private void EnablePlaybackMenu(bool bEnable, MediaType nMediaType)
{
// Enable/disable menu items related to playback (pause, stop, mute)
menuFilePause.Enabled = bEnable;
menuFileStop.Enabled = bEnable;
menuFileMute.Enabled = bEnable;
menuRateIncrease.Enabled = bEnable;
menuRateDecrease.Enabled = bEnable;
menuRateNormal.Enabled = bEnable;
menuRateHalf.Enabled = bEnable;
menuRateDouble.Enabled = bEnable;
// Enable/disable menu items related to video size
bool isVideo = (nMediaType == MediaType.Video) ? true : false;
menuSingleStep.Enabled = isVideo;
menuFileSizeHalf.Enabled = isVideo;
menuFileSizeDouble.Enabled = isVideo;
menuFileSizeNormal.Enabled = isVideo;
menuFileSizeThreeQuarter.Enabled = isVideo;
menuFileFullScreen.Enabled = isVideo;
}
public int OnMediaTypeChanged(int videoRate, int videoFormat, int audioFormat)
{
Log.Info("BDPlayer OnMediaTypeChanged() - Video: {0}({1} fps), Audio: {2}", StreamTypetoString(videoFormat), VideoRatetoDouble(videoRate), StreamTypetoString(audioFormat));
_mChangedMediaType = MediaType.None;
if (videoFormat != _currentVideoFormat)
{
_mChangedMediaType |= MediaType.Video;
_currentVideoFormat = videoFormat;
}
if (audioFormat != _currentAudioFormat)
{
_mChangedMediaType |= MediaType.Audio;
_currentAudioFormat = audioFormat;
}
UpdateRefreshRate(videoRate);
if (_mChangedMediaType != MediaType.None)
{
_bMediaTypeChanged = Playing ? true : false;
}
return _bMediaTypeChanged ? 0 : 1;
}
protected void DoGraphRebuild()
{
if (_mediaCtrl != null)
{
int hr;
try
{
hr = _mediaCtrl.Stop();
DsError.ThrowExceptionForHR(hr);
}
catch (Exception error)
{
Log.Error("BDPlayer: Error stopping graph: {0}", error.Message);
MovieEnded();
}
// this is a hack for MS Video Decoder and AC3 audio change
// would suggest to always do full audio and video rendering for all filters
IBaseFilter MSVideoCodec = null;
_graphBuilder.FindFilterByName("Microsoft DTV-DVD Video Decoder", out MSVideoCodec);
if (MSVideoCodec != null)
{
_mChangedMediaType = MediaType.Audio | MediaType.Video;
DirectShowUtil.ReleaseComObject(MSVideoCodec);
MSVideoCodec = null;
}
// hack end
switch (_mChangedMediaType)
{
case MediaType.Audio: // audio changed
Log.Info("BDPlayer: Rerendering audio pin of BDReader filter.");
UpdateFilters("Audio");
break;
case MediaType.Video: // video changed
Log.Info("BDPlayer: Rerendering video pin of BDReader filter.");
UpdateFilters("Video");
break;
case MediaType.Audio | MediaType.Video: // both changed
Log.Info("BDPlayer: Rerendering audio and video pins of BDReader filter.");
UpdateFilters("Audio");
UpdateFilters("Video");
break;
}
if (_mChangedMediaType != MediaType.Audio && VideoChange)
{
//Release and init Post Process Filter
if (PostProcessingEngine.engine != null)
PostProcessingEngine.GetInstance().FreePostProcess();
IPostProcessingEngine postengine = PostProcessingEngine.GetInstance(true);
if (!postengine.LoadPostProcessing(_graphBuilder))
{
PostProcessingEngine.engine = new PostProcessingEngine.DummyEngine();
}
}
if (_interfaceBDReader != null)
{
DirectShowUtil.RenderGraphBuilderOutputPins(_graphBuilder, _interfaceBDReader);
}
DirectShowUtil.RemoveUnusedFiltersFromGraph(_graphBuilder);
//remove InternalScriptRenderer as it takes subtitle pin
disableISR();
// disable Closed Captions!
disableCC();
/*if (_mChangedMediaType == MediaType.Audio)
RemoveAudioR();*/
try
{
hr = _mediaCtrl.Run();
DsError.ThrowExceptionForHR(hr);
}
catch (Exception error)
{
Log.Error("BDPlayer: Error starting graph: {0}", error.Message);
MovieEnded();
return;
}
Log.Info("BDPlayer: Reconfigure graph done");
}
}
protected void DoGraphRebuild()
{
if (_mediaCtrl != null)
{
int hr;
try
{
hr = _mediaCtrl.Stop();
DsError.ThrowExceptionForHR(hr);
}
catch (Exception error)
{
Log.Error("BDPlayer: Error stopping graph: {0}", error.Message);
MovieEnded();
}
// this is a hack for MS Video Decoder and AC3 audio change
// would suggest to always do full audio and video rendering for all filters
IBaseFilter MSVideoCodec = null;
_graphBuilder.FindFilterByName("Microsoft DTV-DVD Video Decoder", out MSVideoCodec);
if (MSVideoCodec != null)
{
_mChangedMediaType = MediaType.Audio | MediaType.Video;
DirectShowUtil.ReleaseComObject(MSVideoCodec); MSVideoCodec = null;
}
// hack end
switch (_mChangedMediaType)
{
case MediaType.Audio: // audio changed
Log.Info("BDPlayer: Rerendering audio pin of BDReader filter.");
UpdateFilters("Audio");
break;
case MediaType.Video: // video changed
Log.Info("BDPlayer: Rerendering video pin of BDReader filter.");
UpdateFilters("Video");
break;
case MediaType.Audio | MediaType.Video: // both changed
Log.Info("BDPlayer: Rerendering audio and video pins of BDReader filter.");
UpdateFilters("Audio");
UpdateFilters("Video");
break;
}
DirectShowUtil.RenderUnconnectedOutputPins(_graphBuilder, _interfaceBDReader);
DirectShowUtil.RemoveUnusedFiltersFromGraph(_graphBuilder);
try
{
hr = _mediaCtrl.Run();
DsError.ThrowExceptionForHR(hr);
}
catch (Exception error)
{
Log.Error("BDPlayer: Error starting graph: {0}", error.Message);
MovieEnded();
return;
}
Log.Info("BDPlayer: Reconfigure graph done");
}
}