private void Cleanup()
{
Log.Info("TSReader2MP4: cleanup");
if (_rotEntry != null)
{
_rotEntry.SafeDispose();
}
_rotEntry = null;
if (mediaControl != null)
{
mediaControl.Stop();
mediaControl = null;
}
fileWriterFilter = null;
mediaSeeking = null;
mediaEvt = null;
mediaPos = null;
mediaControl = null;
if (h264Encoder != null)
{
DirectShowUtil.ReleaseComObject(h264Encoder);
}
h264Encoder = null;
if (aacEncoder != null)
{
DirectShowUtil.ReleaseComObject(aacEncoder);
}
aacEncoder = null;
if (mp4Muxer != null)
{
DirectShowUtil.ReleaseComObject(mp4Muxer);
}
mp4Muxer = null;
if (AudioCodec != null)
{
DirectShowUtil.ReleaseComObject(AudioCodec);
}
AudioCodec = null;
if (VideoCodec != null)
{
DirectShowUtil.ReleaseComObject(VideoCodec);
}
VideoCodec = null;
if (tsreaderSource != null)
{
DirectShowUtil.ReleaseComObject(tsreaderSource);
}
tsreaderSource = null;
DirectShowUtil.RemoveFilters(graphBuilder);
if (graphBuilder != null)
{
DirectShowUtil.ReleaseComObject(graphBuilder);
}
graphBuilder = null;
GC.Collect();
GC.Collect();
GC.Collect();
GC.WaitForPendingFinalizers();
}
void BuildGraph()
{
int hr;
IBaseFilter ppbf, ppFilter;
ICaptureGraphBuilder2 icgb2;
IFileSinkFilter ppsink;
DsDevice [] devs;
IGraphBuilder graphBuilder = new FilterGraph() as IGraphBuilder;
icgb2 = (ICaptureGraphBuilder2) new CaptureGraphBuilder2();
icgb2.SetFiltergraph(graphBuilder);
DsROTEntry ds = new DsROTEntry(graphBuilder);
IFilterGraph2 ifg2 = graphBuilder as IFilterGraph2;
devs = DsDevice.GetDevicesOfCat(FilterCategory.VideoInputDevice);
DsDevice dev = devs[0];
hr = ifg2.AddSourceFilterForMoniker(dev.Mon, null, dev.Name, out ppFilter);
DsError.ThrowExceptionForHR(hr);
// Get a ICaptureGraphBuilder2
ICaptureGraphBuilder2 icgb = (ICaptureGraphBuilder2) new CaptureGraphBuilder2();
hr = icgb.SetFiltergraph((IGraphBuilder)graphBuilder);
DsError.ThrowExceptionForHR(hr);
// Use the ICaptureGraphBuilder2 to add the avi mux
hr = icgb.SetOutputFileName(MediaSubType.Avi, FileName, out ppbf, out ppsink);
DsError.ThrowExceptionForHR(hr);
hr = icgb2.RenderStream(PinCategory.Capture, MediaType.Video, ppFilter, null, ppbf);
DsError.ThrowExceptionForHR(hr);
m_ppsink = ppsink as IFileSinkFilter2;
}
private bool AddWmAsfWriter(string fileName, Quality quality, Standard standard)
{
//add asf file writer
IPin pinOut0, pinOut1;
IPin pinIn0, pinIn1;
Log.Info("DVRMS2WMV: add WM ASF Writer to graph");
string monikerAsfWriter =
@"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{7C23220E-55BB-11D3-8B16-00C04FB6BD3D}";
fileWriterbase = Marshal.BindToMoniker(monikerAsfWriter) as IBaseFilter;
if (fileWriterbase == null)
{
Log.Error("DVRMS2WMV:FAILED:Unable to create ASF WM Writer");
Cleanup();
return(false);
}
int hr = graphBuilder.AddFilter(fileWriterbase, "WM ASF Writer");
if (hr != 0)
{
Log.Error("DVRMS2WMV:FAILED:Add ASF WM Writer to filtergraph :0x{0:X}", hr);
Cleanup();
return(false);
}
IFileSinkFilter2 fileWriterFilter = fileWriterbase as IFileSinkFilter2;
if (fileWriterFilter == null)
{
Log.Error("DVR2XVID:FAILED:Add unable to get IFileSinkFilter for filewriter");
Cleanup();
return(false);
}
hr = fileWriterFilter.SetFileName(fileName, null);
hr = fileWriterFilter.SetMode(AMFileSinkFlags.OverWrite);
Log.Info("DVRMS2WMV: connect audio/video codecs outputs -> ASF WM Writer");
//connect output #0 of videocodec->asf writer pin 1
//connect output #0 of audiocodec->asf writer pin 0
pinOut0 = DsFindPin.ByDirection((IBaseFilter)Mpeg2AudioCodec, PinDirection.Output, 0);
pinOut1 = DsFindPin.ByDirection((IBaseFilter)Mpeg2VideoCodec, PinDirection.Output, 0);
if (pinOut0 == null || pinOut1 == null)
{
Log.Error("DVRMS2WMV:FAILED:unable to get outpins of video codec");
Cleanup();
return(false);
}
pinIn0 = DsFindPin.ByDirection(fileWriterbase, PinDirection.Input, 0);
if (pinIn0 == null)
{
Log.Error("DVRMS2WMV:FAILED:unable to get pins of asf wm writer");
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut0, pinIn0);
if (hr != 0)
{
Log.Error("DVRMS2WMV:FAILED:unable to connect audio pins :0x{0:X}", hr);
Cleanup();
return(false);
}
pinIn1 = DsFindPin.ByDirection(fileWriterbase, PinDirection.Input, 1);
if (pinIn1 == null)
{
Log.Error("DVRMS2WMV:FAILED:unable to get pins of asf wm writer");
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut1, pinIn1);
if (hr != 0)
{
Log.Error("DVRMS2WMV:FAILED:unable to connect video pins :0x{0:X}", hr);
Cleanup();
return(false);
}
IConfigAsfWriter config = fileWriterbase as IConfigAsfWriter;
IWMProfileManager profileManager = null;
