private void RemoveRefClockFromGraph()
{
IMediaFilter mf = (IMediaFilter)currentFilterGraph;
int hr = mf.SetSyncSource(null);
DsError.ThrowExceptionForHR(hr);
}
public CAviDS(string filename, double playSpeed)
{
builder = new FilterGraph() as IGraphBuilder;
grabber = new SampleGrabber() as ISampleGrabber;
mediaType = new AMMediaType();
mediaType.majorType = MediaType.Video;
mediaType.subType = MediaSubType.RGB32;
mediaType.formatType = FormatType.VideoInfo;
DsError.ThrowExceptionForHR(grabber.SetMediaType(mediaType));
DsError.ThrowExceptionForHR(builder.AddFilter(grabber as IBaseFilter, "Sample Grabber(DTXMania)"));
DsError.ThrowExceptionForHR(builder.RenderFile(filename, null));
CDirectShow.ConnectNullRendererFromSampleGrabber(builder, grabber as IBaseFilter);
if (builder is IVideoWindow videoWindow)
{
videoWindow.put_AutoShow(OABool.False);
}
DsError.ThrowExceptionForHR(grabber.GetConnectedMediaType(mediaType));
videoInfo = (VideoInfoHeader)Marshal.PtrToStructure(mediaType.formatPtr, typeof(VideoInfoHeader));
nWidth = videoInfo.BmiHeader.Width;
nHeight = videoInfo.BmiHeader.Height;
seeker = builder as IMediaSeeking;
DsError.ThrowExceptionForHR(seeker.GetDuration(out nMediaLength));
DsError.ThrowExceptionForHR(seeker.SetRate(playSpeed / 20.0));
control = builder as IMediaControl;
filter = builder as IMediaFilter;
grabber.SetBufferSamples(BufferThem: true);
Run();
Pause();
bPlaying = false;
bPause = false;
}
///////////////////////////////////////////////////////////////////////////////
// Small helping Methods //
///////////////////////////////////////////////////////////////////////////////
#region HELPER
private void RetreiveGraphReferenceClock()
{
this.graphBuilder.SetDefaultSyncSource();
IMediaFilter filter = this.graphBuilder as IMediaFilter;
int hr = filter.GetSyncSource(out referenceClock);
DsError.ThrowExceptionForHR(hr);
}
/// <summary> build the capture graph for grabber. </summary>
private void SetupGraph(string destFilename, string encoderName)
{
int hr;
// Get the graphbuilder object
captureGraphBuilder = new DirectShowLib.CaptureGraphBuilder2() as DirectShowLib.ICaptureGraphBuilder2;
IFilterGraph2 filterGraph = new DirectShowLib.FilterGraph() as DirectShowLib.IFilterGraph2;
mediaCtrl = filterGraph as DirectShowLib.IMediaControl;
IMediaFilter mediaFilt = filterGraph as IMediaFilter;
mediaEvent = filterGraph as IMediaEvent;
captureGraphBuilder.SetFiltergraph(filterGraph);
IBaseFilter aviMux;
IFileSinkFilter fileSink = null;
hr = captureGraphBuilder.SetOutputFileName(MediaSubType.Avi, destFilename, out aviMux, out fileSink);
DsError.ThrowExceptionForHR(hr);
DirectShowLib.IBaseFilter compressor = DirectShowUtils.GetVideoCompressor(encoderName);
if (compressor == null)
{
throw new InvalidCodecException(encoderName);
}
hr = filterGraph.AddFilter(compressor, "compressor");
DsError.ThrowExceptionForHR(hr);
// Our data source
IBaseFilter source = (IBaseFilter) new GenericSampleSourceFilter();
// Get the pin from the filter so we can configure it
IPin ipin = DsFindPin.ByDirection(source, PinDirection.Output, 0);
try
{
// Configure the pin using the provided BitmapInfo
ConfigurePusher((IGenericSampleConfig)ipin);
}
finally
{
Marshal.ReleaseComObject(ipin);
}
// Add the filter to the graph
hr = filterGraph.AddFilter(source, "GenericSampleSourceFilter");
Marshal.ThrowExceptionForHR(hr);
hr = filterGraph.AddFilter(source, "source");
DsError.ThrowExceptionForHR(hr);
hr = captureGraphBuilder.RenderStream(null, null, source, compressor, aviMux);
DsError.ThrowExceptionForHR(hr);
IMediaPosition mediaPos = filterGraph as IMediaPosition;
hr = mediaCtrl.Run();
DsError.ThrowExceptionForHR(hr);
}
/// <summary>
/// Toggle SetSyncClock
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void _clockButton_Click(object sender, EventArgs e)
{
if ((bool)_clockButton.Tag)
{
// unset as reference clock
_clockButton.MouseOutsideTint = Color.DarkGray;
_clockButton.ToolTipText = "Set as Reference Clock";
_clockButton.Tag = false;
}
else
{
DSFilterNodeUI refnode = (Parent.Parent as DSGraphEditPanel).GetReferenceClock();
if (refnode != null)
{
// unset the other reference clock
refnode._clockButton.MouseOutsideTint = Color.DarkGray;
refnode._clockButton.ToolTipText = "Set as Reference Clock";
refnode._clockButton.Tag = false;
}
// set as reference clock
_clockButton.MouseOutsideTint = Color.Yellow;
_clockButton.ToolTipText = "Unset Reference Clock";
_clockButton.Tag = true;
}
// if the graph is set up to use a reference clock, set the new one
if ((Parent.Parent as DSGraphEditPanel).UseReferenceClock)
{
(Parent.Parent as DSGraphEditPanel).Stop();
DSFilterNodeUI refnode = (Parent.Parent as DSGraphEditPanel).GetReferenceClock();
IMediaFilter mf = (Parent as DSDaggerUIGraph)._Graph as IMediaFilter;
try
{
if (refnode != null)
{
mf.SetSyncSource(refnode._referenceClock);
}
else
{
(Parent as DSDaggerUIGraph)._Graph.SetDefaultSyncSource();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error setting reference clock");
}
}
}
/*
* // This version of FindCaptureDevice is provide for education only.
* // A second version using the DsDevice helper class is define later.
* public IBaseFilter FindCaptureDevice()
* {
* int hr = 0;
#if USING_NET11
* UCOMIEnumMoniker classEnum = null;
* UCOMIMoniker[] moniker = new UCOMIMoniker[1];
#else
* IEnumMoniker classEnum = null;
* IMoniker[] moniker = new IMoniker[1];
#endif
* object source = null;
*
* // Create the system device enumerator
* ICreateDevEnum devEnum = (ICreateDevEnum)new CreateDevEnum();
*
* // Create an enumerator for the video capture devices
* hr = devEnum.CreateClassEnumerator( FilterCategory.VideoInputDevice, out classEnum, 0 );
* DsError.ThrowExceptionForHR( hr );
*
* // The device enumerator is no more needed
* Marshal.ReleaseComObject( devEnum );
*
* // If there are no enumerators for the requested type, then
* // CreateClassEnumerator will succeed, but classEnum will be NULL.
* if( classEnum == null )
* {
* throw new ApplicationException( "No video capture device was detected.\r\n\r\n" +
* "This sample requires a video capture device, such as a USB WebCam,\r\n" +
* "to be installed and working properly. The sample will now close." );
* }
*
* // Use the first video capture device on the device list.
* // Note that if the Next() call succeeds but there are no monikers,
* // it will return 1 (S_FALSE) (which is not a failure). Therefore, we
* // check that the return code is 0 (S_OK).
#if USING_NET11
* int i;
* if (classEnum.Next (moniker.Length, moniker, IntPtr.Zero) == 0)
#else
* while( classEnum.Next( moniker.Length, moniker, IntPtr.Zero ) == 0 )
#endif
* {
* // Bind Moniker to a filter object
* Guid iid = typeof( IBaseFilter ).GUID;
* moniker[0].BindToObject( null, null, ref iid, out source );
* }
* //else
* //{
* // throw new ApplicationException( "Unable to access video capture device!" );
* //}
*
* // Release COM objects
* Marshal.ReleaseComObject( moniker[0] );
* Marshal.ReleaseComObject( classEnum );
*
* // An exception is thrown if cast fail
* return (IBaseFilter)source;
* }
*/
// Uncomment this version of FindCaptureDevice to use the DsDevice helper class
// (and comment the first version of course)
public void GetInterfaces()
{
int hr = 0;
// An exception is thrown if cast fail
this.graphBuilder = (IGraphBuilder) new FilterGraph();
this.captureGraphBuilder = (ICaptureGraphBuilder2) new CaptureGraphBuilder2();
this.mediaControl = (IMediaControl)this.graphBuilder;
this.videoWindow = (IVideoWindow)this.graphBuilder;
this.mediaEventEx = (IMediaEventEx)this.graphBuilder;
this.graph_streams = (IAMGraphStreams)this.graphBuilder;
this.graph_filter = (IMediaFilter)this.graphBuilder;
hr = this.mediaEventEx.SetNotifyWindow(this.Handle, WM_GRAPHNOTIFY, IntPtr.Zero);
DsError.ThrowExceptionForHR(hr);
}
public void DoTests()
{
try
{
// I decide to use the VMR9 filter because i love it !
// This test could work with other filters with the notable exception of the
// VideoRendererDefault which is in fact a VMR7 on Windows XP...
// All DirectShow filters must implement IBaseFilter...
// which inherit from IMediaFilter...
