ImageKnife {
   }
 
   async execute(request: ImageKnifeRequest,isAnimator?: boolean): Promise<void> {
-    LogUtil.log("ImageKnife_DataTime_execute.start:"+request.imageKnifeOption.loadSrc)
+    LogUtil.log('ImageKnife_DataTime_execute.start:'+request.imageKnifeOption.loadSrc)
     if (this.headerMap.size > 0) {
       request.addHeaderMap(this.headerMap)
     }
     this.dispatcher.enqueue(request,isAnimator)
-    LogUtil.log("ImageKnife_DataTime_execute.end:"+request.imageKnifeOption.loadSrc)
+    LogUtil.log('ImageKnife_DataTime_execute.end:'+request.imageKnifeOption.loadSrc)
   }
 
   setEngineKeyImpl(impl: IEngineKey): void {
@@ -444,10 +482,10 @@ export class ImageKnife {
    * 全局设置自定义下载
    * @param customGetImage 自定义请求函数
    */
-  setCustomGetImage(customGetImage?: (context: Context, src: string | PixelMap | Resource) => Promise<ArrayBuffer | undefined>) {
+  setCustomGetImage(customGetImage?: (context: Context, src: string | PixelMap | Resource,headers?: Record<string,Object>) => Promise<ArrayBuffer | undefined>) {
     this.customGetImage = customGetImage
   }
-  getCustomGetImage(): undefined | ((context: Context, src: string | PixelMap | Resource) => Promise<ArrayBuffer | undefined>){
+  getCustomGetImage(): undefined | ((context: Context, src: string | PixelMap | Resource,headers?: Record<string,Object>) => Promise<ArrayBuffer | undefined>){
     return this.customGetImage
   }
 }
\ No newline at end of file
diff --git a/library/src/main/ets/ImageKnifeDispatcher.ets b/library/src/main/ets/ImageKnifeDispatcher.ets
index e2e1466..c95f54d 100644
--- a/library/src/main/ets/ImageKnifeDispatcher.ets
+++ b/library/src/main/ets/ImageKnifeDispatcher.ets
@@ -19,10 +19,10 @@ import List from '@ohos.util.List';
 import LightWeightMap from '@ohos.util.LightWeightMap';
 import { LogUtil } from './utils/LogUtil';
 import { ImageKnife } from './ImageKnife';
-import { ImageKnifeData, CacheStrategy } from './model/ImageKnifeData';
+import { ImageKnifeData, CacheStrategy, TimeInfo, ErrorInfo } from './model/ImageKnifeData';
 import image from '@ohos.multimedia.image';
 import emitter from '@ohos.events.emitter';
-import { Constants } from './utils/Constants';
+import { Constants, LoadPhase, LoadPixelMapCode } from './utils/Constants';
 import taskpool from '@ohos.taskpool';
 import { FileTypeUtil } from './utils/FileTypeUtil';
 import { IEngineKey } from './key/IEngineKey';
@@ -49,8 +49,9 @@ export class ImageKnifeDispatcher {
   private engineKey: IEngineKey = new DefaultEngineKey();
 
   showFromMemomry(request: ImageKnifeRequest, imageSrc: string | PixelMap | Resource, requestSource: ImageKnifeRequestSource,isAnimator?: boolean): boolean {
-    LogUtil.log("ImageKnife_DataTime_showFromMemomry.start:" + request.imageKnifeOption.loadSrc + "requestSource=" + requestSource + " isAnimator=" + isAnimator)
+    LogUtil.log('ImageKnife_DataTime_showFromMemomry.start:' + request.imageKnifeOption.loadSrc + 'requestSource=' + requestSource + ' isAnimator=' + isAnimator)
     let memoryCache: ImageKnifeData | undefined;
+    let memoryCheckStartTime = Date.now();
     if ((typeof (request.imageKnifeOption.loadSrc as image.PixelMap).isEditable) == 'boolean') {
       memoryCache = {
         source: request.imageKnifeOption.loadSrc as image.PixelMap,
@@ -62,38 +63,100 @@ export class ImageKnifeDispatcher {
         .loadFromMemoryCache(this.engineKey.generateMemoryKey(imageSrc, requestSource, request.imageKnifeOption,isAnimator));
     }
 
+    //记录ImageKnifeRequestSource.SRC 开始内存检查的时间点
+    if (requestSource == ImageKnifeRequestSource.SRC && request.getImageKnifeData()) {
+      let timeInfo = request.getImageKnifeData()?.timeInfo
+      if (timeInfo) {
+        timeInfo.memoryCheckStartTime = memoryCheckStartTime;
+        timeInfo.memoryCheckEndTime = Date.now();
+        //设置请求结束的时间点
+        if (memoryCache !== undefined) {
+          timeInfo.requestEndTime = Date.now();
+        }
+      }
+    }
+
     if (memoryCache !== undefined) {
       // 画主图
       if (request.requestState === ImageKnifeRequestState.PROGRESS) {
         // 回调请求开始
         if (requestSource === ImageKnifeRequestSource.SRC && request.imageKnifeOption.onLoadListener?.onLoadStart !== undefined) {
-          request.imageKnifeOption.onLoadListener.onLoadStart()
-          LogUtil.log("ImageKnife_DataTime_MemoryCache_onLoadStart:" + request.imageKnifeOption.loadSrc)
+          request.imageKnifeOption.onLoadListener.onLoadStart(request)
+          LogUtil.log('ImageKnife_DataTime_MemoryCache_onLoadStart:' + request.imageKnifeOption.loadSrc)
         }
-        LogUtil.log("ImageKnife_DataTime_MemoryCache_showPixelMap.start:" + request.imageKnifeOption.loadSrc)
-        request.ImageKnifeRequestCallback?.showPixelMap(request.componentVersion, memoryCache.source, requestSource,memoryCache.imageAnimator)
-        LogUtil.log("ImageKnife_DataTime_MemoryCache_showPixelMap.end:" + request.imageKnifeOption.loadSrc)
+        LogUtil.log('ImageKnife_DataTime_MemoryCache_showPixelMap.start:' + request.imageKnifeOption.loadSrc)
+        request.ImageKnifeRequestCallback?.showPixelMap(request.componentVersion, memoryCache.source,
+          { width: memoryCache.imageWidth, height: memoryCache.imageHeight }, requestSource, memoryCache.imageAnimator)
+        LogUtil.log('ImageKnife_DataTime_MemoryCache_showPixelMap.end:' + request.imageKnifeOption.loadSrc)
 
         if (requestSource == ImageKnifeRequestSource.SRC) {
           request.requestState = ImageKnifeRequestState.COMPLETE
           // 回调请求开结束
           if (request.imageKnifeOption.onLoadListener?.onLoadSuccess !== undefined) {
-            request.imageKnifeOption.onLoadListener.onLoadSuccess(memoryCache.source,memoryCache)
-            LogUtil.log("ImageKnife_DataTime_MemoryCache_onLoadSuccess:" + request.imageKnifeOption.loadSrc)
+            this.copyMemoryCacheInfo(memoryCache, request.getImageKnifeData());
+            request.imageKnifeOption.onLoadListener.onLoadSuccess(memoryCache.source, memoryCache, request)
+            LogUtil.log('ImageKnife_DataTime_MemoryCache_onLoadSuccess:' + request.imageKnifeOption.loadSrc)
           }
         } else if (requestSource == ImageKnifeRequestSource.ERROR_HOLDER) {
           request.requestState = ImageKnifeRequestState.ERROR
         }
       }
-      LogUtil.log("ImageKnife_DataTime_showFromMemomry.end_hasmemory:" + request.imageKnifeOption.loadSrc)
+      LogUtil.log('ImageKnife_DataTime_showFromMemomry.end_hasmemory:' + request.imageKnifeOption.loadSrc)
       return true
     }
-    LogUtil.log("ImageKnife_DataTime_showFromMemomry.end_nomemory:" + request.imageKnifeOption.loadSrc)
+    LogUtil.log('ImageKnife_DataTime_showFromMemomry.end_nomemory:' + request.imageKnifeOption.loadSrc)
     return false
   }
 
+  private copyMemoryCacheInfo(memoryCache: ImageKnifeData | undefined, target: ImageKnifeData | undefined) {
+    if (!memoryCache || !target) {
+      return;
+    }
+    target.source = memoryCache.source;
+    target.imageWidth = memoryCache.imageWidth;
+    target.imageHeight = memoryCache.imageHeight;
+    target.type = memoryCache.type;
+    target.imageAnimator = memoryCache.imageAnimator;
+  }
+
+  private assembleImageKnifeData(beforeCallData: ImageKnifeData | undefined, afterCallData: ImageKnifeData | undefined, req: ImageKnifeRequest) {
+    if (!beforeCallData || !afterCallData || !req) {
+      return;
+    }
+    //设置图片开始加载时间及其缓存检查时间点
+    if (beforeCallData.timeInfo) {
+      if (afterCallData.timeInfo) {
+        afterCallData.timeInfo.requestStartTime = beforeCallData.timeInfo.requestStartTime;
+        afterCallData.timeInfo.memoryCheckStartTime = beforeCallData.timeInfo.memoryCheckStartTime;
+        afterCallData.timeInfo.memoryCheckEndTime = beforeCallData.timeInfo.memoryCheckEndTime;
+      }
+    }
+    req.setImageKnifeData(afterCallData);
+  }
+
+  private initCallData(request: ImageKnifeRequest) {
+    if (!request) {
+      return
+    }
+    //图片加载信息回调数据
+    let callBackData: ImageKnifeData = {
+      source: '',
+      imageWidth: 0,
+      imageHeight: 0,
+    };
+
+    //图片加载信息回调数据时间点
+    let callBackTimeInfo: TimeInfo = {};
+    callBackTimeInfo.requestStartTime = Date.now();
+    callBackData.timeInfo = callBackTimeInfo;
+
+    //跟隨請求保存回調信息點
+    request.setImageKnifeData(callBackData);
+  }
 
   enqueue(request: ImageKnifeRequest,isAnimator?: boolean): void {
+    //初始化加载回调信息
+    this.initCallData(request);
     //1.内存有的话直接渲染
     if (this.showFromMemomry(request, request.imageKnifeOption.loadSrc, ImageKnifeRequestSource.SRC,isAnimator)) {
       return
@@ -105,7 +168,7 @@ export class ImageKnifeDispatcher {
       }
     }
     //3.判断是否要排队
-    if (this.executingJobMap.length > this.maxRequests) {
+    if (this.executingJobMap.length >= this.maxRequests) {
       this.jobQueue.add(request)
       return
     }
@@ -113,7 +176,7 @@ export class ImageKnifeDispatcher {
   }
 
   executeJob(request: ImageKnifeRequest,isAnimator?: boolean): void {
-    LogUtil.log("ImageKnife_DataTime_executeJob.start:" + request.imageKnifeOption.loadSrc)
+    LogUtil.log('ImageKnife_DataTime_executeJob.start:' + request.imageKnifeOption.loadSrc)
     // 加载占位符
     if (request.imageKnifeOption.placeholderSrc !== undefined && request.drawPlayHolderSuccess == false) {
       this.getAndShowImage(request, request.imageKnifeOption.placeholderSrc, ImageKnifeRequestSource.PLACE_HOLDER)
@@ -121,14 +184,19 @@ export class ImageKnifeDispatcher {
 
     // 加载主图
     this.getAndShowImage(request, request.imageKnifeOption.loadSrc, ImageKnifeRequestSource.SRC,isAnimator)
-    LogUtil.log("ImageKnife_DataTime_executeJob.end:" + request.imageKnifeOption.loadSrc)
+    LogUtil.log('ImageKnife_DataTime_executeJob.end:' + request.imageKnifeOption.loadSrc)
   }
 
   /**
    * 获取和显示图片
    */
   getAndShowImage(currentRequest: ImageKnifeRequest, imageSrc: string | PixelMap | Resource, requestSource: ImageKnifeRequestSource,isAnimator?: boolean): void {
-    LogUtil.log("ImageKnife_DataTime_getAndShowImage.start:" + currentRequest.imageKnifeOption.loadSrc)
+    LogUtil.log('ImageKnife_DataTime_getAndShowImage.start:' + currentRequest.imageKnifeOption.loadSrc)
+    if (requestSource === ImageKnifeRequestSource.SRC && currentRequest.imageKnifeOption.onLoadListener?.onLoadStart !== undefined) {
+      currentRequest.imageKnifeOption.onLoadListener?.onLoadStart(currentRequest)
+      LogUtil.log('ImageKnife_DataTime_getAndShowImage_onLoadStart:' + currentRequest.imageKnifeOption.loadSrc)
+    }
+
     let memoryKey: string = this.engineKey.generateMemoryKey(imageSrc, requestSource, currentRequest.imageKnifeOption,isAnimator)
     let requestList: List<ImageKnifeRequestWithSource> | undefined = this.executingJobMap.get(memoryKey)
     if (requestList == undefined) {
@@ -141,27 +209,30 @@ export class ImageKnifeDispatcher {
     }
 
     let isWatchProgress : boolean = false
+    if (currentRequest.imageKnifeOption.progressListener !== undefined && requestSource === ImageKnifeRequestSource.SRC) {
+      isWatchProgress = true
+    }
 
     // 回调请求开始
     requestList.forEach((requestWithSource: ImageKnifeRequestWithSource) => {
       if (requestWithSource.source === ImageKnifeRequestSource.SRC && requestWithSource.request.imageKnifeOption.onLoadListener?.onLoadStart !== undefined) {
-        requestWithSource.request.imageKnifeOption.onLoadListener?.onLoadStart()
-        LogUtil.log("ImageKnife_DataTime_getAndShowImage_onLoadStart:" + currentRequest.imageKnifeOption.loadSrc)
+        requestWithSource.request.imageKnifeOption.onLoadListener?.onLoadStart(requestWithSource.request)
+        LogUtil.log('ImageKnife_DataTime_getAndShowImage_onLoadStart:' + currentRequest.imageKnifeOption.loadSrc)
       }
       if (requestWithSource.request.imageKnifeOption.progressListener !== undefined && requestWithSource.source === ImageKnifeRequestSource.SRC) {
         isWatchProgress = true
       }
     });
-    let src: string | number = ""
-    let moduleName: string = ""
-    let resName: string = ""
+    let src: string | number = ''
+    let moduleName: string = ''
+    let resName: string = ''
     if((imageSrc as Resource).id != undefined) {
       moduleName = (imageSrc as Resource).moduleName
       src = (imageSrc as Resource).id
       if(src == -1) {
         resName = (imageSrc as Resource).params![0]
       }
-    } else if(typeof imageSrc == "string") {
+    } else if(typeof imageSrc == 'string') {
       src = imageSrc
     }
     let request: RequestJobRequest = {
@@ -183,38 +254,44 @@ export class ImageKnifeDispatcher {
       memoryKey: memoryKey,
       fileCacheFolder: ImageKnife.getInstance().getFileCache()?.getCacheFolder(),
       isAnimator:isAnimator,
-      moduleName: moduleName == "" ? undefined : moduleName,
-      resName: resName == "" ? undefined : resName,
+      moduleName: moduleName == '' ? undefined : moduleName,
+      resName: resName == '' ? undefined : resName,
+      caPath: currentRequest.imageKnifeOption.caPath,
       targetWidth: currentRequest.componentWidth,
       targetHeight: currentRequest.componentHeight,
-      downsampType: currentRequest.imageKnifeOption.downsampleOf==undefined?DownsampleStrategy.NONE:currentRequest.imageKnifeOption.downsampleOf,
+      downsampType: currentRequest.imageKnifeOption.downsampleOf == undefined ? DownsampleStrategy.NONE : currentRequest.imageKnifeOption.downsampleOf
     }
 
     if(request.customGetImage == undefined) {
       request.customGetImage = ImageKnife.getInstance().getCustomGetImage()
     }
+    emitter.on(Constants.CALLBACK_EMITTER + memoryKey,(data)=>{
+      emitter.off(Constants.CALLBACK_EMITTER + memoryKey)
+      let res = data?.data?.value as RequestJobResult | undefined
+      this.doTaskCallback(res, requestList!, currentRequest, memoryKey, imageSrc, requestSource,isAnimator);
+      if (isWatchProgress){
+        emitter.off(Constants.PROGRESS_EMITTER + memoryKey)
+      }
+      LogUtil.log('ImageKnife_DataTime_getAndShowImage_execute.end:'+currentRequest.imageKnifeOption.loadSrc)
+      LogUtil.log('ImageKnife_DataTime_getAndShowImage.end:'+currentRequest.imageKnifeOption.loadSrc)
+    })
     if (ImageKnife.getInstance().isRequestInSubThread){
       // 启动线程下载和解码主图
-      LogUtil.log("ImageKnife_DataTime_getAndShowImage_Task.start:" + currentRequest.imageKnifeOption.loadSrc)
+      LogUtil.log('ImageKnife_DataTime_getAndShowImage_Task.start:' + currentRequest.imageKnifeOption.loadSrc)
       let task = new taskpool.Task(requestJob, request)
-      LogUtil.log("ImageKnife_DataTime_getAndShowImage_Task.end:" + currentRequest.imageKnifeOption.loadSrc)
+      LogUtil.log('ImageKnife_DataTime_getAndShowImage_Task.end:' + currentRequest.imageKnifeOption.loadSrc)
       if (isWatchProgress){
         emitter.on(Constants.PROGRESS_EMITTER + memoryKey, (data) => {
           this.progressCallBack(requestList! , data?.data?.value as number)
         });
       }
 
