/*
* Copyright (C) 2013 Charon Chui <charon.chui@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.charon.video.backup;
import com.charon.video.R;
import com.charon.video.backup.VideoViewBF.OnStateChangeListener.State;
import com.charon.video.view.MediaController;
import android.annotation.SuppressLint;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.net.Uri;
import android.util.AttributeSet;
import android.util.DisplayMetrics;
import android.util.Log;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.view.ViewGroup.LayoutParams;
import java.io.IOException;
/**
* A custom video view use system media player
*/
public class VideoViewBF extends SurfaceView implements
MediaController.MediaPlayerControl {
private static final String TAG = "VideoView";
/**
* True when playing live stream.
*/
private boolean isLive;
/**
* If the media player is buffering now.
*/
private boolean mIsBuffering;
// all possible internal states
private static final int STATE_ERROR = -1;
private static final int STATE_IDLE = 0;
private static final int STATE_PREPARING = 1;
private static final int STATE_PREPARED = 2;
private static final int STATE_PLAYING = 3;
private static final int STATE_PAUSED = 4;
private static final int STATE_PLAYBACK_COMPLETED = 5;
private static final int STATE_SUSPEND = 6;
private static final int STATE_RESUME = 7;
private static final int STATE_SUSPEND_UNSUPPORTED = 8;
private Context mContext;
private int mVideoWidth;
private int mVideoHeight;
private int mSurfaceWidth;
private int mSurfaceHeight;
private int mCurrentState = STATE_IDLE;
private int mTargetState = STATE_IDLE;
private SurfaceHolder mSurfaceHolder;
private MediaPlayer mMediaPlayer;
private Uri mUri;
private MediaController mMediaController;
private int mRealHeight;
/**
* Recording the seek position while preparing
*/
private int mSeekWhenPrepared;
/**
* The view will showing when is buffering, usually this will be a progress
* bar
*/
private View mMediaBufferingIndicator;
private boolean mCanPause = true;
private boolean mCanSeekBack = true;
private boolean mCanSeekForward = true;
private int mCurrentBufferPercentage;
/**
* Original width and height of the video
*/
public static final int VIDEO_LAYOUT_ORIGIN = 0;
/**
* Full screen(fill the view) but use the video width/height ratio. usually
* the width or height may can't fill the window
*/
public static final int VIDEO_LAYOUT_SCALE = 1;
/**
* Full screen, video width and height equals the window width and height
*/
public static final int VIDEO_LAYOUT_STRETCH = 2;
/**
* Unused, This have been used in OPlayer.
*/
public static final int VIDEO_LAYOUT_ZOOM = 3;
private float mAspectRatio = 0;
private int mVideoLayout = VIDEO_LAYOUT_SCALE;
private float mVideoAspectRatio;
private MediaPlayer.OnPreparedListener mOnPreparedListener;
private MediaPlayer.OnCompletionListener mOnCompletionListener;
private MediaPlayer.OnErrorListener mOnErrorListener;
private MediaPlayer.OnInfoListener mOnInfoListener;
private MediaPlayer.OnSeekCompleteListener mOnSeekCompleteListener;
private MediaPlayer.OnBufferingUpdateListener mOnBufferingUpdateListener;
private OnStateChangeListener mOnStateChangeListener;
/**
* Get the changes of surface from SurfaceHolder.Callback()
*/
private SurfaceHolder.Callback mSHCallback = new SurfaceHolder.Callback() {