this.filter = (IMediaFilter) new VideoMixingRenderer9();
TestRun();
TestPause();
TestStop();
TestGetState();
TestSyncSource();
}
finally
{
Marshal.ReleaseComObject(this.filter);
}
}
private void SetupGraph(string FileName)
{
int hr;
ISampleGrabber sampGrabber = null;
IBaseFilter baseGrabFlt = null;
IBaseFilter capFilter = null;
IBaseFilter nullrenderer = null;
// Get the graphbuilder object
m_FilterGraph = new FilterGraph() as IFilterGraph2;
m_mediaCtrl = m_FilterGraph as IMediaControl;
m_MediaEvent = m_FilterGraph as IMediaEvent;
IMediaFilter mediaFilt = m_FilterGraph as IMediaFilter;
try {
// Add the video source
hr = m_FilterGraph.AddSourceFilter(FileName, "Ds.NET FileFilter", out capFilter);
DsError.ThrowExceptionForHR(hr);
// Get the SampleGrabber interface
sampGrabber = new SampleGrabber() as ISampleGrabber;
baseGrabFlt = sampGrabber as IBaseFilter;
ConfigureSampleGrabber(sampGrabber);
// Add the frame grabber to the graph
hr = m_FilterGraph.AddFilter(baseGrabFlt, "Ds.NET Grabber");
DsError.ThrowExceptionForHR(hr);
// ---------------------------------
// Connect the file filter to the sample grabber
// Hopefully this will be the audio pin, we could check by reading it's mediatype
IPin iPinOut = DsFindPin.ByDirection(capFilter, PinDirection.Output, 0);
// Get the input pin from the sample grabber
IPin iPinIn = DsFindPin.ByDirection(baseGrabFlt, PinDirection.Input, 0);
hr = m_FilterGraph.Connect(iPinOut, iPinIn);
DsError.ThrowExceptionForHR(hr);
// Add the null renderer to the graph
nullrenderer = new NullRenderer() as IBaseFilter;
hr = m_FilterGraph.AddFilter(nullrenderer, "Null renderer");
DsError.ThrowExceptionForHR(hr);
// ---------------------------------
// Connect the sample grabber to the null renderer
iPinOut = DsFindPin.ByDirection(baseGrabFlt, PinDirection.Output, 0);
iPinIn = DsFindPin.ByDirection(nullrenderer, PinDirection.Input, 0);
hr = m_FilterGraph.Connect(iPinOut, iPinIn);
DsError.ThrowExceptionForHR(hr);
// Turn off the clock. This causes the frames to be sent
// thru the graph as fast as possible
hr = mediaFilt.SetSyncSource(null);
DsError.ThrowExceptionForHR(hr);
// Read and cache the image sizes
SaveSizeInfo(sampGrabber);
} finally {
if (capFilter != null)
{
Marshal.ReleaseComObject(capFilter);
capFilter = null;
}
if (sampGrabber != null)
{
Marshal.ReleaseComObject(sampGrabber);
sampGrabber = null;
}
if (nullrenderer != null)
{
Marshal.ReleaseComObject(nullrenderer);
nullrenderer = null;
}
}
}
/// <summary> build the capture graph for grabber. </summary>
private void SetupGraph(DsDevice dev, int iSampleRate, int iChannels)
{
int hr;
ISampleGrabber sampGrabber = null;
IBaseFilter capFilter = null;
ICaptureGraphBuilder2 capGraph = null;
IBaseFilter baseGrabFlt = null;
IBaseFilter nullrenderer = null;
IMediaFilter mediaFilt = m_FilterGraph as IMediaFilter;
// Get the graphbuilder object
m_FilterGraph = (IFilterGraph2) new FilterGraph();
m_mediaCtrl = m_FilterGraph as IMediaControl;
try {
// Get the ICaptureGraphBuilder2
capGraph = (ICaptureGraphBuilder2) new CaptureGraphBuilder2();
// Get the SampleGrabber interface
sampGrabber = (ISampleGrabber) new SampleGrabber();
// Start building the graph
hr = capGraph.SetFiltergraph(m_FilterGraph);
DsError.ThrowExceptionForHR(hr);
// Add the audio device
hr = m_FilterGraph.AddSourceFilterForMoniker(dev.Mon, null, "Audio input", out capFilter);
DsError.ThrowExceptionForHR(hr);
// If any of the default config items are set
if (iSampleRate + iChannels > 0)
{
SetConfigParms(capGraph, capFilter, iSampleRate, iChannels);
}
// Get the SampleGrabber interface
sampGrabber = new SampleGrabber() as ISampleGrabber;
baseGrabFlt = sampGrabber as IBaseFilter;
ConfigureSampleGrabber(sampGrabber);
// Add the frame grabber to the graph
hr = m_FilterGraph.AddFilter(baseGrabFlt, "Ds.NET Grabber");
DsError.ThrowExceptionForHR(hr);
// ---------------------------------
// Connect the file filter to the sample grabber
// Hopefully this will be the audio pin, we could check by reading it's mediatype
IPin iPinOut = DsFindPin.ByDirection(capFilter, PinDirection.Output, 0);
// Get the input pin from the sample grabber
IPin iPinIn = DsFindPin.ByDirection(baseGrabFlt, PinDirection.Input, 0);
hr = m_FilterGraph.Connect(iPinOut, iPinIn);
DsError.ThrowExceptionForHR(hr);
// Add the null renderer to the graph
nullrenderer = new NullRenderer() as IBaseFilter;
hr = m_FilterGraph.AddFilter(nullrenderer, "Null renderer");
DsError.ThrowExceptionForHR(hr);
// ---------------------------------
// Connect the sample grabber to the null renderer
iPinOut = DsFindPin.ByDirection(baseGrabFlt, PinDirection.Output, 0);
iPinIn = DsFindPin.ByDirection(nullrenderer, PinDirection.Input, 0);
hr = m_FilterGraph.Connect(iPinOut, iPinIn);
DsError.ThrowExceptionForHR(hr);
// Read and cache the resulting settings
SaveSizeInfo(sampGrabber);
} finally {
if (capFilter != null)
{
Marshal.ReleaseComObject(capFilter);
capFilter = null;
}
if (sampGrabber != null)
{
Marshal.ReleaseComObject(sampGrabber);
sampGrabber = null;
}
if (capGraph != null)
{
Marshal.ReleaseComObject(capGraph);
capGraph = null;
}
}
}
/// <summary> create the used COM components and get the interfaces. </summary>
protected override bool GetInterfaces(string filename)
{
Speed = 1;
Log.Info("StreamBufferPlayer9: GetInterfaces()");
//switch back to directx fullscreen mode
// Log.Info("StreamBufferPlayer9: switch to fullscreen mode");
Log.Info("StreamBufferPlayer9: Enabling DX9 exclusive mode");
GUIMessage msg = new GUIMessage(GUIMessage.MessageType.GUI_MSG_SWITCH_FULL_WINDOWED, 0, 0, 0, 1, 0, null);
GUIWindowManager.SendMessage(msg);
//Log.Info("StreamBufferPlayer9: build graph");
try
{
_graphBuilder = (IGraphBuilder) new FilterGraph();
//Log.Info("StreamBufferPlayer9: add _vmr9");
_vmr9 = new VMR9Util();
_vmr9.AddVMR9(_graphBuilder);
_vmr9.Enable(false);
int hr;
m_StreamBufferConfig = new StreamBufferConfig();
streamConfig2 = m_StreamBufferConfig as IStreamBufferConfigure2;
if (streamConfig2 != null)
{
// setting the StreamBufferEngine registry key
IntPtr HKEY = (IntPtr) unchecked ((int)0x80000002L);
IStreamBufferInitialize pTemp = (IStreamBufferInitialize)streamConfig2;
IntPtr subKey = IntPtr.Zero;
RegOpenKeyEx(HKEY, "SOFTWARE\\MediaPortal", 0, 0x3f, out subKey);
hr = pTemp.SetHKEY(subKey);
hr = streamConfig2.SetFFTransitionRates(8, 32);
//Log.Info("set FFTransitionRates:{0:X}",hr);
int max, maxnon;
hr = streamConfig2.GetFFTransitionRates(out max, out maxnon);
streamConfig2.GetBackingFileCount(out _minBackingFiles, out _maxBackingFiles);
streamConfig2.GetBackingFileDuration(out _backingFileDuration);
}
//Log.Info("StreamBufferPlayer9: add sbe");
// create SBE source
_bufferSource = (IStreamBufferSource) new StreamBufferSource();
if (_bufferSource == null)
{
Log.Error("StreamBufferPlayer9:Failed to create instance of SBE (do you have WinXp SP1?)");
return(false);
}
IBaseFilter filter = (IBaseFilter)_bufferSource;
hr = _graphBuilder.AddFilter(filter, "SBE SOURCE");
if (hr != 0)
{
Log.Error("StreamBufferPlayer9:Failed to add SBE to graph");
return(false);
}
IFileSourceFilter fileSource = (IFileSourceFilter)_bufferSource;
if (fileSource == null)
{
Log.Error("StreamBufferPlayer9:Failed to get IFileSourceFilter");
return(false);
}
//Log.Info("StreamBufferPlayer9: open file:{0}",filename);
hr = fileSource.Load(filename, null);
if (hr != 0)
{
Log.Error("StreamBufferPlayer9:Failed to open file:{0} :0x{1:x}", filename, hr);
return(false);
}
//Log.Info("StreamBufferPlayer9: add codecs");
// add preferred video & audio codecs
string strVideoCodec = "";
string strAudioCodec = "";
string strAudioRenderer = "";
int intFilters = 0; // FlipGer: count custom filters
string strFilters = ""; // FlipGer: collect custom filters
using (Settings xmlreader = new MPSettings())
{
// FlipGer: load infos for custom filters
int intCount = 0;
while (xmlreader.GetValueAsString("mytv", "filter" + intCount.ToString(), "undefined") != "undefined")
{
if (xmlreader.GetValueAsBool("mytv", "usefilter" + intCount.ToString(), false))
{
strFilters += xmlreader.GetValueAsString("mytv", "filter" + intCount.ToString(), "undefined") + ";";
intFilters++;
}
intCount++;
}
strVideoCodec = xmlreader.GetValueAsString("mytv", "videocodec", "");
strAudioCodec = xmlreader.GetValueAsString("mytv", "audiocodec", "");
strAudioRenderer = xmlreader.GetValueAsString("mytv", "audiorenderer", "Default DirectSound Device");
string strValue = xmlreader.GetValueAsString("mytv", "defaultar", "Normal");
GUIGraphicsContext.ARType = Util.Utils.GetAspectRatio(strValue);
}
if (strVideoCodec.Length > 0)
{
_videoCodecFilter = DirectShowUtil.AddFilterToGraph(_graphBuilder, strVideoCodec);
}
if (strAudioCodec.Length > 0)
{
_audioCodecFilter = DirectShowUtil.AddFilterToGraph(_graphBuilder, strAudioCodec);
}
if (strAudioRenderer.Length > 0)
{
_audioRendererFilter = DirectShowUtil.AddAudioRendererToGraph(_graphBuilder, strAudioRenderer, true);