-      LogUtil.log("ImageKnife_DataTime_getAndShowImage_execute.start(subthread):" + currentRequest.imageKnifeOption.loadSrc)
+      LogUtil.log('ImageKnife_DataTime_getAndShowImage_execute.start(subthread):' + currentRequest.imageKnifeOption.loadSrc)
       taskpool.execute(task).then((res: Object) => {
-        this.doTaskCallback(res as RequestJobResult | undefined, requestList!, currentRequest, memoryKey, imageSrc, requestSource,isAnimator);
-        if (isWatchProgress){
-          emitter.off(Constants.PROGRESS_EMITTER + memoryKey)
-        }
-        LogUtil.log("ImageKnife_DataTime_getAndShowImage_execute.end:"+currentRequest.imageKnifeOption.loadSrc)
-        LogUtil.log("ImageKnife_DataTime_getAndShowImage.end:"+currentRequest.imageKnifeOption.loadSrc)
       }).catch((err: BusinessError) => {
-        LogUtil.error("Fail to requestJob in sub thread src=" + imageSrc + " err=" + err)
-        LogUtil.log("ImageKnife_DataTime_getAndShowImage.end:" + currentRequest.imageKnifeOption.loadSrc)
+        emitter.off(Constants.CALLBACK_EMITTER + memoryKey)
+        LogUtil.error('Fail to requestJob in sub thread src=' + imageSrc + ' err=' + err)
+        LogUtil.log('ImageKnife_DataTime_getAndShowImage.end:' + currentRequest.imageKnifeOption.loadSrc)
         if (isWatchProgress){
           emitter.off(Constants.PROGRESS_EMITTER + memoryKey)
         }
@@ -222,14 +299,12 @@ export class ImageKnifeDispatcher {
         this.dispatchNextJob();
       })
     } else { //主线程请求
-      LogUtil.log("ImageKnife_DataTime_getAndShowImage_execute.start(mainthread):" + currentRequest.imageKnifeOption.loadSrc)
-      requestJob(request, requestList).then((res: RequestJobResult | undefined) => {
-        this.doTaskCallback(res, requestList!, currentRequest, memoryKey, imageSrc, requestSource,isAnimator);
-        LogUtil.log("ImageKnife_DataTime_getAndShowImage_execute.end:"+currentRequest.imageKnifeOption.loadSrc)
-        LogUtil.log("ImageKnife_DataTime_getAndShowImage.end:"+currentRequest.imageKnifeOption.loadSrc)
+      LogUtil.log('ImageKnife_DataTime_getAndShowImage_execute.start(mainthread):' + currentRequest.imageKnifeOption.loadSrc)
+      requestJob(request, requestList).then(() => {
       }).catch((err: BusinessError) => {
-        LogUtil.error("Fail to requestJob in main thread src=" + imageSrc + " err=" + err)
-        LogUtil.log("ImageKnife_DataTime_getAndShowImage.end:" + currentRequest.imageKnifeOption.loadSrc)
+        emitter.off(Constants.CALLBACK_EMITTER + memoryKey)
+        LogUtil.error('Fail to requestJob in main thread src=' + imageSrc + ' err=' + err)
+        LogUtil.log('ImageKnife_DataTime_getAndShowImage.end:' + currentRequest.imageKnifeOption.loadSrc)
         this.executingJobMap.remove(memoryKey);
         this.dispatchNextJob();
       })
@@ -252,20 +327,27 @@ export class ImageKnifeDispatcher {
 
   private doTaskCallback(requestJobResult: RequestJobResult | undefined, requestList: List<ImageKnifeRequestWithSource> ,
     currentRequest: ImageKnifeRequest, memoryKey: string, imageSrc: string | PixelMap | Resource, requestSource: ImageKnifeRequestSource,isAnimator?: boolean):void {
-    LogUtil.log("ImageKnife_DataTime_getAndShowImage_CallBack.start:"+currentRequest.imageKnifeOption.loadSrc)
+    LogUtil.log('ImageKnife_DataTime_getAndShowImage_CallBack.start:'+currentRequest.imageKnifeOption.loadSrc)
     if (requestJobResult === undefined){
       return
     }
+
+    //设置请求结束的时间
+    if (requestJobResult.imageKnifeData && requestJobResult.imageKnifeData.timeInfo) {
+      requestJobResult.imageKnifeData.timeInfo.requestEndTime = Date.now();
+    }
+
     let pixelmap = requestJobResult.pixelMap;
     if (pixelmap === undefined) {
-      LogUtil.log("ImageKnife_DataTime_getAndShowImage_CallBack.pixelmap undefined:"+currentRequest.imageKnifeOption.loadSrc)
+      LogUtil.log('ImageKnife_DataTime_getAndShowImage_CallBack.pixelmap undefined:'+currentRequest.imageKnifeOption.loadSrc)
       requestList.forEach((requestWithSource: ImageKnifeRequestWithSource) => {
         // 回调请求失败
         if (requestWithSource.source === ImageKnifeRequestSource.SRC &&
           requestWithSource.request.imageKnifeOption.onLoadListener?.onLoadFailed !== undefined &&
         requestJobResult.loadFail) {
-          requestWithSource.request.imageKnifeOption.onLoadListener.onLoadFailed(requestJobResult.loadFail);
-          LogUtil.log("ImageKnife_DataTime_getAndShowImage_onLoadFailed:"+currentRequest.imageKnifeOption.loadSrc)
+          this.assembleImageKnifeData(requestWithSource.request.getImageKnifeData(), requestJobResult.imageKnifeData, requestWithSource.request)
+          requestWithSource.request.imageKnifeOption.onLoadListener.onLoadFailed(requestJobResult.loadFail,requestWithSource.request);
+          LogUtil.log('ImageKnife_DataTime_getAndShowImage_onLoadFailed:'+currentRequest.imageKnifeOption.loadSrc)
         }
         if (requestWithSource.source === ImageKnifeRequestSource.SRC &&
           requestWithSource.request.imageKnifeOption.errorholderSrc !== undefined) {
@@ -283,17 +365,24 @@ export class ImageKnifeDispatcher {
     }
     // 保存文件缓存
     if (requestJobResult.bufferSize > 0 && currentRequest.imageKnifeOption.writeCacheStrategy !== CacheStrategy.Memory) {
-      LogUtil.log("ImageKnife_DataTime_getAndShowImage_saveWithoutWriteFile.start:"+currentRequest.imageKnifeOption.loadSrc)
+      LogUtil.log('ImageKnife_DataTime_getAndShowImage_saveWithoutWriteFile.start:'+currentRequest.imageKnifeOption.loadSrc)
       ImageKnife.getInstance().saveWithoutWriteFile(requestJobResult.fileKey, requestJobResult.bufferSize);
-      LogUtil.log("ImageKnife_DataTime_getAndShowImage_saveWithoutWriteFile.end:"+currentRequest.imageKnifeOption.loadSrc)
+      LogUtil.log('ImageKnife_DataTime_getAndShowImage_saveWithoutWriteFile.end:'+currentRequest.imageKnifeOption.loadSrc)
+    }
+
+    let imageKnifeData: ImageKnifeData;
+    if (!requestJobResult.imageKnifeData) {
+      imageKnifeData = {
+        source: pixelmap!,
+        imageWidth: requestJobResult.size == undefined ? 0 : requestJobResult.size.width,
+        imageHeight: requestJobResult.size == undefined ? 0 : requestJobResult.size.height,
+        type: requestJobResult.type,
+      };
+    } else {
+      imageKnifeData = requestJobResult.imageKnifeData;
+      imageKnifeData.source = pixelmap!;
     }
 
-    let ImageKnifeData: ImageKnifeData = {
-      source: pixelmap!,
-      imageWidth: requestJobResult.size == undefined ? 0 : requestJobResult.size.width,
-      imageHeight: requestJobResult.size == undefined ? 0 : requestJobResult.size.height,
-      type:requestJobResult.type
-    };
     if(requestJobResult.pixelMapList != undefined) {
       let imageAnimator: Array<ImageFrameInfo> = []
       requestJobResult.pixelMapList.forEach((item,index)=>{
@@ -302,15 +391,25 @@ export class ImageKnifeDispatcher {
           duration:requestJobResult.delayList![index]
         })
       })
-      ImageKnifeData.imageAnimator = imageAnimator
+      imageKnifeData.imageAnimator = imageAnimator
     }
+
+    //构建缓存保存的ImageKnifeData
+    let saveCacheImageData: ImageKnifeData = {
+      source: pixelmap!,
+      imageWidth: requestJobResult.size == undefined ? 0 : requestJobResult.size.width,
+      imageHeight: requestJobResult.size == undefined ? 0 : requestJobResult.size.height,
+      type: requestJobResult.type,
+      imageAnimator: imageKnifeData.imageAnimator
+    }
+
     // 保存内存缓存
     if (currentRequest.imageKnifeOption.writeCacheStrategy !== CacheStrategy.File) {
-      LogUtil.log("ImageKnife_DataTime_getAndShowImage_saveMemoryCache.start:"+currentRequest.imageKnifeOption.loadSrc)
+      LogUtil.log('ImageKnife_DataTime_getAndShowImage_saveMemoryCache.start:'+currentRequest.imageKnifeOption.loadSrc)
       ImageKnife.getInstance()
         .saveMemoryCache(this.engineKey.generateMemoryKey(imageSrc, requestSource, currentRequest.imageKnifeOption,isAnimator),
-          ImageKnifeData);
-      LogUtil.log("ImageKnife_DataTime_getAndShowImage_saveMemoryCache.end:"+currentRequest.imageKnifeOption.loadSrc)
+          saveCacheImageData);
+      LogUtil.log('ImageKnife_DataTime_getAndShowImage_saveMemoryCache.end:'+currentRequest.imageKnifeOption.loadSrc)
     }
     if (requestList !== undefined) {
       // key相同的request，一起绘制
@@ -321,10 +420,11 @@ export class ImageKnifeDispatcher {
             requestWithSource.source === ImageKnifeRequestSource.ERROR_HOLDER
             || (requestWithSource.source === ImageKnifeRequestSource.PLACE_HOLDER &&
               requestWithSource.request.requestState === ImageKnifeRequestState.PROGRESS)) {
-            LogUtil.log("ImageKnife_DataTime_getAndShowImage_showPixelMap.start:"+currentRequest.imageKnifeOption.loadSrc)
+            LogUtil.log('ImageKnife_DataTime_getAndShowImage_showPixelMap.start:'+currentRequest.imageKnifeOption.loadSrc)
             requestWithSource.request.ImageKnifeRequestCallback.showPixelMap(requestWithSource.request.componentVersion,
-              ImageKnifeData.source, requestWithSource.source,ImageKnifeData.imageAnimator);
-            LogUtil.log("ImageKnife_DataTime_getAndShowImage_showPixelMap.end:"+currentRequest.imageKnifeOption.loadSrc)
+              imageKnifeData.source, { width: imageKnifeData.imageWidth, height: imageKnifeData.imageHeight },
+              requestWithSource.source, imageKnifeData.imageAnimator);
+            LogUtil.log('ImageKnife_DataTime_getAndShowImage_showPixelMap.end:'+currentRequest.imageKnifeOption.loadSrc)
           }
 
           if (requestWithSource.source == ImageKnifeRequestSource.SRC) {
@@ -332,8 +432,10 @@ export class ImageKnifeDispatcher {
             if (requestWithSource.request.imageKnifeOption.onLoadListener &&
             requestWithSource.request.imageKnifeOption.onLoadListener.onLoadSuccess) {
               // 回调请求成功
-              requestWithSource.request.imageKnifeOption.onLoadListener.onLoadSuccess(ImageKnifeData.source,ImageKnifeData);
-              LogUtil.log("ImageKnife_DataTime_getAndShowImage_onLoadSuccess:"+currentRequest.imageKnifeOption.loadSrc)
+              this.assembleImageKnifeData(requestWithSource.request.getImageKnifeData(), imageKnifeData,requestWithSource.request);
+              requestWithSource.request.imageKnifeOption.onLoadListener.onLoadSuccess(imageKnifeData.source,
+                saveCacheImageData, requestWithSource.request);
+              LogUtil.log('ImageKnife_DataTime_getAndShowImage_onLoadSuccess:'+currentRequest.imageKnifeOption.loadSrc)
             }
           } else if (requestWithSource.source == ImageKnifeRequestSource.ERROR_HOLDER) {
             requestWithSource.request.requestState = ImageKnifeRequestState.ERROR;
@@ -341,7 +443,19 @@ export class ImageKnifeDispatcher {
         } else {
           if (requestWithSource.source == ImageKnifeRequestSource.SRC && requestWithSource.request.imageKnifeOption.onLoadListener?.onLoadCancel) {
             // 回调请求成功
-            requestWithSource.request.imageKnifeOption.onLoadListener.onLoadCancel("component has destroyed")
+            // 回调请求成功
+            //设置失败回调的时间点
+            let callBackData = requestWithSource.request.getImageKnifeData();
+
+            if (requestJobResult.imageKnifeData && requestJobResult.imageKnifeData.timeInfo) {
+              requestJobResult.imageKnifeData.timeInfo.requestCancelTime = Date.now();
+              if (requestJobResult.imageKnifeData.errorInfo) {
+                requestJobResult.imageKnifeData.errorInfo.phase = LoadPhase.PHASE_WILL_SHOW;
+                requestJobResult.imageKnifeData.errorInfo.code = LoadPixelMapCode.IMAGE_LOAD_CANCEL_FAILED_CODE;
+              }
+            }
+            this.assembleImageKnifeData(callBackData,requestJobResult.imageKnifeData,requestWithSource.request)
+            requestWithSource.request.imageKnifeOption.onLoadListener.onLoadCancel('component has destroyed', requestWithSource.request)
           }
         }
       });
@@ -349,27 +463,39 @@ export class ImageKnifeDispatcher {
       this.executingJobMap.remove(memoryKey);
       this.dispatchNextJob();
     } else {
-      LogUtil.log("error: no requestlist need to draw for key = " + memoryKey);
+      LogUtil.log('error: no requestlist need to draw for key = ' + memoryKey);
     }
-    LogUtil.log("ImageKnife_DataTime_getAndShowImage_CallBack.end:"+currentRequest.imageKnifeOption.loadSrc)
+    LogUtil.log('ImageKnife_DataTime_getAndShowImage_CallBack.end:'+currentRequest.imageKnifeOption.loadSrc)
   }
 
 
   dispatchNextJob() {
-    LogUtil.log("ImageKnife_DataTime_dispatchNextJob.start")
+    LogUtil.log('ImageKnife_DataTime_dispatchNextJob.start')
     while (true) {
       let request = this.jobQueue.pop()
       if (request === undefined) {
-        LogUtil.log("ImageKnife_DataTime_dispatchNextJob.end:no any job")
+        LogUtil.log('ImageKnife_DataTime_dispatchNextJob.end:no any job')
         break // 队列已无任务
       }
       else if (request.requestState === ImageKnifeRequestState.PROGRESS) {
-        LogUtil.log("ImageKnife_DataTime_dispatchNextJob.start executeJob:" + request.imageKnifeOption.loadSrc)
+        LogUtil.log('ImageKnife_DataTime_dispatchNextJob.start executeJob:' + request.imageKnifeOption.loadSrc)
         this.executeJob(request)
-        LogUtil.log("ImageKnife_DataTime_dispatchNextJob.end executeJob:" + request.imageKnifeOption.loadSrc)
+        LogUtil.log('ImageKnife_DataTime_dispatchNextJob.end executeJob:' + request.imageKnifeOption.loadSrc)
         break
       }else if (request.requestState == ImageKnifeRequestState.DESTROY && request.imageKnifeOption.onLoadListener?.onLoadCancel) {
-        request.imageKnifeOption.onLoadListener.onLoadCancel("component has destroyed")
+        //构建回调错误信息
+        let callBackData = request.getImageKnifeData();
+        if (callBackData) {
+          let timeInfo: TimeInfo =  ImageKnifeLoader.getTimeInfo(callBackData)
+          timeInfo.requestCancelTime = Date.now();
+          timeInfo.requestEndTime = Date.now()
+          let errorInfo: ErrorInfo = {
+            phase: LoadPhase.PHASE_THREAD_QUEUE,
+            code: LoadPixelMapCode.IMAGE_LOAD_CANCEL_FAILED_CODE,
+          };
+          callBackData.errorInfo = errorInfo;
+        }
+        request.imageKnifeOption.onLoadListener.onLoadCancel('component has destroyed', request)
       }
     }
   }
@@ -396,44 +522,15 @@ export class ImageKnifeDispatcher {
  * @returns
  */
 @Concurrent
-async function requestJob(request: RequestJobRequest, requestList?: List<ImageKnifeRequestWithSource>): Promise<RequestJobResult | undefined> {
-  LogUtil.log("ImageKnife_DataTime_requestJob.start:" + request.src + " requestSource=" + request.requestSource)
-  let src = typeof request.src == "number" ? request.resName != undefined ? request.resName : request.src + "" : request.src
+async function requestJob(request: RequestJobRequest, requestList?: List<ImageKnifeRequestWithSource>) {
+  LogUtil.log('ImageKnife_DataTime_requestJob.start:' + request.src + ' requestSource=' + request.requestSource)
+  let src = typeof request.src == 'number' ? request.resName != undefined ? request.resName : request.src + '' : request.src
   // 生成文件缓存key
   let fileKey = request.engineKey.generateFileKey(src, request.signature, request.isAnimator)
 