@Override
public void surfaceCreated(SurfaceHolder holder) {
Log.d(TAG, "surfaceCreated");
mSurfaceHolder = holder;
if (mMediaPlayer != null && mCurrentState == STATE_SUSPEND
&& mTargetState == STATE_RESUME) {
// wake up from background after press Home key
Log.d(TAG, "surfaceCreated... resume.");
if (android.os.Build.VERSION.SDK_INT >= 11) {
Log.d(TAG, "version sdk >= 11");
mMediaPlayer.setDisplay(mSurfaceHolder);
start();
} else {
Log.d(TAG, "version < 11");
// If use mMediaPlayer.setDisplay(mSurfaceHolder) will have
// no effect, it's will be black
mSeekWhenPrepared = mMediaPlayer.getCurrentPosition();
openVideo();
}
} else {
openVideo();
}
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width,
int height) {
Log.i(TAG, "surfaceChanged...");
mSurfaceWidth = width;
mSurfaceHeight = height;
boolean isValidState = (mTargetState == STATE_PLAYING);
boolean hasValidSize = (mVideoWidth == width && mVideoHeight == height);
if (mMediaPlayer != null && isValidState && hasValidSize) {
if (mSeekWhenPrepared != 0) {
seekTo(mSeekWhenPrepared);
}
start();
}
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
Log.d(TAG, "surfaceDestroyed");
mSurfaceHolder = null;
if (mMediaController != null)
mMediaController.hide();
// Modify
if (mCurrentState != STATE_SUSPEND) {
Log.d(TAG,
"surfaceDestroyed and currentState is not suspend so we will release");
release(true);
}
}
};
private MediaPlayer.OnPreparedListener mPreparedListener = new MediaPlayer.OnPreparedListener() {
public void onPrepared(MediaPlayer mp) {
mCurrentState = STATE_PREPARED;
mTargetState = STATE_PLAYING;
if (isLive) {
mCanPause = false;
mCanSeekBack = false;
mCanSeekForward = false;
}
if (mOnPreparedListener != null) {
mOnPreparedListener.onPrepared(mMediaPlayer);
}
if (mMediaController != null) {
mMediaController.setEnabled(true);
}
mVideoWidth = mp.getVideoWidth();
mVideoHeight = mp.getVideoHeight();
int seekToPosition = mSeekWhenPrepared;
mSeekWhenPrepared = 0;
if (seekToPosition != 0) {
seekTo(seekToPosition);
}
mVideoAspectRatio = (float) mVideoWidth / (float) mVideoHeight;
if (mVideoWidth != 0 && mVideoHeight != 0) {
// this video can be played
// getHolder().setFixedSize(mVideoWidth, mVideoHeight);
setVideoLayout(mVideoLayout, mAspectRatio);
if (mSurfaceWidth == mVideoWidth
&& mSurfaceHeight == mVideoHeight) {
if (mTargetState == STATE_PLAYING) {
start();
// Do not show controller
// if (mMediaController != null) {
// mMediaController.show();
// }
} else if (!isPlaying()
&& (seekToPosition != 0 || getCurrentPosition() > 0)) {
// if (mMediaController != null) {
// mMediaController.show(0);
// }
}
}
} else {
// this video may be can't be played, start here and may be we
// can get the size later
if (mTargetState == STATE_PLAYING) {
start();
}
}
stateChange(State.STATE_PREPARED);
}
};
private MediaPlayer.OnVideoSizeChangedListener mSizeChangedListener = new MediaPlayer.OnVideoSizeChangedListener() {
public void onVideoSizeChanged(MediaPlayer mp, int width, int height) {
mVideoWidth = mp.getVideoWidth();
mVideoHeight = mp.getVideoHeight();
mVideoAspectRatio = (float) mVideoWidth / (float) mVideoHeight;
if (mVideoWidth != 0 && mVideoHeight != 0) {
// some video can't be play ,for this video the width and height
// will be 0.
