/**
* Sets whether the video should be shown in fullscreen or not.
*
* @param value If True, the video will be shown in fullscreen. If False and {@link
* VideoPlayer#FullScreen()} returns True, fullscreen mode will be exited. If False and {@link
* VideoPlayer#FullScreen()} returns False, nothing occurs.
*/
@SimpleProperty(userVisible = true)
public void FullScreen(boolean value) {
if (value && (SdkLevel.getLevel() <= SdkLevel.LEVEL_DONUT)) {
container
.$form()
.dispatchErrorOccurredEvent(
this, "FullScreen(true)", ErrorMessages.ERROR_VIDEOPLAYER_FULLSCREEN_UNSUPPORTED);
return;
}
if (value != inFullScreen) {
if (value) {
Bundle data = new Bundle();
data.putInt(FullScreenVideoUtil.VIDEOPLAYER_POSITION, videoView.getCurrentPosition());
data.putBoolean(FullScreenVideoUtil.VIDEOPLAYER_PLAYING, videoView.isPlaying());
videoView.pause();
data.putBoolean(FullScreenVideoUtil.VIDEOPLAYER_FULLSCREEN, true);
data.putString(FullScreenVideoUtil.VIDEOPLAYER_SOURCE, sourcePath);
Bundle result =
container
.$form()
.fullScreenVideoAction(
FullScreenVideoUtil.FULLSCREEN_VIDEO_ACTION_FULLSCREEN, this, data);
if (result.getBoolean(FullScreenVideoUtil.ACTION_SUCESS)) {
inFullScreen = true;
} else {
inFullScreen = false;
container
.$form()
.dispatchErrorOccurredEvent(
this, "FullScreen", ErrorMessages.ERROR_VIDEOPLAYER_FULLSCREEN_UNAVAILBLE, "");
}
} else {
Bundle values = new Bundle();
values.putBoolean(FullScreenVideoUtil.VIDEOPLAYER_FULLSCREEN, false);
Bundle result =
container
.$form()
.fullScreenVideoAction(
FullScreenVideoUtil.FULLSCREEN_VIDEO_ACTION_FULLSCREEN, this, values);
if (result.getBoolean(FullScreenVideoUtil.ACTION_SUCESS)) {
fullScreenKilled((Bundle) result);
} else {
inFullScreen = true;
container
.$form()
.dispatchErrorOccurredEvent(
this, "FullScreen", ErrorMessages.ERROR_VIDEOPLAYER_FULLSCREEN_CANT_EXIT, "");
}
}
}
}
/**
* Notify this VideoPlayer that its video is no longer being shown in fullscreen.
*
* @param data See {@link com.google.appinventor.components.runtime.util.FullScreenVideoUtil} for
* an example of what data should contain.
*/
public void fullScreenKilled(Bundle data) {
inFullScreen = false;
String newSource = data.getString(FullScreenVideoUtil.VIDEOPLAYER_SOURCE);
if (!newSource.equals(sourcePath)) {
Source(newSource);
}
videoView.setVisibility(View.VISIBLE);
videoView.requestLayout();
SeekTo(data.getInt(FullScreenVideoUtil.VIDEOPLAYER_POSITION));
if (data.getBoolean(FullScreenVideoUtil.VIDEOPLAYER_PLAYING)) {
Start();
}
}
@Override
public boolean onError(MediaPlayer m, int what, int extra) {
// The ResizableVideoView onMeasure method attempts to use the MediaPlayer
// to measure
// the VideoPlayer; but in the event of an error, the MediaPlayer
// may report dimensions of zero video width and height.
// Since VideoPlayer currently (7/10/2012) sets its size always
// to some non-zero number, the MediaPlayer is invalidated here
// to prevent onMeasure from setting width and height as zero.
videoView.invalidateMediaPlayer(true);
delayedStart = false;
mediaReady = false;
Log.e(
"VideoPlayer",
"onError: what is "
+ what
+ " 0x"
+ Integer.toHexString(what)
+ ", extra is "
+ extra
+ " 0x"
+ Integer.toHexString(extra));
container
.$form()
.dispatchErrorOccurredEvent(
this, "Source", ErrorMessages.ERROR_UNABLE_TO_LOAD_MEDIA, sourcePath);
return true;
}
/**
* Specifies the component's vertical height, measured in pixels.
*
* @param height in pixels
*/
@Override
@SimpleProperty(userVisible = true)
public void Height(int height) {
super.Height(height);
// Forces a layout of the ResizableVideoView
videoView.changeVideoSize(videoView.forcedWidth, height);
}
/**
* Specifies the component's horizontal width, measured in pixels.
*
* @param width in pixels
*/
@Override
@SimpleProperty(userVisible = true)
public void Width(int width) {
super.Width(width);
// Forces a layout of the ResizableVideoView
videoView.changeVideoSize(width, videoView.forcedHeight);
}
/**
* Sets the video source.
*
* <p>See {@link MediaUtil#determineMediaSource} for information about what a path can be.
