public DsGuid GetCLSID()
{
return(DsGuid.FromGuid(
String.IsNullOrEmpty(CLSID)
? Guid.Empty
: new Guid(CLSID)));
}
/// <summary>
/// Retrieve a list of crossbar filters in the graph.
/// Most hardware devices should have a maximum of 2 crossbars,
/// one for video and another for audio.
/// </summary>
protected static IEnumerable <IAMCrossbar> findCrossbars(ICaptureGraphBuilder2 graphBuilder, IBaseFilter deviceFilter)
{
//var crossbars = new List<IAMCrossbar>();
DsGuid category = DsGuid.FromGuid(FindDirection.UpstreamOnly);
DsGuid type = new DsGuid();
Guid riid = typeof(IAMCrossbar).GUID;
object comObj = null;
object comObjNext = null;
// Find the first interface, look upstream from the selected device
int hr = graphBuilder.FindInterface(category, type, deviceFilter, riid, out comObj);
while ((hr == 0) && (comObj != null))
{
// If found, add to the list
if (comObj is IAMCrossbar)
{
yield return(comObj as IAMCrossbar);
//crossbars.Add(comObj as IAMCrossbar);
// Find the second interface, look upstream from the next found crossbar
hr = graphBuilder.FindInterface(category, type, comObj as IBaseFilter, riid, out comObjNext);
comObj = comObjNext;
}
else
{
comObj = null;
}
}
//return (crossbars);
}
/// <summary>
/// Retrieve a list of crossbar filters in the graph.
/// Most hardware devices should have a maximum of 2 crossbars,
/// one for video and another for audio.
/// </summary>
protected ArrayList findCrossbars(ICaptureGraphBuilder2 graphBuilder, IBaseFilter deviceFilter)
{
ArrayList crossbars = new ArrayList();
DsGuid category = new DsGuid(FindDirection.UpstreamOnly);
DsGuid type = new DsGuid(new Guid());
Guid riid = typeof(IAMCrossbar).GUID;
int hr;
object comObj = null;
object comObjNext = null;
// Find the first interface, look upstream from the selected device
hr = graphBuilder.FindInterface(category, type, deviceFilter, riid, out comObj);
while ((hr == 0) && (comObj != null))
{
// If found, add to the list
if (comObj is IAMCrossbar)
{
crossbars.Add(comObj as IAMCrossbar);
// Find the second interface, look upstream from the next found crossbar
hr = graphBuilder.FindInterface(category, type, comObj as IBaseFilter, riid, out comObjNext);
comObj = comObjNext;
}
else
{
comObj = null;
}
}
return(crossbars);
}
/// <summary>
/// Checks the capabilites of a possibe available stream config interface
/// </summary>
/// <param name="graph">The stored graph</param>
/// <param name="capBuilder">The capture graph builder</param>
private void CheckCapabilitiesStreamConfig(Graph graph, ICaptureGraphBuilder2 capBuilder)
{
DsGuid cat = new DsGuid(PinCategory.Capture);
Guid iid = typeof(IAMStreamConfig).GUID;
object o;
int hr = capBuilder.FindInterface(cat, null, _filterVideoCapture, iid, out o);
if (hr == 0)
{
_streamConfig = o as IAMStreamConfig;
if (_streamConfig == null)
{
_imageWidth = -1;
_frameRate = -1;
}
}
else
{
_imageWidth = -1;
_frameRate = -1;
}
graph.Capture.ImageWidth = _imageWidth;
graph.Capture.ImageHeight = _imageHeight;
graph.Capture.FrameRate = _frameRate;
}
public static bool ShowTunerPinDialog(ICaptureGraphBuilder2 bld, IBaseFilter flt, IntPtr hwnd)
{
int hr;
object comObj = null;
ISpecifyPropertyPages spec = null;
DsCAUUID cauuid = new DsCAUUID();
try
{
DsGuid cat = PinCategory.Capture;
DsGuid type = MediaType.Interleaved;
DsGuid iid = typeof(IAMTVTuner).GUID;