// getHolder().setFixedSize(mVideoWidth, mVideoHeight);
setVideoLayout(mVideoLayout, mAspectRatio);
requestLayout();
}
}
};
private MediaPlayer.OnCompletionListener mCompletionListener = new MediaPlayer.OnCompletionListener() {
public void onCompletion(MediaPlayer mp) {
mCurrentState = STATE_PLAYBACK_COMPLETED;
mTargetState = STATE_PLAYBACK_COMPLETED;
if (mMediaController != null) {
mMediaController.hide();
}
if (mOnCompletionListener != null) {
mOnCompletionListener.onCompletion(mMediaPlayer);
}
stateChange(State.STATE_PLAYBACK_COMPLETED);
}
};
private MediaPlayer.OnErrorListener mErrorListener = new MediaPlayer.OnErrorListener() {
public boolean onError(MediaPlayer mp, int framework_err, int impl_err) {
mCurrentState = STATE_ERROR;
mTargetState = STATE_ERROR;
Log.e(TAG, "onError : the error code is : " + framework_err);
stateChange(State.STATE_ERROR);
if (MediaPlayer.MEDIA_INFO_VIDEO_TRACK_LAGGING == framework_err) {
Log.e(TAG,
"onError : The video is too complex for the decoder: it can't decode frames fast enough.");
} else if (MediaPlayer.MEDIA_ERROR_NOT_VALID_FOR_PROGRESSIVE_PLAYBACK == framework_err) {
Log.e(TAG, "onError : A bad video file.");
}
if (mMediaController != null) {
mMediaController.hide();
}
/* If an error handler has been supplied, use it and finish. */
if (mOnErrorListener != null) {
if (mOnErrorListener.onError(mMediaPlayer, framework_err,
impl_err)) {
return true;
}
}
// If return false or have not set OnErrorListener then
// OnCompletionListener will be casued.
/*
* Otherwise, pop up an error dialog so the user knows that
* something bad has happened. Only try and pop up the dialog if
* we're attached to a window. When we're going away and no longer
* have a window, don't bother showing the user an error.
*/
if (getWindowToken() != null) {
int messageId;
if (framework_err == MediaPlayer.MEDIA_ERROR_NOT_VALID_FOR_PROGRESSIVE_PLAYBACK) {
messageId = R.string.VideoView_error_text_invalid_progressive_playback;
} else {
messageId = R.string.VideoView_error_text_unknown;
}
new AlertDialog.Builder(mContext)
.setMessage(messageId)
.setPositiveButton(R.string.VideoView_error_button,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,
int whichButton) {
/*
* If we get here, there is no onError
* listener, so at least inform them
* that the video is over.
*/
if (mOnCompletionListener != null) {
mOnCompletionListener
.onCompletion(mMediaPlayer);
}
}
}).setCancelable(false).show();
}
return true;
}
};
private MediaPlayer.OnInfoListener mInfoListener = new MediaPlayer.OnInfoListener() {
@Override
public boolean onInfo(MediaPlayer mp, int what, int extra) {
if (mOnInfoListener != null) {
mOnInfoListener.onInfo(mp, what, extra);
} else if (mMediaPlayer != null) {
if (what == MediaPlayer.MEDIA_INFO_BUFFERING_START) {
Log.w(TAG, "start buffering and pause the mediaplayer");
if (isPlaying()) {
mMediaPlayer.pause();
mIsBuffering = true;
}
if (mMediaBufferingIndicator != null) {
mMediaBufferingIndicator.setVisibility(View.VISIBLE);
}
stateChange(State.STATE_BUFFERING_START);
} else if (what == MediaPlayer.MEDIA_INFO_BUFFERING_END) {
Log.w(TAG, "stop buffering, start to play");
if (mIsBuffering) {
mMediaPlayer.start();
mIsBuffering = false;
}
if (mMediaBufferingIndicator != null) {
mMediaBufferingIndicator.setVisibility(View.GONE);
}
stateChange(State.STATE_BUFFERING_END);
}
}
return true;
}
};
private MediaPlayer.OnBufferingUpdateListener mBufferingUpdateListener = new MediaPlayer.OnBufferingUpdateListener() {
public void onBufferingUpdate(MediaPlayer mp, int percent) {
mCurrentBufferPercentage = percent;
if (mOnBufferingUpdateListener != null) {
mOnBufferingUpdateListener.onBufferingUpdate(mp, percent);
}
}
};
private MediaPlayer.OnSeekCompleteListener mSeekCompleteListener = new MediaPlayer.OnSeekCompleteListener() {
@Override
public void onSeekComplete(MediaPlayer mp) {
if (mOnSeekCompleteListener != null) {
mOnSeekCompleteListener.onSeekComplete(mp);
}
}
};
public VideoViewBF(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
initVideoView(context);
}
public VideoViewBF(Context context, AttributeSet attrs) {
super(context, attrs);
initVideoView(context);
}
public VideoViewBF(Context context) {
super(context);
initVideoView(context);
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
int width = getDefaultSize(mVideoWidth, widthMeasureSpec);
int height = getDefaultSize(mVideoHeight, heightMeasureSpec);
setMeasuredDimension(width, height);
}
@SuppressWarnings("deprecation")
private void initVideoView(Context context) {
mContext = context;
mVideoWidth = 0;
mVideoHeight = 0;
getHolder().addCallback(mSHCallback);
getHolder().setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
setFocusable(true);
setFocusableInTouchMode(true);
requestFocus();
mCurrentState = STATE_IDLE;
mTargetState = STATE_IDLE;
stateChange(State.STATE_IDLE);
}
/**
* Set the path of the video and this contains the openVideo() method
*
* @param path the path of the video.
