int IBaseFilter.QueryFilterInfo(out FilterInfo pInfo)
{
pInfo.achName = name;
pInfo.pGraph = filterGraph;
return S_OK;
}
public bool AnalyseStreams()
{
try
{
if (FStreams == null)
{
FStreams = new FilterStreams();
}
FStreams.DeleteAllStreams();
//RETRIEVING THE CURRENT SPLITTER
string filter;
IBaseFilter[] foundfilter = new IBaseFilter[2];
int fetched = 0;
IEnumFilters enumFilters;
graphBuilder.EnumFilters(out enumFilters);
if (enumFilters != null)
{
enumFilters.Reset();
while (enumFilters.Next(1, foundfilter, out fetched) == 0)
{
if (foundfilter[0] != null && fetched == 1)
{
if (chapters == null)
{
IAMExtendedSeeking pEs = foundfilter[0] as IAMExtendedSeeking;
if (pEs != null)
{
int markerCount = 0;
if (pEs.get_MarkerCount(out markerCount) == 0 && markerCount > 0)
{
chapters = new double[markerCount];
chaptersname = new string[markerCount];
for (int i = 1; i <= markerCount; i++)
{
double markerTime = 0;
pEs.GetMarkerTime(i, out markerTime);
chapters[i - 1] = markerTime;
//fill up chapter names
string name = null;
pEs.GetMarkerName(i, out name);
chaptersname[i - 1] = name;
}
}
}
}
IAMStreamSelect pStrm = foundfilter[0] as IAMStreamSelect;
if (pStrm != null)
{
FilterInfo foundfilterinfos = new FilterInfo();
foundfilter[0].QueryFilterInfo(out foundfilterinfos);
filter = foundfilterinfos.achName;
int cStreams = 0;
pStrm.Count(out cStreams);
if (cStreams < 2)
{
continue;
}
//GET STREAMS
for (int istream = 0; istream < cStreams; istream++)
{
AMMediaType sType;
AMStreamSelectInfoFlags sFlag;
int sPDWGroup, sPLCid;
string sName;
object pppunk, ppobject;
//STREAM INFO
pStrm.Info(istream, out sType, out sFlag, out sPLCid,
out sPDWGroup, out sName, out pppunk, out ppobject);
FilterStreamInfos FSInfos = new FilterStreamInfos();
FSInfos.Current = false;
FSInfos.Filter = filter;
FSInfos.Name = sName;
FSInfos.LCID = sPLCid;
FSInfos.Id = istream;
FSInfos.Type = StreamType.Unknown;
//Avoid listing ffdshow video filter's plugins amongst subtitle and audio streams and editions.
if ((FSInfos.Filter == "ffdshow DXVA Video Decoder" || FSInfos.Filter == "ffdshow Video Decoder" ||
FSInfos.Filter == "ffdshow raw video filter") &&
((sPDWGroup == 1) || (sPDWGroup == 2) || (sPDWGroup == 18) || (sPDWGroup == 4)))
{
FSInfos.Type = StreamType.Unknown;
}
//VIDEO
else if (sPDWGroup == 0)
{
FSInfos.Type = StreamType.Video;
}
//AUDIO
else if (sPDWGroup == 1)
{
FSInfos.Type = StreamType.Audio;
}
//SUBTITLE
else if (sPDWGroup == 2 && sName.LastIndexOf("off") == -1 && sName.LastIndexOf("Hide ") == -1 &&
sName.LastIndexOf("No ") == -1 && sName.LastIndexOf("Miscellaneous ") == -1)
{
FSInfos.Type = StreamType.Subtitle;
}
//NO SUBTITILE TAG
else if ((sPDWGroup == 2 && (sName.LastIndexOf("off") != -1 || sName.LastIndexOf("No ") != -1)) ||
(sPDWGroup == 6590033 && sName.LastIndexOf("Hide ") != -1))
{
FSInfos.Type = StreamType.Subtitle_hidden;
}
//DirectVobSub SHOW SUBTITLE TAG
else if (sPDWGroup == 6590033 && sName.LastIndexOf("Show ") != -1)
{
FSInfos.Type = StreamType.Subtitle_shown;
}
//EDITION
else if (sPDWGroup == 18)
{
FSInfos.Type = StreamType.Edition;
}
else if (sPDWGroup == 4) //Subtitle file
{
FSInfos.Type = StreamType.Subtitle_file;
}
else if (sPDWGroup == 10) //Postprocessing filter
{
FSInfos.Type = StreamType.PostProcessing;
}
Log.Debug("VideoPlayer: FoundStreams: Type={0}; Name={1}, Filter={2}, Id={3}, PDWGroup={4}, LCID={5}",
FSInfos.Type.ToString(), FSInfos.Name, FSInfos.Filter, FSInfos.Id.ToString(),
sPDWGroup.ToString(), sPLCid.ToString());
switch (FSInfos.Type)
{
case StreamType.Unknown:
case StreamType.Subtitle:
case StreamType.Subtitle_file:
break;
case StreamType.Video:
case StreamType.Audio:
case StreamType.Edition:
case StreamType.PostProcessing:
if (FSInfos.Type == StreamType.Audio && FSInfos.Filter == MEDIAPORTAL_AUDIOSWITCHER_FILTER && FSInfos.Name == "Audio " && !AutoRenderingCheck && GetInterface)