hr = bld.FindInterface(cat, type, flt, iid, out comObj);
if (hr != 0)
{
type = MediaType.Video;
hr = bld.FindInterface(cat, type, flt, iid, out comObj);
if (hr != 0)
{
return(false);
}
}
spec = comObj as ISpecifyPropertyPages;
if (spec == null)
{
return(false);
}
hr = spec.GetPages(out cauuid);
hr = OleCreatePropertyFrame(hwnd, 30, 30, null, 1,
ref comObj, cauuid.cElems, cauuid.pElems, 0, 0, IntPtr.Zero);
return(true);
}
catch (Exception ee)
{
Trace.WriteLine("!Ds.NET: ShowCapPinDialog " + ee.Message);
return(false);
}
finally
{
if (cauuid.pElems != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(cauuid.pElems);
}
spec = null;
if (comObj != null)
{
Marshal.ReleaseComObject(comObj);
}
comObj = null;
}
}
private string CapsString()
{
var sb = new StringBuilder();
sb.AppendFormat("{0}, ", DsGuid.GetNickname(Caps.Guid));
foreach (var info in Caps.GetType().GetFields())
{
sb.AppendFormat("{0}={1}, ", info.Name, info.GetValue(Caps));
}
return(sb.ToString());
}
void GetInterfaces()
{
Type comType = null;
object comObj = null;
try
{
//ICaptureGraphBuilder2 pBuilder = null;
// Initiate Capture Graph Builder
Guid clsid = typeof(CaptureGraphBuilder2).GUID;
comType = Type.GetTypeFromCLSID(clsid);
comObj = Activator.CreateInstance(comType);
m_bCapGraph = (ICaptureGraphBuilder2)comObj;
// Initiate Graph Builder
Guid clsfg = typeof(FilterGraph).GUID;
comType = Type.GetTypeFromCLSID(clsfg); //Clsid.FilterGraph);
comObj = Activator.CreateInstance(comType);
m_bGraph = (IGraphBuilder)comObj;
// Initiate Video Configuration Interface
DsGuid cat = PinCategory.Capture;
DsGuid type = MediaType.Interleaved;
Guid iid = typeof(IAMVideoProcAmp).GUID;
m_bCapGraph.FindInterface(cat, type, capFilter, iid, out comObj);
m_iVidConfig = (IAMVideoProcAmp)comObj;
// test
//m_iVidConfig.Set(VideoProcAmpProperty.WhiteBalance, 0, VideoProcAmpFlags.Manual);
// Initiate Camera Configuration Interface
cat = PinCategory.Capture;
type = MediaType.Interleaved;
iid = typeof(IAMCameraControl).GUID;
m_bCapGraph.FindInterface(cat, type, capFilter, iid, out comObj);
m_iCamConfig = (IAMCameraControl)comObj;
}
catch (Exception ee)
{
if (comObj != null)
{
Marshal.ReleaseComObject(comObj);
}
throw new Exception("Could not get interfaces\r\n" + ee.Message);
}
}
/// <summary>
/// Adds a IWMWriterNetworkSink to the current AsfWriter output filter
/// </summary>
/// <param name="streamPort">The port out of which to stream the transcoded file</param>
private void AddStreamSinkToCurrentOutputFilter(int streamPort)
{
int hr;
DirectShowLib.IServiceProvider pServiceProvider; // http://msdn.microsoft.com/en-us/library/dd390985%28VS.85%29.aspx
WMAsfWriter asfwriter = (WMAsfWriter)currentOutputFilter;
pServiceProvider = (DirectShowLib.IServiceProvider)asfwriter;
// Get access to WMwriterAdvanced2 object using pServiceProvider (poss not futureproof) (see http://groups.google.com/group/microsoft.public.win32.programmer.directx.video/browse_thread/thread/36b154d41cb76ffd/c571d6ef56de11af?#c571d6ef56de11af )
DsGuid dsgWMwriterAdvanced2 = DsGuid.FromGuid(new Guid(GUIDs.IWMWriterAdvanced2));
IWMWriterAdvanced2 WMWriterAdvanced2 = null;
object o = null;
hr = pServiceProvider.QueryService(dsgWMwriterAdvanced2, dsgWMwriterAdvanced2, out o); // FAILS IN A STA THREAD
DsError.ThrowExceptionForHR(hr);
WMWriterAdvanced2 = (IWMWriterAdvanced2)o;
IWMWriterNetworkSink nsink;