}
// FlipGer: add custom filters to graph
customFilters = new IBaseFilter[intFilters];
string[] arrFilters = strFilters.Split(';');
for (int i = 0; i < intFilters; i++)
{
customFilters[i] = DirectShowUtil.AddFilterToGraph(_graphBuilder, arrFilters[i]);
}
// render output pins of SBE
DirectShowUtil.RenderOutputPins(_graphBuilder, (IBaseFilter)fileSource);
_mediaCtrl = (IMediaControl)_graphBuilder;
_mediaEvt = (IMediaEventEx)_graphBuilder;
_mediaSeeking = _bufferSource as IStreamBufferMediaSeeking;
_mediaSeeking2 = _bufferSource as IStreamBufferMediaSeeking2;
if (_mediaSeeking == null)
{
Log.Error("Unable to get IMediaSeeking interface#1");
}
if (_mediaSeeking2 == null)
{
Log.Error("Unable to get IMediaSeeking interface#2");
}
if (_audioRendererFilter != null)
{
IMediaFilter mp = _graphBuilder as IMediaFilter;
IReferenceClock clock = _audioRendererFilter as IReferenceClock;
hr = mp.SetSyncSource(clock);
}
// Set the IBasicAudioInterface
_basicAudio = (IBasicAudio)_graphBuilder;
// Log.Info("StreamBufferPlayer9:SetARMode");
// DirectShowUtil.SetARMode(_graphBuilder,AspectRatioMode.Stretched);
//Log.Info("StreamBufferPlayer9: set Deinterlace");
if (!_vmr9.IsVMR9Connected)
{
//_vmr9 is not supported, switch to overlay
Log.Info("StreamBufferPlayer9: switch to overlay");
_mediaCtrl = null;
Cleanup();
return(base.GetInterfaces(filename));
}
_pinVmr9ConnectedTo = _vmr9.PinConnectedTo;
_vmr9.SetDeinterlaceMode();
return(true);
}
catch (Exception ex)
{
Log.Error("StreamBufferPlayer9:exception while creating DShow graph {0} {1}", ex.Message, ex.StackTrace);
return(false);
}
}
private void CreateFilters()
{
isValid = true;
// grabber
grabberVideo = new GrabberVideo(this);
grabberAudio = new GrabberAudio(this);
// objects
graphObject = null;
grabberObjectVideo = null;
grabberObjectAudio = null;
int sourceBaseVideoPinIndex = 0;
try {
// get type for filter graph
Type type = Type.GetTypeFromCLSID(Clsid.FilterGraph);
if (type == null)
{
throw new ApplicationException("Failed creating filter graph");
}
// create filter graph
graphObject = Activator.CreateInstance(type);
graph = (IGraphBuilder)graphObject;
// create source device's object
if (fileName.ToLower().EndsWith(".wmv"))
{
type = Type.GetTypeFromCLSID(Clsid.WMASFReader);
if (type == null)
{
throw new ApplicationException("Failed creating ASF Reader filter");
}
sourceBase = (IBaseFilter)Activator.CreateInstance(type);
IFileSourceFilter sourceFile = (IFileSourceFilter)sourceBase;
sourceFile.Load(fileName, null);
graph.AddFilter(sourceBase, "source");
sourceBaseVideoPinIndex = 1;
}
else
{
graph.AddSourceFilter(fileName, "source", out sourceBase);
if (sourceBase == null)
{
try {
type = Type.GetTypeFromCLSID(Clsid.AsyncReader);
if (type == null)
{
throw new ApplicationException("Failed creating Async Reader filter");
}
sourceBase = (IBaseFilter)Activator.CreateInstance(type);
IFileSourceFilter sourceFile = (IFileSourceFilter)sourceBase;
sourceFile.Load(fileName, null);
graph.AddFilter(sourceBase, "source");
} catch {
throw new ApplicationException("Failed creating source filter");
}
}
sourceBaseVideoPinIndex = 0;
}
// get type for sample grabber
type = Type.GetTypeFromCLSID(Clsid.SampleGrabber);
if (type == null)
{
throw new ApplicationException("Failed creating sample grabber");
}
// create sample grabber
grabberObjectVideo = Activator.CreateInstance(type);
sampleGrabberVideo = (ISampleGrabber)grabberObjectVideo;
grabberBaseVideo = (IBaseFilter)grabberObjectVideo;
// add grabber filters to graph
graph.AddFilter(grabberBaseVideo, "grabberVideo");
// set media type
AMMediaType mediaType = new AMMediaType {
MajorType = MediaType.Video,
SubType = MediaSubType.ARGB32 /* MediaSubType.RGB24 */
};
;
sampleGrabberVideo.SetMediaType(mediaType);
// connect pins
IPin outPin = Tools.GetOutPin(sourceBase, sourceBaseVideoPinIndex);
IPin inPin = Tools.GetInPin(grabberBaseVideo, 0);
if (graph.Connect(outPin, inPin) < 0)
{
throw new ApplicationException("Failed connecting sourceBase to grabberBaseVideo");
}
Marshal.ReleaseComObject(outPin);
Marshal.ReleaseComObject(inPin);
// get media type
if (sampleGrabberVideo.GetConnectedMediaType(mediaType) == 0)
{
VideoInfoHeader vih = (VideoInfoHeader)Marshal.PtrToStructure(mediaType.FormatPtr, typeof(VideoInfoHeader));
grabberVideo.Width = vih.BmiHeader.Width;
grabberVideo.Height = vih.BmiHeader.Height;
mediaType.Dispose();
}
if (useAudioGrabber)
{
// *****************************************************************
// ******** Add the audio grabber to monitor audio peaks ***********
bool audioGrabberIsConnected = false;
Tools.FilterInfo2 filterInfo2 = Tools.GetNextFilter(sourceBase, PinDirection.Output, 0);
foreach (Tools.PinInfo2 pinInfo2 in filterInfo2.Pins)
{
if (pinInfo2.PinInfo.Direction == PinDirection.Output)
{
if (!Tools.IsPinConnected(pinInfo2.Pin))
{
try {
graph.Render(pinInfo2.Pin);
AMMediaType mt = new AMMediaType();
pinInfo2.Pin.ConnectionMediaType(mt);
if (mt.MajorType == MediaType.Audio)
{
// Obtain a reference to the filter connected to the audio output of the video splitter (usually, this is the audio decoder)
Tools.FilterInfo2 decoderFilterInfo2 = Tools.GetNextFilter(pinInfo2.PinInfo.Filter, PinDirection.Output, 0);
// Remove all the filters connected to the audio decoder filter
System.Collections.Generic.List <Tools.FilterInfo2> filtersInfo2 = new System.Collections.Generic.List <Tools.FilterInfo2>();
Tools.FilterInfo2 testFilterInfo2 = Tools.GetNextFilter(decoderFilterInfo2.Filter, PinDirection.Output, 0);
while (true)
{
filtersInfo2.Add(testFilterInfo2);
testFilterInfo2 = Tools.GetNextFilter(testFilterInfo2.Filter, PinDirection.Output, 0);
if (testFilterInfo2.Filter == null)
{
break;
}
}
foreach (Tools.FilterInfo2 fi2 in filtersInfo2)
{
graph.RemoveFilter(fi2.Filter);
fi2.Release();
}
// get type for sample grabber
type = Type.GetTypeFromCLSID(Clsid.SampleGrabber);
if (type == null)
{
throw new ApplicationException("Failed creating audio sample grabber");
}
// create sample grabber
grabberObjectAudio = Activator.CreateInstance(type);
sampleGrabberAudio = (ISampleGrabber)grabberObjectAudio;
grabberBaseAudio = (IBaseFilter)grabberObjectAudio;
// add grabber filters to graph
graph.AddFilter(grabberBaseAudio, "grabberAudio");
// set media type
AMMediaType mediaTypeAudio = new AMMediaType {
MajorType = MediaType.Audio,
SubType = MediaSubType.PCM,
FormatType = FormatType.WaveEx
};
sampleGrabberAudio.SetMediaType(mediaTypeAudio);
outPin = Tools.GetOutPin(decoderFilterInfo2.Filter, 0);
inPin = Tools.GetInPin(grabberBaseAudio, 0);
if (graph.Connect(outPin, inPin) < 0)
{
throw new ApplicationException("Failed connecting filter to grabberBaseAudio");
}
Marshal.ReleaseComObject(outPin);
Marshal.ReleaseComObject(inPin);
// Finally, connect the grabber to the audio renderer
outPin = Tools.GetOutPin(grabberBaseAudio, 0);
graph.Render(outPin);
mt = new AMMediaType();
outPin.ConnectionMediaType(mt);
if (!Tools.IsPinConnected(outPin))
{
throw new ApplicationException("Failed obtaining media audio information");
}
wavFormat = new WaveFormatEx();
Marshal.PtrToStructure(mt.FormatPtr, wavFormat);
Marshal.ReleaseComObject(outPin);
// configure sample grabber
sampleGrabberAudio.SetBufferSamples(false);
sampleGrabberAudio.SetOneShot(false);
sampleGrabberAudio.SetCallback(grabberAudio, 1);
audioGrabberIsConnected = true;
break;
}
} catch {
}
}
}
}
filterInfo2.Release();
if (!audioGrabberIsConnected)
{
foreach (Tools.PinInfo2 pinInfo2 in Tools.GetPins(sourceBase))
{
if (!Tools.IsPinConnected(pinInfo2.Pin))
{
foreach (AMMediaType mt in Tools.GetMediaTypes(pinInfo2.Pin))
{
if (mt.MajorType == MediaType.Audio)
{
// create sample grabber
grabberObjectAudio = Activator.CreateInstance(type);
sampleGrabberAudio = (ISampleGrabber)grabberObjectAudio;
grabberBaseAudio = (IBaseFilter)grabberObjectAudio;
// add grabber filters to graph
graph.AddFilter(grabberBaseAudio, "grabberAudio");
// set media type
AMMediaType mediaTypeAudio = new AMMediaType {
MajorType = MediaType.Audio,
SubType = MediaSubType.PCM,
FormatType = FormatType.WaveEx
};
sampleGrabberAudio.SetMediaType(mediaTypeAudio);
inPin = Tools.GetInPin(grabberBaseAudio, 0);
if (graph.Connect(pinInfo2.Pin, inPin) < 0)
{
throw new ApplicationException("Failed connecting sourceBase to grabberBaseVideo");
}
Marshal.ReleaseComObject(inPin);
// Finally, connect the grabber to the audio renderer
outPin = Tools.GetOutPin(grabberBaseAudio, 0);
graph.Render(outPin);
AMMediaType amt = new AMMediaType();
outPin.ConnectionMediaType(amt);
if (!Tools.IsPinConnected(outPin))
{
throw new ApplicationException("Failed obtaining media audio information");
}
wavFormat = new WaveFormatEx();
Marshal.PtrToStructure(amt.FormatPtr, wavFormat);
Marshal.ReleaseComObject(outPin);
// configure sample grabber
sampleGrabberAudio.SetBufferSamples(false);
sampleGrabberAudio.SetOneShot(false);