*/
public void setVideoPath(String path) {
setVideoURI(Uri.parse(path));
}
/**
* Set the URI of the video and this contains the openVideo() method
*
* @param uri the Uri of the video
*/
public void setVideoURI(Uri uri) {
mUri = uri;
mSeekWhenPrepared = 0;
openVideo();
requestLayout();
invalidate();
}
/**
* Stop and release the resource
*/
public void stopPlayback() {
if (mMediaPlayer != null) {
Log.d(TAG, "stop play back, release");
mMediaPlayer.reset();
mMediaPlayer.stop();
mMediaPlayer.release();
mMediaPlayer = null;
mCurrentState = STATE_IDLE;
mTargetState = STATE_IDLE;
stateChange(State.STATE_STOPPLAYBACK);
}
}
/**
* Set the display options
*
* @param layout <ul>
* <li>{@link #VIDEO_LAYOUT_ORIGIN}
* <li>{@link #VIDEO_LAYOUT_SCALE}
* <li>{@link #VIDEO_LAYOUT_STRETCH}
* <li>{@link #VIDEO_LAYOUT_ZOOM}
* </ul>
* @param aspectRatio video aspect ratio, will auto detect if 0.
*/
public void setVideoLayout(int layout, float aspectRatio) {
LayoutParams lp = getLayoutParams();
DisplayMetrics disp = mContext.getResources().getDisplayMetrics();
int windowWidth = disp.widthPixels;
if (mRealHeight != 0) {
disp.heightPixels = mRealHeight;
mRealHeight = 0;
}
int windowHeight = disp.heightPixels;
float windowRatio = windowWidth / (float) windowHeight;
// if aspectRatio is invalid, we will use video aspectratio
float videoRatio = aspectRatio <= 0.01f ? mVideoAspectRatio
: aspectRatio;
mSurfaceHeight = mVideoHeight;
mSurfaceWidth = mVideoWidth;
if (VIDEO_LAYOUT_ORIGIN == layout && mSurfaceWidth < windowWidth
&& mSurfaceHeight < windowHeight) {
lp.width = (int) (mSurfaceHeight * videoRatio);
lp.height = mSurfaceHeight;
} else if (layout == VIDEO_LAYOUT_ZOOM) {
lp.width = windowRatio > videoRatio ? windowWidth
: (int) (videoRatio * windowHeight);
lp.height = windowRatio < videoRatio ? windowHeight
: (int) (windowWidth / videoRatio);
} else {
boolean full = layout == VIDEO_LAYOUT_STRETCH;
// if is stretch we will set the width and height to windowWidth and
// windowHeight
lp.width = (full || windowRatio < videoRatio) ? LayoutParams.MATCH_PARENT
: (int) (videoRatio * windowHeight);
lp.height = (full || windowRatio > videoRatio) ? LayoutParams.MATCH_PARENT
: (int) (windowWidth / videoRatio);
}
setLayoutParams(lp);
getHolder().setFixedSize(lp.width, lp.height);
mVideoLayout = layout;
mAspectRatio = aspectRatio;
}
/**
* Set the display options
*
* @param layout
* @param aspectRatio
* @param hideController true will hide the media controller
*/
public void setVideoLayout(int layout, float aspectRatio,
boolean hideController) {
if (hideController && mMediaController != null) {
mMediaController.hide();
}
setVideoLayout(layout, aspectRatio);
}
private void openVideo() {
if (mUri == null || mSurfaceHolder == null) {
// not ready for play back just yet, will try again later
return;
}
// Tell the music play back service to pause
