更新说明：

1、修复了pngj测试页面，快速点击导致应用闪退的问题

Signed-off-by: 明月清风 <2928139825@qq.com>

AppScope/app.json5

@@ -3,7 +3,7 @@
     "bundleName": "com.openharmony.imageknife",
     "vendor": "example",
     "versionCode": 1000000,
-    "versionName": "2.0.3",
+    "versionName": "2.0.4",
     "icon": "$media:app_icon",
     "label": "$string:app_name",
     "distributedNotificationEnabled": true

CHANGELOG.md

@@ -1,3 +1,10 @@
+## 2.0.4
+
+- 修复若干问题：
+
+​      修复了pngj测试页面，快速点击导致应用闪退的问题
+
+
 ## 2.0.3
 
 - 修复若干问题：

entry/oh-package.json5

@@ -4,7 +4,7 @@
   "name": "entry",
   "description": "example description",
   "repository": {},
-  "version": "2.0.3",
+  "version": "2.0.4",
   "dependencies": {
     "@ohos/imageknife": "file:../imageknife",
     "@ohos/disklrucache": "^2.0.0"

imageknife/oh-package.json5

@@ -14,7 +14,7 @@
   "main": "index.ets",
   "repository": "https://gitee.com/openharmony-tpc/ImageKnife",
   "type": "module",
-  "version": "2.0.3",
+  "version": "2.0.4",
   "dependencies": {
     "@ohos/disklrucache": "^2.0.0",
     "@ohos/svg": "^2.0.0",

imageknife/src/main/ets/components/imageknife/pngj/Pngj.ets

@@ -21,12 +21,15 @@ import ArkWorker from '@ohos.worker'
 export class Pngj {
   readPngImageInfo(arraybuffer: ArrayBuffer, callback:PngCallback<ArrayBuffer, any>) {
     let imageSource = image.createImageSource(arraybuffer as any);
-    imageSource.getImageInfo((err, value) => {
-      if (err) {
-        return;
-      }
-      callback(arraybuffer, value);
-    });
+    if (imageSource != undefined){
+      imageSource.getImageInfo((err, value) => {
+        if (err) {
+          return;
+        }
+        callback(arraybuffer, value);
+      });
+    }
+
   }
 
   /**

oh-package.json5

@@ -6,6 +6,6 @@
   "name": "imageknife",
   "description": "example description",
   "repository": {},
-  "version": "2.0.3",
+  "version": "2.0.4",
   "dependencies": {}
 }