VideoActivity.java
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package com.cnlive.demo.video.cache;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.SeekBar;
import android.widget.TextView;
import com.cnlive.demo.video.R;
import com.cnlive.demo.video.util.Strings;
import com.cnlive.libs.video.video.VideoView;
import com.cnlive.libs.video.video.base.IMediaPlayer;
/**
* Created by gujun on 2017/10/23.
*/
public class VideoActivity extends AppCompatActivity implements View.OnClickListener {
private static final String TAG = "VideoActivity";
//更新controller相关
private static final int UPDATE_CONTROLLER = 1;
private static final int UPDATE_CONTROLLER_DELAYED = 1000;
private VideoView videoView;
private Button playBtn;
private TextView timeText;
private SeekBar seekBar;
//记录当前视频播放状态
private boolean isPlay = false;
//当前播放进度，进度条使用
private int mVideoProgress = 0;
//播放地址
protected String playerUrl;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_cache_video);
initView();
}
private IMediaPlayer.OnBufferingUpdateListener mOnBufferingUpdateListener = new IMediaPlayer.OnBufferingUpdateListener() {
@Override
public void onBufferingUpdate(IMediaPlayer iMediaPlayer, int percent) {
}
};
private IMediaPlayer.OnPreparedListener mOnPrepareListener = new IMediaPlayer.OnPreparedListener() {
@Override
public void onPrepared(IMediaPlayer iMediaPlayer) {
if (!iMediaPlayer.getPlayState()) {
setPlayState(true);
isPlay = true;
setVideoProgress(0);
}
}
};
private IMediaPlayer.OnCompletionListener mOnCompletionListener = new IMediaPlayer.OnCompletionListener() {
@Override
public void onCompletion(IMediaPlayer iMediaPlayer) {
isPlay = false;
if (playBtn != null) playBtn.setText("开始");
finish();
}
};
private IMediaPlayer.OnInfoListener mOnInfoListener = new IMediaPlayer.OnInfoListener() {
@Override
public boolean onInfo(IMediaPlayer iMediaPlayer, int what, int extra) {
return false;
}
};
private IMediaPlayer.OnErrorListener mOnErrorListener = new IMediaPlayer.OnErrorListener() {
@Override
public boolean onError(IMediaPlayer mp, int what, int extra) {
Log.e(TAG, "onError: " + what + ",," + extra);
finish();
return false;
}
};
private IMediaPlayer.OnSeekCompleteListener mOnSeekCompleteListener = new IMediaPlayer.OnSeekCompleteListener() {
@Override
public void onSeekComplete(IMediaPlayer iMediaPlayer) {
}
};
private IMediaPlayer.OnVideoSizeChangedListener mOnVideoSizeChangedListener = new IMediaPlayer.OnVideoSizeChangedListener() {
@Override
public void onVideoSizeChanged(IMediaPlayer mp, int width, int height, int sarNum, int sarDen) {
}
};
private IMediaPlayer.OnPlayStateListener mOnPlayStateListener = new IMediaPlayer.OnPlayStateListener() {
@Override
public void onPlayState(boolean isPlay) {
if (isPlay) playBtn.setText("暂停");
else playBtn.setText("开始");
}
};
@Override
protected void onPause() {
super.onPause();
if (videoView != null && videoView.isPlaying()) {
setPlayState(false);
}
}
@Override
protected void onResume() {
super.onResume();
if (videoView != null && !videoView.isPlaying() && isPlay) {
setPlayState(true);
}
}
@Override
protected void onDestroy() {
super.onDestroy();
videoView.release();
cancelUpdateTimer();
}
private void initView() {
playBtn = (Button) findViewById(R.id.playBtn);
playBtn.setOnClickListener(this);
timeText = (TextView) findViewById(R.id.time);
seekBar = (SeekBar) findViewById(R.id.seekBar);
seekBar.setOnSeekBarChangeListener(onSeekBarChangeListener);
videoView = (VideoView) findViewById(R.id.videoview);
videoView.setOnBufferingUpdateListener(mOnBufferingUpdateListener);
videoView.setOnCompletionListener(mOnCompletionListener);
videoView.setOnPreparedListener(mOnPrepareListener);
videoView.setOnInfoListener(mOnInfoListener);
videoView.setOnErrorListener(mOnErrorListener);
videoView.setOnSeekCompleteListener(mOnSeekCompleteListener);
videoView.setOnVideoSizeChangedListener(mOnVideoSizeChangedListener);
videoView.setOnPlayStateListener(mOnPlayStateListener);
videoView.setVideoScalingMode(IMediaPlayer.VIDEO_SCALING_MODE_SCALE_TO_FIT_WITH_CROPPING);
videoView.setKeepScreenOn(true);
}
private void setPlayState(boolean isPlay) {
if (isPlay) videoView.start();
else videoView.pause();
}
protected void startPlay() {
videoView.setDataSource(playerUrl);
}
protected void setVideoSecondaryProgress(int secondaryProgress) {
seekBar.setSecondaryProgress(secondaryProgress);
}
public int setVideoProgress(long currentProgress) {
if (videoView == null)
return -1;
long time = currentProgress > 0 ? currentProgress : videoView.getCurrentPosition();
long length = videoView.getDuration();
int curProgress = length == 0 ? 0 : (int) (time * 100 / length);
if (curProgress > 100)
curProgress = 100;
seekBar.setProgress(curProgress);
if (time >= 0) {
String progress = Strings.millisToString(time) + "/" + Strings.millisToString(length);
timeText.setText(progress);
}
Message msg = new Message();
msg.what = UPDATE_CONTROLLER;
if (mHandler != null)
mHandler.sendMessageDelayed(msg, UPDATE_CONTROLLER_DELAYED);
return (int) time;
}
//开始更新controller 定时器
public void startUpdateTimer(long startTime) {
//只有点播才有更新进度条
if (mHandler != null) {
cancelUpdateTimer();
mHandler.sendEmptyMessageDelayed(UPDATE_CONTROLLER, startTime);
}
}
//取消更新controller定时器
public void cancelUpdateTimer() {
if (mHandler != null && mHandler.hasMessages(UPDATE_CONTROLLER))
mHandler.removeMessages(UPDATE_CONTROLLER);
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.playBtn:
if (videoView != null) {
isPlay = !isPlay;
setPlayState(isPlay);
}
break;
}
}
private Handler mHandler = new Handler() {
@Override
public void handleMessage(Message msg) {
super.handleMessage(msg);
switch (msg.what) {
case UPDATE_CONTROLLER:
setVideoProgress(0);
startUpdateTimer(UPDATE_CONTROLLER_DELAYED);
break;
}
}
};
private SeekBar.OnSeekBarChangeListener onSeekBarChangeListener = new SeekBar.OnSeekBarChangeListener() {
@Override
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
if (fromUser) {
mVideoProgress = progress;
}
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
}
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
videoView.seekTo(mVideoProgress * videoView.getDuration() / 100);
setVideoProgress(mVideoProgress);
}
};
}