async void CleanupAsync()
{
Debug.WriteLine("StreamingMediaPlugin.CleanupAsync()");
try
{
var playbackSession = _playbackSession;
if (null != playbackSession)
{
await playbackSession.StopAsync(CancellationToken.None);
await playbackSession.CloseAsync();
}
using (await _asyncLock.LockAsync(CancellationToken.None))
{
if (_mediaStreamFacade == null)
{
return;
}
if (_mediaStreamFacade.IsDisposed)
{
_mediaStreamFacade = null;
}
}
}
catch (Exception ex)
{
Debug.WriteLine("StreamingMediaPlugin.CleanupAsync() failed: " + ex.Message);
}
}
public void OnUnload()
{
Stop();
var mediaStreamFasacde = mediaStreamFascade;
this.mediaStreamFascade = null;
mediaStreamFascade.DisposeBackground("MainPage unload");
}
void InitializeMediaStream()
{
if (mediaStreamFascade != null)
{
return;
}
mediaStreamFascade = MediaStreamFacadeSettings.Parameters.Create();
mediaStreamFascade.StateChange += TsMediaManagerOnStateChange;
}
void InitializeMediaStream()
{
if (null != _mediaStreamFacade)
{
return;
}
_mediaStreamFacade = MediaStreamFacadeSettings.Parameters.Create();
_mediaStreamFacade.StateChange += TsMediaManagerOnStateChange;
}
void OnUnload()
{
Debug.WriteLine("MainPage unload");
StopMedia();
var mediaStreamFacade = _mediaStreamFacade;
_mediaStreamFacade = null;
mediaStreamFacade.DisposeBackground("MainPage unload");
}
// IDK if this is broken or not. However it should only be called by the MediaFailed method.
public void CleanupMediaStream()
{
mediaElement.Source = null;
if (mediaStreamFascade == null)
{
return;
}
mediaStreamFascade.StateChange -= TsMediaManagerOnStateChange;
mediaStreamFascade.DisposeSafe();
mediaStreamFascade = null;
}
IMediaStreamFacade InitializeMediaStream()
{
if (null != _mediaStreamFacade && _mediaStreamFacade.IsDisposed)
{
_mediaStreamFacade = null;
}
if (null == _mediaStreamFacade)
{
_mediaStreamFacade = CreateMediaStreamFacade();
}
return(_mediaStreamFacade);
}
public async Task StartAsync()
{
var mediaElementManager = new SimulatedMediaElementManager();
_mediaStreamFacade = new MediaStreamFacade();
_mediaStreamFacade.SetParameter(_httpClientFactoryParameters);
_mediaStreamFacade.SetParameter(new SimulatedMediaStreamConfigurator(mediaElementManager));
var source = new Uri(Sources[0]);
var mss = await _mediaStreamFacade.CreateMediaStreamSourceAsync(source, CancellationToken.None).ConfigureAwait(false);
if (null == mss)
{
Debug.WriteLine("Unable to create media stream source");
return;
}
mediaElementManager.SetSource(mss);
Thread.Sleep(750);
mediaElementManager.Play();
return;
#pragma warning disable 162
var timer = new Timer(_ =>
{
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
var gcMemory = GC.GetTotalMemory(true).BytesToMiB();
var source2 = Sources[_count];
Debug.WriteLine("Switching to {0} (GC {1:F3} MiB)", source, gcMemory);
var url = null == source ? null : new Uri(source2);
if (++_count >= Sources.Length)
_count = 0;
});
timer.Change(TimeSpan.FromSeconds(15), TimeSpan.FromSeconds(15));
#pragma warning restore 162
}
void CleanupMediaStream()
{
mediaElement1.Source = null;
if (null == _mediaStreamFacade)
{
return;
}
_mediaStreamFacade.StateChange -= TsMediaManagerOnStateChange;
_mediaStreamFacade.DisposeSafe();
_mediaStreamFacade = null;
}
void InitializeMediaStream()
{
if (null != _mediaStreamFacade)
{
return;
}
_mediaStreamFacade = MediaStreamFacadeSettings.Parameters.Create();
_mediaStreamFacade.SetParameter(_httpClientFactory);
_mediaStreamFacade.SetParameter(new ApplicationInformation("HlsView", "1.0.0.0"));
_mediaStreamFacade.StateChange += TsMediaManagerOnStateChange;
}
async Task InitializeMediaStreamAsync()
{
Debug.WriteLine("MediaPlayerManager.InitializeMediaStreamAsync()");
if (null != _mediaStreamFacade)
{