IWMProfileManager2 profileManager2 = null;
IWMProfile profile = null;
hr = WMLib.WMCreateProfileManager(out profileManager);
string strprofileType = "";
switch (quality)
{
case Quality.HiDef:
//hr = WMLib.WMCreateProfileManager(out profileManager);
if (standard == Standard.Film)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPHiDef-FILM.prx");
}
if (standard == Standard.NTSC)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPHiDef-NTSC.prx");
}
if (standard == Standard.PAL)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPHiDef-PAL.prx");
}
Log.Info("DVRMS2WMV: set WMV HiDef quality profile {0}", strprofileType);
break;
case Quality.VeryHigh:
if (standard == Standard.Film)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPVeryHigh-FILM.prx");
}
if (standard == Standard.NTSC)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPVeryHigh-NTSC.prx");
}
if (standard == Standard.PAL)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPVeryHigh-PAL.prx");
}
Log.Info("DVRMS2WMV: set WMV Very High quality profile {0}", strprofileType);
break;
case Quality.High:
if (standard == Standard.Film)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPHigh-FILM.prx");
}
if (standard == Standard.NTSC)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPHigh-NTSC.prx");
}
if (standard == Standard.PAL)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPHigh-PAL.prx");
}
Log.Info("DVRMS2WMV: set WMV High quality profile {0}", strprofileType);
break;
case Quality.Medium:
if (standard == Standard.Film)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPMedium-FILM.prx");
}
if (standard == Standard.NTSC)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPMedium-NTSC.prx");
}
if (standard == Standard.PAL)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPMedium-PAL.prx");
}
Log.Info("DVRMS2WMV: set WMV Medium quality profile {0}", strprofileType);
break;
case Quality.Low:
if (standard == Standard.Film)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPLow-FILM.prx");
}
if (standard == Standard.NTSC)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPLow-NTSC.prx");
}
if (standard == Standard.PAL)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPLow-PAL.prx");
}
Log.Info("DVRMS2WMV: set WMV Low quality profile {0}", strprofileType);
break;
case Quality.Portable:
if (standard == Standard.Film)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPPortable-FILM.prx");
}
if (standard == Standard.NTSC)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPPortable-NTSC.prx");
}
if (standard == Standard.PAL)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPPortable-PAL.prx");
}
Log.Info("DVRMS2WMV: set WMV Portable quality profile {0}", strprofileType);
break;
case Quality.Custom:
//load custom profile
string customBitrate = "";
//Adjust the parameters to suit the custom settings the user has selected.
switch (bitrate)
{
case 0:
customBitrate = "100Kbs";
break;
case 1:
customBitrate = "256Kbs";
break;
case 2:
customBitrate = "384Kbs";
break;
case 3:
customBitrate = "768Kbs";
break;
case 4:
customBitrate = "1536Kbs";
break;
case 5:
customBitrate = "3072Kbs";
break;
case 6:
customBitrate = "5376Kbs";
break;
}
Log.Info("DVRMS2WMV: custom bitrate = {0}", customBitrate);
//TODO: get fps values & frame size
//TODO: adjust settings required
//Call the SetCutomPorfile method to load the custom profile, adjust it's params from user settings & then save it.
//SetCutomProfile(videoBitrate, audioBitrate, videoHeight, videoWidth, videoFps); //based on user inputs
//We then reload it after as per other quality settings / profiles.
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPCustom.prx");
Log.Info("DVRMS2WMV: set WMV Custom quality profile {0}", strprofileType);
break;
}
//Loads profile from the above quality selection.
using (StreamReader prx = new StreamReader(strprofileType))
{
String profileContents = prx.ReadToEnd();
profileManager2 = profileManager as IWMProfileManager2;
hr = profileManager2.LoadProfileByData(profileContents, out profile);
if (hr != 0)
{
Log.Info("DVRMS2WMV: get WMV profile - FAILED! {0}", hr);
Cleanup();
return(false);
}
}
Log.Info("DVRMS2WMV: load profile - SUCCESS!");
//configures the WM ASF Writer to the chosen profile
hr = config.ConfigureFilterUsingProfile(profile);
if (hr != 0)
{
Log.Info("DVRMS2WMV: configure profile - FAILED! {0}", hr);
Cleanup();
return(false);
}
Log.Info("DVRMS2WMV: configure profile - SUCCESS!");
//TODO: Add DB recording information into WMV.