*
* @param path the path to the video source
*/
@DesignerProperty(editorType = PropertyTypeConstants.PROPERTY_TYPE_ASSET, defaultValue = "")
@SimpleProperty(
description =
"The \"path\" to the video. Usually, this will be the "
+ "name of the video file, which should be added in the Designer.",
category = PropertyCategory.BEHAVIOR)
public void Source(String path) {
if (inFullScreen) {
container
.$form()
.fullScreenVideoAction(FullScreenVideoUtil.FULLSCREEN_VIDEO_ACTION_SOURCE, this, path);
} else {
sourcePath = (path == null) ? "" : path;
// The source may change for the MediaPlayer, and
// getVideoWidth or getVideoHeight may be called
// creating an error in ResizableVideoView.
videoView.invalidateMediaPlayer(true);
// Clear the previous video.
if (videoView.isPlaying()) {
videoView.stopPlayback();
}
videoView.setVideoURI(null);
videoView.clearAnimation();
if (sourcePath.length() > 0) {
Log.i("VideoPlayer", "Source path is " + sourcePath);
try {
mediaReady = false;
MediaUtil.loadVideoView(videoView, container.$form(), sourcePath);
} catch (IOException e) {
container
.$form()
.dispatchErrorOccurredEvent(
this, "Source", ErrorMessages.ERROR_UNABLE_TO_LOAD_MEDIA, sourcePath);
return;
}
Log.i("VideoPlayer", "loading video succeeded");
}
}
}
private void prepareToDie() {
if (videoView.isPlaying()) {
videoView.stopPlayback();
}
videoView.setVideoURI(null);
videoView.clearAnimation();
delayedStart = false;
mediaReady = false;
if (inFullScreen) {
Bundle data = new Bundle();
data.putBoolean(FullScreenVideoUtil.VIDEOPLAYER_FULLSCREEN, false);
container
.$form()
.fullScreenVideoAction(
FullScreenVideoUtil.FULLSCREEN_VIDEO_ACTION_FULLSCREEN, this, data);
}
}
@Override
public void onPrepared(MediaPlayer newMediaPlayer) {
mediaReady = true;
delayedStart = false;
mPlayer = newMediaPlayer;
videoView.setMediaPlayer(mPlayer, true);
if (delayedStart) {
Start();
}
}
/**
* Creates a new VideoPlayer component.
*
* @param container
*/
public VideoPlayer(ComponentContainer container) {
super(container);
container.$form().registerForOnDestroy(this);
videoView = new ResizableVideoView(container.$context());
videoView.setMediaController(new MediaController(container.$context()));
videoView.setOnCompletionListener(this);
videoView.setOnErrorListener(this);
videoView.setOnPreparedListener(this);
// add the component to the designated container
container.$add(this);
// set a default size
container.setChildWidth(this, ComponentConstants.VIDEOPLAYER_PREFERRED_WIDTH);
container.setChildHeight(this, ComponentConstants.VIDEOPLAYER_PREFERRED_HEIGHT);
// Make volume buttons control media, not ringer.
container.$form().setVolumeControlStream(AudioManager.STREAM_MUSIC);
sourcePath = "";
}
/**
* Plays the media specified by the source. These won't normally be used in the most elementary
* applications, because videoView brings up its own player controls when the video is touched.
*/
@SimpleFunction(description = "Starts playback of the video.")
public void Start() {
Log.i("VideoPlayer", "Calling Start");
if (inFullScreen) {
container
.$form()
.fullScreenVideoAction(FullScreenVideoUtil.FULLSCREEN_VIDEO_ACTION_PLAY, this, null);
} else {
if (mediaReady) {
videoView.start();
} else {
delayedStart = true;
}
}
}
@SimpleFunction(
description =
"Pauses playback of the video. Playback can be resumed "
+ "at the same location by calling the <code>Start</code> method.")
public void Pause() {
Log.i("VideoPlayer", "Calling Pause");
if (inFullScreen) {
container
.$form()
.fullScreenVideoAction(FullScreenVideoUtil.FULLSCREEN_VIDEO_ACTION_PAUSE, this, null);
delayedStart = false;
} else {
delayedStart = false;
videoView.pause();
}
}
@SimpleFunction(description = "Returns duration of the video in milliseconds.")
public int GetDuration() {
Log.i("VideoPlayer", "Calling GetDuration");
if (inFullScreen) {
Bundle result =
container
.$form()
.fullScreenVideoAction(
FullScreenVideoUtil.FULLSCREEN_VIDEO_ACTION_DURATION, this, null);
if (result.getBoolean(FullScreenVideoUtil.ACTION_SUCESS)) {
return result.getInt(FullScreenVideoUtil.ACTION_DATA);
} else {
return 0;
}
} else {
return videoView.getDuration();
}
}
@SimpleFunction(
description =
"Seeks to the requested time (specified in milliseconds) in the video. "
+ "Note that if the video is paused, the frame shown will not be updated by the seek. ")
public void SeekTo(int ms) {
Log.i("VideoPlayer", "Calling SeekTo");
if (ms < 0) {
ms = 0;
}
if (inFullScreen) {
container
.$form()
.fullScreenVideoAction(FullScreenVideoUtil.FULLSCREEN_VIDEO_ACTION_SEEK, this, ms);
} else {
// There is no harm if the milliseconds is longer than the duration.
videoView.seekTo(ms);
}
}