WMUtils.WMCreateWriterNetworkSink(out nsink);
NetworkSink = nsink;
dc.Add(nsink);
nsink.SetMaximumClients(1);
nsink.SetNetworkProtocol(NetProtocol.HTTP);
NetworkSink.Open(ref streamPort); // Will throw exception if port is in use
int nSinks;
WMWriterAdvanced2.GetSinkCount(out nSinks);
if (nSinks > 0)
{
IWMWriterSink pSink = null;
WMWriterAdvanced2.GetSink(0, out pSink);
if (pSink != null)
{
WMWriterAdvanced2.RemoveSink(pSink);
}
Marshal.ReleaseComObject(pSink); pSink = null;
}
WMWriterAdvanced2.AddSink(NetworkSink);
}
void ConfigureASFWriter(WMAsfWriter asf_filter, WTVStreamingVideoRequest strq, FrameSize SourceFrameSize)
{
int hr;
// Now it's added to the graph, configure it with the selected WM Profile
SendDebugMessage("Getting WM profile with quality of " + strq.Quality.ToString(), 0);
WindowsMediaLib.IWMProfileManager profileManager;
WMUtils.WMCreateProfileManager(out profileManager);
IWMProfile wmProfile;
string txtPrxProfile = getPRXProfileForQuality(strq.Quality);
if (!(string.IsNullOrEmpty(txtPrxProfile)))
{
SendDebugMessage("Adjusting WM profile to fit video within designated frame size", 0);
// SET VIDEO SIZE TO FIT WITHIN THE RIGHT FRAME
SendDebugMessage("Source video size is " + SourceFrameSize.ToString(), 0);
FrameSize containerSize = frameSizeForStreamRequest(strq);
SendDebugMessage("Container size is " + containerSize.ToString(), 0);
FrameSize newVideoSize = new FrameSize(SourceFrameSize, containerSize);
SendDebugMessage("Output size is " + newVideoSize.ToString(), 0);
SetProfileFrameSize(ref txtPrxProfile, newVideoSize);
SetProfileCustomSettings(ref txtPrxProfile, ref strq); // returns immediately if not custom quality
SendDebugMessage("Configuring ASF Writer with profile", 0);
profileManager.LoadProfileByData(txtPrxProfile, out wmProfile);
WindowsMediaLib.IConfigAsfWriter configWriter = (WindowsMediaLib.IConfigAsfWriter)asf_filter;
configWriter.ConfigureFilterUsingProfile(wmProfile);
configWriter.SetIndexMode(true); // yes index - DEFAULT
/* Additional config - TEST
* //DirectShowLib.IConfigAsfWriter2 configAsfWriter2 = (DirectShowLib.IConfigAsfWriter2)asf_filter;
* //configAsfWriter2.SetParam(ASFWriterConfig.AutoIndex, 0, 0); // IT IS DEFAULT */
// (NOT WORKING)
// SET ANAMORPHIC VIDEO MARKERS WITHIN STREAM (ASPECT RATIO) *******************************
UInt32 uiAspectX = (UInt32)SourceFrameSize.Width;
byte[] bAspectX = BitConverter.GetBytes(uiAspectX);
UInt32 uiAspectY = (UInt32)SourceFrameSize.Height;
byte[] bAspectY = BitConverter.GetBytes(uiAspectY);
DirectShowLib.IServiceProvider pServiceProvider; // http://msdn.microsoft.com/en-us/library/dd390985%28VS.85%29.aspx
pServiceProvider = (DirectShowLib.IServiceProvider)asf_filter;
DsGuid dsgIWMHeaderinfo = DsGuid.FromGuid(new Guid(GUIDs.IWMWriterAdvanced2));
object o3 = null;
hr = pServiceProvider.QueryService(dsgIWMHeaderinfo, dsgIWMHeaderinfo, out o3); // FAILS IN A STA THREAD
DsError.ThrowExceptionForHR(hr);
IWMHeaderInfo headerinfo = (IWMHeaderInfo)o3;
// Get access to WMwriterAdvanced2 object using pServiceProvider (poss not futureproof) (see http://groups.google.com/group/microsoft.public.win32.programmer.directx.video/browse_thread/thread/36b154d41cb76ffd/c571d6ef56de11af?#c571d6ef56de11af )
DsGuid dsgWMwriterAdvanced2 = DsGuid.FromGuid(new Guid(GUIDs.IWMWriterAdvanced2));
object o = null;