   //获取图片资源
-  let resBuf: ArrayBuffer
-  try {
-    LogUtil.log("ImageKnife_DataTime_requestJob.getImageArrayBuffer.start:" + request.src)
-    resBuf = await ImageKnifeLoader.getImageArrayBuffer(request, requestList, fileKey)
-    LogUtil.log("ImageKnife_DataTime_requestJob.getImageArrayBuffer.end:" + request.src)
-  } catch (error) {
-    LogUtil.error("ImageKnife_DataTime_requestJob.end: getImageArrayBuffer error " + request.src + " err=" + error)
-    return ImageKnifeLoader.makeEmptyResult(error)
-  }
+  ImageKnifeLoader.execute(request,requestList,fileKey)
 
-  // 获取图片类型
-  let typeValue = new FileTypeUtil().getFileType(resBuf);
-  if(typeValue == null) {
-    LogUtil.log("ImageKnife_DataTime_requestJob.end: getFileType is null " + request.src)
-    return ImageKnifeLoader.makeEmptyResult("request is not a valid image source")
-  }
-
-  // 解析图片
-  LogUtil.log("ImageKnife_DataTime_requestJob.parseImage.start:" + request.src)
-  let result: RequestJobResult = await ImageKnifeLoader.parseImage(resBuf, typeValue, fileKey, request)
-  LogUtil.log("ImageKnife_DataTime_requestJob.parseImage.end:" + request.src)
-
-  // 图形变化
-  if (request.requestSource === ImageKnifeRequestSource.SRC && request.transformation !== undefined && result?.pixelMap !== undefined && typeof result.pixelMap !== 'string') {
-    LogUtil.log("ImageKnife_DataTime_requestJob.transform.start:" + request.src)
-    result.pixelMap = await request.transformation?.transform(request.context, result.pixelMap,  request.componentWidth, request.componentHeight);
-    LogUtil.log("ImageKnife_DataTime_requestJob.transform.end:" + request.src)
-  }
-
-  LogUtil.log("ImageKnife_DataTime_requestJob.end:" + request.src)
-  return result
 }
 
 
diff --git a/library/src/main/ets/ImageKnifeLoader.ets b/library/src/main/ets/ImageKnifeLoader.ets
index b00e5fb..34aff71 100644
--- a/library/src/main/ets/ImageKnifeLoader.ets
+++ b/library/src/main/ets/ImageKnifeLoader.ets
@@ -14,12 +14,16 @@
  */
 import {
   CacheStrategy,
+  DecodeImageInfo,
+  ErrorInfo,
+  ImageKnifeData,
   ImageKnifeRequestSource,
-  ImageKnifeRequestWithSource, RequestJobRequest } from './model/ImageKnifeData';
+  ImageKnifeRequestWithSource, RequestJobRequest,
+  TimeInfo } from './model/ImageKnifeData';
 import List from '@ohos.util.List'
 import { FileCache } from './cache/FileCache';
 import { LogUtil } from './utils/LogUtil';
-import { Constants } from './utils/Constants';
+import { Constants, LoadPhase, LoadPixelMapCode } from './utils/Constants';
 import http from '@ohos.net.http';
 import { combineArrayBuffers } from './utils/ArrayBufferUtils';
 import { BusinessError } from '@kit.BasicServicesKit';
@@ -28,6 +32,7 @@ import emitter from '@ohos.events.emitter';
 import image from '@ohos.multimedia.image';
 import { RequestJobResult } from './model/ImageKnifeData'
 import util from '@ohos.util';
+import { FileTypeUtil } from './utils/FileTypeUtil';
 import { DownsampleStrategy } from './downsampling/DownsampleStartegy';
 import { Downsampler } from './downsampling/Downsampler';
 
@@ -40,73 +45,153 @@ class RequestData {
  * ImageKnifeDispatcher 抽取出来的方法，因@Concurrent只能import方法，故抽取到另一个类
  */
 export class ImageKnifeLoader {
-  static async parseImage(resBuf: ArrayBuffer, typeValue: string, fileKey: string,
-    request: RequestJobRequest): Promise<RequestJobResult> {
+  static execute(request: RequestJobRequest, requestList: List<ImageKnifeRequestWithSource> | undefined, fileKey: string){
+    ImageKnifeLoader.getImageArrayBuffer(request,requestList,fileKey)
+  }
+  static async parseImage(resBuf: ArrayBuffer, fileKey: string,
+    request: RequestJobRequest, callBackData: ImageKnifeData) {
+    callBackData.bufSize = resBuf.byteLength;
+    let typeValue = new FileTypeUtil().getFileType(resBuf);
+    if(typeValue == null) {
+      LogUtil.log('ImageKnife_DataTime_requestJob.end: getFileType is null ' + request.src)
+      ImageKnifeLoader.makeEmptyResult(request,'request is not a valid image source', ImageKnifeLoader.assembleError(callBackData, LoadPhase.PHASE_GET_FORMAT, LoadPixelMapCode.IMAGE_PARSE_FORMAT_FAILED_CODE))
+      return
+    }
+    callBackData.type = typeValue;
     if(request.isAnimator) {
-      return ImageKnifeLoader.parseForAnimatorComponent(resBuf ,typeValue ,fileKey, request)
+      ImageKnifeLoader.parseForAnimatorComponent(resBuf ,typeValue ,fileKey, request, callBackData)
+      return
     }
 
     if (typeValue === 'gif' || typeValue === 'webp') {
-      return ImageKnifeLoader.parseAnimatorImage(resBuf ,typeValue ,fileKey , request)
-    } else if(typeValue == "svg") {
-      return ImageKnifeLoader.parseSvgImage(resBuf ,typeValue ,fileKey , request)
+      ImageKnifeLoader.parseAnimatorImage(resBuf ,typeValue ,fileKey , request, callBackData)
+      return
+    } else if(typeValue == 'svg') {
+      ImageKnifeLoader.parseSvgImage(resBuf ,typeValue ,fileKey , request, callBackData)
+      return
     }
 
-    return ImageKnifeLoader.parseNormalImage(resBuf, typeValue, fileKey, request)
+    ImageKnifeLoader.parseNormalImage(resBuf, typeValue, fileKey, request, callBackData)
   }
 
-  static makeEmptyResult(error: string): RequestJobResult{
-    return {
+  static makeEmptyResult(request:RequestJobRequest,error: string, data?: ImageKnifeData){
+    let res: RequestJobResult = {
       pixelMap: undefined,
       bufferSize: 0,
       fileKey: '',
       loadFail: error,
+      imageKnifeData: data
     }
+    emitter.emit(Constants.CALLBACK_EMITTER + request.memoryKey, { data: { 'value': res } })
   }
 
-  static async parseNormalImage(resBuf: ArrayBuffer, typeValue: string, fileKey: string, request: RequestJobRequest):Promise<RequestJobResult> {
+  static assembleError(data: ImageKnifeData | undefined, phase: string, code?: number,
+    httpCode?: number): ImageKnifeData | undefined {
+    let errorCallBackData = data?.errorInfo;
+    if (!errorCallBackData) {
+      return data;
+    }
+    errorCallBackData.phase = phase;
+    errorCallBackData.code = code? code: 0;
+    if (httpCode && httpCode != 0) {
+      errorCallBackData.httpCode = httpCode;
+    }
+    return data
+  }
+
+  static getTimeInfo(callBackData: ImageKnifeData): TimeInfo {
+    let timeInfo: TimeInfo;
+    if (callBackData.timeInfo) {
+      timeInfo = callBackData.timeInfo;
+    }else {
+      timeInfo = {};
+      callBackData.timeInfo = timeInfo;
+    }
+    return timeInfo;
+  }
+
+  static async parseNormalImage(resBuf: ArrayBuffer, typeValue: string, fileKey: string, request: RequestJobRequest, callBackData: ImageKnifeData) {
     let resPixelmap: PixelMap | undefined = undefined
+    let timeInfo: TimeInfo = ImageKnifeLoader.getTimeInfo(callBackData);
+
     let decodingOptions: image.DecodingOptions = {
       editable: request.requestSource === ImageKnifeRequestSource.SRC && request.transformation !== undefined ? true : false,
     }
     let imageSource: image.ImageSource = image.createImageSource(resBuf)
     if (imageSource === undefined){
-      return ImageKnifeLoader.makeEmptyResult("image.createImageSource failed")
+      ImageKnifeLoader.makeEmptyResult(request,'image.createImageSource failed', ImageKnifeLoader.assembleError(callBackData, LoadPhase.PHASE_CREATE_SOURCE, LoadPixelMapCode.IMAGE_SOURCE_ERROR_CODE))
+      return
     }
 
     let size = (await imageSource.getImageInfo()).size
+    callBackData.imageWidth = size.width;
+    callBackData.imageHeight = size.height;
     try {
       if ((request.downsampType !== DownsampleStrategy.NONE) &&
         request.requestSource == ImageKnifeRequestSource.SRC) {
-        decodingOptions = ImageKnifeLoader.getDownsamplerDecodingOptions(typeValue, request, size, ImageKnifeRequestSource.SRC)
+        decodingOptions =
+          ImageKnifeLoader.getDownsamplerDecodingOptions(typeValue, request, size, ImageKnifeRequestSource.SRC)
       }
     } catch (err) {
-      return  ImageKnifeLoader.makeEmptyResult(err)
+      ImageKnifeLoader.makeEmptyResult(request, err)
+      return
     }
+    timeInfo.decodeStartTime = Date.now();
 
     await imageSource.createPixelMap(decodingOptions)
       .then((pixelmap: PixelMap) => {
+        timeInfo.decodeEndTime = Date.now();
         resPixelmap = pixelmap
         imageSource.release()
       }).catch((error: BusinessError) => {
+        timeInfo.decodeEndTime = Date.now();
         imageSource.release()
-        return ImageKnifeLoader.makeEmptyResult(JSON.stringify(error))
+        ImageKnifeLoader.makeEmptyResult(request,JSON.stringify(error), ImageKnifeLoader.assembleError(callBackData, LoadPhase.PHASE_CREATE_PIXEL_MAP, LoadPixelMapCode.IMAGE_DECODE_ERROR_CODE))
+        return
       })
+    if (request.requestSource === ImageKnifeRequestSource.SRC && request.transformation !== undefined && resPixelmap !== undefined) {
+      LogUtil.log('ImageKnife_DataTime_requestJob.transform.start:' + request.src)
+      resPixelmap = await request.transformation?.transform(request.context, resPixelmap,  request.componentWidth, request.componentHeight);
+      LogUtil.log('ImageKnife_DataTime_requestJob.transform.end:' + request.src)
+    }
+    try {
+      resPixelmap?.setTransferDetached(true)
+    } catch (e) {
+      LogUtil.error('PixelMap setTransferDetached err:'+JSON.stringify(e))
+    }
 
-    return {
+    //获取各个pixelMap的大小
+    if (resPixelmap && typeof resPixelmap !== 'string') {
+      let decodeImages: DecodeImageInfo[] = [];
+      let size = (resPixelmap as PixelMap).getImageInfoSync().size;
+      let decodeImage: DecodeImageInfo = {
+        contentWidth: size.width,
+        contentHeight: size.height,
+        contentSize: (resPixelmap as PixelMap).getPixelBytesNumber()
+      }
+      decodeImages.push(decodeImage);
+      callBackData.decodeImages = decodeImages;
+    }
+
+    let res: RequestJobResult = {
       pixelMap: resPixelmap,
       bufferSize: resBuf.byteLength,
       fileKey: fileKey,
       size:size,
-      type:typeValue
-    };
+      type:typeValue,
+      imageKnifeData:callBackData
+    }
+    emitter.emit(Constants.CALLBACK_EMITTER + request.memoryKey, { data: { 'value': res } })
   }
   static async parseSvgImage(resBuf: ArrayBuffer, typeValue: string, fileKey: string,
-    request: RequestJobRequest): Promise<RequestJobResult>  {
+    request: RequestJobRequest, callBackData: ImageKnifeData) {
     let resPixelmap: PixelMap | undefined = undefined
+    let timeInfo: TimeInfo = ImageKnifeLoader.getTimeInfo(callBackData);
+
     let imageSource: image.ImageSource = image.createImageSource(resBuf)
     if (imageSource === undefined){
-      return ImageKnifeLoader.makeEmptyResult("image.createImageSource failed")
+      ImageKnifeLoader.makeEmptyResult(request,'image.createImageSource failed', ImageKnifeLoader.assembleError(callBackData, LoadPhase.PHASE_CREATE_SOURCE, LoadPixelMapCode.IMAGE_SOURCE_ERROR_CODE))
+      return
     }
 
     let size = (await imageSource.getImageInfo()).size
@@ -121,67 +206,111 @@ export class ImageKnifeLoader {
       editable: true,
       desiredSize: defaultSize
     };
+    callBackData.imageWidth = size.width;
+    callBackData.imageHeight = size.height;
     try {
       if ((request.downsampType !== DownsampleStrategy.NONE) &&
         request.requestSource == ImageKnifeRequestSource.SRC) {
         opts = ImageKnifeLoader.getDownsamplerDecodingOptions(typeValue, request, size)
       }
     } catch (err) {
-       return ImageKnifeLoader.makeEmptyResult(err)
+      ImageKnifeLoader.makeEmptyResult(request,err)
+      return
     }
+    timeInfo.decodeStartTime = Date.now();
     await imageSource.createPixelMap(opts)
       .then((pixelmap: PixelMap) => {
+        timeInfo.decodeEndTime = Date.now();
         resPixelmap = pixelmap
         imageSource.release()
+        try {
+          resPixelmap.setTransferDetached(true)
+        } catch (e) {
+          LogUtil.error('PixelMap setTransferDetached err:'+JSON.stringify(e))
+        }
       }).catch((error: BusinessError) => {
+        timeInfo.decodeEndTime = Date.now();
         imageSource.release()
-        return ImageKnifeLoader.makeEmptyResult(JSON.stringify(error))
+        ImageKnifeLoader.makeEmptyResult(request,JSON.stringify(error), ImageKnifeLoader.assembleError(callBackData, LoadPhase.PHASE_CREATE_PIXEL_MAP, LoadPixelMapCode.IMAGE_DECODE_ERROR_CODE))
+        return
       })
 
-    return {
+    //获取各个pixelMap的大小
+    if (resPixelmap && typeof resPixelmap !== 'string') {
+      let decodeImages: DecodeImageInfo[] = [];
+      let decodeImage: DecodeImageInfo = {
+        contentWidth: defaultSize.width,
+        contentHeight: defaultSize.height,
+        contentSize: (resPixelmap as PixelMap).getPixelBytesNumber()
+      }
+      decodeImages.push(decodeImage);
+    }
+
+    let res: RequestJobResult = {
       pixelMap: resPixelmap,
       bufferSize: resBuf.byteLength,
       fileKey: fileKey,
-      type:typeValue
-    };
+      type:typeValue,
+      imageKnifeData:callBackData
+    }
+    emitter.emit(Constants.CALLBACK_EMITTER + request.memoryKey, { data: { 'value': res } })
   }
   static async parseAnimatorImage(resBuf: ArrayBuffer, typeValue: string,
-    fileKey: string,request: RequestJobRequest): Promise<RequestJobResult>  {
+    fileKey: string,request: RequestJobRequest, callBackData: ImageKnifeData)  {
+    let timeInfo: TimeInfo = ImageKnifeLoader.getTimeInfo(callBackData);
     let imageSource: image.ImageSource = image.createImageSource(resBuf)
     if (imageSource === undefined){
-      return ImageKnifeLoader.makeEmptyResult("image.createImageSource failed")
+      ImageKnifeLoader.makeEmptyResult(request,'image.createImageSource failed', ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_CREATE_SOURCE,LoadPixelMapCode.IMAGE_SOURCE_ERROR_CODE))
+      return
     }
 
     let frameCount = await imageSource.getFrameCount()
     let size = (await imageSource.getImageInfo()).size
+    callBackData.frameCount = frameCount;
+    callBackData.imageWidth = size.width;
+    callBackData.imageHeight = size.height;
+
     imageSource.release()
 