//Release resorces
if (profile != null)
{
Marshal.ReleaseComObject(profile);
profile = null;
}
if (profileManager != null)
{
Marshal.ReleaseComObject(profileManager);
profileManager = null;
}
return(true);
}
private bool AddCodecs(IGraphBuilder graphBuilder, TranscodeInfo info)
{
//TODO: Add de-interlacing probably by filter
int hr;
Log.Info("TSReader2MP4: add h264 video encoder to graph");
//Lead H264 Encoder (4.0)
string monikerH264 = @"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{E2B7DF52-38C5-11D5-91F6-00104BDB8FF9}";
h264Encoder = Marshal.BindToMoniker(monikerH264) as IBaseFilter;
if (h264Encoder == null)
{
Log.Error("TSReader2MP4: FAILED: Unable to create h264 video encoder");
Cleanup();
return(false);
}
hr = graphBuilder.AddFilter(h264Encoder, "h264 video encoder");
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: h264 video encoder to filtergraph :0x{0:X}", hr);
Cleanup();
return(false);
}
Log.Info("TSReader2MP4: add aac audio encoder to graph");
//Monograph AAC Encoder
//string monikerAAC = @"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{88F36DB6-D898-40B5-B409-466A0EECC26A}";
//Lead AAC Encoder
string monikerAAC = @"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{E2B7DD70-38C5-11D5-91F6-00104BDB8FF9}";
aacEncoder = Marshal.BindToMoniker(monikerAAC) as IBaseFilter;
if (aacEncoder == null)
{
Log.Error("TSReader2MP4: FAILED: Unable to create aac audio encoder");
Cleanup();
return(false);
}
hr = graphBuilder.AddFilter(aacEncoder, "aac audio encoder");
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: Add aac audio encoder to filtergraph :0x{0:X}", hr);
Cleanup();
return(false);
}
// dump filter ????
//add filewriter
Log.Info("TSReader2MP4: add FileWriter to graph");
string monikerFileWrite =
@"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{8596E5F0-0DA5-11D0-BD21-00A0C911CE86}";
IBaseFilter fileWriterbase = Marshal.BindToMoniker(monikerFileWrite) as IBaseFilter;
if (fileWriterbase == null)
{
Log.Error("TSReader2MP4: FAILED: Unable to create FileWriter");
Cleanup();
return(false);
}
fileWriterFilter = fileWriterbase as IFileSinkFilter2;
if (fileWriterFilter == null)
{
Log.Error("TSReader2MP4: FAILED: Add unable to get IFileSinkFilter for filewriter");
Cleanup();
return(false);
}
hr = graphBuilder.AddFilter(fileWriterbase, "FileWriter");
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: Add FileWriter to filtergraph :0x{0:X}", hr);
Cleanup();
return(false);
}
//set output filename
string outputFileName = System.IO.Path.ChangeExtension(info.file, ".mp4");
Log.Info("TSReader2MP4: set output file to :{0}", outputFileName);
hr = fileWriterFilter.SetFileName(outputFileName, null);
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: unable to set filename for filewriter :0x{0:X}", hr);
Cleanup();
return(false);
}
// add mp4 muxer
Log.Info("TSReader2MP4: add MP4 Muxer to graph");
//Lead ISO Multiplexer
string monikermp4Muxer =
@"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{990D1978-E48D-43AF-B12D-24A7456EC89F}";
mp4Muxer = Marshal.BindToMoniker(monikermp4Muxer) as IBaseFilter;
if (mp4Muxer == null)
{
Log.Error("TSReader2MP4: FAILED: Unable to create MP4Mux");
Cleanup();
return(false);
}
hr = graphBuilder.AddFilter(mp4Muxer, "MP4Mux");
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: Add MP4Mux to filtergraph :0x{0:X}", hr);
Cleanup();
return(false);
}
//connect output of audio codec to aac encoder
IPin pinOut, pinIn;
Log.Info("TSReader2MP4: connect audio codec->aac encoder");
pinIn = DsFindPin.ByDirection(aacEncoder, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input pin of aac encoder:0x{0:X}", hr);
Cleanup();
return(false);
}
pinOut = DsFindPin.ByDirection(AudioCodec, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get output pin of audio codec :0x{0:X}", hr);
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: unable to connect audio codec->aac encoder: 0x{0:X}", hr);
Cleanup();
return(false);
}
//connect output of video codec to h264 encoder
Log.Info("TSReader2MP4: connect video codec->h264 encoder");
pinIn = DsFindPin.ByDirection(h264Encoder, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input pin of h264 encoder:0x{0:X}", hr);
Cleanup();
return(false);
}
pinOut = DsFindPin.ByDirection(VideoCodec, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get output pin of video codec :0x{0:X}", hr);
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: unable to connect video codec->h264 encoder :0x{0:X}", hr);
Cleanup();
return(false);
}
//connect output of aac encoder to pin#0 of mp4mux
Log.Info("TSReader2MP4: connect aac encoder->mp4mux");
pinOut = DsFindPin.ByDirection(aacEncoder, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input pin of aac encoder:0x{0:X}", hr);
Cleanup();
return(false);
}
pinIn = DsFindPin.ByDirection(mp4Muxer, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input pin#1 of mp4 muxer :0x{0:X}", hr);
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: unable to connect aac encoder->mp4mux: 0x{0:X}", hr);
Cleanup();
return(false);
}
//connect output of h264 encoder to pin#1 of mp4mux
Log.Info("TSReader2MP4: connect h264 encoder->mp4mux");
pinOut = DsFindPin.ByDirection(h264Encoder, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input pin of h264 encoder :0x{0:X}", hr);
Cleanup();
return(false);
}
pinIn = DsFindPin.ByDirection(mp4Muxer, PinDirection.Input, 1);
if (pinIn == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input#0 pin of mp4mux :0x{0:X}", hr);
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: unable to connect h264 encoder->mp4mux :0x{0:X}", hr);
Cleanup();
return(false);
}
// dump filter??
