将VideoView 切换到ExoPlayer 即可。
与VideoView不同。
版本 2.18.1 下面是替换后的代码。
class CustomVideo : PlayerView {
lateinit var player: SimpleExoPlayer
private var mLocalMuteFlag = false // 本地静音标识
private var mAction: PlayerUtil.OnMediaListener? = null
private var mProgressTask: CoroutinesTask? = null // 进度任务
private var mMediaDuration = 0L // 多媒体时长
init {
this.apply {
controllerAutoShow = false
controllerHideOnTouch = false
controllerShowTimeoutMs = 0
// controllerVisibilityListener = object : PlayerControlView.VisibilityListener {
// override fun onVisibilityChange(visibility: Int) {
// // Do nothing
// }
// }
}
}
// 设置播放事件
fun setOnActionListener(listener: PlayerUtil.OnMediaListener?) {
mAction = listener
}
// 设置多媒体路径
fun setMediaUri(path: String) = catchException({
if (player.isPlaying) player.stop()
releaseProgressTask()
val dataSourceFactory = DefaultDataSourceFactory(context)
val videoUri = Uri.parse(path)
val mediaItem: MediaItem = MediaItem.fromUri(videoUri)
val mediaSource =
ProgressiveMediaSource.Factory(dataSourceFactory).createMediaSource(mediaItem)
player.prepare(mediaSource)
})
// 播放视频
fun playVideo() = catchException({
if (!player.isPlaying) {
player.playWhenReady = true
startProgressTask()
mAction?.onMediaStart()
}
})
// 暂停播放
fun pauseVideo() = catchException({
if (player.isPlaying) {
player.playWhenReady = false
mAction?.onMediaPause()
}
})
// 静音
fun updateMuteStatus(muteFlag: Boolean) {
mLocalMuteFlag = muteFlag
val volume = if (muteFlag) 0f else 1f
player.volume = volume
}
constructor(context: Context) : this(context, null, 0)
constructor(context: Context, attrs: AttributeSet?) : this(context, attrs, 0)
constructor(context: Context, attrs: AttributeSet?, defStyleAttr: Int) : super(
context, attrs, defStyleAttr
) {
player = SimpleExoPlayer.Builder(context).build()
player.addListener(object : Player.Listener {
override fun onPlayerError(error: PlaybackException) {
mAction?.onMediaErr("media err what:${error.errorCode} extra:${error.cause}")
}
override fun onPlaybackStateChanged(state: Int) {
if (state == Player.STATE_ENDED) {
mAction?.onMediaComplete()
}
}
})
player.addAnalyticsListener(object : AnalyticsListener {
override fun onPositionDiscontinuity(
eventTime: AnalyticsListener.EventTime, reason: Int
) {
if (reason == Player.DISCONTINUITY_REASON_AUTO_TRANSITION) {
val position = player.currentPosition
val duration = player.duration
val progress = (position * 100f / duration).toInt()
mAction?.onMediaPlaying(
progress = progress, position = position, duration = duration
)
}
}
})
setPlayer(player)
}
// 开始进度任务
private fun startProgressTask() {
if (mProgressTask == null) mProgressTask = CoroutinesTask()
if (!player.isPlaying) return
if (mMediaDuration == 0L) mMediaDuration = (player.duration).toLong()
val position = (player.currentPosition).toLong()
val lastProgress = (position * 100f) / mMediaDuration
val progress = if (mMediaDuration <= 0) 0 else (lastProgress + 0.6f).toInt()
mAction?.onMediaPlaying(progress = progress, position = position, duration = mMediaDuration)
mProgressTask?.launchDelayRequest(200) { startProgressTask() }
}
// 释放进度任务
private fun releaseProgressTask() {
mProgressTask?.destroyTask()
mProgressTask = null
}
override fun onDetachedFromWindow() {
super.onDetachedFromWindow()
releaseProgressTask()
player.release()
}
}
标签:FFmpeg,val,libx264,mAction,duration,player,context,fun,黑屏
From: https://blog.51cto.com/u_14523369/6183205