hr = pServiceProvider.QueryService(dsgWMwriterAdvanced2, dsgWMwriterAdvanced2, out o); // FAILS IN A STA THREAD
DsError.ThrowExceptionForHR(hr);
IWMWriterAdvanced2 WMWriterAdvanced2 = null;
WMWriterAdvanced2 = (IWMWriterAdvanced2)o;
// Get Access to IWMHeaderInfo3 through WMWriterAdvanced2
object o2 = null;
//pServiceProvider = (DirectShowLib.IServiceProvider)WMWriterAdvanced2;
DsGuid dsgIWMHeaderInfo3 = DsGuid.FromGuid(new Guid(GUIDs.IWMHeaderInfo3));
hr = pServiceProvider.QueryService(dsgWMwriterAdvanced2, dsgIWMHeaderInfo3, out o2); // LET'S SEE
DsError.ThrowExceptionForHR(hr);
IWMHeaderInfo3 WMHeaderInfo3 = null;
WMHeaderInfo3 = (IWMHeaderInfo3)o2;
short pwIndex;
// Add Aspect Ratio information
WMHeaderInfo3.AddAttribute(2, "AspectRatioX", out pwIndex, AttrDataType.DWORD, 0, bAspectX, bAspectX.Length);
WMHeaderInfo3.AddAttribute(2, "AspectRatioY", out pwIndex, AttrDataType.DWORD, 0, bAspectY, bAspectY.Length);
// Try with other interface too
headerinfo.SetAttribute(2, "AspectRatioX", AttrDataType.DWORD, bAspectX, Convert.ToInt16(bAspectX.Length));
headerinfo.SetAttribute(2, "AspectRatioY", AttrDataType.DWORD, bAspectY, Convert.ToInt16(bAspectY.Length));
// ************ DEINTERLACE (experimental)
if (strq.DeInterlaceMode > 0)
{
DeInterlaceModes dimode = DeInterlaceModes.WM_DM_NOTINTERLACED;
// Deinterlace Mode
if (strq.DeInterlaceMode == 1)
{
dimode = DeInterlaceModes.WM_DM_DEINTERLACE_NORMAL;
}
else if (strq.DeInterlaceMode == 2)
{
dimode = DeInterlaceModes.WM_DM_DEINTERLACE_HALFSIZE;
}
// Index of video pin
int pinIndex = FilterGraphTools.FindPinIndexByMediaType(currentOutputFilter, PinDirection.Input, MediaType.Video, MediaSubType.Null);
byte[] bDiMode = BitConverter.GetBytes((int)dimode);
short szOf = (short)bDiMode.Length;
// Set to use deinterlace mode
try
{
WMWriterAdvanced2.SetInputSetting(pinIndex, g_wszDeinterlaceMode, AttrDataType.DWORD, bDiMode, szOf);
}
catch (Exception ex)
{
SendDebugMessageWithException("Could not set interlace mode:", ex);
}
}
}
else
{
SendDebugMessage("Warning - PRX Profile string was empty; using default WM config.");
}
}
public CodecInfo(String codecName, DsGuid codecClsid) :
this(codecName)
{
CLSID = codecClsid.ToString();
}
// ------------------ Public Methods --------------------
/// <summary> Populate the collection by looking for commonly implemented property pages. </summary>
protected void addFromGraph(
ICaptureGraphBuilder2 graphBuilder,
IBaseFilter videoDeviceFilter, IBaseFilter audioDeviceFilter,
IBaseFilter videoCompressorFilter, IBaseFilter audioCompressorFilter,
SourceCollection videoSources, SourceCollection audioSources)
{
object filter = null;
DsGuid cat;
DsGuid med;
Guid iid;
int hr;
Trace.Assert(graphBuilder != null);
// 1. the video capture filter
addIfSupported(videoDeviceFilter, "Video Capture Device");
// 2. the video capture pin
cat = new DsGuid(PinCategory.Capture);
med = new DsGuid(MediaType.Interleaved);
iid = typeof(IAMStreamConfig).GUID;
hr = graphBuilder.FindInterface(
cat, med, videoDeviceFilter, iid, out filter);
if (hr != 0)
{
med = MediaType.Video;
hr = graphBuilder.FindInterface(
cat, med, videoDeviceFilter, iid, out filter);
if (hr != 0)
{
filter = null;
}
}
addIfSupported(filter, "Video Capture Pin");
// 3. the video preview pin
cat = PinCategory.Preview;
med = MediaType.Interleaved;
iid = typeof(IAMStreamConfig).GUID;
