+import com.owncloud.android.datamodel.OCFile;
+
+/**
+ * Activity implementing a basic video player.
+ *
+ * Used as an utility to preview video files contained in an ownCloud account.
+ *
+ * Currently, it always plays in landscape mode, full screen. When the playback ends,
+ * the activity is finished.
+ *
+ * @author David A. Velasco
+ */
+public class VideoActivity extends Activity implements OnCompletionListener, OnPreparedListener, OnErrorListener {
+
+ /** Key to receive an {@link OCFile} to play as an extra value in an {@link Intent} */
+ public static final String EXTRA_FILE = "FILE";
+ /** Key to receive the ownCloud {@link Account} where the file to play is saved as an extra value in an {@link Intent} */
+ public static final String EXTRA_ACCOUNT = "ACCOUNT";
+
+ // Time To keep the control panel visible when the user does not use it
+ private static final int MEDIA_CONTOL_LIFE = 5000;
+
+ private static final int OC_MEDIA_ERROR = 0;
+ private static final String TAG = null;
+
+ private OCFile mFile; // video file to play
+ private Account mAccount; // ownCloud account holding mFile
+ private VideoView mVideoPlayer; // view to play the file; both performs and show the playback
+ private MediaController mMediaController; // panel control used by the user to control the playback
+
+ /**
+ * Called when the activity is first created.
+ *
+ * Searches for an {@link OCFile} and ownCloud {@link Account} holding it in the starting {@link Intent}.
+ *
+ * The {@link Account} is unnecessary if the file is downloaded; else, the {@link Account} is used to
+ * try to stream the remote file - TODO get the streaming works
+ *
+ * {@inheritDoc}
+ */
+ @Override
+ public void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+
+ setContentView(R.layout.video_layout);
+
+ mFile = getIntent().getExtras().getParcelable(EXTRA_FILE);
+ mAccount = getIntent().getExtras().getParcelable(EXTRA_ACCOUNT);
+
+ mVideoPlayer = (VideoView) findViewById(R.id.videoPlayer);
+
+ // set listeners to get more contol on the playback
+ mVideoPlayer.setOnPreparedListener(this);
+ mVideoPlayer.setOnCompletionListener(this);
+ mVideoPlayer.setOnErrorListener(this);
+
+ // keep the screen on while the playback is performed (prevents screen off by battery save)
+ mVideoPlayer.setKeepScreenOn(true);
+
+ if (mFile != null) {
+ if (mFile.isDown()) {
+ mVideoPlayer.setVideoPath(mFile.getStoragePath());
+
+ } else if (mAccount != null) {
+ String url = AccountUtils.constructFullURLForAccount(this, mAccount) + mFile.getRemotePath();
+ mVideoPlayer.setVideoURI(Uri.parse(url));
+
+ } else {
+ onError(null, OC_MEDIA_ERROR, R.string.media_err_no_account);
+ }
+
+ // create and prepare control panel for the user
+ mMediaController = new MediaController(this);
+ mMediaController.setMediaPlayer(mVideoPlayer);
+ mMediaController.setAnchorView(mVideoPlayer);
+ mVideoPlayer.setMediaController(mMediaController);
+
+ } else {
+ onError(null, OC_MEDIA_ERROR, R.string.media_err_nothing_to_play);
+ }
+ }
+
+
+ /**
+ * Called when the file is ready to be played.
+ *
+ * Just starts the playback.
+ *
+ * @param mp {@link MediaPlayer} instance performing the playback.
+ */
+ @Override
+ public void onPrepared(MediaPlayer vp) {
+ mVideoPlayer.start(); // TODO maybe unnecessary
+ //mMediaController.show(5000); // TODO maybe unnecessary; maybe not, it's up when the Surface notifies the VideoView about creation
+ }
+
+
+ /**
+ * Called when the file is finished playing.
+ *
+ * Finishes the activity.
+ *
+ * @param mp {@link MediaPlayer} instance performing the playback.