await CloseMediaSourceAsync().WithCancellation(_cancellationToken).ConfigureAwait(false);
try
{
await _mediaStreamFacade.StopAsync(_cancellationToken).ConfigureAwait(false);
ForceGc();
return;
}
catch (Exception ex)
{
Debug.WriteLine("MediaPlayerManager.InitializeMediaStreamAsync() stop failed: " + ex.ExtendedMessage());
}
try
{
await CleanupMediaStreamFacadeAsync().ConfigureAwait(false);
}
catch (Exception ex)
{
Debug.WriteLine("MediaPlayerManager.InitializeMediaStreamAsync() cleanup failed: " + ex.ExtendedMessage());
}
}
ForceGc();
_mediaStreamFacade = MediaStreamFacadeSettings.Parameters.Create();
_mediaStreamFacade.SetParameter(_bufferingPolicy);
_mediaStreamFacade.SetParameter(_mediaManagerParameters);
_mediaStreamFacade.SetParameter(WebReaderManagerParameters);
_mediaStreamFacade.SetParameter(_metadataHandler.MetadataSink);
_mediaStreamFacade.StateChange += MediaStreamFacadeOnStateChange;
}
async Task CleanupMediaStreamFacadeAsync()
{
Debug.WriteLine("MediaPlayerManager.CleanupMediaStreamFacadeAsync()");
var msf = _mediaStreamFacade;
if (null == msf)
{
return;
}
_mediaStreamFacade = null;
msf.StateChange -= MediaStreamFacadeOnStateChange;
await msf.CloseAsync().ConfigureAwait(false);
msf.DisposeBackground("MediaPlayerManager CleanupMediaStreamFacadeAsync");
}
public void Dispose()
{
Debug.WriteLine("MediaPlayerManager.Dispose()");
_mediaPlayer.MediaOpened -= MediaPlayerOnMediaOpened;
_mediaPlayer.MediaEnded -= MediaPlayerOnMediaEnded;
_mediaPlayer.CurrentStateChanged -= MediaPlayerOnCurrentStateChanged;
_mediaPlayer.MediaFailed -= MediaPlayerOnMediaFailed;
if (null != _mediaStreamFacade)
{
_mediaStreamFacade.StateChange -= MediaStreamFacadeOnStateChange;
_mediaStreamFacade.Dispose();
_mediaStreamFacade = null;
}
_asyncLock.Dispose();
}
/// <summary>
/// Creates a new instance of the MediaElementWrapper class.
/// </summary>
/// <param name="mediaStreamFacade"></param>
public MediaElementWrapper(IMediaStreamFacade mediaStreamFacade)
{
if (mediaStreamFacade == null)
throw new ArgumentNullException("mediaStreamFacade");
Debug.WriteLine("MediaElementWrapper.ctor()");
HorizontalContentAlignment = HorizontalAlignment.Stretch;
VerticalContentAlignment = VerticalAlignment.Stretch;
_mediaStreamFacade = mediaStreamFacade;
MediaElement = new MediaElement();
MediaElement.MediaEnded += MediaElement_MediaEnded;
MediaElement.MediaFailed += MediaElement_MediaFailed;
#if WINDOWS_PHONE
MediaElement.MarkerReached += MediaElement_MarkerReached;
#endif
Content = MediaElement;
_templateAppliedTaskSource = new TaskCompletionSource<object>();
}
/// <summary>
/// Creates a new instance of the MediaElementWrapper class.
/// </summary>
/// <param name="mediaStreamFacade"></param>
public MediaElementWrapper(IMediaStreamFacade mediaStreamFacade)
{
if (mediaStreamFacade == null)
{
throw new ArgumentNullException("mediaStreamFacade");
}
Debug.WriteLine("MediaElementWrapper.ctor()");
HorizontalContentAlignment = HorizontalAlignment.Stretch;
VerticalContentAlignment = VerticalAlignment.Stretch;
_mediaStreamFacade = mediaStreamFacade;
MediaElement = new MediaElement();
MediaElement.MediaEnded += MediaElement_MediaEnded;
MediaElement.MediaFailed += MediaElement_MediaFailed;
#if WINDOWS_PHONE
MediaElement.MarkerReached += MediaElement_MarkerReached;
#endif
Content = MediaElement;
_templateAppliedTaskSource = new TaskCompletionSource <object>();
}
void CloseMedia()
{
StopMedia();
if (null != mediaElement1)
{
mediaElement1.Source = null;
}
if (null == _mediaStreamFacade)
{
return;
}
var mediaStreamFacade = _mediaStreamFacade;
_mediaStreamFacade = null;
mediaStreamFacade.StateChange -= TsMediaManagerOnStateChange;
// Don't block the cleanup in case someone is mashing the play button.