hr = graphBuilder.FindInterface(
cat, med, videoDeviceFilter, iid, out filter);
if (hr != 0)
{
med = MediaType.Video;
hr = graphBuilder.FindInterface(
cat, med, videoDeviceFilter, iid, out filter);
if (hr != 0)
{
filter = null;
}
}
addIfSupported(filter, "Video Preview Pin");
// 4. the video crossbar(s)
ArrayList crossbars = new ArrayList();
int num = 1;
for (int c = 0; c < videoSources.Count; c++)
{
CrossbarSource s = videoSources[c] as CrossbarSource;
if (s != null)
{
if (crossbars.IndexOf(s.Crossbar) < 0)
{
crossbars.Add(s.Crossbar);
if (addIfSupported(s.Crossbar, "Video Crossbar " + (num == 1 ? "" : num.ToString())))
{
num++;
}
}
}
}
crossbars.Clear();
// 5. the video compressor
addIfSupported(videoCompressorFilter, "Video Compressor");
// 6. the video TV tuner
cat = new DsGuid(PinCategory.Capture);
med = new DsGuid(MediaType.Interleaved);
iid = typeof(IAMTVTuner).GUID;
hr = graphBuilder.FindInterface(
cat, med, videoDeviceFilter, iid, out filter);
if (hr != 0)
{
med = MediaType.Video;
hr = graphBuilder.FindInterface(
cat, med, videoDeviceFilter, iid, out filter);
if (hr != 0)
{
filter = null;
}
}
addIfSupported(filter, "TV Tuner");
// 7. the video compressor (VFW)
IAMVfwCompressDialogs compressDialog = videoCompressorFilter as IAMVfwCompressDialogs;
if (compressDialog != null)
{
VfwCompressorPropertyPage page = new VfwCompressorPropertyPage("Video Compressor", compressDialog);
InnerList.Add(page);
}
// 8. the audio capture filter
addIfSupported(audioDeviceFilter, "Audio Capture Device");
// 9. the audio capture pin
cat = new DsGuid(PinCategory.Capture);
med = new DsGuid(MediaType.Audio);
iid = typeof(IAMStreamConfig).GUID;
hr = graphBuilder.FindInterface(
cat, med, audioDeviceFilter, iid, out filter);
if (hr != 0)
{
filter = null;
}
addIfSupported(filter, "Audio Capture Pin");
// 9. the audio preview pin
cat = new DsGuid(PinCategory.Preview);
med = new DsGuid(MediaType.Audio);
iid = typeof(IAMStreamConfig).GUID;
hr = graphBuilder.FindInterface(
cat, med, audioDeviceFilter, iid, out filter);
if (hr != 0)
{
filter = null;
}
addIfSupported(filter, "Audio Preview Pin");
// 10. the audio crossbar(s)
num = 1;
for (int c = 0; c < audioSources.Count; c++)
{
CrossbarSource s = audioSources[c] as CrossbarSource;
if (s != null)
{
if (crossbars.IndexOf(s.Crossbar) < 0)
{
crossbars.Add(s.Crossbar);
if (addIfSupported(s.Crossbar, "Audio Crossbar " + (num == 1 ? "" : num.ToString())))
{
num++;
}
}
}
}
crossbars.Clear();
// 11. the audio compressor
addIfSupported(audioCompressorFilter, "Audio Compressor");
}
/// <summary>
/// Retrieve a list of crossbar filters in the graph.
/// Most hardware devices should have a maximum of 2 crossbars,
/// one for video and another for audio.
/// </summary>
protected ArrayList findCrossbars(ICaptureGraphBuilder2 graphBuilder, IBaseFilter deviceFilter)
{
ArrayList crossbars = new ArrayList();
DsGuid category = FindDirection.DownstreamOnly;
DsGuid type = new DsGuid();
DsGuid riid = typeof(IAMCrossbar).GUID;
int hr;
object comObj = null;
object comObjNext = null;
// Find the first interface, look upstream from the selected device
hr = graphBuilder.FindInterface(category, type, deviceFilter, riid, out comObj);
while ( (hr == 0) && (comObj != null) )
{
// If found, add to the list
if ( comObj is IAMCrossbar )
{
crossbars.Add( comObj as IAMCrossbar );