{
FStreams.AddStreamInfosEx(FSInfos);
break;
}
if (FStreams.GetStreamCount(FSInfos.Type) == 0)
{
FSInfos.Current = true;
pStrm.Enable(FSInfos.Id, 0);
pStrm.Enable(FSInfos.Id, AMStreamSelectEnableFlags.Enable);
/*if (FSInfos.Type == StreamType.Audio && FSInfos.Filter != MEDIAPORTAL_AUDIOSWITCHER_FILTER && GetInterface && !AutoRenderingCheck)
{
iChangedMediaTypes = 1;
//DoGraphRebuild();
}*/
}
goto default;
default:
FStreams.AddStreamInfos(FSInfos);
break;
}
}
}
DirectShowUtil.ReleaseComObject(foundfilter[0]);
}
}
DirectShowUtil.ReleaseComObject(enumFilters);
}
}
catch { }
return true;
}
protected void RebuildRelease(PinInfo pInfo, FilterInfo fInfo, IPin pinTo, IPin pPin)
{
DsUtils.FreePinInfo(pInfo);
DirectShowUtil.ReleaseComObject(fInfo.pGraph);
DirectShowUtil.ReleaseComObject(pinTo);
pinTo = null;
DirectShowUtil.ReleaseComObject(pPin);
pPin = null;
}
public static IBaseFilter GetFilterByName(IGraphBuilder graphBuilder, string name)
{
int hr = 0;
IEnumFilters ienumFilt = null;
IBaseFilter[] foundfilter = new IBaseFilter[2];
int iFetched = 0;
try
{
hr = graphBuilder.EnumFilters(out ienumFilt);
if (hr == 0 && ienumFilt != null)
{
ienumFilt.Reset();
do
{
hr = ienumFilt.Next(1, foundfilter, out iFetched);
if (hr == 0 && iFetched == 1)
{
FilterInfo filter_infos = new FilterInfo();
foundfilter[0].QueryFilterInfo(out filter_infos);
ReleaseComObject(filter_infos.pGraph);
Log.Debug("GetFilterByName: {0}, {1}", name, filter_infos.achName);
if (filter_infos.achName.LastIndexOf(name) != -1)
{
ReleaseComObject(ienumFilt);
ienumFilt = null;
return foundfilter[0];
}
ReleaseComObject(foundfilter[0]);
}
} while (iFetched == 1 && hr == 0);
if (ienumFilt != null)
{
ReleaseComObject(ienumFilt);
}
ienumFilt = null;
}
}
catch (Exception) {}
finally
{
if (ienumFilt != null)
{
ReleaseComObject(ienumFilt);
}
}
return null;
}
public int Connect(IPin pReceivePin, AMMediaType pmt)
{
Monitor.Enter(this);
int hr = S_OK;
pin = null;
pintype = null;
allocator = null;
string id = "Unnamed pin";
pReceivePin.QueryId(out id);
PinInfo pi = new PinInfo();
hr = pReceivePin.QueryPinInfo(out pi);
if (hr == S_OK)
{
FilterInfo fi = new FilterInfo();
hr = pi.filter.QueryFilterInfo(out fi);
if (hr == S_OK)
{
id += (" (" + fi.achName);
}
Guid guid;
hr = pi.filter.GetClassID(out guid);
if (hr == S_OK)
{
id += (", " + guid.ToString());
}
id += ")";
}
try
{
AMMediaType amt = null;
if (pmt != null)
{
amt = pmt;
}
else
#if false
{
IEnumMediaTypes ie;
hr = pReceivePin.EnumMediaTypes(out ie);
int fetched;
int alloc = Marshal.SizeOf(typeof(AMMediaType));
IntPtr mtypePtr = Marshal.AllocCoTaskMem(alloc);
while (ie.Next(1, mtypePtr, out fetched) == S_OK)
{
amt = new AMMediaType();
Marshal.PtrToStructure(mtypePtr, amt);
hr = pReceivePin.QueryAccept(amt);
if (hr == S_OK)
{
break;
}
DsUtils.FreeAMMediaType(amt);
amt = null;
}
if (fetched == 0)
{
amt = null;
}
Marshal.FreeCoTaskMem(mtypePtr);
}
if (amt == null)
#endif
{
amt = mediatype;
}
hr = pReceivePin.QueryAccept(amt);
if (hr == S_FALSE)
{
log.InfoFormat("No media type for pin '{0}'", id);
Monitor.Exit(this);
return VFW_E_NO_ACCEPTABLE_TYPES;
}
hr = pReceivePin.ReceiveConnection(this, amt);
if (hr == VFW_E_TYPE_NOT_ACCEPTED)
{
log.InfoFormat("No connection to pin '{0}'", id);
Monitor.Exit(this);
return VFW_E_NO_ACCEPTABLE_TYPES;
}
DsError.ThrowExceptionForHR(hr);
pin = pReceivePin;
pintype = amt;
}
catch (Exception e)
{
LogUtil.ExceptionLog.ErrorFormat("Caught exception in connect ({0}): {1}{2}", id, e.Message, e.StackTrace);
pin = null;
pintype = null;
allocator = null;
Monitor.Exit(this);
return VFW_E_NO_TRANSPORT;
}
Monitor.Exit(this);
log.InfoFormat("Connected to pin '{0}'", id);
return S_OK;
}
public int QueryFilterInfo(out FilterInfo pInfo)
{
pInfo.achName = FILTER_NAME;
pInfo.pGraph = graph;
return S_OK;
}