sampleGrabberAudio.SetCallback(grabberAudio, 1);
audioGrabberIsConnected = true;
break;
}
}
}
}
}
// *****************************************************************
}
// let's do the rendering, if we don't need to prevent freezing
if (!preventFreezing)
{
// render pin
graph.Render(Tools.GetOutPin(grabberBaseVideo, 0));
// configure video window
IVideoWindow window = (IVideoWindow)graphObject;
window.put_AutoShow(false);
window = null;
}
// configure sample grabber
sampleGrabberVideo.SetBufferSamples(false);
sampleGrabberVideo.SetOneShot(false);
sampleGrabberVideo.SetCallback(grabberVideo, 1);
// disable clock, if someone requested it
if (!referenceClockEnabled)
{
IMediaFilter mediaFilter = (IMediaFilter)graphObject;
mediaFilter.SetSyncSource(null);
}
// get media control
mediaControl = (IMediaControl)graphObject;
// get media seek control
mediaSeekControl = (IMediaSeeking)graphObject;
// get media events' interface
mediaEvent = (IMediaEventEx)graphObject;
// get media audio control
basicAudio = (IBasicAudio)graphObject;
} catch (Exception exception) {
DestroyFilters();
// provide information to clients
VideoSourceError?.Invoke(this, new VideoSourceErrorEventArgs(exception.Message));
}
}
void Init(string inputFile, IBaseFilter userSourceFilter)
{
Reset();
if (!string.IsNullOrEmpty(inputFile) && (userSourceFilter != null))
{
throw new ArgumentException("Specify only one kind of input");
}
graph = new FilterGraph() as IFilterGraph2;
if (null == graph)
{
throw new COMException("Cannot create FilterGraph");
}
mediaControl = graph as IMediaControl;
if (null == mediaControl)
{
throw new COMException("Cannot obtain IMediaControl");
}
mediaEvent = graph as IMediaEventEx;
if (null == mediaEvent)
{
throw new COMException("Cannot obtain IMediaEventEx");
}
// remove reference clock
IMediaFilter mf = graph as IMediaFilter;
mf.SetSyncSource(null);
int hr = 0;
string sourceFilterInfoDumpPath = Path.Combine(Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location), "source_filter_info_dump.txt");
if (!string.IsNullOrEmpty(inputFile))
{
IBaseFilter sourceFilter = null;
try
{
hr = graph.AddSourceFilter(inputFile, "Source", out sourceFilter);
DsError.ThrowExceptionForHR(hr);
System.IO.File.WriteAllText(sourceFilterInfoDumpPath, Util.DumpFilterInfo(sourceFilter));
InitVideoGrabber(sourceFilter);
InitAudioGrabber(sourceFilter);
}
finally
{
Util.ReleaseComObject(ref sourceFilter);
}
}
else
{
hr = graph.AddFilter(userSourceFilter, "Source");
DsError.ThrowExceptionForHR(hr);
System.IO.File.WriteAllText(sourceFilterInfoDumpPath, Util.DumpFilterInfo(userSourceFilter));
InitVideoGrabber(userSourceFilter);
InitAudioGrabber(userSourceFilter);
}
}
/// <summary> create the used COM components and get the interfaces. </summary>
protected bool GetInterfaces()
{
VMR9Util.g_vmr9 = null;
if (IsRadio == false)
{
Vmr9 = VMR9Util.g_vmr9 = new VMR9Util();
// switch back to directx fullscreen mode
Log.Info("RTSPPlayer: Enabling DX9 exclusive mode");
GUIMessage msg = new GUIMessage(GUIMessage.MessageType.GUI_MSG_SWITCH_FULL_WINDOWED, 0, 0, 0, 1, 0, null);
GUIWindowManager.SendMessage(msg);
}
//Type comtype = null;
//object comobj = null;
DsRect rect = new DsRect();
rect.top = 0;
rect.bottom = GUIGraphicsContext.form.Height;
rect.left = 0;
rect.right = GUIGraphicsContext.form.Width;
try
{
graphBuilder = (IGraphBuilder) new FilterGraph();
Log.Info("RTSPPlayer: add source filter");
if (IsRadio == false)
{
bool AddVMR9 = VMR9Util.g_vmr9 != null && VMR9Util.g_vmr9.AddVMR9(graphBuilder);
if (!AddVMR9)
{
Log.Error("RTSPPlayer:Failed to add VMR9 to graph");
return(false);
}
VMR9Util.g_vmr9.Enable(false);
}
_mpegDemux = (IBaseFilter) new MPEG2Demultiplexer();
graphBuilder.AddFilter(_mpegDemux, "MPEG-2 Demultiplexer");
_rtspSource = (IBaseFilter) new RtpSourceFilter();
int hr = graphBuilder.AddFilter((IBaseFilter)_rtspSource, "RTSP Source Filter");
if (hr != 0)
{
Log.Error("RTSPPlayer:unable to add RTSP source filter:{0:X}", hr);
return(false);
}
// add preferred video & audio codecs
Log.Info("RTSPPlayer: add video/audio codecs");
string strVideoCodec = "";
string strAudioCodec = "";
string strAudiorenderer = "";
int intFilters = 0; // FlipGer: count custom filters
string strFilters = ""; // FlipGer: collect custom filters
string postProcessingFilterSection = "mytv";
using (Settings xmlreader = new MPSettings())
{
if (_mediaType == g_Player.MediaType.Video)
{
strVideoCodec = xmlreader.GetValueAsString("movieplayer", "mpeg2videocodec", "");
strAudioCodec = xmlreader.GetValueAsString("movieplayer", "mpeg2audiocodec", "");
strAudiorenderer = xmlreader.GetValueAsString("movieplayer", "audiorenderer", "Default DirectSound Device");
postProcessingFilterSection = "movieplayer";
}
else
{
strVideoCodec = xmlreader.GetValueAsString("mytv", "videocodec", "");
strAudioCodec = xmlreader.GetValueAsString("mytv", "audiocodec", "");
strAudiorenderer = xmlreader.GetValueAsString("mytv", "audiorenderer", "Default DirectSound Device");
postProcessingFilterSection = "mytv";
}
enableDvbSubtitles = xmlreader.GetValueAsBool("tvservice", "dvbsubtitles", false);
// FlipGer: load infos for custom filters
int intCount = 0;
while (xmlreader.GetValueAsString(postProcessingFilterSection, "filter" + intCount.ToString(), "undefined") !=
"undefined")
{
if (xmlreader.GetValueAsBool(postProcessingFilterSection, "usefilter" + intCount.ToString(), false))
{
strFilters +=
xmlreader.GetValueAsString(postProcessingFilterSection, "filter" + intCount.ToString(), "undefined") +
";";
intFilters++;
}
intCount++;
}
}
string extension = Path.GetExtension(m_strCurrentFile).ToLowerInvariant();
if (IsRadio == false)
{
if (strVideoCodec.Length > 0)
{
DirectShowUtil.AddFilterToGraph(graphBuilder, strVideoCodec);
}
}
if (strAudioCodec.Length > 0)
{
DirectShowUtil.AddFilterToGraph(graphBuilder, strAudioCodec);
}
if (enableDvbSubtitles == true)
{
try
{
_subtitleFilter = SubtitleRenderer.GetInstance().AddSubtitleFilter(graphBuilder);
SubtitleRenderer.GetInstance().SetPlayer(this);
dvbSubRenderer = SubtitleRenderer.GetInstance();
}
catch (Exception e)
{
Log.Error(e);
}
}
Log.Debug("Is subtitle fitler null? {0}", (_subtitleFilter == null));
// FlipGer: add custom filters to graph
string[] arrFilters = strFilters.Split(';');
for (int i = 0; i < intFilters; i++)
{
DirectShowUtil.AddFilterToGraph(graphBuilder, arrFilters[i]);
}
if (strAudiorenderer.Length > 0)
{
audioRendererFilter = DirectShowUtil.AddAudioRendererToGraph(graphBuilder, strAudiorenderer, false);
}
Log.Info("RTSPPlayer: load:{0}", m_strCurrentFile);
IFileSourceFilter interfaceFile = (IFileSourceFilter)_rtspSource;
if (interfaceFile == null)
{
Log.Error("RTSPPlayer:Failed to get IFileSourceFilter");
return(false);
}
//Log.Info("RTSPPlayer: open file:{0}",filename);
hr = interfaceFile.Load(m_strCurrentFile, null);
if (hr != 0)
{
Log.Error("RTSPPlayer:Failed to open file:{0} :0x{1:x}", m_strCurrentFile, hr);
return(false);
}
#region connect rtspsource->demux
Log.Info("RTSPPlayer:connect rtspsource->mpeg2 demux");
IPin pinTsOut = DsFindPin.ByDirection((IBaseFilter)_rtspSource, PinDirection.Output, 0);
if (pinTsOut == null)
{
Log.Info("RTSPPlayer:failed to find output pin of tsfilesource");
return(false);
}
IPin pinDemuxIn = DsFindPin.ByDirection(_mpegDemux, PinDirection.Input, 0);
if (pinDemuxIn == null)
{
Log.Info("RTSPPlayer:failed to find output pin of tsfilesource");
return(false);
}
hr = graphBuilder.Connect(pinTsOut, pinDemuxIn);
if (hr != 0)
{
Log.Info("RTSPPlayer:failed to connect rtspsource->mpeg2 demux:{0:X}", hr);
return(false);
}
DirectShowUtil.ReleaseComObject(pinTsOut);
DirectShowUtil.ReleaseComObject(pinDemuxIn);
#endregion
#region render demux output pins
if (IsRadio)
{
Log.Info("RTSPPlayer:render audio demux outputs");
IEnumPins enumPins;
_mpegDemux.EnumPins(out enumPins);
IPin[] pins = new IPin[2];
int fetched = 0;
while (enumPins.Next(1, pins, out fetched) == 0)
{
if (fetched != 1)
{
break;
}
PinDirection direction;
pins[0].QueryDirection(out direction);
if (direction == PinDirection.Input)
{
continue;
}
IEnumMediaTypes enumMediaTypes;
pins[0].EnumMediaTypes(out enumMediaTypes);
AMMediaType[] mediaTypes = new AMMediaType[20];
int fetchedTypes;
enumMediaTypes.Next(20, mediaTypes, out fetchedTypes);
for (int i = 0; i < fetchedTypes; ++i)
{
if (mediaTypes[i].majorType == MediaType.Audio)
{
graphBuilder.Render(pins[0]);
break;
}
}
}
}
else
{
Log.Info("RTSPPlayer:render audio/video demux outputs");
IEnumPins enumPins;
_mpegDemux.EnumPins(out enumPins);
IPin[] pins = new IPin[2];
int fetched = 0;
while (enumPins.Next(1, pins, out fetched) == 0)
{
if (fetched != 1)
{
break;
}
PinDirection direction;
pins[0].QueryDirection(out direction);
if (direction == PinDirection.Input)
{
continue;
}
graphBuilder.Render(pins[0]);
}
}
#endregion
// Connect DVB subtitle filter pins in the graph
if (_mpegDemux != null && enableDvbSubtitles == true)
