Luk*_*sen 6 media video android
我正在尝试使用Android MediaMetadataRetriever来获取mp4格式的重新录制视频的长度-但我遇到了例外:
07-13 13:54:32.686: E/AndroidRuntime(19790): FATAL EXCEPTION: main
07-13 13:54:32.686: E/AndroidRuntime(19790): java.lang.RuntimeException: setDataSource failed: status = 0x80000000
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我的代码是:
MediaMetadataRetriever retriever = new MediaMetadataRetriever();
retriever.setDataSource(video.getMediaUrl());
String time = retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_DURATION);
long timeInmillisec = Long.parseLong(time);
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而video.getMediaUrl()路径与此类似:
file:///storage/emulated/0/Foldername/Videos/VID_20130713_135318.mp4
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我不知道我在做什么错-请任何人帮助我!此代码也适用于音频文件,但不适用于视频。
小智 5
public static String getFileDuration(Context context, File file) {
String result = null;
MediaMetadataRetriever retriever = null;
FileInputStream inputStream = null;
try {
retriever = new MediaMetadataRetriever();
inputStream = new FileInputStream(file.getAbsolutePath());
retriever.setDataSource(inputStream.getFD());
long time = Long.parseLong(retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_DURATION));
result = String.format(context.getResources().getString(R.string.player_time_format),
AppUtil.getPlayerMinutes(time), AppUtil.getPlayerSoconds(time));
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (RuntimeException e) {
e.printStackTrace();
} finally{
if (retriever != null){
retriever.release()
}if (inputStream != null){
inputStream.close()
}
}
return result;
}
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