//connect mp4 muxer out->filewriter
Log.Info("TSReader2MP4: connect mp4mux->filewriter");
pinOut = DsFindPin.ByDirection(mp4Muxer, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get output pin of avimux:0x{0:X}", hr);
Cleanup();
return(false);
}
pinIn = DsFindPin.ByDirection(fileWriterbase, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input pin of filewriter :0x{0:X}", hr);
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: connect mp4 muxer->filewriter :0x{0:X}", hr);
Cleanup();
return(false);
}
return(true);
}
private bool AddCodecs(IGraphBuilder graphBuilder, TranscodeInfo info)
{
int hr;
Log.Info("DVRMS2DIVX: add ffdshow (Divx) codec to graph");
string monikerXVID = @"@device:sw:{33D9A760-90C8-11D0-BD43-00A0C911CE86}\ffdshow video encoder";
divxCodec = Marshal.BindToMoniker(monikerXVID) as IBaseFilter;
if (divxCodec == null)
{
Log.Error("DVRMS2DIVX:FAILED:Unable to create Divx MPEG-4 Codec");
Cleanup();
return(false);
}
hr = graphBuilder.AddFilter(divxCodec, "ffdshow video encoder");
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:Add DivX MPEG-4 Codec to filtergraph :0x{0:X}", hr);
Cleanup();
return(false);
}
Log.Info("DVRMS2DIVX: add MPEG3 codec to graph");
string monikerMPEG3 = @"@device:cm:{33D9A761-90C8-11D0-BD43-00A0C911CE86}\85MPEG Layer-3";
mp3Codec = Marshal.BindToMoniker(monikerMPEG3) as IBaseFilter;
if (mp3Codec == null)
{
Log.Error("DVRMS2DIVX:FAILED:Unable to create MPEG Layer-3 Codec");
Cleanup();
return(false);
}
hr = graphBuilder.AddFilter(mp3Codec, "MPEG Layer-3");
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:Add MPEG Layer-3 to filtergraph :0x{0:X}", hr);
Cleanup();
return(false);
}
//add filewriter
Log.Info("DVRMS2DIVX: add FileWriter to graph");
string monikerFileWrite =
@"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{8596E5F0-0DA5-11D0-BD21-00A0C911CE86}";
IBaseFilter fileWriterbase = Marshal.BindToMoniker(monikerFileWrite) as IBaseFilter;
if (fileWriterbase == null)
{
Log.Error("DVRMS2DIVX:FAILED:Unable to create FileWriter");
Cleanup();
return(false);
}
fileWriterFilter = fileWriterbase as IFileSinkFilter2;
if (fileWriterFilter == null)
{
Log.Error("DVRMS2DIVX:FAILED:Add unable to get IFileSinkFilter for filewriter");
Cleanup();
return(false);
}
hr = graphBuilder.AddFilter(fileWriterbase, "FileWriter");
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:Add FileWriter to filtergraph :0x{0:X}", hr);
Cleanup();
return(false);
}
//set output filename
//AMMediaType mt = new AMMediaType();
string outputFileName = System.IO.Path.ChangeExtension(info.file, ".avi");
Log.Info("DVRMS2DIVX: set output file to :{0}", outputFileName);
hr = fileWriterFilter.SetFileName(outputFileName, null);
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:unable to set filename for filewriter :0x{0:X}", hr);
Cleanup();
return(false);
}
// add avi muxer
Log.Info("DVRMS2DIVX: add AVI Muxer to graph");
string monikerAviMuxer =
@"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{E2510970-F137-11CE-8B67-00AA00A3F1A6}";
aviMuxer = Marshal.BindToMoniker(monikerAviMuxer) as IBaseFilter;
if (aviMuxer == null)
{
Log.Error("DVRMS2DIVX:FAILED:Unable to create AviMux");
Cleanup();
return(false);
}
hr = graphBuilder.AddFilter(aviMuxer, "AviMux");
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:Add AviMux to filtergraph :0x{0:X}", hr);
Cleanup();
return(false);
}
//connect output of mpeg2 codec to xvid codec
Log.Info("DVRMS2DIVX: connect mpeg2 video codec->divx codec");
IPin pinOut, pinIn;
pinIn = DsFindPin.ByDirection(divxCodec, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get input pin of divx codec:0x{0:X}", hr);
Cleanup();
return(false);
}
pinOut = DsFindPin.ByDirection(Mpeg2VideoCodec, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get output pin of mpeg2 video codec :0x{0:X}", hr);
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:unable to connect mpeg2 video codec->divx:0x{0:X}", hr);
Cleanup();
return(false);
}
//connect output of mpeg2 audio codec to mpeg3 codec
Log.Info("DVRMS2DIVX: connect mpeg2 audio codec->mp3 codec");
pinIn = DsFindPin.ByDirection(mp3Codec, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get input pin of mp3 codec:0x{0:X}", hr);
Cleanup();
return(false);
}
pinOut = DsFindPin.ByDirection(Mpeg2AudioCodec, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get output pin of mpeg2 audio codec :0x{0:X}", hr);