     if(frameCount == undefined || frameCount == 1) {
     } else {
-      let base64str = "data:image/" + typeValue + ";base64," + new util.Base64Helper().encodeToStringSync(new Uint8Array(resBuf))
-      return {
+      timeInfo.decodeStartTime = Date.now()
+      let base64str = 'data:image/' + typeValue + ';base64,' + new util.Base64Helper().encodeToStringSync(new Uint8Array(resBuf))
+      timeInfo.diskCheckEndTime = Date.now()
+      let res: RequestJobResult = {
         pixelMap: base64str,
         bufferSize: resBuf.byteLength,
         fileKey: fileKey,
         size:size,
-        type:typeValue
-      };
+        type:typeValue,
+        imageKnifeData:callBackData
+      }
+      emitter.emit(Constants.CALLBACK_EMITTER + request.memoryKey, { data: { 'value': res } })
+      return
     }
-    return ImageKnifeLoader.parseNormalImage(resBuf, typeValue, fileKey, request)
+    ImageKnifeLoader.parseNormalImage(resBuf, typeValue, fileKey, request, callBackData)
   }
   // 为AnimatorComponent解析动图
-  static async parseForAnimatorComponent(resBuf: ArrayBuffer, typeValue: string, fileKey: string,request: RequestJobRequest): Promise<RequestJobResult> {
+  static async parseForAnimatorComponent(resBuf: ArrayBuffer, typeValue: string, fileKey: string,request: RequestJobRequest, callBackData: ImageKnifeData) {
+    let timeInfo: TimeInfo = ImageKnifeLoader.getTimeInfo(callBackData);
+
     if (typeValue === 'gif' || typeValue === 'webp') {
       let imageSource: image.ImageSource = image.createImageSource(resBuf);
       if (imageSource === undefined){
-        return ImageKnifeLoader.makeEmptyResult("image.createImageSource failed")
+        ImageKnifeLoader.makeEmptyResult(request,'image.createImageSource failed', ImageKnifeLoader.assembleError(callBackData, LoadPhase.PHASE_CREATE_SOURCE, LoadPixelMapCode.IMAGE_SOURCE_ERROR_CODE))
+        return
       }
       let decodingOptions: image.DecodingOptions = {
         editable: request.requestSource === ImageKnifeRequestSource.SRC && request.transformation !== undefined ? true : false,
       }
+      callBackData.imageWidth = imageSource.getImageInfoSync().size.width;
+      callBackData.imageHeight = imageSource.getImageInfoSync().size.height;
       let pixelMapList: Array<PixelMap> = []
       let delayList: Array<number> = []
+      timeInfo.decodeStartTime = Date.now();
+      let decodeImages: Array<DecodeImageInfo> = [];
       await imageSource.createPixelMapList(decodingOptions).then(async (pixelList: Array<PixelMap>) => {
+        timeInfo.decodeEndTime = Date.now();
         //sdk的api接口发生变更：从.getDelayTime() 变为.getDelayTimeList()
         await imageSource.getDelayTimeList().then(delayTimes => {
           if (pixelList.length > 0) {
@@ -192,78 +321,127 @@ export class ImageKnifeLoader {
               } else {
                 delayList.push(delayTimes[delayTimes.length - 1])
               }
+              //获取各个pixelMap的大小
+              let size = pixelList[i].getImageInfoSync().size
+              let decodeImage: DecodeImageInfo = {
+                contentWidth: size.width,
+                contentHeight: size.height,
+                contentSize: pixelList[i].getPixelBytesNumber()
+              }
+              decodeImages.push(decodeImage);
             }
             imageSource.release();
           }
         })
       }).catch((error: BusinessError) => {
         imageSource.release()
-        return ImageKnifeLoader.makeEmptyResult(JSON.stringify(error))
+        timeInfo.decodeEndTime = Date.now();
+        ImageKnifeLoader.makeEmptyResult(request,JSON.stringify(error), ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_CREATE_PIXEL_MAP,LoadPixelMapCode.IMAGE_DECODE_ERROR_CODE))
+        return
       })
-      return {
-        pixelMap: "",
+      callBackData.decodeImages = decodeImages;
+      let res: RequestJobResult = {
+        pixelMap: '',
         bufferSize: resBuf.byteLength,
         fileKey: fileKey,
         type: typeValue,
+        imageKnifeData:callBackData,
         pixelMapList,
         delayList
       }
+      emitter.emit(Constants.CALLBACK_EMITTER + request.memoryKey, { data: { 'value': res } })
     } else {
-      return ImageKnifeLoader.makeEmptyResult("ImageKnifeAnimatorComponent组件仅支持动态图")
+      ImageKnifeLoader.makeEmptyResult(request,'ImageKnifeAnimatorComponent组件仅支持动态图', ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_PARSE_IAMGE,LoadPixelMapCode.IMAGE_FORMAT_ERROR_CODE))
     }
   }
-
+  static getHeaderObj(request:RequestJobRequest){
+    const headerObj: Record<string, Object> = {}
+    if (request.headers != undefined) {
+      request.headers.forEach((value) => {
+        headerObj[value.key] = value.value
+      })
+    } else if (request.allHeaders.size > 0) {
+      request.allHeaders.forEach((value, key) => {
+        headerObj[key] = value
+      })
+    }
+    return headerObj
+  }
+  static FileCacheParseImage(request:RequestJobRequest,resBuf:ArrayBuffer,fileKey:string, callBackData: ImageKnifeData){
+    // 保存文件缓存
+    if (resBuf !== undefined && request.writeCacheStrategy !== CacheStrategy.Memory) {
+      LogUtil.log('ImageKnife_DataTime_requestJob_saveFileCacheOnlyFile.start:'+request.src)
+      FileCache.saveFileCacheOnlyFile(request.context, fileKey, resBuf , request.fileCacheFolder)
+      LogUtil.log('ImageKnife_DataTime_requestJob_saveFileCacheOnlyFile.end:'+request.src)
+    }
+    ImageKnifeLoader.parseImage(resBuf,fileKey,request, callBackData)
+  }
   // 获取图片资源
-  static async getImageArrayBuffer(request: RequestJobRequest, requestList: List<ImageKnifeRequestWithSource> | undefined,fileKey:string): Promise<ArrayBuffer> {
+  static async getImageArrayBuffer(request: RequestJobRequest, requestList: List<ImageKnifeRequestWithSource> | undefined,fileKey:string) {
     let resBuf: ArrayBuffer | undefined
+    let loadError: string = ''
+    //定义图片各个阶段错误信息
+    let error: ErrorInfo = { code: 0, phase: LoadPhase.PHASE_LOAD }
+    //定义加载时间点
+    let callBackTimeInfo: TimeInfo = {};
+    //定义加载信息回调数据
+    let callBackData: ImageKnifeData = {
+      source: '',
+      imageWidth: 0,
+      imageHeight: 0,
+      timeInfo: callBackTimeInfo,
+      errorInfo: error
+    };
 
     // 判断自定义下载
-    if (request.customGetImage !== undefined && request.requestSource == ImageKnifeRequestSource.SRC && typeof request.src == "string") {
+    if (request.customGetImage !== undefined && request.requestSource == ImageKnifeRequestSource.SRC && typeof request.src == 'string') {
       // 先从文件缓存获取
+      ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_CUSTOM_LOAD)
+      callBackTimeInfo.diskCheckStartTime = Date.now();
       resBuf = FileCache.getFileCacheByFile(request.context, fileKey , request.fileCacheFolder)
+      callBackTimeInfo.diskCheckEndTime = Date.now();
       if (resBuf === undefined) {
-        LogUtil.log("start customGetImage src=" + request.src)
+        LogUtil.log('start customGetImage src=' + request.src)
+        const headerObj: Record<string, Object> = ImageKnifeLoader.getHeaderObj(request)
         try {
-          resBuf = await request.customGetImage(request.context, request.src)
-          LogUtil.log("end customGetImage src=" + request.src)
-        } catch (err) {
-          throw new Error('customGetImage loadFile failed! err = ' + err)
-        }
-        if (resBuf === undefined) {
-          throw new Error('customGetImage loadFile failed!')
-        }
-        // 保存文件缓存
-        if (request.writeCacheStrategy !== CacheStrategy.Memory) {
-          LogUtil.log("ImageKnife_DataTime_requestJob_saveFileCacheOnlyFile.start:" + request.src)
-          FileCache.saveFileCacheOnlyFile(request.context, fileKey, resBuf, request.fileCacheFolder)
-          LogUtil.log("ImageKnife_DataTime_requestJob_saveFileCacheOnlyFile.end:" + request.src)
+          request.customGetImage(request.context, request.src, headerObj)
+            .then((buffer)=>{
+              if(buffer != undefined) {
+                ImageKnifeLoader.FileCacheParseImage(request,buffer,fileKey,callBackData)
+              } else {
+                loadError = 'customGetImage loadFail undefined'
+                ImageKnifeLoader.makeEmptyResult(request,loadError, ImageKnifeLoader.assembleError(callBackData, LoadPhase.PHASE_CUSTOM_LOAD, LoadPixelMapCode.IMAGE_CUSTOM_LOAD_FAILED_CODE))
+              }
+            }).catch((err:string)=>{
+            ImageKnifeLoader.makeEmptyResult(request,err, ImageKnifeLoader.assembleError(callBackData, LoadPhase.PHASE_CUSTOM_LOAD, LoadPixelMapCode.IMAGE_CUSTOM_LOAD_FAILED_CODE))
+          })
+        } catch (e) {
+          loadError = 'customGetImage loadFail failed'
+          ImageKnifeLoader.makeEmptyResult(request,loadError + e, ImageKnifeLoader.assembleError(callBackData, LoadPhase.PHASE_CUSTOM_LOAD, LoadPixelMapCode.IMAGE_CUSTOM_LOAD_FAILED_CODE))
         }
+        LogUtil.log('end customGetImage src=' + request.src)
+        return
       }
     }
     else {
       if (typeof request.src === 'string') {
-        if (request.src.indexOf("http://") == 0 || request.src.indexOf("https://") == 0) { //从网络下载
+        if (request.src.indexOf('http://') == 0 || request.src.indexOf('https://') == 0) { //从网络下载
           // 先从文件缓存获取
+          ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_NET)
+          callBackTimeInfo.diskCheckStartTime = Date.now()
           resBuf = FileCache.getFileCacheByFile(request.context, fileKey , request.fileCacheFolder)
+          callBackTimeInfo.diskCheckEndTime = Date.now()
           if (resBuf !== undefined){
-            LogUtil.log("success get image from filecache for key = " + fileKey + " src = " + request.src)
+            LogUtil.log('success get image from filecache for key = ' + fileKey + ' src = ' + request.src)
           }
           else if (request.onlyRetrieveFromCache != true) {
-            LogUtil.log("HttpDownloadClient.start:" + request.src)
+            LogUtil.log('HttpDownloadClient.start:' + request.src)
+            callBackTimeInfo.netRequestStartTime = Date.now();
             let httpRequest = http.createHttp();
             let progress: number = 0
-            let arrayBuffers = new Array<ArrayBuffer>()
-            const headerObj: Record<string, object> = {}
-            if (request.headers != undefined) {
-              request.headers.forEach((value) => {
-                headerObj[value.key] = value.value
-              })
-            } else if (request.allHeaders.size > 0) {
-              request.allHeaders.forEach((value, key) => {
-                headerObj[key] = value
-              })
-            }
-            httpRequest.on("dataReceive", (data: ArrayBuffer) => {
+            let arrayBuffers:ArrayBuffer[] = []
+            const headerObj: Record<string, Object> = ImageKnifeLoader.getHeaderObj(request)
+            httpRequest.on('dataReceive', (data: ArrayBuffer) => {
               arrayBuffers.push(data)
             });
 
@@ -276,7 +454,7 @@ export class ImageKnifeLoader {
                     progress = percent
                     if (requestList === undefined) {
                       // 子线程
-                      emitter.emit(Constants.PROGRESS_EMITTER + request.memoryKey, { data: { "value": progress } })
+                      emitter.emit(Constants.PROGRESS_EMITTER + request.memoryKey, { data: { 'value': progress } })
                     }else {
                       // 主线程请求
                       requestList!.forEach((requestWithSource: ImageKnifeRequestWithSource) => {
@@ -297,29 +475,33 @@ export class ImageKnifeLoader {
               readTimeout: 0,
               // usingProtocol:http.HttpProtocol.HTTP1_1
               // header: new Header('application/json')
+              caPath: request.caPath === undefined ? undefined : request.caPath,
             });
 
-            await promise.then((data: number) => {
+            promise.then((data: number) => {
+              ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_NET, undefined, data)
+              callBackTimeInfo.netRequestEndTime = Date.now();
               if (data == 200 || data == 206 || data == 204) {
                 resBuf = combineArrayBuffers(arrayBuffers)
+                ImageKnifeLoader.FileCacheParseImage(request,resBuf,fileKey, callBackData)
               } else {
-                throw new Error("HttpDownloadClient has error, http code =" + JSON.stringify(data))
+                loadError = 'HttpDownloadClient has error, http code =' + JSON.stringify(data)
+                ImageKnifeLoader.makeEmptyResult(request,loadError, ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_NET, LoadPixelMapCode.IMAGE_HTTPS_LOAD_FAILED_CODE, data))
               }
             }).catch((err: Error) => {
-              throw new Error("HttpDownloadClient download ERROR : err = " + JSON.stringify(err))
+              loadError = 'HttpDownloadClient download ERROR : err = ' + JSON.stringify(err)
+              callBackTimeInfo.netRequestEndTime = Date.now();
+              ImageKnifeLoader.makeEmptyResult(request,loadError, ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_NET, LoadPixelMapCode.IMAGE_HTTPS_LOAD_FAILED_CODE, undefined))
             });
-            LogUtil.log("HttpDownloadClient.end:" + request.src)
-            // 保存文件缓存
-            if (resBuf !== undefined && request.writeCacheStrategy !== CacheStrategy.Memory) {
-              LogUtil.log("ImageKnife_DataTime_requestJob_saveFileCacheOnlyFile.start:"+request.src)
-              FileCache.saveFileCacheOnlyFile(request.context, fileKey, resBuf , request.fileCacheFolder)
-              LogUtil.log("ImageKnife_DataTime_requestJob_saveFileCacheOnlyFile.end:"+request.src)
-            }
+            LogUtil.log('HttpDownloadClient.end:' + request.src)
+            return
           }
           else {
-            throw new Error('onlyRetrieveFromCache,do not fetch image src = ' + request.src)
+            callBackTimeInfo.netRequestEndTime = Date.now();
+            loadError = 'onlyRetrieveFromCache,do not fetch image src = ' + request.src
           }
         } else if (request.src.startsWith('datashare://') || request.src.startsWith('file://')) {
+          ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_SHARE_FILE)
           await fs.open(request.src, fs.OpenMode.READ_ONLY).then(async (file) => {
             await fs.stat(file.fd).then(async (stat) =>{
               let buf = new ArrayBuffer(stat.size);
@@ -327,15 +509,19 @@ export class ImageKnifeLoader {
                 resBuf = buf;
                 fs.closeSync(file.fd);
               }).catch((err:BusinessError) => {
-                throw new Error('LoadDataShareFileClient fs.read err happened uri=' + request.src + " err.msg=" + err?.message + " err.code=" + err?.code)
+                ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_SHARE_FILE, LoadPixelMapCode.IMAGE_LOAD_SHARE_FILE_FAILED_CODE)
+                loadError = 'LoadDataShareFileClient fs.read err happened uri=' + request.src + ' err.msg=' + err?.message + ' err.code=' + err?.code
               })
             }).catch((err:BusinessError) => {
-              throw new Error('LoadDataShareFileClient fs.stat err happened uri=' + request.src + " err.msg=" + err?.message + " err.code=" + err?.code)
+              ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_SHARE_FILE, LoadPixelMapCode.IMAGE_LOAD_SHARE_FILE_FAILED_CODE)
+              loadError = 'LoadDataShareFileClient fs.stat err happened uri=' + request.src + ' err.msg=' + err?.message + ' err.code=' + err?.code
             })
           }).catch((err:BusinessError) => {
-            throw new Error('LoadDataShareFileClient fs.open err happened uri=' + request.src + " err.msg=" + err?.message + " err.code=" + err?.code)
+            ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_SHARE_FILE, LoadPixelMapCode.IMAGE_LOAD_SHARE_FILE_FAILED_CODE)
+            loadError = 'LoadDataShareFileClient fs.open err happened uri=' + request.src + ' err.msg=' + err?.message + ' err.code=' + err?.code
           })
         } else { //从本地文件获取
+          ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_LOCAL_FILE)
           try {
             let stat = fs.statSync(request.src);
             if (stat.size > 0) {
@@ -345,10 +531,11 @@ export class ImageKnifeLoader {
               fs.closeSync(file);
             }
           } catch (err) {
-            throw new Error(err)
+            ImageKnifeLoader.assembleError(callBackData,LoadPhase.PHASE_LOCAL_FILE, LoadPixelMapCode.IMAGE_LOAD_LOCAL_FILE_FAILED_CODE)
+            loadError = err
           }
         }
-      } else if (typeof request.src == "number") { //从资源文件获取
+      } else if (typeof request.src == 'number') { //从资源文件获取
         let manager = request.context.createModuleContext(request.moduleName).resourceManager
         if (resBuf == undefined && request.onlyRetrieveFromCache != true && request.requestSource == ImageKnifeRequestSource.SRC) {
           if(request.src == -1) {
@@ -369,17 +556,19 @@ export class ImageKnifeLoader {
     }
 
     if (resBuf === undefined){
-      throw new Error('getImageArrayBuffer undefined')
+      callBackTimeInfo.requestEndTime = Date.now();
+      ImageKnifeLoader.makeEmptyResult(request,loadError ,callBackData)
+      return
     }
-    return resBuf
+    ImageKnifeLoader.parseImage(resBuf,fileKey,request, callBackData)
   }
 