Intent i = new Intent("com.android.music.musicservicecommand");
i.putExtra("command", "pause");
mContext.sendBroadcast(i);
// we shouldn't clear the target state, because somebody might have
// called start() previously
release(false);
try {
mMediaPlayer = new MediaPlayer();
mMediaPlayer.setOnPreparedListener(mPreparedListener);
mMediaPlayer.setOnVideoSizeChangedListener(mSizeChangedListener);
mMediaPlayer.setOnCompletionListener(mCompletionListener);
mMediaPlayer.setOnErrorListener(mErrorListener);
mMediaPlayer.setOnInfoListener(mInfoListener);
mMediaPlayer.setOnBufferingUpdateListener(mBufferingUpdateListener);
mMediaPlayer.setOnSeekCompleteListener(mSeekCompleteListener);
mMediaPlayer.setDataSource(mContext, mUri);
// let's surface view show the image
mMediaPlayer.setDisplay(mSurfaceHolder);
mMediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
mMediaPlayer.setScreenOnWhilePlaying(true);
mMediaPlayer.prepareAsync();
mCurrentBufferPercentage = 0;
// we don't set the target state here either, but preserve the
// target state that was there before.
mCurrentState = STATE_PREPARING;
stateChange(State.STATE_PREPARING);
attachMediaController();
} catch (IOException ex) {
ex.printStackTrace();
mCurrentState = STATE_ERROR;
mTargetState = STATE_ERROR;
mErrorListener.onError(mMediaPlayer,
MediaPlayer.MEDIA_ERROR_UNKNOWN, 0);
stateChange(State.STATE_ERROR);
return;
} catch (IllegalArgumentException ex) {
ex.printStackTrace();
mCurrentState = STATE_ERROR;
mTargetState = STATE_ERROR;
mErrorListener.onError(mMediaPlayer,
MediaPlayer.MEDIA_ERROR_UNKNOWN, 0);
stateChange(State.STATE_ERROR);
return;
}
}
public void setMediaController(MediaController controller) {
if (mMediaController != null) {
mMediaController.hide();
}
mMediaController = controller;
attachMediaController();
}
/**
* Set the real height of this view, if this view's height is not the window
* height you should use this method. this should be used before
* setVideoLayout() to make it useful.Must set before {@link #setVideoURI}
*
* @param realHeight The Height of this view in px.
*/
public void setRealHeight(int realHeight) {
this.mRealHeight = realHeight;
}
private void attachMediaController() {
if (mMediaPlayer != null && mMediaController != null) {
mMediaController.setMediaPlayer(this);
View anchorView = this.getParent() instanceof View ? (View) this
.getParent() : this;
mMediaController.setAnchorView(anchorView);
mMediaController.setEnabled(isInPlaybackState());
}
}
/**
* Release the media player in any state
*/
private void release(boolean cleartargetstate) {
if (mMediaPlayer != null) {
mMediaPlayer.reset();
mMediaPlayer.release();
mMediaPlayer = null;
mCurrentState = STATE_IDLE;
if (cleartargetstate) {
mTargetState = STATE_IDLE;
}
}
stateChange(State.STATE_IDLE);
}
/**
* Reset the media player but not release it, this is used when we want auto
* play next video.