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:unable to connect mpeg2 audio codec->mpeg3:0x{0:X}", hr);
Cleanup();
return(false);
}
//connect output of mpeg3 codec to pin#0 of avimux
Log.Info("DVRMS2DIVX: connect mp3 codec->avimux");
pinOut = DsFindPin.ByDirection(mp3Codec, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get input pin of mp3 codec:0x{0:X}", hr);
Cleanup();
return(false);
}
pinIn = DsFindPin.ByDirection(aviMuxer, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get output pin of mpeg2 audio codec :0x{0:X}", hr);
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:unable to connect mpeg3 codec->avimux:0x{0:X}", hr);
Cleanup();
return(false);
}
//connect output of xvid codec to pin#1 of avimux
Log.Info("DVRMS2DIVX: connect divx codec->avimux");
pinOut = DsFindPin.ByDirection(divxCodec, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get input pin of mp3 codec:0x{0:X}", hr);
Cleanup();
return(false);
}
pinIn = DsFindPin.ByDirection(aviMuxer, PinDirection.Input, 1);
if (pinIn == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get output#1 pin of avimux :0x{0:X}", hr);
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:unable to connect divx codec->avimux:0x{0:X}", hr);
Cleanup();
return(false);
}
//connect avi mux out->filewriter in
Log.Info("DVRMS2DIVX: connect avimux->filewriter");
pinOut = DsFindPin.ByDirection(aviMuxer, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get output pin of avimux:0x{0:X}", hr);
Cleanup();
return(false);
}
pinIn = DsFindPin.ByDirection(fileWriterbase, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get input pin of Filewriter :0x{0:X}", hr);
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:connect muxer->filewriter :0x{0:X}", hr);
Cleanup();
return(false);
}
return(true);
}
private void Cleanup()
{
Log.Info("DVRMS2DIVX: cleanup");
if (_rotEntry != null)
{
_rotEntry.SafeDispose();
}
_rotEntry = null;
if (mediaControl != null)
{
mediaControl.Stop();
mediaControl = null;
}
fileWriterFilter = null;
mediaSeeking = null;
mediaEvt = null;
mediaPos = null;
mediaControl = null;
if (divxCodec != null)
{
DirectShowUtil.ReleaseComObject(divxCodec);
}
divxCodec = null;
if (mp3Codec != null)
{
DirectShowUtil.ReleaseComObject(mp3Codec);
}
mp3Codec = null;
if (aviMuxer != null)
{
DirectShowUtil.ReleaseComObject(aviMuxer);
}
aviMuxer = null;
if (Mpeg2AudioCodec != null)
{
DirectShowUtil.ReleaseComObject(Mpeg2AudioCodec);
}
Mpeg2AudioCodec = null;
if (Mpeg2VideoCodec != null)
{
DirectShowUtil.ReleaseComObject(Mpeg2VideoCodec);
}
Mpeg2VideoCodec = null;
if (bufferSource != null)
{
DirectShowUtil.ReleaseComObject(bufferSource);
}
bufferSource = null;
DirectShowUtil.RemoveFilters(graphBuilder);
if (graphBuilder != null)
{
DirectShowUtil.ReleaseComObject(graphBuilder);
}
graphBuilder = null;
GC.Collect();
GC.Collect();
GC.Collect();
GC.WaitForPendingFinalizers();
}
private bool AddCodecs(IGraphBuilder graphBuilder, TranscodeInfo info)
{
//TODO: Add de-interlacing probably by filter
int hr;
Log.Info("TSReader2MP4: add h264 video encoder to graph");
//Lead H264 Encoder (4.0)
string monikerH264 = @"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{E2B7DF52-38C5-11D5-91F6-00104BDB8FF9}";
h264Encoder = Marshal.BindToMoniker(monikerH264) as IBaseFilter;
if (h264Encoder == null)
{
Log.Error("TSReader2MP4: FAILED: Unable to create h264 video encoder");
Cleanup();
return false;
}
hr = graphBuilder.AddFilter(h264Encoder, "h264 video encoder");
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: h264 video encoder to filtergraph :0x{0:X}", hr);
Cleanup();
return false;
}
Log.Info("TSReader2MP4: add aac audio encoder to graph");
//Monograph AAC Encoder
//string monikerAAC = @"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{88F36DB6-D898-40B5-B409-466A0EECC26A}";
//Lead AAC Encoder
string monikerAAC = @"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{E2B7DD70-38C5-11D5-91F6-00104BDB8FF9}";
aacEncoder = Marshal.BindToMoniker(monikerAAC) as IBaseFilter;
if (aacEncoder == null)
{
Log.Error("TSReader2MP4: FAILED: Unable to create aac audio encoder");
Cleanup();
return false;
}
hr = graphBuilder.AddFilter(aacEncoder, "aac audio encoder");
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: Add aac audio encoder to filtergraph :0x{0:X}", hr);
Cleanup();
return false;
}
// dump filter ????