-    static getDownsamplerDecodingOptions(typeValue: string, request: RequestJobRequest, size: Size,
+  static getDownsamplerDecodingOptions(typeValue: string, request: RequestJobRequest, size: Size,
     SRC?: ImageKnifeRequestSource):image.DecodingOptions {
     let reqSize =
       new Downsampler().calculateScaling(typeValue, size.width, size.height, request.targetWidth, request.targetHeight,
         request.downsampType)
-    if (typeValue == "svg") {
+    if (typeValue == 'svg') {
       return {
         editable: true,
         desiredSize: {
@@ -398,5 +587,4 @@ export class ImageKnifeLoader {
       }
     }
   }
-}
-
+}
\ No newline at end of file
diff --git a/library/src/main/ets/cache/FileCache.ets b/library/src/main/ets/cache/FileCache.ets
index 41978b8..afffb48 100644
--- a/library/src/main/ets/cache/FileCache.ets
+++ b/library/src/main/ets/cache/FileCache.ets
@@ -25,11 +25,11 @@ const INT_MAX = 2147483647
  * 子线程直接读写文件
  */
 export class FileCache {
-  static CACHE_FOLDER: string = "ImageKnife" // context cacheDir 的缓存文件目录
+  static CACHE_FOLDER: string = 'ImageKnife' // context cacheDir 的缓存文件目录
   maxMemory: number = 0
   currentMemory: number = 0
   maxSize: number = 0
-  path: string = ""
+  path: string = ''
   private lruCache: util.LRUCache<string, number>
   private isInited: boolean = false
   private context?: Context
@@ -153,11 +153,11 @@ export class FileCache {
       this.remove(this.lruCache.keys()[0])
     } else if (this.lruCache.contains(key)) {
       this.lruCache.remove(key)
-      this.lruCache.put(key, typeof value == "number" ? value : value.byteLength)
+      this.lruCache.put(key, typeof value == 'number' ? value : value.byteLength)
       return
     }
 
-    this.lruCache.put(key, typeof value == "number" ? value : value.byteLength)
+    this.lruCache.put(key, typeof value == 'number' ? value : value.byteLength)
     this.addMemorySize(value)
     this.trimToSize()
   }
@@ -227,23 +227,23 @@ export class FileCache {
   }
 
   private removeMemorySize(value: ArrayBuffer | number): void {
-    if (typeof value == "number") {
+    if (typeof value == 'number') {
       this.currentMemory -= value
     }
     else if (value != undefined) {
       this.currentMemory -= value.byteLength
-      LogUtil.debug("FileCache removeMemorySize: " + value.byteLength + " currentMemory：" + this.currentMemory)
+      LogUtil.debug('FileCache removeMemorySize: ' + value.byteLength + ' currentMemory：' + this.currentMemory)
     }
   }
 
   private addMemorySize(value: ArrayBuffer | number): void {
-    if (typeof value == "number") {
+    if (typeof value == 'number') {
       this.currentMemory += value
-      LogUtil.debug("FileCache addMemorySize: " +  value + " currentMemory：" + this.currentMemory)
+      LogUtil.debug('FileCache addMemorySize: ' +  value + ' currentMemory：' + this.currentMemory)
     }
     else if (value != undefined) {
       this.currentMemory += value.byteLength
-      LogUtil.debug("FileCache addMemorySize: " + value.byteLength + " currentMemory：" + this.currentMemory)
+      LogUtil.debug('FileCache addMemorySize: ' + value.byteLength + ' currentMemory：' + this.currentMemory)
     }
   }
 
@@ -279,13 +279,13 @@ export class FileCache {
    */
   getFileToPath(key: string): string {
     if(!!!key) {
-      throw new Error("key is null,checking the parameter")
+      throw new Error('key is null,checking the parameter')
     }
     let path = this.path + key
     if(FileUtils.getInstance().exist(path)) {
       return path
     } else {
-      return ""
+      return ''
     }
   }
 }
\ No newline at end of file
diff --git a/library/src/main/ets/cache/MemoryLruCache.ets b/library/src/main/ets/cache/MemoryLruCache.ets
index 493fc11..282907f 100644
--- a/library/src/main/ets/cache/MemoryLruCache.ets
+++ b/library/src/main/ets/cache/MemoryLruCache.ets
@@ -46,6 +46,11 @@ export class MemoryLruCache implements IMemoryCache {
       throw new Error('key or value is invalid ');
     }
 
+    let size = this.getImageKnifeDataSize(value)
+    if (size <= 0 || size >= this.maxMemory) {
+      return
+    }
+
     // 如果size满了的话，需要按照LRU的方式删除第一个
     if (this.lruCache.length == this.maxSize && !this.lruCache.contains(key)) {
       this.remove(this.lruCache.keys()[0])
@@ -53,12 +58,9 @@ export class MemoryLruCache implements IMemoryCache {
       this.remove(key)
     }
 
-    let pre: ImageKnifeData = this.lruCache.put(key, value)
-    this.addMemorySize(value)
-    // if (pre !== undefined) {  // 当前返回不是key的之前value
-    //   this.removeMemorySize(pre)
-    // }
-    this.trimToSize();
+    this.lruCache.put(key, value)
+    this.currentMemory += size
+    this.trimToSize()
   }
 
   get(key: string): ImageKnifeData | undefined {
@@ -104,9 +106,9 @@ export class MemoryLruCache implements IMemoryCache {
 
   private removeMemorySize(value: ImageKnifeData): void {
     if (value.source != undefined) {
-      if (typeof value.source === 'string' && value.source != "") {
+      if (typeof value.source === 'string' && value.source != '') {
         this.currentMemory -= value.source.length
-      } else if (value.source == "") {
+      } else if (value.source == '') {
         for (let index = 0;index < value.imageAnimator!.length;index++) {
           let pixelMap = value.imageAnimator![index].src as PixelMap
           this.currentMemory -= pixelMap.getPixelBytesNumber()
@@ -115,23 +117,25 @@ export class MemoryLruCache implements IMemoryCache {
         this.currentMemory -= value.source.getPixelBytesNumber();
         value.source.release()
       }
-     // LogUtil.info("MemoryCache removeMemorySize: " + value.source.getPixelBytesNumber() + " currentMemory：" + this.currentMemory)
+     // LogUtil.info('MemoryCache removeMemorySize: ' + value.source.getPixelBytesNumber() + ' currentMemory：' + this.currentMemory)
     }
   }
 
-  private addMemorySize(value: ImageKnifeData): void {
+  private getImageKnifeDataSize(value: ImageKnifeData): number {
     if (value.source != undefined) {
-      if (typeof value.source === 'string' && value.source != "") {
-        this.currentMemory += value.source.length
-      } else if (value.source == "") {
-        for (let index = 0;index < value.imageAnimator!.length;index++) {
+      if (typeof value.source === 'string' && value.source != '') {
+        return value.source.length
+      } else if (value.source == '') {
+        let size: number = 0
+        for (let index = 0; index < value.imageAnimator!.length; index++) {
           let pixelMap = value.imageAnimator![index].src as PixelMap
-          this.currentMemory += pixelMap.getPixelBytesNumber()
+          size += pixelMap.getPixelBytesNumber()
         }
+        return size
       } else {
-        this.currentMemory += value.source.getPixelBytesNumber();
+        return value.source.getPixelBytesNumber();
       }
-      //LogUtil.log("MemoryCache addMemorySize: " + value.source.getPixelBytesNumber() + " currentMemory：" + this.currentMemory)
     }
+    return 0
   }
 }
\ No newline at end of file
diff --git a/library/src/main/ets/components/ImageKnifeAnimatorComponent.ets b/library/src/main/ets/components/ImageKnifeAnimatorComponent.ets
index 93cdf84..67816a3 100644
--- a/library/src/main/ets/components/ImageKnifeAnimatorComponent.ets
+++ b/library/src/main/ets/components/ImageKnifeAnimatorComponent.ets
@@ -19,14 +19,15 @@ import { ImageKnife } from '../ImageKnife';
 import { LogUtil } from '../utils/LogUtil';
 import { ImageKnifeRequestSource } from '../model/ImageKnifeData';
 
-@ComponentV2
+@Component
 export struct ImageKnifeAnimatorComponent {
-  @Param animatorOption: AnimatorOption = new AnimatorOption();
-  @Local pixelMap: PixelMap | string | undefined = undefined
-  @Local imageAnimator: Array<ImageFrameInfo> | undefined = undefined
-  @Local adaptiveWidth: Length = '100%'
-  @Local adaptiveHeight: Length = '100%'
-  @Local objectFit: ImageFit = ImageFit.Contain
+  @Watch('watchImageKnifeOption') @ObjectLink imageKnifeOption: ImageKnifeOption;
+  @State animatorOption: AnimatorOption = new AnimatorOption();
+  @State pixelMap: PixelMap | string | undefined = undefined
+  @State imageAnimator: Array<ImageFrameInfo> | undefined = undefined
+  @State adaptiveWidth: Length = '100%'
+  @State adaptiveHeight: Length = '100%'
+  @State objectFit: ImageFit = ImageFit.Contain
   private request: ImageKnifeRequest | undefined
   private lastWidth: number = 0
   private lastHeight: number = 0
@@ -34,17 +35,7 @@ export struct ImageKnifeAnimatorComponent {
   private currentHeight: number = 0
   private componentVersion: number = 0
   private currentContext: common.UIAbilityContext | undefined = undefined
-  @Param imageKnifeOption: ImageKnifeOption = new ImageKnifeOption();
-  @Monitor('imageKnifeOption',
-  "imageKnifeOption.loadSrc","imageKnifeOption.signature","imageKnifeOption.transformation","imageKnifeOption.border","imageKnifeOption.objectFit")
-  watchImageKnifeOption() {
-    if (this.request !== undefined) {
-      this.request.requestState = ImageKnifeRequestState.DESTROY
-    }
-    this.request = undefined
-    this.componentVersion++
-    ImageKnife.getInstance().execute(this.getRequest(this.currentWidth, this.currentHeight))
-  }
+
   aboutToAppear(): void {
     this.objectFit = this.imageKnifeOption.objectFit === undefined ? ImageFit.Contain : this.imageKnifeOption.objectFit
   }
@@ -83,7 +74,7 @@ export struct ImageKnifeAnimatorComponent {
         } else {
           // 前提：宽高值均有效,值>0. 条件1：当前宽高与上一次宽高不同  条件2:当前是第一次绘制
           if (this.currentHeight != this.lastHeight || this.currentWidth != this.lastWidth) {
-            LogUtil.log("execute request:width=" + this.currentWidth + " height= " + this.currentHeight)
+            LogUtil.log('execute request:width=' + this.currentWidth + ' height= ' + this.currentHeight)
             ImageKnife.getInstance().execute(this.getRequest(this.currentWidth, this.currentHeight),true)
           }
         }
@@ -95,6 +86,15 @@ export struct ImageKnifeAnimatorComponent {
       .onRepeat(this.animatorOption.onRepeat)
   }
 
+  watchImageKnifeOption() {
+    if (this.request !== undefined) {
+      this.request.requestState = ImageKnifeRequestState.DESTROY
+    }
+    this.request = undefined
+    this.componentVersion++
+    ImageKnife.getInstance().execute(this.getRequest(this.currentWidth, this.currentHeight),true)
+  }
+
   getCurrentContext(): common.UIAbilityContext {
     if (this.currentContext == undefined) {
       this.currentContext = getContext(this) as common.UIAbilityContext
@@ -111,7 +111,7 @@ export struct ImageKnifeAnimatorComponent {
         height,
         this.componentVersion,
         {
-          showPixelMap: async (version: number, pixelMap: PixelMap | string, requestSource: ImageKnifeRequestSource,imageAnimator?: Array<ImageFrameInfo>) => {
+          showPixelMap: (version: number, pixelMap: PixelMap | string,size: Size, requestSource: ImageKnifeRequestSource,imageAnimator?: Array<ImageFrameInfo>) => {
             if (version !== this.componentVersion) {
               return //针对reuse场景，不显示历史图片
             }
diff --git a/library/src/main/ets/components/ImageKnifeComponent.ets b/library/src/main/ets/components/ImageKnifeComponent.ets
index 59812e9..ed30334 100644
--- a/library/src/main/ets/components/ImageKnifeComponent.ets
+++ b/library/src/main/ets/components/ImageKnifeComponent.ets
@@ -21,13 +21,14 @@ import { ImageKnifeData, ImageKnifeRequestSource } from '../model/ImageKnifeData
 import { IEngineKey } from '../key/IEngineKey';
 import { DefaultEngineKey } from '../key/DefaultEngineKey';
 
-@ComponentV2
+@Component
 export struct ImageKnifeComponent {
-  @Local pixelMap: PixelMap | string | undefined = undefined
-  @Param syncLoad: boolean = false
-  @Local adaptiveWidth: Length = '100%'
-  @Local adaptiveHeight: Length = '100%'
-  @Local objectFit: ImageFit = ImageFit.Contain
+  @Watch('watchImageKnifeOption') @ObjectLink imageKnifeOption: ImageKnifeOption;
+  @State pixelMap: PixelMap | string | ImageContent | undefined = undefined
+  @State syncLoad: boolean = false
+  @State adaptiveWidth: Length = '100%'
+  @State adaptiveHeight: Length = '100%'
+  @State objectFit: ImageFit = ImageFit.Contain
   private request: ImageKnifeRequest | undefined
   private lastWidth: number = 0
   private lastHeight: number = 0
@@ -35,20 +36,6 @@ export struct ImageKnifeComponent {
   private currentHeight: number = 0
   private componentVersion: number = 0
   private currentContext: common.UIAbilityContext | undefined = undefined
-  @Param imageKnifeOption: ImageKnifeOption = new ImageKnifeOption();
-
-  @Monitor('imageKnifeOption',
-  "imageKnifeOption.loadSrc","imageKnifeOption.signature","imageKnifeOption.transformation","imageKnifeOption.border","imageKnifeOption.objectFit",'imageKnifeOption.downsampleOf')
-  watchImageKnifeOption() {
-    this.clearLastRequest()
-    this.componentVersion++
-    this.objectFit = this.imageKnifeOption.objectFit === undefined ? ImageFit.Contain : this.imageKnifeOption.objectFit
-    LogUtil.log("watchImageKnifeOption execute request:width=" + this.currentWidth + " height= " + this.currentHeight
-      + " loadSrc = " + this.request?.imageKnifeOption.loadSrc
-      + " placeholderSrc = " + this.request?.imageKnifeOption.placeholderSrc
-      + " errorholderSrc = " + this.request?.imageKnifeOption.errorholderSrc)
-    ImageKnife.getInstance().execute(this.getRequest(this.currentWidth, this.currentHeight))
-  }
 
   aboutToAppear(): void {
     this.objectFit = this.imageKnifeOption.objectFit === undefined ? ImageFit.Contain : this.imageKnifeOption.objectFit
@@ -58,18 +45,18 @@ export struct ImageKnifeComponent {
       let memoryCacheSrc: ImageKnifeData | undefined = ImageKnife.getInstance()
         .loadFromMemoryCache(engineKey.generateMemoryKey(this.imageKnifeOption.loadSrc,ImageKnifeRequestSource.SRC,this.imageKnifeOption))
       if (memoryCacheSrc !== undefined){
-        LogUtil.log("aboutToAppear success load loadSrc from memory cache for loadSrc = "+ this.imageKnifeOption.loadSrc)
+        LogUtil.log('aboutToAppear success load loadSrc from memory cache for loadSrc = '+ this.imageKnifeOption.loadSrc)
         this.pixelMap = memoryCacheSrc.source;
       }else{
-        LogUtil.log("aboutToAppear fail load loadSrc from memory cache for loadSrc = "+ this.imageKnifeOption.loadSrc)
+        LogUtil.log('aboutToAppear fail load loadSrc from memory cache for loadSrc = '+ this.imageKnifeOption.loadSrc)
         if (this.imageKnifeOption.placeholderSrc !== undefined){
           let memoryCachePlace: ImageKnifeData | undefined = ImageKnife.getInstance()
             .loadFromMemoryCache(engineKey.generateMemoryKey(this.imageKnifeOption.placeholderSrc!,ImageKnifeRequestSource.PLACE_HOLDER,this.imageKnifeOption))
           if (memoryCachePlace !== undefined){
-            LogUtil.log("aboutToAppear success load placeholderSrc from memory cache for placeholderSrc = " + this.imageKnifeOption.placeholderSrc)
+            LogUtil.log('aboutToAppear success load placeholderSrc from memory cache for placeholderSrc = ' + this.imageKnifeOption.placeholderSrc)
             this.pixelMap = memoryCachePlace.source;
           }else{
-            LogUtil.log("aboutToAppear fail load placeholderSrc from memory cache for placeholderSrc = " + this.imageKnifeOption.placeholderSrc)
+            LogUtil.log('aboutToAppear fail load placeholderSrc from memory cache for placeholderSrc = ' + this.imageKnifeOption.placeholderSrc)
           }
         }
       }
@@ -81,9 +68,9 @@ export struct ImageKnifeComponent {
   }
 
   aboutToRecycle() {
+    this.pixelMap = ImageContent.EMPTY
     this.clearLastRequest()
   }
-
   /**
    * 对已DESTROY的组件不再发起请求
    */
@@ -93,7 +80,6 @@ export struct ImageKnifeComponent {
       this.request = undefined
     }
   }
-
   build() {
     Image(this.pixelMap)
       .colorFilter(this.imageKnifeOption.drawingColorFilter)
@@ -109,19 +95,29 @@ export struct ImageKnifeComponent {
         this.currentHeight = newValue.height as number
         this.lastWidth = oldValue.width as number
         this.lastHeight = oldValue.height as number
-
-        // 条件1: 宽高值均有效,值>0. 条件2：当前宽高与上一次宽高不同
-        if (this.currentWidth > 0 && this.currentHeight > 0 &&
-          (this.currentHeight != this.lastHeight || this.currentWidth != this.lastWidth)) {
-          LogUtil.log("onSizeChange execute request:width=" + this.currentWidth + " height= " + this.currentHeight
-            + " loadSrc = " + this.request?.imageKnifeOption.loadSrc
-            + " placeholderSrc = " + this.request?.imageKnifeOption.placeholderSrc
-            + " errorholderSrc = " + this.request?.imageKnifeOption.errorholderSrc)
-          ImageKnife.getInstance().execute(this.getRequest(this.currentWidth, this.currentHeight))
+        if (this.currentWidth <= 0 || this.currentHeight <= 0) {
+          // 存在宽或者高为0,此次重回无意义,无需进行request请求
+        } else {
+          // 前提：宽高值均有效,值>0. 条件1：当前宽高与上一次宽高不同  条件2:当前是第一次绘制
+          if (this.currentHeight != this.lastHeight || this.currentWidth != this.lastWidth) {
+            LogUtil.log('execute request:width=' + this.currentWidth + ' height= ' + this.currentHeight)
+            ImageKnife.getInstance().execute(this.getRequest(this.currentWidth, this.currentHeight))
+          }
         }
       })
   }
 
