diff --git a/library/src/main/ets/components/imageknife/Downsampling/BaseDownsampling.ets b/library/src/main/ets/components/imageknife/Downsampling/BaseDownsampling.ets
index ec51f3c..dff6820 100644
--- a/library/src/main/ets/components/imageknife/Downsampling/BaseDownsampling.ets
+++ b/library/src/main/ets/components/imageknife/Downsampling/BaseDownsampling.ets
@@ -1,9 +1,8 @@
 import {lang}from '@kit.ArkTs';
 type ISendable = lang.ISendable;
+
 export interface BaseDownsampling extends ISendable{
   getName():string
   getScaleFactor(sourceWidth:number, sourceHeight:number, requestWidth:number, requestHeight:number):number
-
-
   getSampleSizeRounding(sourceWidth:number, sourceHeight:number, requestWidth:number, requestHeight:number):number
 }
\ No newline at end of file