+ */
+ @Override
+ public void onCompletion(MediaPlayer mp) {
+ this.finish();
+ }
+
+
+ /**
+ * Called when an error in playback occurs.
+ *
+ * @param mp {@link MediaPlayer} instance performing the playback.
+ * @param what Type of error
+ * @param extra Extra code specific to the error
+ */
+ @Override
+ public boolean onError(MediaPlayer mp, int what, int extra) {
+ Log.e(TAG, "Error in video playback, what = " + what + ", extra = " + extra);
+
+ if (mMediaController != null) {
+ mMediaController.hide();
+ }
+
+ if (mVideoPlayer.getWindowToken() != null) {
+ int messageId;
+ if (what == OC_MEDIA_ERROR) {
+ messageId = extra;
+
+ } else if (what == MediaPlayer.MEDIA_ERROR_NOT_VALID_FOR_PROGRESSIVE_PLAYBACK) {
+ messageId = android.R.string.VideoView_error_text_invalid_progressive_playback;
+
+ } else {
+ // what == MediaPlayer.MEDIA_ERROR_UNKNOWN or MEDIA_ERROR_SERVER_DIED
+ messageId = android.R.string.VideoView_error_text_unknown;
+
+ }
+ new AlertDialog.Builder(this)
+ .setMessage(messageId)
+ .setPositiveButton(android.R.string.VideoView_error_button,
+ new DialogInterface.OnClickListener() {
+ public void onClick(DialogInterface dialog, int whichButton) {
+ VideoActivity.this.onCompletion(null);
+ }
+ })
+ .setCancelable(false)
+ .show();
+ }
+
+
+ /*
+ switch (what) {
+ case MediaPlayer.MEDIA_ERROR_UNKNOWN:
+ /*Added in API level 1
+ Unspecified media player error.
+ Constant Value: 1 (0x00000001)
+ *-/
+ break;
+
+ case MediaPlayer.MEDIA_ERROR_SERVER_DIED:
+ /* Added in API level 1
+ Media server died. In this case, the application must release the MediaPlayer object and instantiate a new one.
+ Constant Value: 100 (0x00000064) *-/
+ break;
+
+ case MediaPlayer.MEDIA_ERROR_NOT_VALID_FOR_PROGRESSIVE_PLAYBACK:
+ /* Added in API level 3
+ The video is streamed and its container is not valid for progressive playback i.e the video's index (e.g moov atom) is not at the start of the file.
+ See Also
+ MediaPlayer.OnErrorListener
+ Constant Value: 200 (0x000000c8)
+ *-/
+ break;
+
+ /// under this, seems they are values for extra
+ case MediaPlayer.MEDIA_ERROR_UNSUPPORTED:
+ /* Added in API level 17
+ Bitstream is conforming to the related coding standard or file spec, but the media framework does not support the feature.
+ Constant Value: -1010 (0xfffffc0e)
+ *-/
+ break;
+
+ case MediaPlayer.MEDIA_ERROR_IO:
+ /* Added in API level 17
+ File or network related operation errors.
+ Constant Value: -1004 (0xfffffc14) *-/
+ break;
+
+ case MediaPlayer.MEDIA_ERROR_MALFORMED:
+ /* Added in API level 17
+ Bitstream is not conforming to the related coding standard or file spec.
+ Constant Value: -1007 (0xfffffc11) *-/
+ break;
+
+ case MediaPlayer.MEDIA_ERROR_TIMED_OUT:
+ /*Added in API level 17
+ Some operation takes too long to complete, usually more than 3-5 seconds.
+ Constant Value: -110 (0xffffff92)
+ *-/
+ break;
+ }
+ */
+
+ return true;
+ }
+
+
+ /**
+ * Screen touches trigger the appearance of the control panel for a limited time.
+ *
+ * {@inheritDoc}
+ */
+ @Override
+ public boolean onTouchEvent (MotionEvent ev){
+ if (ev.getAction() == MotionEvent.ACTION_DOWN) {
+ mMediaController.show(MEDIA_CONTOL_LIFE);
+ return true;
+ } else {
+ return false;
+ }
+ }
+