public static HRTimer create(TimerType type)
{
HRTimer timer = null;
switch (type)
{
case TimerType.DEFAULT:
{
timer = new DefaultTimer();
break;
}
case TimerType.MULTI_MEDIA:
{
timer = new MultiMediaTimer();
break;
}
case TimerType.TIMER_QUEUE:
{
timer = new TimerQueueTimer();
break;
}
}
return(timer);
}
public static void test()
{
timer = HRTimerFactory.create(HRTimerFactory.TimerType.TIMER_QUEUE);
//timer = HRTimerFactory.create(HRTimerFactory.TimerType.DEFAULT);
//timer = HRTimerFactory.create(HRTimerFactory.TimerType.MULTI_MEDIA);
//testTimerAccuracy(timer);
testTimerAutoResetFunctionality(timer);
}
static void testTimerAutoResetFunctionality(HRTimer timer)
{
timer.Tick += new EventHandler(tick2);
timer.AutoReset = false;
for (int interval = 100; interval > 0; interval -= 5)
{
counter = 0;
autoEvent = new AutoResetEvent(false);
timer.Interval = interval;
timer.start();
autoEvent.WaitOne();
Thread.Sleep(interval * 3);
Debug.WriteLine(interval.ToString() + ": " + counter.ToString());
}
}
static void testTimerAutoResetFunctionality(HRTimer timer)
{
timer.Tick += new EventHandler(tick2);
timer.AutoReset = false;
for (int interval = 100; interval > 0; interval -= 5)
{
counter = 0;
autoEvent = new AutoResetEvent(false);
timer.Interval = interval;
timer.start();
autoEvent.WaitOne();
Thread.Sleep(interval * 3);
Debug.WriteLine(interval.ToString() + ": " + counter.ToString());
}
}
static void testAverageTimerAccuracy(HRTimer timer)
{
timer.Tick += new EventHandler(tick1);
for (int interval = 100; interval > 0; interval -= 5)
{
autoEvent = new AutoResetEvent(false);
timer.Interval = interval;
stopWatch = Stopwatch.StartNew();
timer.start();
autoEvent.WaitOne();
double avgTime = (double)(stopWatch.ElapsedMilliseconds) / counter;
Debug.WriteLine("Test period: " + interval.ToString() + " (ms) : " + avgTime.ToString() + " avg period (ms)");
counter = 0;
}
}
static void testAverageTimerAccuracy(HRTimer timer) {
timer.Tick += new EventHandler(tick1);
for(int interval = 100; interval > 0; interval-=5) {
autoEvent = new AutoResetEvent(false);
timer.Interval = interval;
stopWatch = Stopwatch.StartNew();
timer.start();
autoEvent.WaitOne();
double avgTime = (double)(stopWatch.ElapsedMilliseconds) / counter;
Debug.WriteLine("Test period: " + interval.ToString() + " (ms) : " + avgTime.ToString() + " avg period (ms)");
counter = 0;
}
}
public static void test() {
timer = HRTimerFactory.create(HRTimerFactory.TimerType.TIMER_QUEUE);
//timer = HRTimerFactory.create(HRTimerFactory.TimerType.DEFAULT);
//timer = HRTimerFactory.create(HRTimerFactory.TimerType.MULTI_MEDIA);
//testTimerAccuracy(timer);
testTimerAutoResetFunctionality(timer);
}
protected virtual void Dispose(bool safe)
{
if (safe)
{
if (videoRender != null)
{
videoRender.Dispose();
videoRender = null;
}
if (audioPlayer != null)
{
audioPlayer.Dispose();
audioPlayer = null;
}
if (videoDecoder != null)
{
videoDecoder.Dispose();
videoDecoder = null;
}
/*if (demuxPacketsTask != null)
{
demuxPacketsTask.Dispose();
demuxPacketsTask = null;
}*/
if (CancelTokenSource != null)
{
CancelTokenSource.Dispose();
CancelTokenSource = null;
}
if (demuxPacketsCancellationTokenSource != null)
{
demuxPacketsCancellationTokenSource.Dispose();
demuxPacketsCancellationTokenSource = null;
}
if (videoRefreshTimer != null)
{
videoRefreshTimer.Dispose();
videoRefreshTimer = null;
}
if (audioRefreshTimer != null)
{
audioRefreshTimer.Dispose();
audioRefreshTimer = null;
}
}
}
public VideoPlayerViewModel(Control owner,
VideoLib.VideoPlayer.OutputPixelFormat decodedVideoFormat = VideoLib.VideoPlayer.OutputPixelFormat.YUV420P)
{
this.owner = owner;
DecodedVideoFormat = decodedVideoFormat;
videoDecoder = new VideoLib.VideoPlayer();
videoDecoder.FrameQueue.Finished += new EventHandler((s, e) =>
{
owner.BeginInvoke(new Func<Task>(async () => await close()));
});
videoDecoder.FrameQueue.IsBufferingChanged += new EventHandler((s, e) =>
{
owner.BeginInvoke(new Action(() =>
{
if (IsBufferingChanged != null)
{
IsBufferingChanged(this, videoDecoder.FrameQueue.IsBuffering);
}
}));
});
audioPlayer = new AudioPlayer(owner);
videoRender = new VideoRender(owner);
audioDiffAvgCoef = Math.Exp(Math.Log(0.01) / AUDIO_DIFF_AVG_NB);
//syncMode = SyncMode.AUDIO_SYNCS_TO_VIDEO;
syncMode = SyncMode.VIDEO_SYNCS_TO_AUDIO;
videoRefreshTimer = HRTimerFactory.create(HRTimerFactory.TimerType.TIMER_QUEUE);
videoRefreshTimer.Tick += new EventHandler(videoRefreshTimer_Tick);
videoRefreshTimer.AutoReset = false;
audioRefreshTimer = HRTimerFactory.create(HRTimerFactory.TimerType.TIMER_QUEUE);
audioRefreshTimer.Tick += new EventHandler(audioRefreshTimer_Tick);
audioRefreshTimer.AutoReset = false;
DurationSeconds = 0;
PositionSeconds = 0;
videoPts = 0;
audioPts = 0;
owner.HandleDestroyed += new EventHandler(async (s, e) => await close());
VideoState = VideoState.CLOSED;
VideoLocation = "";
Subtitles = new Subtitles(Log);
//interruptIOTokenSource = new CancellationTokenSource();
}