*
* @param cleartargetstate
*/
@SuppressWarnings("unused")
private void reset(boolean cleartargetstate) {
if (mMediaPlayer != null) {
mMediaPlayer.reset();
mCurrentState = STATE_IDLE;
if (cleartargetstate) {
mTargetState = STATE_IDLE;
}
}
stateChange(State.STATE_IDLE);
}
@Override
public boolean onTouchEvent(MotionEvent ev) {
// Can control the controller use this way, but if the controller is
// full screen you must control it throw the controller inside.
if (isInPlaybackState() && mMediaController != null) {
toggleMediaControlsVisiblity();
}
return false;
}
@Override
public boolean onTrackballEvent(MotionEvent ev) {
if (isInPlaybackState() && mMediaController != null) {
toggleMediaControlsVisiblity();
}
return false;
}
@SuppressLint("InlinedApi")
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
boolean isKeyCodeSupported = keyCode != KeyEvent.KEYCODE_BACK
&& keyCode != KeyEvent.KEYCODE_VOLUME_UP
&& keyCode != KeyEvent.KEYCODE_VOLUME_DOWN
&& keyCode != KeyEvent.KEYCODE_VOLUME_MUTE
&& keyCode != KeyEvent.KEYCODE_MENU
&& keyCode != KeyEvent.KEYCODE_CALL
&& keyCode != KeyEvent.KEYCODE_ENDCALL;
if (isInPlaybackState() && isKeyCodeSupported
&& mMediaController != null) {
if (keyCode == KeyEvent.KEYCODE_HEADSETHOOK
|| keyCode == KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE) {
if (mMediaPlayer.isPlaying()) {
pause();
mMediaController.show();
} else {
start();
mMediaController.hide();
}
return true;
} else if (keyCode == KeyEvent.KEYCODE_MEDIA_PLAY) {
if (!mMediaPlayer.isPlaying()) {
start();
mMediaController.hide();
}
return true;
} else if (keyCode == KeyEvent.KEYCODE_MEDIA_STOP
|| keyCode == KeyEvent.KEYCODE_MEDIA_PAUSE) {
if (mMediaPlayer.isPlaying()) {
pause();
mMediaController.show();
}
return true;
} else {
toggleMediaControlsVisiblity();
}
}
return super.onKeyDown(keyCode, event);
}
private void toggleMediaControlsVisiblity() {
if (mMediaController.isShowing()) {
mMediaController.hide();
} else {
mMediaController.show();
}
}
private boolean isInPlaybackState() {
return (mMediaPlayer != null && mCurrentState != STATE_ERROR
&& mCurrentState != STATE_IDLE && mCurrentState != STATE_PREPARING);
}
private void stateChange(State state) {
if (mOnStateChangeListener != null) {
mOnStateChangeListener.stateChange(state);
}
}
/**
* set the view show when is buffering
*
* @param mediaBufferingIndicator
*/
public void setMediaBufferingIndicator(View mediaBufferingIndicator) {
if (mMediaBufferingIndicator != null)
mMediaBufferingIndicator.setVisibility(View.GONE);
mMediaBufferingIndicator = mediaBufferingIndicator;
}
public void setOnPreparedListener(
MediaPlayer.OnPreparedListener onPreparedListener) {
mOnPreparedListener = onPreparedListener;
}
public void setOnCompletionListener(
MediaPlayer.OnCompletionListener onCompletionListener) {
mOnCompletionListener = onCompletionListener;
}
public void setOnErrorListener(MediaPlayer.OnErrorListener onErrorListener) {
mOnErrorListener = onErrorListener;
}
/**
* Usually don't need to use the method if you have used
* setMediaBufferingIndicator, we have handled this
*
* @param onInfoListener
*/
public void setOnInfoListener(MediaPlayer.OnInfoListener onInfoListener) {
mOnInfoListener = onInfoListener;
}
public void setOnSeekCompleteListener(
MediaPlayer.OnSeekCompleteListener onSeekCompleteListener) {
mOnSeekCompleteListener = onSeekCompleteListener;
}
public void setOnBufferingUpdateListener(
MediaPlayer.OnBufferingUpdateListener onBufferingUpdateListener) {
mOnBufferingUpdateListener = onBufferingUpdateListener;
}
public void setOnStateChangeListener(
OnStateChangeListener stateChangeListener) {
mOnStateChangeListener = stateChangeListener;
}
public boolean isLive() {
return isLive;
}
/**
* Set if is playing live stream.Must set before {@link #setVideoURI}
*
* @param isLive
*/
public void setIsLive(boolean isLive) {
this.isLive = isLive;
}
/**
* Get the buffering state of the media player.
