问如何在Android中将所有视频格式的文件转换为所有音频格式的文件

EN

FFmpeg ffmpeg = FFmpeg.getInstance(context);
try {

  //Set the ffmpeg syntax you want to execute
  cmd = "-i input.mp4 -c:a copy -vn -sn output.m4a";

  ffmpeg.execute(cmd, new ExecuteBinaryResponseHandler() {

    @Override
    public void onStart() {}

    @Override
    public void onProgress(String message) {}

    @Override
    public void onFailure(String message) {}

    @Override
    public void onSuccess(String message) {}

    @Override
    public void onFinish() {}
  });
} catch (FFmpegCommandAlreadyRunningException e) {
  // Handle if FFmpeg is already running
}