MediaMetadataRetriever metaRetriever = new MediaMetadataRetriever();   metaRetriever.setDataSource(filePath);String out = "";   // get mp3 info  // convert duration to minute:secondsString duration =   metaRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_DURATION);Log.v("time", duration);long dur = Long.parseLong(duration);String seconds = String.valueOf((dur % 60000) / 1000);Log.v("seconds", seconds);String minutes = String.valueOf(dur / 60000);out = minutes + ":" + seconds;if (seconds.length() == 1) {    txtTime.setText("0" + minutes + ":0" + seconds);}else {    txtTime.setText("0" + minutes + ":" + seconds);}Log.v("minutes", minutes);  // close object   metaRetriever.release();