*
* @return true if is in buffering, else return false.
*/
public boolean isBuffering() {
if (mMediaPlayer != null)
return mIsBuffering;
return false;
}
// -------------------------------------------------
@Override
public boolean canPause() {
return mCanPause;
}
@Override
public boolean canSeekBackward() {
return mCanSeekBack;
}
@Override
public boolean canSeekForward() {
return mCanSeekForward;
}
@Override
public int getBufferPercentage() {
if (mMediaPlayer != null) {
return mCurrentBufferPercentage;
}
return 0;
}
@Override
public int getCurrentPosition() {
if (isInPlaybackState()) {
return mMediaPlayer.getCurrentPosition();
}
return 0;
}
@Override
public int getDuration() {
if (isInPlaybackState()) {
return mMediaPlayer.getDuration();
}
return -1;
}
@Override
public boolean isPlaying() {
return isInPlaybackState() && mMediaPlayer.isPlaying();
}
@Override
public void pause() {
if (isInPlaybackState()) {
if (mMediaPlayer.isPlaying()) {
mMediaPlayer.pause();
mCurrentState = STATE_PAUSED;
}
}
mTargetState = STATE_PAUSED;
stateChange(State.STATE_PAUSED);
}
@Override
public void seekTo(int pos) {
if (isInPlaybackState()) {
mMediaPlayer.seekTo((int) pos);
mSeekWhenPrepared = 0;
} else {
mSeekWhenPrepared = (int) pos;
}
}
@Override
public void start() {
if (isInPlaybackState()) {
mMediaPlayer.start();
mCurrentState = STATE_PLAYING;
}
mTargetState = STATE_PLAYING;
stateChange(State.STATE_PLAYING);
}
/**
* if you want this can play from the pause position when wake up from
* background, you should you this on Activity's onPause() method. notice:
* can not use this on Activity's onStop() method, because onPause is before
* surface view destroy but when onStop is running the surface view has
* already destroyed.
*/
public void suspend() {
if (isInPlaybackState()) {
// do not release the resources used by the media player, so when we
// wake up from the background we call use the start method but not
// openVideo, but this may have a problem is that the media player
// may still buffering the video, this may lost many traffic of the
// user.
pause();
mCurrentState = STATE_SUSPEND;
stateChange(State.STATE_SUSPEND);
} else {
release(false);
mCurrentState = STATE_SUSPEND_UNSUPPORTED;
stateChange(State.STATE_SUSPEND_UNSUPPORTED);
}
}
/**
* if you wake up from background you should use this method to start
* playing from the pause position. usually we should use this method on
* Activity's onResume() method
*/
public void resume() {
Log.d(TAG, "resume");
if (mSurfaceHolder == null && mCurrentState == STATE_SUSPEND) {
mTargetState = STATE_RESUME;
} else if (mCurrentState == STATE_SUSPEND_UNSUPPORTED) {
openVideo();
}
stateChange(State.STATE_RESUME);
}
/**
* Get the current state of VideoView
*/
public interface OnStateChangeListener {
/**
* All the state of VideoView
*/
public enum State {
STATE_IDLE, STATE_PREPARING, STATE_PREPARED, STATE_PLAYING, STATE_PAUSED, //
STATE_PLAYBACK_COMPLETED, STATE_SUSPEND_UNSUPPORTED, STATE_SUSPEND, STATE_ERROR, //
STATE_RESUME, STATE_STOPPLAYBACK, STATE_BUFFERING_START, STATE_BUFFERING_END
}
/**
* State Changed
*
* @param state the current state
*/
public void stateChange(State state);
}
}