{
IMpeg2Demultiplexer demuxer = _mpegDemux as IMpeg2Demultiplexer;
hr = demuxer.CreateOutputPin(GetTSMedia(), "Pcr", out _pinPcr);
if (hr == 0)
{
Log.Info("RTSPPlayer:_pinPcr OK");
IPin pDemuxerPcr = DsFindPin.ByName(_mpegDemux, "Pcr");
IPin pSubtitlePcr = DsFindPin.ByName(_subtitleFilter, "Pcr");
hr = graphBuilder.Connect(pDemuxerPcr, pSubtitlePcr);
}
else
{
Log.Info("RTSPPlayer:Failed to create _pinPcr in demuxer:{0:X}", hr);
}
hr = demuxer.CreateOutputPin(GetTSMedia(), "Subtitle", out _pinSubtitle);
if (hr == 0)
{
Log.Info("RTSPPlayer:_pinSubtitle OK");
IPin pDemuxerSubtitle = DsFindPin.ByName(_mpegDemux, "Subtitle");
IPin pSubtitle = DsFindPin.ByName(_subtitleFilter, "In");
hr = graphBuilder.Connect(pDemuxerSubtitle, pSubtitle);
}
else
{
Log.Info("RTSPPlayer:Failed to create _pinSubtitle in demuxer:{0:X}", hr);
}
hr = demuxer.CreateOutputPin(GetTSMedia(), "PMT", out _pinPMT);
if (hr == 0)
{
Log.Info("RTSPPlayer:_pinPMT OK");
IPin pDemuxerSubtitle = DsFindPin.ByName(_mpegDemux, "PMT");
IPin pSubtitle = DsFindPin.ByName(_subtitleFilter, "PMT");
hr = graphBuilder.Connect(pDemuxerSubtitle, pSubtitle);
}
else
{
Log.Info("RTSPPlayer:Failed to create _pinPMT in demuxer:{0:X}", hr);
}
}
if (IsRadio == false)
{
if (!VMR9Util.g_vmr9.IsVMR9Connected)
{
//VMR9 is not supported, switch to overlay
Log.Info("RTSPPlayer: vmr9 not connected");
_mediaCtrl = null;
Cleanup();
return(false);
}
VMR9Util.g_vmr9.SetDeinterlaceMode();
}
_mediaCtrl = (IMediaControl)graphBuilder;
mediaEvt = (IMediaEventEx)graphBuilder;
_mediaSeeking = (IMediaSeeking)graphBuilder;
mediaPos = (IMediaPosition)graphBuilder;
basicAudio = graphBuilder as IBasicAudio;
//DirectShowUtil.SetARMode(graphBuilder,AspectRatioMode.Stretched);
DirectShowUtil.EnableDeInterlace(graphBuilder);
if (VMR9Util.g_vmr9 != null)
{
m_iVideoWidth = VMR9Util.g_vmr9.VideoWidth;
m_iVideoHeight = VMR9Util.g_vmr9.VideoHeight;
}
if (audioRendererFilter != null)
{
Log.Info("RTSPPlayer9:set reference clock");
IMediaFilter mp = graphBuilder as IMediaFilter;
IReferenceClock clock = audioRendererFilter as IReferenceClock;
hr = mp.SetSyncSource(null);
hr = mp.SetSyncSource(clock);
Log.Info("RTSPPlayer9:set reference clock:{0:X}", hr);
}
Log.Info("RTSPPlayer: graph build successfull");
return(true);
}
catch (Exception ex)
{
Error.SetError("Unable to play movie", "Unable build graph for VMR9");
Log.Error("RTSPPlayer:exception while creating DShow graph {0} {1}", ex.Message, ex.StackTrace);
CloseInterfaces();
return(false);
}
}
/// <summary>
/// <para>指定された動画ファイルから音声のみをエンコードし、WAVファイルイメージを作成して返す。</para>
/// </summary>
public static void t変換(string fileName, out byte[] wavFileImage)
{
int hr = 0;
IGraphBuilder graphBuilder = null;
try
{
graphBuilder = (IGraphBuilder) new FilterGraph();
#region [ オーディオ用サンプルグラバの作成と追加。]
//-----------------
ISampleGrabber sampleGrabber = null;
try
{
sampleGrabber = (ISampleGrabber) new SampleGrabber();
// サンプルグラバのメディアタイプの設定。
var mediaType = new AMMediaType()
{
majorType = MediaType.Audio,
subType = MediaSubType.PCM,
formatType = FormatType.WaveEx,
};
try
{
hr = sampleGrabber.SetMediaType(mediaType);
DsError.ThrowExceptionForHR(hr);
}
finally
{
if (mediaType != null)
{
DsUtils.FreeAMMediaType(mediaType);
}
}
// サンプルグラバのバッファリングを有効にする。
hr = sampleGrabber.SetBufferSamples(true);
DsError.ThrowExceptionForHR(hr);
// サンプルグラバにコールバックを追加する。
sampleGrabberProc = new CSampleGrabberCallBack();
hr = sampleGrabber.SetCallback(sampleGrabberProc, 1); // 1:コールバックの BufferCB() メソッドの方を呼び出す。
// サンプルグラバをグラフに追加する。
hr = graphBuilder.AddFilter((IBaseFilter)sampleGrabber, "SampleGrabber for Audio/PCM");
DsError.ThrowExceptionForHR(hr);
}
finally
{
C共通.tCOMオブジェクトを解放する(ref sampleGrabber);
}
//-----------------
#endregion
var e = new DirectShowLib.DsROTEntry(graphBuilder);
// fileName からグラフを自動生成。
hr = graphBuilder.RenderFile(fileName, null); // IMediaControl.RenderFile() は推奨されない
DsError.ThrowExceptionForHR(hr);
// ビデオレンダラを除去。
// オーディオレンダラをNullに変えるより前に実行すること。
// （CDirectShow.tオーディオレンダラをNullレンダラに変えてフォーマットを取得する() の中で一度再生するので、
// そのときにActiveウィンドウが表示されてしまうため。）
// chnmr0 : ウィンドウを表示しないだけなら IVideoWindow で put_AutoShow した。
IVideoWindow vw = graphBuilder as IVideoWindow;
vw.put_AutoShow(OABool.False);
// オーディオレンダラを NullRenderer に置換。
WaveFormat wfx;
byte[] wfx拡張領域;
CDirectShow.tオーディオレンダラをNullレンダラに変えてフォーマットを取得する(graphBuilder, out wfx, out wfx拡張領域);
// 基準クロックを NULL（最高速）に設定する。
IMediaFilter mediaFilter = graphBuilder as IMediaFilter;
mediaFilter.SetSyncSource(null);
mediaFilter = null;
// メモリストリームにデコードデータを出力する。
sampleGrabberProc.MemoryStream = new MemoryStream(); // CDirectShow.tオーディオレンダラをNullレンダラに変えてフォーマットを取得する() で一度再生しているので、ストリームをクリアする。
var ms = sampleGrabberProc.MemoryStream;
var bw = new BinaryWriter(ms);
bw.Write(new byte[] { 0x52, 0x49, 0x46, 0x46 }); // 'RIFF'
bw.Write((UInt32)0); // ファイルサイズ - 8 [byte]；今は不明なので後で上書きする。
bw.Write(new byte[] { 0x57, 0x41, 0x56, 0x45 }); // 'WAVE'
bw.Write(new byte[] { 0x66, 0x6D, 0x74, 0x20 }); // 'fmt '
bw.Write((UInt32)(16 + ((wfx拡張領域.Length > 0) ? (2 /*sizeof(WAVEFORMATEX.cbSize)*/ + wfx拡張領域.Length) : 0))); // fmtチャンクのサイズ[byte]
bw.Write((UInt16)wfx.Encoding); // フォーマットID（リニアPCMなら1）
bw.Write((UInt16)wfx.Channels); // チャンネル数
bw.Write((UInt32)wfx.SampleRate); // サンプリングレート
bw.Write((UInt32)wfx.AverageBytesPerSecond); // データ速度
bw.Write((UInt16)wfx.BlockAlign); // ブロックサイズ
bw.Write((UInt16)wfx.BitsPerSample); // サンプルあたりのビット数
if (wfx拡張領域.Length > 0)
{
bw.Write((UInt16)wfx拡張領域.Length); // 拡張領域のサイズ[byte]
bw.Write(wfx拡張領域); // 拡張データ
}
bw.Write(new byte[] { 0x64, 0x61, 0x74, 0x61 }); // 'data'
int nDATAチャンクサイズ位置 = (int)ms.Position;
bw.Write((UInt32)0); // dataチャンクのサイズ[byte]；今は不明なので後で上書きする。
#region [ 再生を開始し、終了を待つ。- 再生中、sampleGrabberProc.MemoryStream に PCM データが蓄積されていく。]
//-----------------
IMediaControl mediaControl = graphBuilder as IMediaControl;
mediaControl.Run(); // 再生開始
IMediaEvent mediaEvent = graphBuilder as IMediaEvent;
EventCode eventCode;
hr = mediaEvent.WaitForCompletion(-1, out eventCode);
DsError.ThrowExceptionForHR(hr);
if (eventCode != EventCode.Complete)
{
throw new Exception("再生待ちに失敗しました。");
}
mediaControl.Stop();
mediaEvent = null;
mediaControl = null;
//-----------------
#endregion
bw.Seek(4, SeekOrigin.Begin);
bw.Write((UInt32)ms.Length - 8); // ファイルサイズ - 8 [byte]
bw.Seek(nDATAチャンクサイズ位置, SeekOrigin.Begin);
bw.Write((UInt32)ms.Length - (nDATAチャンクサイズ位置 + 4)); // dataチャンクサイズ [byte]
// 出力その２を作成。
wavFileImage = ms.ToArray();
// 終了処理。
bw.Close();
sampleGrabberProc.Dispose(); // ms.Close()
}
finally
{
C共通.tCOMオブジェクトを解放する(ref graphBuilder);
}
}
/// <summary> create the used COM components and get the interfaces. </summary>
protected override bool GetInterfaces(string filename)
{
Log.Info("TSReaderPlayer: GetInterfaces()");
try
{
string strAudioRenderer = "";
int intFilters = 0; // FlipGer: count custom filters
string strFilters = ""; // FlipGer: collect custom filters
LoadMyTvFilterSettings(ref intFilters, ref strFilters, ref strVideoCodec, ref strAudioCodec,
ref strAACAudioCodec, ref strDDPLUSAudioCodec, ref strH264VideoCodec,
ref strAudioRenderer,
ref enableDVBBitmapSubtitles, ref enableDVBTtxtSubtitles, ref relaxTsReader);
_graphBuilder = (IGraphBuilder) new FilterGraph();
_rotEntry = new DsROTEntry((IFilterGraph)_graphBuilder);
if (strAudioRenderer.Length > 0) //audio renderer must be in graph before audio switcher
{
_audioRendererFilter = DirectShowUtil.AddAudioRendererToGraph(_graphBuilder, strAudioRenderer, true);
}
#region add AudioSwitcher
if (enableMPAudioSwitcher) //audio switcher must be in graph before tsreader audiochangecallback
{
_audioSwitcherFilter = DirectShowUtil.AddFilterToGraph(_graphBuilder, "MediaPortal AudioSwitcher");
if (_audioSwitcherFilter == null)
{
Log.Error("TSReaderPlayer: Failed to add AudioSwitcher to graph");
}
}
#endregion
#region add TsReader
TsReader reader = new TsReader();
_fileSource = (IBaseFilter)reader;
_ireader = (ITSReader)reader;
_interfaceTSReader = _fileSource;
_ireader.SetRelaxedMode(relaxTsReader); // enable/disable continousity filtering
_ireader.SetTsReaderCallback(this);
_ireader.SetRequestAudioChangeCallback(this);
Log.Info("TSReaderPlayer: Add TsReader to graph");
int hr = _graphBuilder.AddFilter((IBaseFilter)_fileSource, "TsReader");
DsError.ThrowExceptionForHR(hr);
#endregion
#region load file in TsReader
IFileSourceFilter interfaceFile = (IFileSourceFilter)_fileSource;
if (interfaceFile == null)
{
Log.Error("TSReaderPlayer: Failed to get IFileSourceFilter");
Cleanup();
return(false);
}
Log.Info("TSReaderPlayer: Open file: {0}", filename);
hr = interfaceFile.Load(filename, null);
if (hr != 0)
{
Log.Error("TSReaderPlayer: Failed to open file:{0} :0x{1:x}", filename, hr);
Cleanup();
return(false);
}
#endregion
#region add codecs
Log.Info("TSReaderPlayer: Add codecs");
// add preferred video & audio codecs
MatchFilters("Video");
MatchFilters("Audio");
// does .ts file contain video?