+  watchImageKnifeOption() {
+    this.clearLastRequest()
+    this.componentVersion++
+    this.objectFit = this.imageKnifeOption.objectFit === undefined ? ImageFit.Contain : this.imageKnifeOption.objectFit
+    LogUtil.log('watchImageKnifeOption execute request:width=' + this.currentWidth + ' height= ' + this.currentHeight
+      + ' loadSrc = ' + this.request?.imageKnifeOption.loadSrc
+      + ' placeholderSrc = ' + this.request?.imageKnifeOption.placeholderSrc
+      + ' errorholderSrc = ' + this.request?.imageKnifeOption.errorholderSrc)
+    ImageKnife.getInstance().execute(this.getRequest(this.currentWidth, this.currentHeight))
+  }
+
   getCurrentContext(): common.UIAbilityContext {
     if (this.currentContext == undefined) {
       this.currentContext = getContext(this) as common.UIAbilityContext
@@ -138,15 +134,16 @@ export struct ImageKnifeComponent {
         height,
         this.componentVersion,
         {
-          showPixelMap: async (version: number, pixelMap: PixelMap | string, requestSource: ImageKnifeRequestSource) => {
+          showPixelMap: (version: number, pixelMap: PixelMap | string,size:Size, requestSource: ImageKnifeRequestSource) => {
             if (version !== this.componentVersion) {
               return //针对reuse场景，不显示历史图片
             }
             this.pixelMap = pixelMap
-            if (typeof this.pixelMap !== 'string' && this.imageKnifeOption.objectFit === ImageFit.Auto) { //针对静态图高度自适应
-              let info = await this.pixelMap.getImageInfo()
-              this.adaptiveWidth = this.currentWidth
-              this.adaptiveHeight = info.size.height * this.currentWidth / info.size.width
+            if (typeof this.pixelMap !== 'string') {
+              if (this.imageKnifeOption.objectFit === ImageFit.Auto) {
+                this.adaptiveWidth = this.currentWidth
+                this.adaptiveHeight = size.height * this.currentWidth / size.width
+              }
             }
 
             if (requestSource == ImageKnifeRequestSource.SRC) {
@@ -165,4 +162,8 @@ export struct ImageKnifeComponent {
 
     return this.request
   }
+}
+
+interface KeyCanvas {
+  keyId: string
 }
\ No newline at end of file
diff --git a/library/src/main/ets/downsampling/BaseDownsampling.ets b/library/src/main/ets/downsampling/BaseDownsampling.ets
index 439a1cb..b7db695 100644
--- a/library/src/main/ets/downsampling/BaseDownsampling.ets
+++ b/library/src/main/ets/downsampling/BaseDownsampling.ets
@@ -1,21 +1,19 @@
 /*
  * Copyright (C) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the 'License');
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
+ * distributed under the License is distributed on an 'AS IS' BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 import { DownsampleStrategy } from './DownsampleStartegy';
 
-import { SampleSizeRounding } from './DownsampleUtils';
-
 export interface BaseDownsampling {
   getName(): string
 
diff --git a/library/src/main/ets/downsampling/DownsampleStartegy.ets b/library/src/main/ets/downsampling/DownsampleStartegy.ets
index 5e95a19..59cd7fb 100644
--- a/library/src/main/ets/downsampling/DownsampleStartegy.ets
+++ b/library/src/main/ets/downsampling/DownsampleStartegy.ets
@@ -1,13 +1,13 @@
 /*
  * Copyright (C) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the 'License');
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
+ * distributed under the License is distributed on an 'AS IS' BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
@@ -17,7 +17,7 @@ import { getScale, highestOneBit, round, SampleSizeRounding } from './Downsample
 
 export class FitCenter implements BaseDownsampling {
   getName() {
-    return "FitCenter"
+    return 'FitCenter'
   }
 
   getScaleFactor(sourceWidth: number, sourceHeight: number, requestedWidth: number, requestedHeight: number,
@@ -46,7 +46,7 @@ export class FitCenter implements BaseDownsampling {
 
 export class AtLeast implements BaseDownsampling {
   getName() {
-    return "AtLeast"
+    return 'AtLeast'
   }
 
   getScaleFactor(sourceWidth: number, sourceHeight: number, requestedWidth: number, requestedHeight: number): number {
@@ -67,7 +67,7 @@ export class AtLeast implements BaseDownsampling {
 
 export class AtMost implements BaseDownsampling {
   getName() {
-    return "AtMost"
+    return 'AtMost'
   }
 
 
@@ -96,7 +96,7 @@ export class AtMost implements BaseDownsampling {
 然后再更据原图的缩放比去适配另一边*/
 export class CenterInside implements BaseDownsampling {
   getName() {
-    return "CenterInside"
+    return 'CenterInside'
   }
   getScaleFactor(sourceWidth: number, sourceHeight: number, requestedWidth: number, requestedHeight: number,
     downsampType: DownsampleStrategy
@@ -107,7 +107,7 @@ export class CenterInside implements BaseDownsampling {
     }
     //将整型的缩放因子转换为2的次幂采样大小
     let scaleFactor = this.getSampleSizeType(sourceWidth, sourceHeight, requestedWidth, requestedHeight,
-    downsampType) == SampleSizeRounding.QUALITY ?
+      downsampType) == SampleSizeRounding.QUALITY ?
     Math.max(1, highestOneBit(Math.max(sourceWidth / outSize.width, sourceHeight / outSize.height))) :
     Math.max(1, highestOneBit(Math.min(sourceWidth / outSize.width, sourceHeight / outSize.height)))
     if (this.getSampleSizeType(sourceWidth, sourceHeight, requestedWidth, requestedHeight, downsampType)
diff --git a/library/src/main/ets/downsampling/Downsampler.ets b/library/src/main/ets/downsampling/Downsampler.ets
index 328e228..a96f394 100644
--- a/library/src/main/ets/downsampling/Downsampler.ets
+++ b/library/src/main/ets/downsampling/Downsampler.ets
@@ -36,12 +36,12 @@ export class Downsampler {
     let scaleFactor: number =
       downsampler.getScaleFactor(sourceWidth, sourceHeight, requestWidth, requestHeight, downsampType);//缩放比
     //基于上一步得出的采样大小，根据不同的图片类型，计算采样后的图片尺寸
-    if (typeValue === "png") {
+    if (typeValue === 'png') {
       return {
         width: Math.floor(sourceWidth / scaleFactor),
         height: Math.floor(sourceHeight / scaleFactor)
       }
-    } else if (typeValue === "webp") {
+    } else if (typeValue === 'webp') {
       return {
         width: Math.round(sourceWidth / scaleFactor),
         height: Math.round(sourceHeight / scaleFactor)
@@ -70,4 +70,4 @@ export class Downsampler {
         throw new Error('Unsupported downsampling strategy');
     }
   }
-}
+}
\ No newline at end of file
diff --git a/library/src/main/ets/key/DefaultEngineKey.ets b/library/src/main/ets/key/DefaultEngineKey.ets
index 12f010f..d15d370 100644
--- a/library/src/main/ets/key/DefaultEngineKey.ets
+++ b/library/src/main/ets/key/DefaultEngineKey.ets
@@ -24,16 +24,16 @@ export class DefaultEngineKey implements IEngineKey {
   // 生成内存缓存key
   generateMemoryKey(loadSrc: string | PixelMap | Resource, requestSource: ImageKnifeRequestSource,
     imageKnifeOption: ImageKnifeOption,isAnimator?: boolean, width?: number, height?: number): string {
-    let key = (isAnimator == true ? "Animator=" : "loadSrc==") + (typeof loadSrc == "string" ? loadSrc : JSON.stringify(loadSrc)) + ";"
+    let key = (isAnimator == true ? 'Animator=' : 'loadSrc==') + (typeof loadSrc == 'string' ? loadSrc : JSON.stringify(loadSrc)) + ';'
     if (requestSource === ImageKnifeRequestSource.SRC) {
-      if (imageKnifeOption.signature !== undefined && imageKnifeOption.signature !== "") {
-        key += "signature=" + imageKnifeOption.signature + ";"
+      if (imageKnifeOption.signature !== undefined && imageKnifeOption.signature !== '') {
+        key += 'signature=' + imageKnifeOption.signature + ';'
       }
       if (imageKnifeOption.transformation) {
-        key += "transformation=" + this.getTransformation(imageKnifeOption.transformation) + ";"
+        key += 'transformation=' + this.getTransformation(imageKnifeOption.transformation) + ';'
       }
       if ((imageKnifeOption.downsampleOf !== DownsampleStrategy.NONE && imageKnifeOption.downsampleOf !== undefined)) {
-        key += "downsampleOf" + imageKnifeOption.downsampleOf +"width="+width+"height="+ height
+        key += 'downsampleOf' + imageKnifeOption.downsampleOf + 'width=' + width + 'height=' + height
       }
     }
     return key
@@ -41,9 +41,9 @@ export class DefaultEngineKey implements IEngineKey {
 
   // 生成文件缓存key
   generateFileKey(loadSrc: string | PixelMap | Resource, signature?: string,isAnimator?: boolean): string {
-    let src = (isAnimator == true ? "Animator=" : "loadSrc==") + (typeof loadSrc == "string" ? loadSrc : JSON.stringify(loadSrc)) + ";"
-    if (signature !== undefined && signature !== "") {
-      src += "signature=" + signature + ";"
+    let src = (isAnimator == true ? 'Animator=' : 'loadSrc==') + (typeof loadSrc == 'string' ? loadSrc : JSON.stringify(loadSrc)) + ';'
+    if (signature !== undefined && signature !== '') {
+      src += 'signature=' + signature + ';'
     }
     return SparkMD5.hashBinary(src)
   }
diff --git a/library/src/main/ets/model/ImageKnifeData.ets b/library/src/main/ets/model/ImageKnifeData.ets
index 8fb3b61..6d65078 100644
--- a/library/src/main/ets/model/ImageKnifeData.ets
+++ b/library/src/main/ets/model/ImageKnifeData.ets
@@ -21,12 +21,53 @@ import { Size } from '@kit.ArkUI'
 import { DownsampleStrategy } from '../downsampling/DownsampleStartegy'
 
 export interface ImageKnifeData {
-  source: PixelMap | string,
-  imageWidth: number,
+  source: PixelMap | string, // url
+  imageWidth: number, // 原始宽高大小
   imageHeight: number,
+  bufSize?: number, // 图片的字节数
   type?:string,
   imageAnimator?: Array<ImageFrameInfo>
+  frameCount ?: number // 帧
+  decodeImages?: Array<DecodeImageInfo> //Image组件或者ImageAnimator组件可以加载一张或者多张
+  timeInfo?: TimeInfo // 加载图片的各个时间点
+  errorInfo?: ErrorInfo // 错误
 }
+
+/**
+ * 解码后的图片的size
+ */
+export interface DecodeImageInfo {
+  contentWidth ?: number // 解码后宽高
+  contentHeight?: number
+  contentSize ?: number // 大小
+}
+
+/**
+ * 加载的错误信息
+ */
+export interface ErrorInfo {
+  phase: string, //图片加载阶段信息，如：网络加载阶段，缓存获取阶段及其解码阶段等
+  code: number,
+  httpCode?: number
+}
+
+/**
+ * load检查时间点
+ */
+export interface TimeInfo {
+  requestStartTime?: number,
+  requestEndTime?: number,
+  requestCancelTime?: number,
+  memoryCheckStartTime?: number,
+  memoryCheckEndTime?: number,
+  diskCheckStartTime?: number,
+  diskCheckEndTime?: number,
+  netRequestStartTime?: number,
+  netRequestEndTime?: number,
+  decodeStartTime?: number,
+  decodeEndTime?: number,
+}
+
 /**
  * onComplete成功回调
  */
@@ -79,7 +120,8 @@ export interface RequestJobResult {
   size?:Size,
   type?: string,
   pixelMapList?:Array<PixelMap>,
-  delayList?: Array<number>
+  delayList?: Array<number>,
+  imageKnifeData?: ImageKnifeData,
 }
 
 /**
@@ -92,7 +134,7 @@ export interface RequestJobRequest {
   allHeaders: Map<string, Object>,
   componentWidth: number,
   componentHeight: number,
-  customGetImage?: (context: Context, src: string | PixelMap | Resource) => Promise<ArrayBuffer | undefined>,
+  customGetImage?: (context: Context, src: string | PixelMap | Resource,headers?: Record<string,Object>) => Promise<ArrayBuffer | undefined>,
   onlyRetrieveFromCache?: boolean
   requestSource: ImageKnifeRequestSource
   transformation?: PixelMapTransformation
@@ -104,7 +146,8 @@ export interface RequestJobRequest {
   fileCacheFolder: string,
   isAnimator?: boolean,
   moduleName?:string,
-  resName?: string,
+  resName?: string
+  caPath?: string,
   targetWidth: number
   targetHeight: number
   downsampType: DownsampleStrategy
diff --git a/library/src/main/ets/model/ImageKnifeOption.ets b/library/src/main/ets/model/ImageKnifeOption.ets
index 4e42b00..9e9b100 100644
--- a/library/src/main/ets/model/ImageKnifeOption.ets
+++ b/library/src/main/ets/model/ImageKnifeOption.ets
@@ -17,101 +17,57 @@ import common from '@ohos.app.ability.common'
 import { CacheStrategy, ImageKnifeData,EventImage } from './ImageKnifeData';
 import { PixelMapTransformation } from '../transform/PixelMapTransformation';
 import { drawing } from '@kit.ArkGraphics2D';
+import { ImageKnifeRequest } from './ImageKnifeRequest';
 import { DownsampleStrategy } from '../downsampling/DownsampleStartegy';
 
 export interface HeaderOptions {
   key: string;
   value: Object;
 }
-interface AnimatorType {
-  state?: AnimationStatus
-  iterations?: number
-  reverse?: boolean
-  onStart?:()=>void
-  onFinish?:()=>void
-  onPause?:()=>void
-  onCancel?:()=>void
-  onRepeat?:()=>void
-}
-@ObservedV2
+
+@Observed
 export class AnimatorOption {
-  @Trace
+  @Track
   state?: AnimationStatus = AnimationStatus.Running
-  @Trace
+  @Track
   iterations?: number = -1
-  @Trace
+  @Track
   reverse?: boolean = false
-  @Trace
+  @Track
   onStart?:()=>void
-  @Trace
+  @Track
   onFinish?:()=>void
-  @Trace
+  @Track
   onPause?:()=>void
-  @Trace
+  @Track
   onCancel?:()=>void
-  @Trace
+  @Track
   onRepeat?:()=>void
-  constructor(option?:AnimatorType) {
-    this.state = option?.state
-    this.iterations = option?.iterations
-    this.reverse = option?.reverse
-    this.onStart = option?.onStart
-    this.onFinish = option?.onFinish
-    this.onPause = option?.onPause
-    this.onCancel = option?.onCancel
-    this.onRepeat = option?.onRepeat
-  }
 }
+
 interface ImageOption {
-  // 主图资源
-  loadSrc: string | PixelMap | Resource
-  // 占位图
-  placeholderSrc?: string | PixelMap | Resource
-  // 失败占位图
-  errorholderSrc?: string | PixelMap | Resource
-  headerOption?: Array<HeaderOptions>;
-  // 自定义缓存关键字
-  signature?: string
-  // 主图填充效果
-  objectFit?: ImageFit
-  // 占位图填充效果
-  placeholderObjectFit?: ImageFit
-  // 错误图填充效果
-  errorholderObjectFit?: ImageFit
-  customGetImage?: (context: Context, src: string | PixelMap | Resource) => Promise<ArrayBuffer | undefined>
-  border?: BorderOptions
-  // 缓存策略
-  writeCacheStrategy?: CacheStrategy
-  // 仅使用缓存加载数据
-  onlyRetrieveFromCache?: boolean;
-  priority?: taskpool.Priority
-  context?: common.UIAbilityContext;
-  progressListener?: (progress: number) => void;
-  transformation?: PixelMapTransformation
-  onLoadListener?: OnLoadCallBack | undefined;
-  onComplete?:(event:EventImage | undefined) => void
-  drawingColorFilter?: ColorFilter | drawing.ColorFilter
-  downsampleOf?: DownsampleStrategy
+  // 自定义证书路径
+  caPath?: string,
 }
-@ObservedV2
+@Observed
 export class ImageKnifeOption {
   // 主图资源
-  @Trace loadSrc: string | PixelMap | Resource = "";
+  loadSrc: string | PixelMap | Resource = '';
   // 占位图
   placeholderSrc?: string | PixelMap | Resource;
   // 失败占位图
   errorholderSrc?: string | PixelMap | Resource;
   headerOption?: Array<HeaderOptions>;
   // 自定义缓存关键字
-  @Trace signature?: string;
+  signature?: string;
   // 主图填充效果
-  @Trace objectFit?: ImageFit
+  objectFit?: ImageFit
   // 占位图填充效果
   placeholderObjectFit?: ImageFit
   // 错误图填充效果
   errorholderObjectFit?: ImageFit
-  customGetImage?: (context: Context, src: string | PixelMap | Resource) => Promise<ArrayBuffer | undefined>
-  @Trace border?: BorderOptions
+  customGetImage?: (context: Context, src: string | PixelMap | Resource,headers?: Record<string,Object>) => Promise<ArrayBuffer | undefined>
+  border?: BorderOptions
   // 缓存策略
   writeCacheStrategy?: CacheStrategy
   // 仅使用缓存加载数据
@@ -119,33 +75,15 @@ export class ImageKnifeOption {
   priority?: taskpool.Priority = taskpool.Priority.LOW
   context?: common.UIAbilityContext;
   progressListener?: (progress: number) => void;
-  @Trace transformation?: PixelMapTransformation
+  transformation?: PixelMapTransformation
   onLoadListener?: OnLoadCallBack | undefined;
   onComplete?:(event:EventImage | undefined) => void
   drawingColorFilter?: ColorFilter | drawing.ColorFilter
-  // 下采样
-  @Trace downsampleOf: DownsampleStrategy = DownsampleStrategy.NONE
-  constructor(option?:ImageOption) {
-    this.loadSrc = option?.loadSrc == undefined ? "" : option?.loadSrc
-    this.placeholderSrc = option?.placeholderSrc
-    this.errorholderSrc = option?.errorholderSrc
-    this.headerOption = option?.headerOption
-    this.signature = option?.signature
-    this.objectFit = option?.objectFit
-    this.placeholderObjectFit = option?.placeholderObjectFit
-    this.errorholderObjectFit = option?.errorholderObjectFit
-    this.customGetImage = option?.customGetImage
-    this.border = option?.border
-    this.writeCacheStrategy = option?.writeCacheStrategy
-    this.onlyRetrieveFromCache = option?.onlyRetrieveFromCache
-    this.priority = option?.priority
-    this.context = option?.context
-    this.progressListener = option?.progressListener
-    this.transformation = option?.transformation
-    this.onLoadListener = option?.onLoadListener
-    this.onComplete = option?.onComplete
-    this.drawingColorFilter = option?.drawingColorFilter
-    this.downsampleOf = option?.downsampleOf==undefined?DownsampleStrategy.NONE:option?.downsampleOf
+  downsampleOf?: DownsampleStrategy // 降采样
+  // 自定义证书路径
+  caPath?: string
+  constructor() {
+
   }
 }
 
