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技術ゾーン | qijun83.blogspot.com Reviews

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Private Bitmap createVideoThumbnail(String filePath) {. Bitmap bitmap = null;. MediaMetadataRetriever retriever = new MediaMetadataRetriever();. Retriever.setMode(MediaMetadataRetriever.MODE CAPTURE FRAME ONLY);. Bitmap = retriever.captureFrame();. Assume this is a corrupt video file. Catch (RuntimeException ex) {. Assume this is a corrupt video file. Catch (RuntimeException ex) {. Ignore failures while cleaning up. 提供了MediaMetadataRetriever，由JNI(media jni)实现。 Bitmap bitmap = null;. Bitmap bm = null;.

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1 技術ゾーン

2 android为多媒体文件生成缩略图

3 1、video

4 对于视频，取第一帧作为 缩略图

5 65292;也就是怎样从filepath得到一个bitmap对象

6 try {

7 retriever setdatasource filepath ;

8 catch illegalargumentexception ex {

9 finally {

10 retriever release ;

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技術ゾーン,android为多媒体文件生成缩略图,1、video,对于视频，取第一帧作为 缩略图,65292;也就是怎样从filepath得到一个bitmap对象,try {,retriever setdatasource filepath ;,catch illegalargumentexception ex {,finally {,retriever release ;,return bitmap;,复制代码,android,另外还有两个方法可以用：,2、music,3、image,图片就很简单了

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技術ゾーン | qijun83.blogspot.com Reviews

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Private Bitmap createVideoThumbnail(String filePath) {. Bitmap bitmap = null;. MediaMetadataRetriever retriever = new MediaMetadataRetriever();. Retriever.setMode(MediaMetadataRetriever.MODE CAPTURE FRAME ONLY);. Bitmap = retriever.captureFrame();. Assume this is a corrupt video file. Catch (RuntimeException ex) {. Assume this is a corrupt video file. Catch (RuntimeException ex) {. Ignore failures while cleaning up. 提供了MediaMetadataRetriever，由JNI(media jni)实现。 Bitmap bitmap = null;. Bitmap bm = null;.