// default is _isRadio=false which prevents recorded radio file playing
if (!_videoFormat.IsValid)
{
_isRadio = true;
}
if (!_isRadio)
{
_vmr9 = new VMR9Util();
_vmr9.AddVMR9(_graphBuilder);
_vmr9.Enable(false);
DirectShowUtil.AddFilterToGraph(_graphBuilder, videoFilter);
if (enableDVBBitmapSubtitles)
{
try
{
SubtitleRenderer.GetInstance().AddSubtitleFilter(_graphBuilder);
}
catch (Exception e)
{
Log.Error(e);
}
}
}
DirectShowUtil.AddFilterToGraph(_graphBuilder, audioFilter);
// FlipGer: add custom filters to graph
string[] arrFilters = strFilters.Split(';');
for (int i = 0; i < intFilters; i++)
{
DirectShowUtil.AddFilterToGraph(_graphBuilder, arrFilters[i]);
}
#endregion
#region PostProcessingEngine Detection
IPostProcessingEngine postengine = PostProcessingEngine.GetInstance(true);
if (!postengine.LoadPostProcessing(_graphBuilder))
{
PostProcessingEngine.engine = new PostProcessingEngine.DummyEngine();
}
#endregion
#region render TsReader output pins
Log.Info("TSReaderPlayer: Render TsReader outputs");
if (_isRadio)
{
IEnumPins enumPins;
hr = _fileSource.EnumPins(out enumPins);
DsError.ThrowExceptionForHR(hr);
IPin[] pins = new IPin[1];
int fetched = 0;
while (enumPins.Next(1, pins, out fetched) == 0)
{
if (fetched != 1)
{
break;
}
PinDirection direction;
pins[0].QueryDirection(out direction);
if (direction == PinDirection.Output)
{
IEnumMediaTypes enumMediaTypes;
pins[0].EnumMediaTypes(out enumMediaTypes);
AMMediaType[] mediaTypes = new AMMediaType[20];
int fetchedTypes;
enumMediaTypes.Next(20, mediaTypes, out fetchedTypes);
for (int i = 0; i < fetchedTypes; ++i)
{
if (mediaTypes[i].majorType == MediaType.Audio)
{
hr = _graphBuilder.Render(pins[0]);
DsError.ThrowExceptionForHR(hr);
break;
}
}
}
DirectShowUtil.ReleaseComObject(pins[0]);
}
DirectShowUtil.ReleaseComObject(enumPins);
}
else
{
DirectShowUtil.RenderGraphBuilderOutputPins(_graphBuilder, _fileSource);
}
DirectShowUtil.RemoveUnusedFiltersFromGraph(_graphBuilder);
#endregion
_mediaCtrl = (IMediaControl)_graphBuilder;
_mediaEvt = (IMediaEventEx)_graphBuilder;
_mediaSeeking = (IMediaSeeking)_graphBuilder;
if (_mediaSeeking == null)
{
Log.Error("TSReaderPlayer: Unable to get IMediaSeeking interface");
}
_audioStream = (IAudioStream)_fileSource;
if (_audioStream == null)
{
Log.Error("TSReaderPlayer: Unable to get IAudioStream interface");
}
_audioSelector = new AudioSelector(_audioStream);
if (!_isRadio)
{
if (enableDVBTtxtSubtitles || enableDVBBitmapSubtitles)
{
try
{
SubtitleRenderer.GetInstance().SetPlayer(this);
_dvbSubRenderer = SubtitleRenderer.GetInstance();
}
catch (Exception e)
{
Log.Error(e);
}
}
if (enableDVBBitmapSubtitles)
{
_subtitleStream = (ISubtitleStream)_fileSource;
if (_subtitleStream == null)
{
Log.Error("TSReaderPlayer: Unable to get ISubtitleStream interface");
}
}
if (enableDVBTtxtSubtitles)
{
//Log.Debug("TSReaderPlayer: Obtaining TeletextSource");
_teletextSource = (ITeletextSource)_fileSource;
if (_teletextSource == null)
{
Log.Error("TSReaderPlayer: Unable to get ITeletextSource interface");
}
Log.Debug("TSReaderPlayer: Creating Teletext Receiver");
TeletextSubtitleDecoder ttxtDecoder = new TeletextSubtitleDecoder(_dvbSubRenderer);
_ttxtReceiver = new TeletextReceiver(_teletextSource, ttxtDecoder);
// regardless of whether dvb subs are enabled, the following call is okay
// if _subtitleStream is null the subtitle will just not setup for bitmap subs
_subSelector = new SubtitleSelector(_subtitleStream, _dvbSubRenderer, ttxtDecoder);
}
else if (enableDVBBitmapSubtitles)
{
// if only dvb subs are enabled, pass null for ttxtDecoder
_subSelector = new SubtitleSelector(_subtitleStream, _dvbSubRenderer, null);
}
}
if (_audioRendererFilter != null)
{
//Log.Info("TSReaderPlayer:set reference clock");
IMediaFilter mp = (IMediaFilter)_graphBuilder;
IReferenceClock clock = (IReferenceClock)_audioRendererFilter;
hr = mp.SetSyncSource(null);
hr = mp.SetSyncSource(clock);
//Log.Info("TSReaderPlayer:set reference clock:{0:X}", hr);
_basicAudio = (IBasicAudio)_graphBuilder;
}
if (!_isRadio)
{
IBaseFilter basefilter;
_graphBuilder.FindFilterByName("Line 21 Decoder", out basefilter);
if (basefilter == null)
{
_graphBuilder.FindFilterByName("Line21 Decoder", out basefilter);
}
if (basefilter == null)
{
_graphBuilder.FindFilterByName("Line 21 Decoder 2", out basefilter);
}
if (basefilter != null)
{
Log.Info("TSreaderPlayer: Line21 Decoder (Closed Captions), in use"); //: {0}", showClosedCaptions);
_line21Decoder = (IAMLine21Decoder)basefilter;
if (_line21Decoder != null)
{
AMLine21CCState state = AMLine21CCState.Off;
hr = _line21Decoder.SetServiceState(state);
if (hr == 0)
{
Log.Info("TSReaderPlayer: Closed Captions state change successful");
}
else
{
Log.Info("TSReaderPlayer: Failed to change Closed Captions state");
}
}
}
if (!_vmr9.IsVMR9Connected)
{
Log.Error("TSReaderPlayer: Failed vmr9 not connected");
Cleanup();
return(false);
}
DirectShowUtil.EnableDeInterlace(_graphBuilder);
_vmr9.SetDeinterlaceMode();
}
using (MPSettings xmlreader = new MPSettings())
{
int lastSubIndex = xmlreader.GetValueAsInt("tvservice", "lastsubtitleindex", 0);
Log.Debug("TSReaderPlayer: Last subtitle index: {0}", lastSubIndex);
CurrentSubtitleStream = lastSubIndex;
}
return(true);
}
catch (Exception ex)
{
Log.Error("TSReaderPlayer: Exception while creating DShow graph {0}", ex.Message);
Cleanup();
return(false);
}
}
private void CreateFilters(Guid audioSubType)
{
isValid = false;
int r;
// grabber
grabberAudio = new GrabberAudio(this);
// objects
graphObject = null;
grabberObjectAudio = null;
try {
// get type for filter graph
Type type = Type.GetTypeFromCLSID(Clsid.FilterGraph);
if (type == null)
{
throw new ApplicationException("Failed creating filter graph");
}
// create filter graph
graphObject = Activator.CreateInstance(type);
graph = (IGraphBuilder)graphObject;
// create source device's object
r = graph.AddSourceFilter(fileName, "source", out sourceBase);
if (sourceBase == null)
{
throw new ApplicationException("Failed creating source filter");
}
// get type for sample grabber
type = Type.GetTypeFromCLSID(Clsid.SampleGrabber);
if (type == null)
{
throw new ApplicationException("Failed creating sample grabber");
}
// create sample grabber
grabberObjectAudio = Activator.CreateInstance(type);
sampleGrabberAudio = (ISampleGrabber)grabberObjectAudio;
grabberBaseAudio = (IBaseFilter)grabberObjectAudio;
// add grabber filters to graph
r = graph.AddFilter(grabberBaseAudio, "grabberAudio");
// set media type
AMMediaType mediaType = new AMMediaType {
MajorType = MediaType.Audio,
SubType = audioSubType,
FormatType = FormatType.WaveEx
};
r = sampleGrabberAudio.SetMediaType(mediaType);
// render pin
// TODO: Improve this! We can't always assume that the second pin will always be the audio pin -- we need to find it.
IPin sbPin = Tools.GetOutPin(sourceBase, 1);
if (sbPin == null)
{
sbPin = Tools.GetOutPin(sourceBase, 0);
}
r = graph.Render(sbPin);
IPin outPin = Tools.GetOutPin(grabberBaseAudio, 0);
AMMediaType mt = new AMMediaType();
r = outPin.ConnectionMediaType(mt);
if (!Tools.IsPinConnected(outPin))
{
throw new ApplicationException("Failed obtaining media information");
}
// disable clock, if someone requested it
if (!referenceClockEnabled)
{
IMediaFilter mediaFilter = (IMediaFilter)graphObject;
r = mediaFilter.SetSyncSource(null);
}
wavFormat = new WaveFormatEx();
Marshal.PtrToStructure(mt.FormatPtr, wavFormat);
Marshal.ReleaseComObject(outPin);
// configure sample grabber
r = sampleGrabberAudio.SetBufferSamples(false);
r = sampleGrabberAudio.SetOneShot(false);
r = sampleGrabberAudio.SetCallback(grabberAudio, 1);
if (useNullRenderer)
{
// Get a list of all the filters connected to the sample grabber
List <Tools.FilterInfo2> filtersInfo2 = new List <Tools.FilterInfo2>();
Tools.FilterInfo2 testFilterInfo2 = Tools.GetNextFilter(grabberBaseAudio, PinDirection.Output, 0);
while (true)
{
filtersInfo2.Add(testFilterInfo2);
testFilterInfo2 = Tools.GetNextFilter(testFilterInfo2.Filter, PinDirection.Output, 0);
if (testFilterInfo2.Filter == null)
{
break;
}
}
// Remove the last filter, the audio renderer
r = graph.RemoveFilter(filtersInfo2[filtersInfo2.Count - 1].Filter);
// create null renderer
type = Type.GetTypeFromCLSID(Clsid.NullRenderer);
if (type == null)
{
throw new ApplicationException("Failed creating null renderer");
}
nullRendererObjectAudio = Activator.CreateInstance(type);
IBaseFilter nullRendererAudio = (IBaseFilter)nullRendererObjectAudio;
// add grabber filters to graph
r = graph.AddFilter(nullRendererAudio, "nullRenderer");
//outPin = Tools.GetOutPin(filtersInfo2[filtersInfo2.Count - 2].Filter, 0);
outPin = Tools.GetOutPin(grabberBaseAudio, 0);
IPin inPin = Tools.GetInPin(nullRendererAudio, 0);
if (graph.Connect(outPin, inPin) < 0)
{
throw new ApplicationException("Failed obtaining media audio information");
}
Marshal.ReleaseComObject(outPin);
Marshal.ReleaseComObject(inPin);
}
// configure video window
IVideoWindow window = (IVideoWindow)graphObject;
if (window != null)
{
window.put_AutoShow(false);
window = null;
}
// get media control
mediaControl = (IMediaControl)graphObject;
// get media seek control
mediaSeekControl = (IMediaSeeking)graphObject;
mediaSeekControl.SetTimeFormat(TimeFormat.MediaTime);
// get media events' interface
mediaEvent = (IMediaEventEx)graphObject;
// get media audio control
basicAudio = (IBasicAudio)graphObject;
isValid = true;
} catch (Exception exception) {
DestroyFilters();
// provide information to clients
AudioSourceError?.Invoke(this, new AudioSourceErrorEventArgs(exception.Message));
}
}
/// <summary>
/// Erzeugt einen Graphen und startet ihn.