// Find the second interface, look upstream from the next found crossbar
hr = graphBuilder.FindInterface(category, type, comObj as IBaseFilter, riid, out comObjNext);
comObj = comObjNext;
}
else
comObj = null;
}
return( crossbars );
}
private int BuildOVerlayGraph(string sourcestr)
{
int hr = 0;
DirectShowLib.IPin inpin = null, outpin = null;
Type comtype = null;
DsGuid guid;
if (EnableOverlay())
{
DirectShowLib.IBaseFilter source = null; // video file demuxer interface
DirectShowLib.IFileSourceFilter file_source = null; // video source file interface
// Haali
//
// load Haali in the graph
//
guid = new DsGuid("55DA30FC-F16B-49FC-BAA5-AE59FC65F82D");// haali
comtype = System.Type.GetTypeFromCLSID(guid);
source = (DirectShowLib.IBaseFilter)Activator.CreateInstance(comtype);
hr = this.graphBuilder.AddFilter(source, "Haali");
// set the source file for Haali
//
file_source = (DirectShowLib.IFileSourceFilter)source;
DirectShowLib.AMMediaType media = new AMMediaType();
//media.majorType= DirectShowLib.MediaType.vide;
hr = file_source.Load(sourcestr, media);
DsError.ThrowExceptionForHR(hr);
// BT AVC overlay internal DMO filter
//
DirectShowLib.IBaseFilter avc_overlay_dmo_filter = null; // BT audio check
DirectShowLib.IDMOWrapperFilter avc_overlay_dmo_wrapper = null;
//guid = new DsGuid("04FE9017-F873-410E-871E-AB91661A4EF7");// FFDShow decoder filter
DsGuid avc_overlay_guid = new DsGuid("8ac1be3b-70ef-4b0c-ad91-dbe9d41db405"); // BT AVC overlay decoder guid
avc_overlay_dmo_filter = (DirectShowLib.IBaseFilter)new DMOWrapperFilter();
avc_overlay_dmo_wrapper = (IDMOWrapperFilter)avc_overlay_dmo_filter;
/*
hr = avc_overlay_dmo_wrapper.Init(avc_overlay_guid, DirectShowLib.DMO.DMOCategory.VideoDecoder);
DMOError.ThrowExceptionForHR(hr);
*/
// But it is more useful to show how to scan for the DMO
//Guid g = FindGuid("BT H.264 Decoder", DMOCategory.VideoEffect);
hr = avc_overlay_dmo_wrapper.Init(avc_overlay_guid, DMOCategory.VideoDecoder);
DMOError.ThrowExceptionForHR(hr);
hr = this.graphBuilder.AddFilter(avc_overlay_dmo_filter, "BT AVC Overlay");
DsError.ThrowExceptionForHR(hr);
// get the input pin of the video overlay filter
Global.debuglog("looking for input pin on avc overlay filter", EventArgs.Empty);
inpin = DsFindPin.ByDirection((DirectShowLib.IBaseFilter)avc_overlay_dmo_filter, PinDirection.Input, 0);
if (inpin == null)
Global.log("!Could not find input pin on Audio Check", EventArgs.Empty);
else
Global.debuglog("found input pin on Audio Check", EventArgs.Empty);
//find the video output pin of Haali
outpin = DsFindPin.ByDirection(source, PinDirection.Output, 0);
//if (!CheckVideo(outpin)) // if the first pin is not the video, use the second pin
// outpin = DsFindPin.ByDirection(source, PinDirection.Output, 1);
// connect haali video output pin (avc) to BT AVC overlay filter
hr = this.graphBuilder.Connect(outpin, inpin);
// render the output pin of the AVC overlay filter
outpin = DsFindPin.ByDirection((DirectShowLib.IBaseFilter)avc_overlay_dmo_filter, PinDirection.Output, 0);
hr = this.graphBuilder.Render(outpin);
}
return hr;
}
/// <summary>
/// Adds preferred audio/video codecs.
/// </summary>
protected virtual void AddPreferredCodecs()
{
VideoSettings settings = ServiceRegistration.Get <ISettingsManager>().Load <VideoSettings>();
if (settings == null)
{
return;
}
//IAMPluginControl is supported in Win7 and later only.
