android capture video frame

Question

I need to get a frame of a video file (it may be on sdcard, cache dir or app dir). I have package android.media in my application and inside I have class MediaMetadataRetrie

Answer 1

so is there a specific way to get the frame from video as

 File sdcard = Environment.getExternalStorageDirectory();
 File file = new File(sdcard, "myvideo.mp4");