/// </summary>
/// <param name="location">Der Ursprung, über den die Quellgruppe empfangen wird.</param>
/// <param name="group">Die gewünschte Quellgruppe.</param>
/// <exception cref="ArgumentException">Es wurden nicht alle Parameter gesetzt.</exception>
public void Create( GroupLocation location, SourceGroup group )
{
// Get rid of it
Destroy();
// Create new graph builder
var graph = Activator.CreateInstance( Type.GetTypeFromCLSID( BDAEnvironment.GraphBuilderClassIdentifier ) );
try
{
// Convert interface
m_Graph = (IMediaFilter) graph;
}
catch
{
// Cleanup
BDAEnvironment.Release( ref graph );
// Forward
throw;
}
// See if we should register the graph
m_ExternalRegistration = BDASettings.RegisterBDAGRaph( m_Graph, false );
// Attach to alternate interface
var builder = (IGraphBuilder) m_Graph;
// Check log
var logFile = BDASettings.BDALogPath;
if (logFile != null)
{
// Open path
m_LogFile = new FileStream( logFile.FullName, FileMode.Create, FileAccess.Write, FileShare.Read );
// Enable logging on graph builder
builder.SetLogFile( m_LogFile.SafeFileHandle );
}
// Start with network provider
NetworkProvider = AddFilter( "Network Provider", BDAEnvironment.GetNetworkProviderMoniker( DVBType ) );
// Initialize provider
Tune( location, group );
// Always create the tuner
if (TunerInformation != null)
TunerFilter = AddFilter( "Tuner", TunerInformation );
else
throw new ArgumentException( Properties.Resources.Exception_MissingTuner, "Tuner" );
// Optionally create capture
if (CaptureInformation != null)
CaptureFilter = AddFilter( "Capture", CaptureInformation );
// Add additional filter
foreach (var additionalFilter in AdditionalFilterInformations)
if (additionalFilter == null)
throw new ArgumentNullException( "AdditionalFilters" );
else
AdditionalFilters.Add( AddFilter( additionalFilter.DisplayName, additionalFilter ) );
// Connect network provider to streaming instance
Connect( NetworkProvider, CaptureFilter ?? TunerFilter );
// Initialize provider
Tune( location, group );
// Create the primary filter and add it
AddFilter( "TS", TransportStreamAnalyser = new InputFilter() );
// Connect device output for analysis
Connect( CaptureFilter ?? TunerFilter, TransportStreamAnalyser );
// Create the demultiplexer - needed to keep the infrastructure alive
using (var demux = AddFilter( "TIF", BDAEnvironment.MicrosoftDemultiplexerMoniker ))
{
// Connect to the dedicated pin of our analyser
TransportStreamAnalyser.DataManager.TIFConnector.Connect( demux, BDAEnvironment.TransportStreamMediaType1 );
// Pins to remove
var remove = new List<string>();
// Prepare the demultiplexer pins
demux.InspectAllPins( pin =>
{
// See if this is the SI pin
bool isSectionPin = false;
pin.InspectAllMediaTypes( type =>
{
// Check major
if (!type.MajorType.Equals( BDAEnvironment.DataFormatTypeSections ))
return true;
// Check minor
isSectionPin = type.SubType.Equals( BDAEnvironment.DataFormatSubtypeSI );
// Report
return !isSectionPin;
} );
// Check the mode
if (isSectionPin)
{
// Connect
using (var comPin = ComIdentity.Create( pin ))
builder.Render( comPin.Interface );
// Load connection data
IntPtr tifIn = IntPtr.Zero;
if (pin.ConnectedTo( ref tifIn ) < 0)
throw new InvalidOperationException( Properties.Resources.Exception_TIF );
// Reconstruct
var tifPin = Marshal.GetObjectForIUnknown( tifIn );
try
{
// Request pin context
var info = new PinInfo();
((IPin) tifPin).QueryPinInfo( ref info );
// Request from pin
m_TIF = info.GetAndDisposeFilter();
}
finally
{
// Cleanup
BDAEnvironment.Release( ref tifPin );
}
}
else if (pin.QueryDirection() == PinDirection.Output)
{
// Prepare to kill
remove.Add( pin.QueryId() );
}
} );
// Prepare to remove all unconnected pins
if (remove.Count > 0)
using (var demuxInstance = demux.MarshalToManaged())
{
// Change type
var mpeg2 = (IMpeg2Demultiplexer) demuxInstance.Object;
// Remove all
foreach (var id in remove)
mpeg2.DeleteOutputPin( id );
}
}
// Install the PMT watchdog
TransportStreamAnalyser.DataManager.TSParser.PMTFound += ProcessPMT;
}
/// <summary>
/// Erzeugt einen Graphen und startet ihn.
/// </summary>
/// <param name="location">Der Ursprung, über den die Quellgruppe empfangen wird.</param>
/// <param name="group">Die gewünschte Quellgruppe.</param>
/// <exception cref="ArgumentException">Es wurden nicht alle Parameter gesetzt.</exception>
public void Create(GroupLocation location, SourceGroup group)
{
// Get rid of it
Destroy();
// Create new graph builder
var graph = Activator.CreateInstance(Type.GetTypeFromCLSID(BDAEnvironment.GraphBuilderClassIdentifier));
try
{
// Convert interface
m_Graph = (IMediaFilter)graph;
}
catch
{
// Cleanup
BDAEnvironment.Release(ref graph);
// Forward
throw;
}
// See if we should register the graph
m_ExternalRegistration = BDASettings.RegisterBDAGRaph(m_Graph, false);
// Attach to alternate interface
var builder = (IGraphBuilder)m_Graph;
// Check log
var logFile = BDASettings.BDALogPath;
if (logFile != null)
{
// Open path
m_LogFile = new FileStream(logFile.FullName, FileMode.Create, FileAccess.Write, FileShare.Read);
// Enable logging on graph builder
builder.SetLogFile(m_LogFile.SafeFileHandle);
}
// Start with network provider
NetworkProvider = AddFilter("Network Provider", BDAEnvironment.GetNetworkProviderMoniker(DVBType));
// Initialize provider
Tune(location, group);
// Always create the tuner
if (TunerInformation != null)
{
TunerFilter = AddFilter("Tuner", TunerInformation);
}
else
{
throw new ArgumentException(Properties.Resources.Exception_MissingTuner, "Tuner");
}
// Optionally create capture
if (CaptureInformation != null)
{
CaptureFilter = AddFilter("Capture", CaptureInformation);
}
// Add additional filter
foreach (var additionalFilter in AdditionalFilterInformations)
{
if (additionalFilter == null)
{
throw new ArgumentNullException("AdditionalFilters");
}
else
{
AdditionalFilters.Add(AddFilter(additionalFilter.DisplayName, additionalFilter));
}
}
// Connect network provider to streaming instance
Connect(NetworkProvider, CaptureFilter ?? TunerFilter);
// Initialize provider
Tune(location, group);
// Create the primary filter and add it
AddFilter("TS", TransportStreamAnalyser = new InputFilter());
// Connect device output for analysis
Connect(CaptureFilter ?? TunerFilter, TransportStreamAnalyser);
// Create the demultiplexer - needed to keep the infrastructure alive
using (var demux = AddFilter("TIF", BDAEnvironment.MicrosoftDemultiplexerMoniker))
{
// Connect to the dedicated pin of our analyser
TransportStreamAnalyser.DataManager.TIFConnector.Connect(demux, BDAEnvironment.TransportStreamMediaType1);
// Pins to remove
var remove = new List <string>();
// Prepare the demultiplexer pins
demux.InspectAllPins(pin =>
{
// See if this is the SI pin
bool isSectionPin = false;
pin.InspectAllMediaTypes(type =>
{
// Check major
if (!type.MajorType.Equals(BDAEnvironment.DataFormatTypeSections))
{
return(true);
}
// Check minor
isSectionPin = type.SubType.Equals(BDAEnvironment.DataFormatSubtypeSI);
// Report
return(!isSectionPin);
});
// Check the mode
if (isSectionPin)
{
// Connect
using (var comPin = ComIdentity.Create(pin))
builder.Render(comPin.Interface);
// Load connection data
IntPtr tifIn = IntPtr.Zero;
if (pin.ConnectedTo(ref tifIn) < 0)
{
throw new InvalidOperationException(Properties.Resources.Exception_TIF);
}
// Reconstruct
var tifPin = Marshal.GetObjectForIUnknown(tifIn);
try
{
// Request pin context
var info = new PinInfo();
((IPin)tifPin).QueryPinInfo(ref info);
// Request from pin
m_TIF = info.GetAndDisposeFilter();
}
finally
{
// Cleanup
BDAEnvironment.Release(ref tifPin);
}
}
else if (pin.QueryDirection() == PinDirection.Output)
{
// Prepare to kill
remove.Add(pin.QueryId());
}
});
// Prepare to remove all unconnected pins
if (remove.Count > 0)
{
using (var demuxInstance = demux.MarshalToManaged())
{
// Change type
var mpeg2 = (IMpeg2Demultiplexer)demuxInstance.Object;
// Remove all
foreach (var id in remove)
{
mpeg2.DeleteOutputPin(id);
}
}
}
}
// Install the PMT watchdog
TransportStreamAnalyser.DataManager.TSParser.PMTFound += ProcessPMT;
}
private void WorkerThread()
{
ReasonToFinishPlaying reason = ReasonToFinishPlaying.StoppedByUser;
Grabber grabber = new Grabber(this);
object obj = null;
object obj2 = null;
IGraphBuilder graphBuilder = null;
IBaseFilter filter = null;
IBaseFilter baseFilter = null;
ISampleGrabber sampleGrabber = null;
IMediaControl mediaControl = null;
IMediaEventEx mediaEventEx = null;
try
{
Type typeFromCLSID = Type.GetTypeFromCLSID(Clsid.FilterGraph);
if (typeFromCLSID == null)
{
throw new ApplicationException("Failed creating filter graph");
}
obj = Activator.CreateInstance(typeFromCLSID);