@@ -154,13 +92,13 @@ export class ImageKnifeOption {
  */
 export interface OnLoadCallBack {
   // 请求开始
-  onLoadStart?: () => void;
+  onLoadStart?: (request?: ImageKnifeRequest) => void;
 
   // 请求成功
-  onLoadSuccess?: (data: string | PixelMap | undefined, imageKnifeData: ImageKnifeData) => void;
+  onLoadSuccess?: (data: string | PixelMap | undefined, imageKnifeData: ImageKnifeData, request?: ImageKnifeRequest) => void;
 
   // 请求结束
-  onLoadFailed?: (err: string) => void;
+  onLoadFailed?: (err: string, request?: ImageKnifeRequest) => void;
   // 请求取消
-  onLoadCancel?: (reason: string) => void;
+  onLoadCancel?: (reason: string, request?: ImageKnifeRequest) => void;
 }
\ No newline at end of file
diff --git a/library/src/main/ets/model/ImageKnifeRequest.ets b/library/src/main/ets/model/ImageKnifeRequest.ets
index 530b707..6e5db4e 100644
--- a/library/src/main/ets/model/ImageKnifeRequest.ets
+++ b/library/src/main/ets/model/ImageKnifeRequest.ets
@@ -14,8 +14,7 @@
  */
 import { ImageKnifeOption } from './ImageKnifeOption';
 import common from '@ohos.app.ability.common';
-import { ImageKnifeRequestSource } from './ImageKnifeData';
-import { DownsampleStrategy } from '../downsampling/DownsampleStartegy';
+import { ImageKnifeData, ImageKnifeRequestSource } from './ImageKnifeData';
 
 
 export class ImageKnifeRequest {
@@ -28,22 +27,19 @@ export class ImageKnifeRequest {
   ImageKnifeRequestCallback: ImageKnifeRequestCallback
   componentVersion: number = 0
   headers: Map<string,Object> = new Map<string,Object>()
-  downsampType?: DownsampleStrategy
+  private imageCallBackData: ImageKnifeData | undefined = undefined;
   constructor(option: ImageKnifeOption,
               uIAbilityContext: common.UIAbilityContext,
               width: number,
               height: number,
               version: number,
-              ImageKnifeRequestCallback: ImageKnifeRequestCallback,
-              downsampType?: DownsampleStrategy
-  ) {
+              ImageKnifeRequestCallback: ImageKnifeRequestCallback) {
     this.imageKnifeOption = option
     this.context = uIAbilityContext
     this.componentWidth = width
     this.componentHeight = height
     this.componentVersion = version
     this.ImageKnifeRequestCallback = ImageKnifeRequestCallback
-    this.downsampType = downsampType
   }
   // RequestOption调用header对于的方法
   addHeader(key: string, value: Object) {
@@ -58,6 +54,14 @@ export class ImageKnifeRequest {
       }
     })
   }
+
+  setImageKnifeData(data: ImageKnifeData) {
+    this.imageCallBackData = data;
+  }
+
+  getImageKnifeData(): ImageKnifeData | undefined {
+    return this.imageCallBackData
+  }
 }
 
 export enum ImageKnifeRequestState {
@@ -69,5 +73,5 @@ export enum ImageKnifeRequestState {
 
 
 export interface ImageKnifeRequestCallback {
-  showPixelMap: (version: number, pixelMap: PixelMap | string , requestSource: ImageKnifeRequestSource,imageAnimator?: Array<ImageFrameInfo>) => void;
+  showPixelMap: (version: number, pixelMap: PixelMap | string ,size: Size, requestSource: ImageKnifeRequestSource,imageAnimator?: Array<ImageFrameInfo>) => void;
 }
diff --git a/library/src/main/ets/queue/DefaultJobQueue.ets b/library/src/main/ets/queue/DefaultJobQueue.ets
index 53f3d2a..5a4c1f7 100644
--- a/library/src/main/ets/queue/DefaultJobQueue.ets
+++ b/library/src/main/ets/queue/DefaultJobQueue.ets
@@ -18,9 +18,9 @@ import Queue from '@ohos.util.Queue';
 import { taskpool,Stack } from '@kit.ArkTS';
 
 export class DefaultJobQueue implements IJobQueue {
-  highQueue: Stack<ImageKnifeRequest> = new Stack();
-  normalQueue: Stack<ImageKnifeRequest> = new Stack();
-  lowQueue: Stack<ImageKnifeRequest> = new Stack();
+  highQueue: Queue<ImageKnifeRequest> = new Queue();
+  normalQueue: Queue<ImageKnifeRequest> = new Queue();
+  lowQueue: Queue<ImageKnifeRequest> = new Queue();
 
   getQueueLength(): number {
     return this.highQueue.length + this.normalQueue.length + this.lowQueue.length
@@ -28,11 +28,11 @@ export class DefaultJobQueue implements IJobQueue {
 
   add(request: ImageKnifeRequest): void {
     if (request.imageKnifeOption.priority === undefined || request.imageKnifeOption.priority === taskpool.Priority.MEDIUM) {
-      this.normalQueue.push(request)
+      this.normalQueue.add(request)
     } else if (request.imageKnifeOption.priority === taskpool.Priority.HIGH) {
-      this.highQueue.push(request)
+      this.highQueue.add(request)
     } else {
-      this.lowQueue.push(request)
+      this.lowQueue.add(request)
     }
   }
 
diff --git a/library/src/main/ets/transform/CropCircleTransformation.ets b/library/src/main/ets/transform/CropCircleTransformation.ets
index 707ecbf..4b69da2 100644
--- a/library/src/main/ets/transform/CropCircleTransformation.ets
+++ b/library/src/main/ets/transform/CropCircleTransformation.ets
@@ -1,13 +1,13 @@
 /*
  * Copyright (C) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the 'License');
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
+ * distributed under the License is distributed on an 'AS IS' BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
@@ -44,7 +44,7 @@ export class CropCircleTransformation extends PixelMapTransformation {
       height: imageInfo.size.height
     };
     if (!size) {
-      console.error("CropCircleTransformation The image size does not exist.");
+      console.error('CropCircleTransformation The image size does not exist.');
       return data;
     }
     let height: number = size.height;
diff --git a/library/src/main/ets/transform/CropCircleWithBorderTransformation.ets b/library/src/main/ets/transform/CropCircleWithBorderTransformation.ets
index bad7336..e7d578d 100644
--- a/library/src/main/ets/transform/CropCircleWithBorderTransformation.ets
+++ b/library/src/main/ets/transform/CropCircleWithBorderTransformation.ets
@@ -1,13 +1,13 @@
 /*
  * Copyright (C) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the 'License');
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
+ * distributed under the License is distributed on an 'AS IS' BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
@@ -67,7 +67,7 @@ export class CropCircleWithBorderTransformation extends PixelMapTransformation {
       height: imageInfo.size.height
     };
     if (!size) {
-      console.error("CropCircleWithBorderTransformation The image size does not exist.");
+      console.error('CropCircleWithBorderTransformation The image size does not exist.');
       return pixelMap;
     }
     let height: number = size.height;
diff --git a/library/src/main/ets/transform/CropSquareTransformation.ets b/library/src/main/ets/transform/CropSquareTransformation.ets
index f939845..35cb016 100644
--- a/library/src/main/ets/transform/CropSquareTransformation.ets
+++ b/library/src/main/ets/transform/CropSquareTransformation.ets
@@ -32,7 +32,7 @@ export class CropSquareTransformation extends PixelMapTransformation {
       height: imageInfo.size.height
     };
     if (!size) {
-      console.error("CropSquareTransformation The image size does not exist.");
+      console.error('CropSquareTransformation The image size does not exist.');
       return toTransform;
     }
     let pixelMapWidth: number = size.width;
diff --git a/library/src/main/ets/transform/CropTransformation.ets b/library/src/main/ets/transform/CropTransformation.ets
index 1d63651..5337ecc 100644
--- a/library/src/main/ets/transform/CropTransformation.ets
+++ b/library/src/main/ets/transform/CropTransformation.ets
@@ -33,7 +33,7 @@ export class CropTransformation extends PixelMapTransformation {
   }
 
   getName(): string {
-    return this.constructor.name + ";mWidth:" + this.mWidth + ";mHeight:" + this.mHeight + ";mCropType:" + this.mCropType;
+    return this.constructor.name + ';mWidth:' + this.mWidth + ';mHeight:' + this.mHeight + ';mCropType:' + this.mCropType;
   }
 
   async transform(context: Context, toTransform: PixelMap, width: number, height: number): Promise<PixelMap> {
@@ -43,7 +43,7 @@ export class CropTransformation extends PixelMapTransformation {
       height: imageInfo.size.height
     };
     if (!size) {
-      console.error("CropTransformation The image size does not exist.");
+      console.error('CropTransformation The image size does not exist.');
       return toTransform;
     }
     let pixelMapWidth: number = size.width;
diff --git a/library/src/main/ets/transform/KuwaharaTransformation.ets b/library/src/main/ets/transform/KuwaharaTransformation.ets
index 4baf79b..3157724 100644
--- a/library/src/main/ets/transform/KuwaharaTransformation.ets
+++ b/library/src/main/ets/transform/KuwaharaTransformation.ets
@@ -35,7 +35,7 @@ export class KuwaharaTransformation extends PixelMapTransformation {
   async transform(context: Context, toTransform: PixelMap, width: number, height: number): Promise<PixelMap> {
     let imageInfo: image.ImageInfo = await toTransform.getImageInfo();
     if (!imageInfo.size) {
-      console.error("KuwaharaTransformation The image size does not exist.");
+      console.error('KuwaharaTransformation The image size does not exist.');
       return toTransform;
     }
     return await this.kuwaharaGpu(toTransform, imageInfo.size.width, imageInfo.size.height);
diff --git a/library/src/main/ets/transform/MaskTransformation.ets b/library/src/main/ets/transform/MaskTransformation.ets
index a715cf1..8293e25 100644
--- a/library/src/main/ets/transform/MaskTransformation.ets
+++ b/library/src/main/ets/transform/MaskTransformation.ets
@@ -45,7 +45,7 @@ export class MaskTransformation extends PixelMapTransformation {
       height: imageInfo.size.height
     };
     if (!size) {
-      console.error("MaskTransformation The image size does not exist.");
+      console.error('MaskTransformation The image size does not exist.');
       return toTransform;
     }
     let pixelMapWidth: number = size.width;
@@ -62,17 +62,17 @@ export class MaskTransformation extends PixelMapTransformation {
 
   private async openInternal(context: Context, bitmap: PixelMap, width: number, height: number): Promise<PixelMap> {
     if (context == undefined) {
-      console.error("MaskTransformation openInternal the context is undefined.");
+      console.error('MaskTransformation openInternal the context is undefined.');
       return bitmap;
     }
     let moduleContext = context.createModuleContext(this.mResourceModuleName);
     if (moduleContext == undefined) {
-      console.error("MaskTransformation openInternal the moduleContext is undefined.");
+      console.error('MaskTransformation openInternal the moduleContext is undefined.');
       return bitmap;
     }
     let resourceManager = moduleContext.resourceManager as resourceManager.ResourceManager;
     if (resourceManager == undefined) {
-      console.error("MaskTransformation openInternal the resourceManager is undefined.");
+      console.error('MaskTransformation openInternal the resourceManager is undefined.');
       return bitmap;
     }
     let array: Uint8Array = await resourceManager.getMediaContent(this.mResourceId);
@@ -96,7 +96,7 @@ export class MaskTransformation extends PixelMapTransformation {
       height: imageInfo.size.height
     };
     if (!size) {
-      console.error("MaskTransformation mask the image size does not exist.");
+      console.error('MaskTransformation mask the image size does not exist.');
       return bitmap;
     }
     let width = size.width;
@@ -133,7 +133,7 @@ export class MaskTransformation extends PixelMapTransformation {
       height: imageInfoMask.size.height
     };
     if (!sizeMask) {
-      console.error("MaskTransformation mask the sizeMask size does not exist.");
+      console.error('MaskTransformation mask the sizeMask size does not exist.');
       return bitmap;
     }
     let widthMask = sizeMask.width;
diff --git a/library/src/main/ets/transform/MultiTransTransformation.ets b/library/src/main/ets/transform/MultiTransTransformation.ets
index 459afbc..b032a1d 100644
--- a/library/src/main/ets/transform/MultiTransTransformation.ets
+++ b/library/src/main/ets/transform/MultiTransTransformation.ets
@@ -37,9 +37,9 @@ export class MultiTransTransformation extends PixelMapTransformation {
   }
 