//add filewriter
Log.Info("TSReader2MP4: add FileWriter to graph");
string monikerFileWrite =
@"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{8596E5F0-0DA5-11D0-BD21-00A0C911CE86}";
IBaseFilter fileWriterbase = Marshal.BindToMoniker(monikerFileWrite) as IBaseFilter;
if (fileWriterbase == null)
{
Log.Error("TSReader2MP4: FAILED: Unable to create FileWriter");
Cleanup();
return false;
}
fileWriterFilter = fileWriterbase as IFileSinkFilter2;
if (fileWriterFilter == null)
{
Log.Error("TSReader2MP4: FAILED: Add unable to get IFileSinkFilter for filewriter");
Cleanup();
return false;
}
hr = graphBuilder.AddFilter(fileWriterbase, "FileWriter");
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: Add FileWriter to filtergraph :0x{0:X}", hr);
Cleanup();
return false;
}
//set output filename
string outputFileName = System.IO.Path.ChangeExtension(info.file, ".mp4");
Log.Info("TSReader2MP4: set output file to :{0}", outputFileName);
hr = fileWriterFilter.SetFileName(outputFileName, null);
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: unable to set filename for filewriter :0x{0:X}", hr);
Cleanup();
return false;
}
// add mp4 muxer
Log.Info("TSReader2MP4: add MP4 Muxer to graph");
//Lead ISO Multiplexer
string monikermp4Muxer =
@"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{990D1978-E48D-43AF-B12D-24A7456EC89F}";
mp4Muxer = Marshal.BindToMoniker(monikermp4Muxer) as IBaseFilter;
if (mp4Muxer == null)
{
Log.Error("TSReader2MP4: FAILED: Unable to create MP4Mux");
Cleanup();
return false;
}
hr = graphBuilder.AddFilter(mp4Muxer, "MP4Mux");
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: Add MP4Mux to filtergraph :0x{0:X}", hr);
Cleanup();
return false;
}
//connect output of audio codec to aac encoder
IPin pinOut, pinIn;
Log.Info("TSReader2MP4: connect audio codec->aac encoder");
pinIn = DsFindPin.ByDirection(aacEncoder, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input pin of aac encoder:0x{0:X}", hr);
Cleanup();
return false;
}
pinOut = DsFindPin.ByDirection(AudioCodec, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get output pin of audio codec :0x{0:X}", hr);
Cleanup();
return false;
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: unable to connect audio codec->aac encoder: 0x{0:X}", hr);
Cleanup();
return false;
}
//connect output of video codec to h264 encoder
Log.Info("TSReader2MP4: connect video codec->h264 encoder");
pinIn = DsFindPin.ByDirection(h264Encoder, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input pin of h264 encoder:0x{0:X}", hr);
Cleanup();
return false;
}
pinOut = DsFindPin.ByDirection(VideoCodec, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get output pin of video codec :0x{0:X}", hr);
Cleanup();
return false;
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: unable to connect video codec->h264 encoder :0x{0:X}", hr);
Cleanup();
return false;
}
//connect output of aac encoder to pin#0 of mp4mux
Log.Info("TSReader2MP4: connect aac encoder->mp4mux");
pinOut = DsFindPin.ByDirection(aacEncoder, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input pin of aac encoder:0x{0:X}", hr);
Cleanup();
return false;
}
pinIn = DsFindPin.ByDirection(mp4Muxer, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input pin#1 of mp4 muxer :0x{0:X}", hr);
Cleanup();
return false;
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: unable to connect aac encoder->mp4mux: 0x{0:X}", hr);
Cleanup();
return false;
}
//connect output of h264 encoder to pin#1 of mp4mux
Log.Info("TSReader2MP4: connect h264 encoder->mp4mux");
pinOut = DsFindPin.ByDirection(h264Encoder, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input pin of h264 encoder :0x{0:X}", hr);
Cleanup();
return false;
}
pinIn = DsFindPin.ByDirection(mp4Muxer, PinDirection.Input, 1);
if (pinIn == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input#0 pin of mp4mux :0x{0:X}", hr);
Cleanup();
return false;
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: unable to connect h264 encoder->mp4mux :0x{0:X}", hr);
Cleanup();
return false;
}
// dump filter??