// It could deadlock.
mediaStreamFacade.DisposeBackground("MainPage CloseMedia");
}
void CleanupMediaStreamFacade()
{
if (null == _mediaStreamFacade)
return;
var mediaStreamFacade = _mediaStreamFacade;
_mediaStreamFacade = null;
mediaStreamFacade.StateChange -= TsMediaManagerOnStateChange;
// Don't block the cleanup in case someone is mashing buttons.
// It could deadlock.
mediaStreamFacade.DisposeBackground("MainPage CleanupMediaStreamFacade");
}
void InitializeMediaStream()
{
if (null != _mediaStreamFacade)
return;
_mediaStreamFacade = MediaStreamFacadeSettings.Parameters.Create();
_mediaStreamFacade.StateChange += TsMediaManagerOnStateChange;
}
void CleanupMediaStream()
{
mediaElement1.Source = null;
if (null == _mediaStreamFacade)
return;
_mediaStreamFacade.StateChange -= TsMediaManagerOnStateChange;
_mediaStreamFacade.DisposeSafe();
_mediaStreamFacade = null;
}
private static void InitialiseMediaStream()
{
_logger.Info("Creating stream facade");
_mediaStreamFacade = MediaStreamFacadeSettings.Parameters.Create();
}
async Task CleanupMediaStreamFacadeAsync()
{
Debug.WriteLine("MediaPlayerManager.CleanupMediaStreamFacadeAsync()");
var msf = _mediaStreamFacade;
if (null == msf)
return;
_mediaStreamFacade = null;
msf.StateChange -= MediaStreamFacadeOnStateChange;
await msf.CloseAsync().ConfigureAwait(false);
msf.DisposeBackground("MediaPlayerManager CleanupMediaStreamFacadeAsync");
}
void InitializeMediaStream()
{
if (null != _mediaStreamFacade)
return;
_mediaStreamFacade = MediaStreamFacadeSettings.Parameters.Create();
}
void InitializeMediaStream()
{
if (null != _mediaStreamFacade)
return;
// Enable UseHttpConnection to use sockets directly instead of going through
// the system's default HTTP client. HttpConnection is not as picky about
// headers and it will not pollute the system's HTTP cache, but it will always
// open a new connection for each request.
//MediaStreamFacadeSettings.Parameters.UseHttpConnection = true;
_mediaStreamFacade = MediaStreamFacadeSettings.Parameters.Create();
_mediaStreamFacade.StateChange += TsMediaManagerOnStateChange;
}
async Task UnsafeCleanupMediaStreamFacadeAsync(IMediaStreamFacade mediaStreamFacade)
{
mediaStreamFacade.StateChange -= TsMediaManagerOnStateChange;
try
{
var localMediaStreamFacade = mediaStreamFacade;
var closeTask = Task.Run(() => localMediaStreamFacade.CloseAsync());
var timeoutTask = Task.Delay(6000);
await Task.WhenAny(closeTask, timeoutTask).ConfigureAwait(false);
if (closeTask.IsCompleted)
closeTask.Wait();
else
{
Debug.WriteLine("AudioTrackStreamer.UnsafeCleanupMediaStreamFacadeAsync() CloseAsync timeout");
var cleanupTask = closeTask.ContinueWith(t =>
{
var ex = t.Exception;
if (null != ex)
Debug.WriteLine("AudioTrackStreamer.UnsafeCleanupMediaStreamFacadeAsync() CloseAsync() failed: " + ex.Message);
localMediaStreamFacade.DisposeSafe();
});
TaskCollector.Default.Add(cleanupTask, "AudioTrackStreamer facade cleanup");
Abort();
return;
}
}
catch (Exception ex)
{
Debug.WriteLine("AudioTrackStreamer.UnsafeCleanupMediaStreamFacadeAsync() close async failed: " + ex.ExtendedMessage());
Abort();
}
// Should this Collect be inside the #if DEBUG?
// The available memory is usually only on the
// order of a couple of megabytes on a 512MB device.
// We are at a point where we can afford to stall
// for a while and we have just released a large
// number of objects.