   getName(): string {
-    let res: string = ""
+    let res: string = ''
     this.transformations.forEach((transformation) => {
-      res += transformation.getName() + "&"
+      res += transformation.getName() + '&'
     })
     return res
   }
diff --git a/library/src/main/ets/transform/PixelationTransformation.ets b/library/src/main/ets/transform/PixelationTransformation.ets
index 2a32d78..d226e06 100644
--- a/library/src/main/ets/transform/PixelationTransformation.ets
+++ b/library/src/main/ets/transform/PixelationTransformation.ets
@@ -39,7 +39,7 @@ export class PixelationTransformation extends PixelMapTransformation {
   async transform(context: Context, toTransform: PixelMap, width: number, height: number): Promise<PixelMap> {
     let imageInfo: image.ImageInfo = await toTransform.getImageInfo();
     if (!imageInfo.size) {
-      console.error("PixelationTransformation The image size does not exist.");
+      console.error('PixelationTransformation The image size does not exist.');
       return toTransform;
     }
     return await this.pixelGPU(toTransform, imageInfo.size.width, imageInfo.size.height);
diff --git a/library/src/main/ets/transform/SepiaTransformation.ets b/library/src/main/ets/transform/SepiaTransformation.ets
index 153d69d..728c079 100644
--- a/library/src/main/ets/transform/SepiaTransformation.ets
+++ b/library/src/main/ets/transform/SepiaTransformation.ets
@@ -28,7 +28,7 @@ export class SepiaTransformation extends PixelMapTransformation {
   async transform(context: Context, toTransform: PixelMap, width: number, height: number): Promise<PixelMap> {
     let imageInfo: image.ImageInfo = await toTransform.getImageInfo();
     if (!imageInfo.size) {
-      console.error("SepiaTransformation The image size does not exist.");
+      console.error('SepiaTransformation The image size does not exist.');
       return toTransform;
     }
     return await this.sepiaGPU(toTransform, imageInfo.size.width, imageInfo.size.height);
diff --git a/library/src/main/ets/transform/SketchTransformation.ets b/library/src/main/ets/transform/SketchTransformation.ets
index 2f8933d..91a9d05 100644
--- a/library/src/main/ets/transform/SketchTransformation.ets
+++ b/library/src/main/ets/transform/SketchTransformation.ets
@@ -28,7 +28,7 @@ export class SketchTransformation extends PixelMapTransformation {
   async transform(context: Context, toTransform: PixelMap, width: number, height: number): Promise<PixelMap> {
     let imageInfo: image.ImageInfo = await toTransform.getImageInfo();
     if (!imageInfo.size) {
-      console.error("SketchTransformation The image size does not exist.");
+      console.error('SketchTransformation The image size does not exist.');
       return toTransform;
     }
     return await this.sketchGPU(toTransform, imageInfo.size.width, imageInfo.size.height);
diff --git a/library/src/main/ets/transform/SwirlTransformation.ets b/library/src/main/ets/transform/SwirlTransformation.ets
index 1cebc74..02b7d09 100644
--- a/library/src/main/ets/transform/SwirlTransformation.ets
+++ b/library/src/main/ets/transform/SwirlTransformation.ets
@@ -50,7 +50,7 @@ export class SwirlTransformation extends PixelMapTransformation {
   async transform(context: Context, toTransform: PixelMap, width: number, height: number): Promise<PixelMap> {
     let imageInfo: image.ImageInfo = await toTransform.getImageInfo();
     if (!imageInfo.size) {
-      console.error("SwirlTransformation The image size does not exist.");
+      console.error('SwirlTransformation The image size does not exist.');
       return toTransform;
     }
     return await this.swirlGPU(toTransform, imageInfo.size.width, imageInfo.size.height);
diff --git a/library/src/main/ets/transform/ToonTransformation.ets b/library/src/main/ets/transform/ToonTransformation.ets
index 8b73343..89bd085 100644
--- a/library/src/main/ets/transform/ToonTransformation.ets
+++ b/library/src/main/ets/transform/ToonTransformation.ets
@@ -41,7 +41,7 @@ export class ToonTransformation extends PixelMapTransformation {
   async transform(context: Context, toTransform: PixelMap, width: number, height: number): Promise<PixelMap> {
     let imageInfo: image.ImageInfo = await toTransform.getImageInfo();
     if (!imageInfo.size) {
-      console.error("ToonTransformation The image size does not exist.");
+      console.error('ToonTransformation The image size does not exist.');
       return toTransform;
     }
     return await this.toonGPU(toTransform, imageInfo.size.width, imageInfo.size.height);
diff --git a/library/src/main/ets/transform/VignetterTransformation.ets b/library/src/main/ets/transform/VignetterTransformation.ets
index a8c7691..f750a66 100644
--- a/library/src/main/ets/transform/VignetterTransformation.ets
+++ b/library/src/main/ets/transform/VignetterTransformation.ets
@@ -54,7 +54,7 @@ export class VignetterTransformation extends PixelMapTransformation {
   async transform(context: Context, toTransform: PixelMap, width: number, height: number): Promise<PixelMap> {
     let imageInfo: image.ImageInfo = await toTransform.getImageInfo();
     if (!imageInfo.size) {
-      console.error("VignetterTransformation The image size does not exist.");
+      console.error('VignetterTransformation The image size does not exist.');
       return toTransform;
     }
     return await this.swirlGPU(toTransform, imageInfo.size.width, imageInfo.size.height);
diff --git a/library/src/main/ets/transform/entry/PixelEntry.ets b/library/src/main/ets/transform/entry/PixelEntry.ets
index 4a0205a..f16783a 100644
--- a/library/src/main/ets/transform/entry/PixelEntry.ets
+++ b/library/src/main/ets/transform/entry/PixelEntry.ets
@@ -1,13 +1,13 @@
 /*
  * Copyright (C) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the 'License');
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
+ * distributed under the License is distributed on an 'AS IS' BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
@@ -21,6 +21,6 @@ export class PixelEntry {
   pixel: number = 0;
 
   public toString(): string {
-    return "PixelEntry a:" + this.a + ";b:" + this.b + ";r:" + this.r + ";g:" + this.g + ";f:" + this.f;
+    return 'PixelEntry a:' + this.a + ';b:' + this.b + ';r:' + this.r + ';g:' + this.g + ';f:' + this.f;
   }
 }
\ No newline at end of file
diff --git a/library/src/main/ets/utils/CalculatePixelUtils.ets b/library/src/main/ets/utils/CalculatePixelUtils.ets
index 3bf1568..34abc04 100644
--- a/library/src/main/ets/utils/CalculatePixelUtils.ets
+++ b/library/src/main/ets/utils/CalculatePixelUtils.ets
@@ -1,13 +1,13 @@
 /*
  * Copyright (C) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the 'License');
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
+ * distributed under the License is distributed on an 'AS IS' BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
diff --git a/library/src/main/ets/utils/ColorUtils.ets b/library/src/main/ets/utils/ColorUtils.ets
index 5c1ee2e..4437557 100644
--- a/library/src/main/ets/utils/ColorUtils.ets
+++ b/library/src/main/ets/utils/ColorUtils.ets
@@ -1,13 +1,13 @@
 /*
  * Copyright (C) 2024 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the 'License');
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
+ * distributed under the License is distributed on an 'AS IS' BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
diff --git a/library/src/main/ets/utils/Constants.ets b/library/src/main/ets/utils/Constants.ets
index d187451..98dbd4e 100644
--- a/library/src/main/ets/utils/Constants.ets
+++ b/library/src/main/ets/utils/Constants.ets
@@ -13,5 +13,62 @@
  * limitations under the License.
  */
 export class Constants {
-  public static PROGRESS_EMITTER: string = "progressEmitter"
+  public static PROGRESS_EMITTER: string = 'progressEmitter'
+  public static CALLBACK_EMITTER: string = 'callBackEmitter'
+}
+
+/**
+ * 图片加载的code
+ */
+export enum LoadPixelMapCode {
+  // createImageSource error code
+  IMAGE_SOURCE_ERROR_CODE = 100001,
+  // createPixelMap error code
+  IMAGE_DECODE_ERROR_CODE = 100002,
+  //ImageKnifeAnimatorComponent组件仅支持动态图 code
+  IMAGE_FORMAT_ERROR_CODE = 100003,
+  //load failed code
+  IMAGE_LOAD_FAILED_CODE = 100004,
+  //自定义下载失败 code
+  IMAGE_CUSTOM_LOAD_FAILED_CODE = 100005,
+  // http请求失败 code
+  IMAGE_HTTPS_LOAD_FAILED_CODE = 100006,
+  //设置onlyRetrieveFromCache 导致的加载失败的code
+  IMAGE_RETRIEVE_CACHE_CODE = 100007,
+  //加载共享图片失败code
+  IMAGE_LOAD_SHARE_FILE_FAILED_CODE = 100008,
+  //加载本地文件图片失败code
+  IMAGE_LOAD_LOCAL_FILE_FAILED_CODE = 100009,
+  // 取消请求加载code
+  IMAGE_LOAD_CANCEL_FAILED_CODE = 1000010,
+  // 解析图片格式阶段
+  IMAGE_PARSE_FORMAT_FAILED_CODE = 1000011
+}
+
+/**
+ * 图片加载的各个阶段
+ */
+export enum LoadPhase {
+  // 图片加载阶段
+  PHASE_LOAD = 'load',
+  // 网络请求下载阶段
+  PHASE_NET = 'net',
+  //获取图片格式阶段
+  PHASE_GET_FORMAT = 'parse_format',
+  //自定义下载阶段 customGetImage
+  PHASE_CUSTOM_LOAD = 'customGetImage',
+  // createPixelMap 阶段
+  PHASE_CREATE_SOURCE = 'createImageSource',
+  //createPixelMap 阶段
+  PHASE_CREATE_PIXEL_MAP = 'createPixelMap',
+  //请求队列排队阶段
+  PHASE_THREAD_QUEUE = 'thread_queue',
+  //图片解析阶段
+  PHASE_PARSE_IAMGE = 'parseImage',
+  //加载解析datashare:// 或者file:// 阶段
+  PHASE_SHARE_FILE = 'datashare_or_file',
+  //加载解析本地文件阶段
+  PHASE_LOCAL_FILE = 'load_local_file',
+  //图片加载解析完成，即将显示的阶段
+  PHASE_WILL_SHOW = 'will_show',
 }
\ No newline at end of file
diff --git a/library/src/main/ets/utils/FileTypeUtil.ets b/library/src/main/ets/utils/FileTypeUtil.ets
index 7627162..60d7f8b 100644
--- a/library/src/main/ets/utils/FileTypeUtil.ets
+++ b/library/src/main/ets/utils/FileTypeUtil.ets
@@ -80,7 +80,7 @@ export class FileTypeUtil {
       return false; // 文件长度不足，无法匹配魔数
     }
 
-    for (let i = fileType == "heic" ? 4 : 0; i < signature.length; i++) {
+    for (let i = fileType == 'heic' ? 4 : 0; i < signature.length; i++) {
       if (fileData[i] !== signature[i]) {
         return false; // 魔数不匹配
       }
diff --git a/library/src/main/ets/utils/FileUtils.ets b/library/src/main/ets/utils/FileUtils.ets
index 5f41dd1..b458d94 100644
--- a/library/src/main/ets/utils/FileUtils.ets
+++ b/library/src/main/ets/utils/FileUtils.ets
@@ -47,7 +47,7 @@ export class FileUtils {
       }
       return true
     } catch (err) {
-      LogUtil.error("FileUtils deleteFileSync failed: err msg=" + err.message + " err code=" + err.code);
+      LogUtil.error('FileUtils deleteFileSync failed: err msg=' + err.message + ' err code=' + err.code);
       return false
     }
   }
@@ -63,7 +63,7 @@ export class FileUtils {
     try {
       await fs.unlink(path)
     } catch (err) {
-      LogUtil.error("FileUtils deleteFile failed: err msg=" + err.message + " err code=" + err.code);
+      LogUtil.error('FileUtils deleteFile failed: err msg=' + err.message + ' err code=' + err.code);
     }
   }
 
@@ -82,7 +82,7 @@ export class FileUtils {
       return true
     }
     catch (err) {
-      LogUtil.error("FileUtils writeDataSync failed: err msg=" + err.message + " err code=" + err.code);
+      LogUtil.error('FileUtils writeDataSync failed: err msg=' + err.message + ' err code=' + err.code);
       return false
     }
   }
@@ -102,7 +102,7 @@ export class FileUtils {
       return true
     }
     catch (err) {
-      LogUtil.error("FileUtils writeData failed: err msg=" + err.message + " err code=" + err.code);
+      LogUtil.error('FileUtils writeData failed: err msg=' + err.message + ' err code=' + err.code);
       return false
     }
   }
@@ -122,7 +122,7 @@ export class FileUtils {
       }
     } catch (error) {
       let err: BusinessError = error as BusinessError;
-      LogUtil.error("FileUtils exist failed with error message: " + err.message + ", error code: " + err.code);
+      LogUtil.error('FileUtils exist failed with error message: ' + err.message + ', error code: ' + err.code);
     }
     return false
   }
@@ -137,7 +137,7 @@ export class FileUtils {
       let stat = fs.statSync(path)
       return stat.size
     } catch (e) {
-      LogUtil.error("FileUtils getFileSize e " + e)
+      LogUtil.error('FileUtils getFileSize e ' + e)
       return -1
     }
   }
@@ -159,7 +159,7 @@ export class FileUtils {
       }
     } catch (error) {
       let err: BusinessError = error as BusinessError;
-      LogUtil.error("FileUtils readFileSync failed with error message: " + err.message + ", error code: " + err.code);
+      LogUtil.error('FileUtils readFileSync failed with error message: ' + err.message + ', error code: ' + err.code);
     }
     return undefined
   }
@@ -176,10 +176,11 @@ export class FileUtils {
       let length = stat.size;
       let buf = new ArrayBuffer(length);
       await fs.read(fd, buf);
+      await fs.close(fd)
       return buf
     } catch (error) {
       let err: BusinessError = error as BusinessError;
-      LogUtil.error("FileUtils readFile failed with error message: " + err.message + ", error code: " + err.code);
+      LogUtil.error('FileUtils readFile failed with error message: ' + err.message + ', error code: ' + err.code);
     }
     return undefined
   }
@@ -210,7 +211,7 @@ export class FileUtils {
         }
       }
     } catch (e) {
-      LogUtil.log("FileUtils createFolder err : " + e)
+      LogUtil.log('FileUtils createFolder err : ' + e)
     }
   }
 
@@ -224,7 +225,7 @@ export class FileUtils {
       return true
     } catch (error) {
       let err: BusinessError = error as BusinessError;
-      LogUtil.error("FileUtils createFolder failed with error message: " + err.message + ", error code: " + err.code);
+      LogUtil.error('FileUtils createFolder failed with error message: ' + err.message + ', error code: ' + err.code);
     }
     return false
   }
@@ -245,7 +246,7 @@ export class FileUtils {
     }
     catch (error) {
       let err: BusinessError = error as BusinessError;
-      LogUtil.error("FileUtils existFolder failed with error message: " + err.message + ", error code: " + err.code);
+      LogUtil.error('FileUtils existFolder failed with error message: ' + err.message + ', error code: ' + err.code);
     }
     return false
   }
@@ -258,7 +259,7 @@ export class FileUtils {
       fs.closeSync(fd)
       return true
     } catch (err) {
-      LogUtil.error("FileUtils writeFileSync failed with error message: " + err.message + ", error code: " + err.code);
+      LogUtil.error('FileUtils writeFileSync failed with error message: ' + err.message + ', error code: ' + err.code);
     }
     return false
   }
@@ -267,7 +268,7 @@ export class FileUtils {
     try {
       return fs.listFileSync(path)
     } catch (err) {
-      LogUtil.error("FileUtils ListFileSync failed with error message: " + err.message + ", error code: " + err.code);
+      LogUtil.error('FileUtils ListFileSync failed with error message: ' + err.message + ', error code: ' + err.code);
     }
     return []
   }
@@ -276,7 +277,7 @@ export class FileUtils {
     try {
       return fs.listFile(path)
     } catch (err) {
-      LogUtil.error("FileUtils ListFile failed with error message: " + err.message + ", error code: " + err.code);
+      LogUtil.error('FileUtils ListFile failed with error message: ' + err.message + ', error code: ' + err.code);
     }
     return []
   }
@@ -285,7 +286,7 @@ export class FileUtils {
     try {
       return fs.statSync(path)
     } catch (err) {
-      LogUtil.error("FileUtils StatSync failed with error message: " + err.message + ", error code: " + err.code);
+      LogUtil.error('FileUtils StatSync failed with error message: ' + err.message + ', error code: ' + err.code);
     }
     return undefined
   }
@@ -294,7 +295,7 @@ export class FileUtils {
     try {
       return fs.stat(path)
     } catch (err) {
-      LogUtil.error("FileUtils Stat failed with error message: " + err.message + ", error code: " + err.code);
+      LogUtil.error('FileUtils Stat failed with error message: ' + err.message + ', error code: ' + err.code);
     }
     return undefined
   }
diff --git a/library/src/main/ets/utils/LogUtil.ets b/library/src/main/ets/utils/LogUtil.ets
index d59f582..7c802a2 100644
--- a/library/src/main/ets/utils/LogUtil.ets
+++ b/library/src/main/ets/utils/LogUtil.ets
@@ -16,7 +16,7 @@ import { hilog } from '@kit.PerformanceAnalysisKit';
 
 export class LogUtil {
   public static readonly DOMAIN: number = 0xD002220;
-  public static readonly TAG: string = "ImageKnife::";
+  public static readonly TAG: string = 'ImageKnife::';
 
   public static debug(message: string, ...args: Object[]) {
     hilog.debug(LogUtil.DOMAIN, LogUtil.TAG, message, args)
diff --git a/sharedlibrary/Index.ets b/sharedlibrary/Index.ets
index 5d74d4b..99a925e 100644
--- a/sharedlibrary/Index.ets
+++ b/sharedlibrary/Index.ets
@@ -24,6 +24,8 @@ export { ImageKnife } from '@ohos/imageknife'
 
 export { ImageKnifeOption,AnimatorOption } from '@ohos/imageknife'
 
+export { DownsampleStrategy } from "@ohos/imageknife"
+
 export { ImageKnifeRequest } from '@ohos/imageknife'
 
 export { FileUtils } from '@ohos/imageknife'
diff --git a/sharedlibrary/src/main/ets/pages/Index.ets b/sharedlibrary/src/main/ets/pages/Index.ets
index 92d223f..16eaada 100644
--- a/sharedlibrary/src/main/ets/pages/Index.ets
+++ b/sharedlibrary/src/main/ets/pages/Index.ets
@@ -14,14 +14,14 @@
  */
 import { ImageKnife , ImageKnifeComponent ,ImageKnifeOption } from "@ohos/imageknife"
 
-@ComponentV2
+@Component
 export struct IndexComponent {
-  @Local imageKnifeOption: ImageKnifeOption = new ImageKnifeOption({
+  @State imageKnifeOption: ImageKnifeOption = {
     loadSrc: $r('app.media.startIcon')
-  })
+  }
   build() {
     Column() {
-      Button($r('app.string.Preload')).onClick((event: ClickEvent) => {
+      Button("preload").onClick((event: ClickEvent) => {
         ImageKnife.getInstance()
           .preLoadCache('https://hbimg.huabanimg.com/95a6d37a39aa0b70d48fa18dc7df8309e2e0e8e85571e-x4hhks_fw658/format/webp')
           .then((data) => {