//connect mp4 muxer out->filewriter
Log.Info("TSReader2MP4: connect mp4mux->filewriter");
pinOut = DsFindPin.ByDirection(mp4Muxer, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get output pin of avimux:0x{0:X}", hr);
Cleanup();
return false;
}
pinIn = DsFindPin.ByDirection(fileWriterbase, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("TSReader2MP4: FAILED: cannot get input pin of filewriter :0x{0:X}", hr);
Cleanup();
return false;
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("TSReader2MP4: FAILED: connect mp4 muxer->filewriter :0x{0:X}", hr);
Cleanup();
return false;
}
return true;
}
private void Cleanup()
{
Log.Info("TSReader2MP4: cleanup");
if (_rotEntry != null)
{
_rotEntry.SafeDispose();
}
_rotEntry = null;
if (mediaControl != null)
{
mediaControl.Stop();
mediaControl = null;
}
fileWriterFilter = null;
mediaSeeking = null;
mediaEvt = null;
mediaPos = null;
mediaControl = null;
if (h264Encoder != null)
DirectShowUtil.ReleaseComObject(h264Encoder);
h264Encoder = null;
if (aacEncoder != null)
DirectShowUtil.ReleaseComObject(aacEncoder);
aacEncoder = null;
if (mp4Muxer != null)
DirectShowUtil.ReleaseComObject(mp4Muxer);
mp4Muxer = null;
if (AudioCodec != null)
DirectShowUtil.ReleaseComObject(AudioCodec);
AudioCodec = null;
if (VideoCodec != null)
DirectShowUtil.ReleaseComObject(VideoCodec);
VideoCodec = null;
if (tsreaderSource != null)
DirectShowUtil.ReleaseComObject(tsreaderSource);
tsreaderSource = null;
DirectShowUtil.RemoveFilters(graphBuilder);
if (graphBuilder != null)
DirectShowUtil.ReleaseComObject(graphBuilder);
graphBuilder = null;
GC.Collect();
GC.Collect();
GC.Collect();
GC.WaitForPendingFinalizers();
}
private bool AddCodecs(IGraphBuilder graphBuilder, TranscodeInfo info)
{
int hr;
Log.Info("DVRMS2DIVX: add ffdshow (Divx) codec to graph");
string monikerXVID = @"@device:sw:{33D9A760-90C8-11D0-BD43-00A0C911CE86}\ffdshow video encoder";
divxCodec = Marshal.BindToMoniker(monikerXVID) as IBaseFilter;
if (divxCodec == null)
{
Log.Error("DVRMS2DIVX:FAILED:Unable to create Divx MPEG-4 Codec");
Cleanup();
return false;
}
hr = graphBuilder.AddFilter(divxCodec, "ffdshow video encoder");
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:Add DivX MPEG-4 Codec to filtergraph :0x{0:X}", hr);
Cleanup();
return false;
}
Log.Info("DVRMS2DIVX: add MPEG3 codec to graph");
string monikerMPEG3 = @"@device:cm:{33D9A761-90C8-11D0-BD43-00A0C911CE86}\85MPEG Layer-3";
mp3Codec = Marshal.BindToMoniker(monikerMPEG3) as IBaseFilter;
if (mp3Codec == null)
{
Log.Error("DVRMS2DIVX:FAILED:Unable to create MPEG Layer-3 Codec");
Cleanup();
return false;
}
hr = graphBuilder.AddFilter(mp3Codec, "MPEG Layer-3");
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:Add MPEG Layer-3 to filtergraph :0x{0:X}", hr);
Cleanup();
return false;
}
//add filewriter
Log.Info("DVRMS2DIVX: add FileWriter to graph");
string monikerFileWrite =
@"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{8596E5F0-0DA5-11D0-BD21-00A0C911CE86}";
IBaseFilter fileWriterbase = Marshal.BindToMoniker(monikerFileWrite) as IBaseFilter;
if (fileWriterbase == null)
{
Log.Error("DVRMS2DIVX:FAILED:Unable to create FileWriter");
Cleanup();
return false;
}
fileWriterFilter = fileWriterbase as IFileSinkFilter2;
if (fileWriterFilter == null)
{
Log.Error("DVRMS2DIVX:FAILED:Add unable to get IFileSinkFilter for filewriter");
Cleanup();
return false;
}
hr = graphBuilder.AddFilter(fileWriterbase, "FileWriter");
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:Add FileWriter to filtergraph :0x{0:X}", hr);
Cleanup();
return false;
}
//set output filename
//AMMediaType mt = new AMMediaType();
string outputFileName = System.IO.Path.ChangeExtension(info.file, ".avi");
Log.Info("DVRMS2DIVX: set output file to :{0}", outputFileName);
hr = fileWriterFilter.SetFileName(outputFileName, null);
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:unable to set filename for filewriter :0x{0:X}", hr);
Cleanup();
return false;
}
// add avi muxer
Log.Info("DVRMS2DIVX: add AVI Muxer to graph");
string monikerAviMuxer =
@"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{E2510970-F137-11CE-8B67-00AA00A3F1A6}";
aviMuxer = Marshal.BindToMoniker(monikerAviMuxer) as IBaseFilter;
if (aviMuxer == null)
{
Log.Error("DVRMS2DIVX:FAILED:Unable to create AviMux");