graphBuilder = (IGraphBuilder)obj;
graphBuilder.AddSourceFilter(fileName, "source", out filter);
if (filter == null)
{
throw new ApplicationException("Failed creating source filter");
}
typeFromCLSID = Type.GetTypeFromCLSID(Clsid.SampleGrabber);
if (typeFromCLSID == null)
{
throw new ApplicationException("Failed creating sample grabber");
}
obj2 = Activator.CreateInstance(typeFromCLSID);
sampleGrabber = (ISampleGrabber)obj2;
baseFilter = (IBaseFilter)obj2;
graphBuilder.AddFilter(baseFilter, "grabber");
AMMediaType aMMediaType = new AMMediaType();
aMMediaType.MajorType = MediaType.Video;
aMMediaType.SubType = MediaSubType.RGB24;
sampleGrabber.SetMediaType(aMMediaType);
int num = 0;
IPin inPin = Tools.GetInPin(baseFilter, 0);
IPin pin = null;
while (true)
{
pin = Tools.GetOutPin(filter, num);
if (pin == null)
{
Marshal.ReleaseComObject(inPin);
throw new ApplicationException("Did not find acceptable output video pin in the given source");
}
if (graphBuilder.Connect(pin, inPin) >= 0)
{
break;
}
Marshal.ReleaseComObject(pin);
pin = null;
num++;
}
Marshal.ReleaseComObject(pin);
Marshal.ReleaseComObject(inPin);
if (sampleGrabber.GetConnectedMediaType(aMMediaType) == 0)
{
VideoInfoHeader videoInfoHeader = (VideoInfoHeader)Marshal.PtrToStructure(aMMediaType.FormatPtr, typeof(VideoInfoHeader));
grabber.Width = videoInfoHeader.BmiHeader.Width;
grabber.Height = videoInfoHeader.BmiHeader.Height;
aMMediaType.Dispose();
}
if (!preventFreezing)
{
graphBuilder.Render(Tools.GetOutPin(baseFilter, 0));
IVideoWindow videoWindow = (IVideoWindow)obj;
videoWindow.put_AutoShow(autoShow: false);
videoWindow = null;
}
sampleGrabber.SetBufferSamples(bufferThem: false);
sampleGrabber.SetOneShot(oneShot: false);
sampleGrabber.SetCallback(grabber, 1);
if (!referenceClockEnabled)
{
IMediaFilter mediaFilter = (IMediaFilter)obj;
mediaFilter.SetSyncSource(null);
}
mediaControl = (IMediaControl)obj;
mediaEventEx = (IMediaEventEx)obj;
mediaControl.Run();
do
{
if (mediaEventEx != null && mediaEventEx.GetEvent(out DsEvCode lEventCode, out IntPtr lParam, out IntPtr lParam2, 0) >= 0)
{
mediaEventEx.FreeEventParams(lEventCode, lParam, lParam2);
if (lEventCode == DsEvCode.Complete)
{
reason = ReasonToFinishPlaying.EndOfStreamReached;
break;
}
}
}while (!stopEvent.WaitOne(100, exitContext: false));
mediaControl.Stop();
}
catch (Exception ex)
{
if (this.VideoSourceError != null)
{
this.VideoSourceError(this, new VideoSourceErrorEventArgs(ex.Message));
}
}
finally
{
graphBuilder = null;
baseFilter = null;
sampleGrabber = null;
mediaControl = null;
mediaEventEx = null;
if (obj != null)
{
Marshal.ReleaseComObject(obj);
obj = null;
}
if (filter != null)
{
Marshal.ReleaseComObject(filter);
filter = null;
}
if (obj2 != null)
{
Marshal.ReleaseComObject(obj2);
obj2 = null;
}
}
if (this.PlayingFinished != null)
{
this.PlayingFinished(this, reason);
}
}
/// <summary>
/// Worker thread.
/// </summary>
///
private void WorkerThread( )
{
ReasonToFinishPlaying reasonToStop = ReasonToFinishPlaying.StoppedByUser;
// grabber
Grabber grabber = new Grabber(this);
// objects
object graphObject = null;
object grabberObject = null;
// interfaces
IGraphBuilder graph = null;
IBaseFilter sourceBase = null;
IBaseFilter grabberBase = null;
ISampleGrabber sampleGrabber = null;
IMediaControl mediaControl = null;
IMediaEventEx mediaEvent = null;
try
{
// get type for filter graph
Type type = Type.GetTypeFromCLSID(Clsid.FilterGraph);
if (type == null)
{
throw new ApplicationException("Failed creating filter graph");
}
// create filter graph
graphObject = Activator.CreateInstance(type);
graph = (IGraphBuilder)graphObject;
// create source device's object
graph.AddSourceFilter(fileName, "source", out sourceBase);
if (sourceBase == null)
{
throw new ApplicationException("Failed creating source filter");
}
// get type for sample grabber
type = Type.GetTypeFromCLSID(Clsid.SampleGrabber);
if (type == null)
{
throw new ApplicationException("Failed creating sample grabber");
}
// create sample grabber
grabberObject = Activator.CreateInstance(type);
sampleGrabber = (ISampleGrabber)grabberObject;
grabberBase = (IBaseFilter)grabberObject;
// add grabber filters to graph
graph.AddFilter(grabberBase, "grabber");
// set media type
AMMediaType mediaType = new AMMediaType( );
mediaType.MajorType = MediaType.Video;
mediaType.SubType = MediaSubType.RGB24;
sampleGrabber.SetMediaType(mediaType);
// connect pins
int pinToTry = 0;
IPin inPin = Tools.GetInPin(grabberBase, 0);
IPin outPin = null;
// find output pin acceptable by sample grabber
while (true)
{
outPin = Tools.GetOutPin(sourceBase, pinToTry);
if (outPin == null)
{
Marshal.ReleaseComObject(inPin);
throw new ApplicationException("Did not find acceptable output video pin in the given source");
}
if (graph.Connect(outPin, inPin) < 0)
{
Marshal.ReleaseComObject(outPin);
outPin = null;
pinToTry++;
}
else
{
break;
}
}
Marshal.ReleaseComObject(outPin);
Marshal.ReleaseComObject(inPin);
// get media type
if (sampleGrabber.GetConnectedMediaType(mediaType) == 0)
{
VideoInfoHeader vih = (VideoInfoHeader)Marshal.PtrToStructure(mediaType.FormatPtr, typeof(VideoInfoHeader));
grabber.Width = vih.BmiHeader.Width;
grabber.Height = vih.BmiHeader.Height;
mediaType.Dispose( );
}
// let's do rendering, if we don't need to prevent freezing
if (!preventFreezing)
{
// render pin
graph.Render(Tools.GetOutPin(grabberBase, 0));
// configure video window
IVideoWindow window = (IVideoWindow)graphObject;
window.put_AutoShow(false);
window = null;
}
// configure sample grabber
sampleGrabber.SetBufferSamples(false);
sampleGrabber.SetOneShot(false);
sampleGrabber.SetCallback(grabber, 1);
// disable clock, if someone requested it
if (!referenceClockEnabled)
{
IMediaFilter mediaFilter = (IMediaFilter)graphObject;
mediaFilter.SetSyncSource(null);
}
// get media control
mediaControl = (IMediaControl)graphObject;
// get media events' interface
mediaEvent = (IMediaEventEx)graphObject;
IntPtr p1, p2;
DsEvCode code;
// run
mediaControl.Run( );
do
{
if (mediaEvent != null)
{
if (mediaEvent.GetEvent(out code, out p1, out p2, 0) >= 0)
{
mediaEvent.FreeEventParams(code, p1, p2);
if (code == DsEvCode.Complete)
{
reasonToStop = ReasonToFinishPlaying.EndOfStreamReached;
break;
}
}
}
}while (!stopEvent.WaitOne(100, false));
mediaControl.Stop( );
}
catch (Exception exception)
{
// provide information to clients
if (VideoSourceError != null)
{
VideoSourceError(this, new VideoSourceErrorEventArgs(exception.Message));
}
}
finally
{
// release all objects
graph = null;
grabberBase = null;
sampleGrabber = null;
mediaControl = null;
mediaEvent = null;
if (graphObject != null)
{
Marshal.ReleaseComObject(graphObject);
graphObject = null;
}
if (sourceBase != null)
{
Marshal.ReleaseComObject(sourceBase);
sourceBase = null;
}
if (grabberObject != null)
{
Marshal.ReleaseComObject(grabberObject);
grabberObject = null;
}
}
if (PlayingFinished != null)
{
PlayingFinished(this, reasonToStop);
}
}
public CAviDS(string filename, double playSpeed)
{
int hr = 0x0;
builder = (IGraphBuilder) new FilterGraph();
#region [Sample Grabber]
{
grabber = new SampleGrabber() as ISampleGrabber;
mediaType = new AMMediaType();
mediaType.majorType = MediaType.Video;
mediaType.subType = MediaSubType.RGB32;
mediaType.formatType = FormatType.VideoInfo;
hr = grabber.SetMediaType(mediaType);
DsError.ThrowExceptionForHR(hr);
hr = builder.AddFilter((IBaseFilter)grabber, "Sample Grabber");
DsError.ThrowExceptionForHR(hr);
}
#endregion
hr = builder.RenderFile(filename, null);
DsError.ThrowExceptionForHR(hr);
// Null レンダラに接続しないとウィンドウが表示される。
// また、レンダリングを行わないため処理速度を向上できる。
CDirectShow.ConnectNullRendererFromSampleGrabber(builder, grabber as IBaseFilter);
CDirectShow.tグラフを解析しデバッグ出力する(builder);
IVideoWindow videoWindow = builder as IVideoWindow;
if (videoWindow != null)
{
videoWindow.put_AutoShow(OABool.False);
}
#region [Video Info]
{
hr = grabber.GetConnectedMediaType(mediaType);
DsError.ThrowExceptionForHR(hr);
videoInfo = (VideoInfoHeader)Marshal.PtrToStructure(mediaType.formatPtr, typeof(VideoInfoHeader));
nWidth = videoInfo.BmiHeader.Width;
nHeight = videoInfo.BmiHeader.Height;
}
#endregion
#region [ Seeker ]
{
seeker = builder as IMediaSeeking;
hr = seeker.GetDuration(out nMediaLength);
DsError.ThrowExceptionForHR(hr);
hr = seeker.SetRate(playSpeed / 20);
DsError.ThrowExceptionForHR(hr);
}
#endregion
#region [Control]
{
control = builder as IMediaControl;
}
#endregion
#region [Filter]
{
filter = builder as IMediaFilter;
}
#endregion
grabber.SetBufferSamples(true);
this.Run();
this.Pause();
bPlaying = false;
bPause = false; // 外見えには演奏停止している。PAUSE中として外に見せないこと。
}