DirectShowPluginControl dspc = null;
IAMPluginControl pc = null;
try
{
dspc = new DirectShowPluginControl();
pc = dspc as IAMPluginControl;
if (pc != null)
{
// Set black list of codecs to ignore, they are known to cause issues like hangs and crashes
// MPEG Audio Decoder
if (settings.DisabledCodecs != null && settings.DisabledCodecs.Any())
{
foreach (var disabledCodec in settings.DisabledCodecs)
{
ServiceRegistration.Get <ILogger>().Info("{0}: Disable codec '{1}'", PlayerTitle, disabledCodec.Name);
pc.SetDisabled(disabledCodec.GetCLSID(), true);
}
}
if (settings.Mpeg2Codec != null)
{
pc.SetPreferredClsid(MediaSubType.Mpeg2Video, settings.Mpeg2Codec.GetCLSID());
}
if (settings.H264Codec != null)
{
pc.SetPreferredClsid(MediaSubType.H264, settings.H264Codec.GetCLSID());
}
if (settings.AVCCodec != null)
{
pc.SetPreferredClsid(CodecHandler.MEDIASUBTYPE_AVC, settings.AVCCodec.GetCLSID());
}
if (settings.HEVCCodec != null)
{
DsGuid clsid = settings.HEVCCodec.GetCLSID();
pc.SetPreferredClsid(CodecHandler.MEDIASUBTYPE_HVC1, clsid);
pc.SetPreferredClsid(CodecHandler.MEDIASUBTYPE_HEVC, clsid);
}
if (settings.Splitter != null)
{
pc.SetPreferredClsid(Guid.Empty, settings.Splitter.GetCLSID());
}
if (settings.AudioCodecLATMAAC != null)
{
pc.SetPreferredClsid(CodecHandler.MEDIASUBTYPE_LATM_AAC_AUDIO, settings.AudioCodecLATMAAC.GetCLSID());
}
if (settings.AudioCodecAAC != null)
{
pc.SetPreferredClsid(CodecHandler.MEDIASUBTYPE_AAC_AUDIO, settings.AudioCodecAAC.GetCLSID());
}
if (settings.AudioCodec != null)
{
DsGuid clsid = settings.AudioCodec.GetCLSID();
foreach (Guid guid in new[]
{
MediaSubType.Mpeg2Audio,
MediaSubType.MPEG1AudioPayload,
CodecHandler.WMMEDIASUBTYPE_MP3,
CodecHandler.MEDIASUBTYPE_MPEG1_AUDIO,
CodecHandler.MEDIASUBTYPE_MPEG2_AUDIO
})
{
pc.SetPreferredClsid(guid, clsid);
}
}
}
}
catch (Exception ex)
{
ServiceRegistration.Get <ILogger>().Debug("{0}: Exception in IAMPluginControl: {1}", PlayerTitle, ex.ToString());
}
finally
{
FilterGraphTools.TryRelease(ref dspc);
}
}
/// <summary>
/// Returns the <see cref="CameraInfo"/> for the given <see cref="DsDevice"/>.
/// </summary>
/// <param name="dev">A <see cref="DsDevice"/> to parse name and capabilities for.</param>
/// <returns>The <see cref="CameraInfo"/> for the given device.</returns>
private CameraInfo Caps(DsDevice dev)
{
var camerainfo = new CameraInfo();
// Get the graphbuilder object
var graphBuilder = (IFilterGraph2) new FilterGraph();
// Get the ICaptureGraphBuilder2
var capGraph = (ICaptureGraphBuilder2) new CaptureGraphBuilder2();
IBaseFilter capFilter = null;
try
{
int hr = capGraph.SetFiltergraph(graphBuilder);
DsError.ThrowExceptionForHR(hr);
// Add the video device
hr = graphBuilder.AddSourceFilterForMoniker(dev.Mon, null, "Video input", out capFilter);
// DsError.ThrowExceptionForHR(hr);
if (hr != 0)
{
Console.WriteLine("Error in m_graphBuilder.AddSourceFilterForMoniker(). Could not add source filter. Message: " + DsError.GetErrorText(hr));
return(null);
}
//hr = m_graphBuilder.AddFilter(capFilter, "Ds.NET Video Capture Device");
//DsError.ThrowExceptionForHR(hr);
object o = null;
DsGuid cat = PinCategory.Capture;
DsGuid type = MediaType.Interleaved;
DsGuid iid = typeof(IAMStreamConfig).GUID;
// Check if Video capture filter is in use
hr = capGraph.RenderStream(cat, MediaType.Video, capFilter, null, null);
if (hr != 0)
{
return(null);
}
//hr = capGraph.FindInterface(PinCategory.Capture, MediaType.Interleaved, capFilter, typeof(IAMStreamConfig).GUID, out o);
//if (hr != 0)
//{
hr = capGraph.FindInterface(PinCategory.Capture, MediaType.Video, capFilter,