Cleanup();
return false;
}
hr = graphBuilder.AddFilter(aviMuxer, "AviMux");
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:Add AviMux to filtergraph :0x{0:X}", hr);
Cleanup();
return false;
}
//connect output of mpeg2 codec to xvid codec
Log.Info("DVRMS2DIVX: connect mpeg2 video codec->divx codec");
IPin pinOut, pinIn;
pinIn = DsFindPin.ByDirection(divxCodec, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get input pin of divx codec:0x{0:X}", hr);
Cleanup();
return false;
}
pinOut = DsFindPin.ByDirection(Mpeg2VideoCodec, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get output pin of mpeg2 video codec :0x{0:X}", hr);
Cleanup();
return false;
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:unable to connect mpeg2 video codec->divx:0x{0:X}", hr);
Cleanup();
return false;
}
//connect output of mpeg2 audio codec to mpeg3 codec
Log.Info("DVRMS2DIVX: connect mpeg2 audio codec->mp3 codec");
pinIn = DsFindPin.ByDirection(mp3Codec, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get input pin of mp3 codec:0x{0:X}", hr);
Cleanup();
return false;
}
pinOut = DsFindPin.ByDirection(Mpeg2AudioCodec, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get output pin of mpeg2 audio codec :0x{0:X}", hr);
Cleanup();
return false;
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:unable to connect mpeg2 audio codec->mpeg3:0x{0:X}", hr);
Cleanup();
return false;
}
//connect output of mpeg3 codec to pin#0 of avimux
Log.Info("DVRMS2DIVX: connect mp3 codec->avimux");
pinOut = DsFindPin.ByDirection(mp3Codec, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get input pin of mp3 codec:0x{0:X}", hr);
Cleanup();
return false;
}
pinIn = DsFindPin.ByDirection(aviMuxer, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get output pin of mpeg2 audio codec :0x{0:X}", hr);
Cleanup();
return false;
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:unable to connect mpeg3 codec->avimux:0x{0:X}", hr);
Cleanup();
return false;
}
//connect output of xvid codec to pin#1 of avimux
Log.Info("DVRMS2DIVX: connect divx codec->avimux");
pinOut = DsFindPin.ByDirection(divxCodec, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get input pin of mp3 codec:0x{0:X}", hr);
Cleanup();
return false;
}
pinIn = DsFindPin.ByDirection(aviMuxer, PinDirection.Input, 1);
if (pinIn == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get output#1 pin of avimux :0x{0:X}", hr);
Cleanup();
return false;
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:unable to connect divx codec->avimux:0x{0:X}", hr);
Cleanup();
return false;
}
//connect avi mux out->filewriter in
Log.Info("DVRMS2DIVX: connect avimux->filewriter");
pinOut = DsFindPin.ByDirection(aviMuxer, PinDirection.Output, 0);
if (pinOut == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get output pin of avimux:0x{0:X}", hr);
Cleanup();
return false;
}
pinIn = DsFindPin.ByDirection(fileWriterbase, PinDirection.Input, 0);
if (pinIn == null)
{
Log.Error("DVRMS2DIVX:FAILED:cannot get input pin of Filewriter :0x{0:X}", hr);
Cleanup();
return false;
}
hr = graphBuilder.Connect(pinOut, pinIn);
if (hr != 0)
{
Log.Error("DVRMS2DIVX:FAILED:connect muxer->filewriter :0x{0:X}", hr);
Cleanup();
return false;
}
return true;
}
private void Cleanup()
{
Log.Info("DVRMS2DIVX: cleanup");
if (_rotEntry != null)
{
_rotEntry.SafeDispose();
}
_rotEntry = null;
if (mediaControl != null)
{
mediaControl.Stop();
mediaControl = null;
}
fileWriterFilter = null;
mediaSeeking = null;
mediaEvt = null;
mediaPos = null;
mediaControl = null;
if (divxCodec != null)
DirectShowUtil.ReleaseComObject(divxCodec);
divxCodec = null;
if (mp3Codec != null)
DirectShowUtil.ReleaseComObject(mp3Codec);
mp3Codec = null;
if (aviMuxer != null)
DirectShowUtil.ReleaseComObject(aviMuxer);
aviMuxer = null;
if (Mpeg2AudioCodec != null)
DirectShowUtil.ReleaseComObject(Mpeg2AudioCodec);
Mpeg2AudioCodec = null;
if (Mpeg2VideoCodec != null)
DirectShowUtil.ReleaseComObject(Mpeg2VideoCodec);
Mpeg2VideoCodec = null;
if (bufferSource != null)
DirectShowUtil.ReleaseComObject(bufferSource);
bufferSource = null;
DirectShowUtil.RemoveFilters(graphBuilder);
if (graphBuilder != null)
DirectShowUtil.ReleaseComObject(graphBuilder);
graphBuilder = null;
GC.Collect();
GC.Collect();
GC.Collect();
GC.WaitForPendingFinalizers();
}