GC.Collect();
#if DEBUG
GC.WaitForPendingFinalizers();
GC.Collect();
DumpMemory();
#endif
}
IMediaStreamFacade InitializeMediaStream()
{
if (null != _mediaStreamFacade && _mediaStreamFacade.IsDisposed)
_mediaStreamFacade = null;
if (null == _mediaStreamFacade)
_mediaStreamFacade = CreateMediaStreamFacade();
return _mediaStreamFacade;
}
async Task CleanupMediaStreamFacadeAsync(IMediaStreamFacade mediaStreamFacade)
{
Debug.WriteLine("AudioTrackStreamer.CleanupMediaStreamFacade(msf)");
try
{
var wasOk = mediaStreamFacade == Interlocked.CompareExchange(ref _mediaStreamFacade, null, mediaStreamFacade);
if (wasOk)
await UnsafeCleanupMediaStreamFacadeAsync(mediaStreamFacade).ConfigureAwait(false);
else
Debug.WriteLine("AudioTrackStreamer.CleanupMediaStreamFacade(msf) cleanup lost race with something");
}
catch (Exception ex)
{
Debug.WriteLine("AudioTrackStreamer.CleanupMediaStreamFacade(msf) cleanup failed: " + ex.ExtendedMessage());
}
}
async Task CleanupAsync()
{
Debug.WriteLine("StreamingMediaPlugin.CleanupAsync()");
try
{
var playbackSession = _playbackSession;
if (null != playbackSession)
await playbackSession.CloseAsync().ConfigureAwait(false);
using (await _asyncLock.LockAsync(CancellationToken.None).ConfigureAwait(false))
{
if (_mediaStreamFacade.IsDisposed)
_mediaStreamFacade = null;
}
}
catch (Exception ex)
{
Debug.WriteLine("StreamingMediaPlugin.CleanupAsync() failed: " + ex.Message);
}
}
public void Dispose()
{
Debug.WriteLine("MediaPlayerManager.Dispose()");
_mediaPlayer.MediaOpened -= MediaPlayerOnMediaOpened;
_mediaPlayer.MediaEnded -= MediaPlayerOnMediaEnded;
_mediaPlayer.CurrentStateChanged -= MediaPlayerOnCurrentStateChanged;
_mediaPlayer.MediaFailed -= MediaPlayerOnMediaFailed;
if (null != _mediaStreamFacade)
{
_mediaStreamFacade.StateChange -= MediaStreamFacadeOnStateChange;
_mediaStreamFacade.Dispose();
_mediaStreamFacade = null;
}
_asyncLock.Dispose();
}
void OnUnload()
{
Debug.WriteLine("MainPage unload");
StopMedia();
var mediaStreamFacade = _mediaStreamFacade;
_mediaStreamFacade = null;
mediaStreamFacade.DisposeBackground("MainPage unload");
}
void CleanupMedia()
{
StopMedia();
if (null == _mediaStreamFacade)
return;
var mediaStreamFacade = _mediaStreamFacade;
_mediaStreamFacade = null;
//Don't block the dispose
mediaStreamFacade.DisposeBackground("PlayerPage CleanupMedia");
}
async Task InitializeMediaStreamAsync()
{
Debug.WriteLine("MediaPlayerManager.InitializeMediaStreamAsync()");
if (null != _mediaStreamFacade)
{
await CloseMediaSourceAsync().WithCancellation(_cancellationToken).ConfigureAwait(false);
try
{
await _mediaStreamFacade.StopAsync(_cancellationToken).ConfigureAwait(false);
ForceGc();
return;
}
catch (Exception ex)
{
Debug.WriteLine("MediaPlayerManager.InitializeMediaStreamAsync() stop failed: " + ex.ExtendedMessage());
}
try
{
await CleanupMediaStreamFacadeAsync().ConfigureAwait(false);
}
catch (Exception ex)
{
Debug.WriteLine("MediaPlayerManager.InitializeMediaStreamAsync() cleanup failed: " + ex.ExtendedMessage());
}
}
ForceGc();
_mediaStreamFacade = MediaStreamFacadeSettings.Parameters.Create();
_mediaStreamFacade.SetParameter(_bufferingPolicy);
_mediaStreamFacade.SetParameter(_mediaManagerParameters);
_mediaStreamFacade.SetParameter(WebReaderManagerParameters);
_mediaStreamFacade.SetParameter(_metadataHandler.MetadataSink);
_mediaStreamFacade.StateChange += MediaStreamFacadeOnStateChange;
}
