diff --git a/entry/src/main/ets/pages/videoFile.ets b/entry/src/main/ets/pages/videoFile.ets
index 3ec40ceabbde3dbf3027a9e5e7cf600c50a387b4..6fb5af33167850ef3b356cdfbd211c33e49a8b5c 100644
--- a/entry/src/main/ets/pages/videoFile.ets
+++ b/entry/src/main/ets/pages/videoFile.ets
@@ -6,6 +6,7 @@ import worker from '@ohos.worker'
 import  ButtomView  from '../Components/BottomView';
 import mediaLibrary from '@ohos.multimedia.mediaLibrary';
 import prompt from '@system.prompt';
+import MediaUtils from '../Model/MediaUtils';
 
 @Entry
 @Component
@@ -39,35 +40,13 @@ struct AudioFile {
       path:  router.getParams()['videoPath']
     })
   }
-  /*
-    * 获取选中资源
-    *
-    *return fileAsset and fd
-    */
-
-  async getSelectFileAsset(title){
-    let fileKeyObj = mediaLibrary.FileKey;
-    let fetchOp = {
-      selections: fileKeyObj.TITLE + '= ?',
-      selectionArgs: [title.toString()],
-      order: fileKeyObj.DATE_ADDED + " DESC",
-    }
-    console.log('hans----..,,..:'+title)
-
-    let fetchFileResult = await mediaLibrary.getMediaLibrary(globalThis.context).getFileAssets(fetchOp);
-    console.log('hans----..,,..'+fetchFileResult.getCount())
-
-    let fileAsset = await fetchFileResult.getFirstObject();
-    console.log('hans----..,,..')
-    return fileAsset
-  }
   /*
     * 修改名字
     *
     */
   async renameOrTitle(newTitle) {
     let nameList = this.selectVideo.name.split('.')
-    let fileAsset = await this.getSelectFileAsset(nameList[0])
+    let fileAsset = await MediaUtils.getInstance().getSelectFileAsset(nameList[0])
     if (fileAsset) {
       fileAsset.title = newTitle//把刚改完的文件名赋给从媒体库获取的文件
       fileAsset.displayName = newTitle+'.'+nameList[1]