typeof(IAMStreamConfig).GUID, out o);
DsError.ThrowExceptionForHR(hr);
//}
var videoStreamConfig = o as IAMStreamConfig;
int iCount = 0;
int iSize = 0;
try
{
if (videoStreamConfig != null)
{
videoStreamConfig.GetNumberOfCapabilities(out iCount, out iSize);
}
}
catch (Exception)
{
//ErrorLogger.ProcessException(ex, false);
return(null);
}
pscc = Marshal.AllocCoTaskMem(Marshal.SizeOf(typeof(VideoStreamConfigCaps)));
camerainfo.Name = dev.Name;
camerainfo.DirectshowDevice = dev;
for (int i = 0; i < iCount; i++)
{
VideoStreamConfigCaps scc;
try
{
AMMediaType curMedType;
if (videoStreamConfig != null)
{
hr = videoStreamConfig.GetStreamCaps(i, out curMedType, pscc);
}
Marshal.ThrowExceptionForHR(hr);
scc = (VideoStreamConfigCaps)Marshal.PtrToStructure(pscc, typeof(VideoStreamConfigCaps));
var CSF = new CamSizeFPS();
CSF.FPS = (int)(10000000 / scc.MinFrameInterval);
CSF.Height = scc.InputSize.Height;
CSF.Width = scc.InputSize.Width;
if (!InSizeFpsList(camerainfo.SupportedSizesAndFPS, CSF))
{
if (ParametersOK(CSF))
{
camerainfo.SupportedSizesAndFPS.Add(CSF);
}
}
}
catch (Exception)
{
//ErrorLogger.ProcessException(ex, false);
}
}
Marshal.FreeCoTaskMem(pscc);
}
finally
{
if (graphBuilder != null)
{
Marshal.ReleaseComObject(graphBuilder);
}
if (capFilter != null)
{
Marshal.ReleaseComObject(capFilter);
}
if (capGraph != null)
{
Marshal.ReleaseComObject(capGraph);
}
}
return(camerainfo);
}
/// <summary>
/// Adds preferred audio/video codecs.
/// </summary>
protected virtual void AddPreferredCodecs()
{
VideoSettings settings = ServiceRegistration.Get <ISettingsManager>().Load <VideoSettings>();
if (settings == null)
{
return;
}
//IAMPluginControl is supported in Win7 and later only.
try
{
IAMPluginControl pc = new DirectShowPluginControl() as IAMPluginControl;
if (pc != null)
{
if (settings.Mpeg2Codec != null)
{
pc.SetPreferredClsid(MediaSubType.Mpeg2Video, settings.Mpeg2Codec.GetCLSID());
}
if (settings.H264Codec != null)
{
pc.SetPreferredClsid(MediaSubType.H264, settings.H264Codec.GetCLSID());
}
if (settings.AVCCodec != null)
{
pc.SetPreferredClsid(CodecHandler.MEDIASUBTYPE_AVC, settings.AVCCodec.GetCLSID());
}
if (settings.HEVCCodec != null)
{
DsGuid clsid = settings.HEVCCodec.GetCLSID();
pc.SetPreferredClsid(CodecHandler.MEDIASUBTYPE_HVC1, clsid);
pc.SetPreferredClsid(CodecHandler.MEDIASUBTYPE_HEVC, clsid);
}
if (settings.AudioCodecLATMAAC != null)
{
pc.SetPreferredClsid(CodecHandler.MEDIASUBTYPE_LATM_AAC_AUDIO, settings.AudioCodecLATMAAC.GetCLSID());
}
if (settings.AudioCodecAAC != null)
{
pc.SetPreferredClsid(CodecHandler.MEDIASUBTYPE_AAC_AUDIO, settings.AudioCodecAAC.GetCLSID());
}
if (settings.AudioCodec != null)
{
DsGuid clsid = settings.AudioCodec.GetCLSID();
foreach (Guid guid in new[]
{
MediaSubType.Mpeg2Audio,
MediaSubType.MPEG1AudioPayload,
CodecHandler.WMMEDIASUBTYPE_MP3,
CodecHandler.MEDIASUBTYPE_MPEG1_AUDIO,
CodecHandler.MEDIASUBTYPE_MPEG2_AUDIO
})
{
pc.SetPreferredClsid(guid, clsid);
}
}
}
}
catch (Exception ex)
{
ServiceRegistration.Get <ILogger>().Debug("{0}: Exception in IAMPluginControl: {1}", PlayerTitle, ex.ToString());
}
}
public CodecInfo(String codecName, DsGuid codecClsid) :
this(codecName)
{
CLSID = codecClsid.ToString();
}
public static IPin FindCapturePin(ref ICaptureGraphBuilder2 captureGraphBuilder, ref IBaseFilter videoDeviceFilter,
ref Guid mediaType)
{
IPin pPin = null;
DsGuid cat = new DsGuid(PinCategory.Capture);
int hr = captureGraphBuilder.FindPin(videoDeviceFilter, PinDirection.Output, cat, new DsGuid(mediaType), false, 0,
out pPin);
if (hr >= 0 && pPin != null)
{
Log.Info("Found capture pin");
}
return pPin;
}
