public static bool ReConnectAll(IGraphBuilder graphBuilder, IBaseFilter filter)
{
bool bAllConnected = true;
IEnumPins pinEnum;
FilterInfo info;
filter.QueryFilterInfo(out info);
ReleaseComObject(info.pGraph);
int hr = filter.EnumPins(out pinEnum);
if ((hr == 0) && (pinEnum != null))
{
Log.Info("got pins");
pinEnum.Reset();
IPin[] pins = new IPin[1];
int iFetched;
int iPinNo = 0;
do
{
// Get the next pin
//Log.Info(" get pin:{0}",iPinNo);
iPinNo++;
hr = pinEnum.Next(1, pins, out iFetched);
if (hr == 0)
{
if (iFetched == 1 && pins[0] != null)
{
PinInfo pinInfo = new PinInfo();
hr = pins[0].QueryPinInfo(out pinInfo);
DsUtils.FreePinInfo(pinInfo);
if (hr == 0)
{
Log.Info(" got pin#{0}:{1}", iPinNo - 1, pinInfo.name);
}
else
{
Log.Info(" got pin:?");
}
PinDirection pinDir;
pins[0].QueryDirection(out pinDir);
if (pinDir == PinDirection.Output)
{
IPin other;
hr = pins[0].ConnectedTo(out other);
if (hr == 0 && other != null)
{
Log.Info("Reconnecting {0}:{1}", info.achName, pinInfo.name);
hr = graphBuilder.Reconnect(pins[0]);
if (hr != 0)
{
Log.Warn("Reconnect failed: {0}:{1}, code: 0x{2:x}", info.achName, pinInfo.name, hr);
}
}
}
ReleaseComObject(pins[0]);
}
else
{
iFetched = 0;
Log.Info("no pins?");
break;
}
}
else
{
iFetched = 0;
}
} while (iFetched == 1);
ReleaseComObject(pinEnum);
}
return bAllConnected;
}
/// <summary>
/// Reconnects all filters in graph.
/// </summary>
/// <param name="graphBuilder">IGraphBuilder</param>
/// <param name="filter">Current IBaseFilter in graph</param>
static void ReConnectAll(IGraphBuilder graphBuilder, IBaseFilter filter)
{
IEnumPins pinEnum;
FilterInfo info = FilterGraphTools.QueryFilterInfoAndFree(filter);
IntPtr ptrFetched = Marshal.AllocCoTaskMem(4);
int hr = filter.EnumPins(out pinEnum);
if ((hr == 0) && (pinEnum != null))
{
ServiceRegistration.Get <ILogger>().Info("got pins");
IPin[] pins = new IPin[1];
int iFetched;
int iPinNo = 0;
do
{
// Get the next pin
iPinNo++;
hr = pinEnum.Next(1, pins, ptrFetched);
// In case of error stop the pin enumeration
if (hr != 0)
{
break;
}
iFetched = Marshal.ReadInt32(ptrFetched);
if (iFetched == 1 && pins[0] != null)
{
PinInfo pinInfo;
hr = pins[0].QueryPinInfo(out pinInfo);
if (hr == 0)
{
ServiceRegistration.Get <ILogger>().Info(" got pin#{0}:{1}", iPinNo - 1, pinInfo.name);
FilterGraphTools.FreePinInfo(pinInfo);
}
else
{
ServiceRegistration.Get <ILogger>().Info(" got pin:?");
}
PinDirection pinDir;
pins[0].QueryDirection(out pinDir);
if (pinDir == PinDirection.Output)
{
IntPtr other_ptr;
hr = pins[0].ConnectedTo(out other_ptr);
if (hr == 0 && other_ptr != IntPtr.Zero)
{
ServiceRegistration.Get <ILogger>().Info("Reconnecting {0}:{1}", info.achName, pinInfo.name);
hr = graphBuilder.Reconnect(pins[0]);
if (hr != 0)
{
ServiceRegistration.Get <ILogger>().Warn("Reconnect failed: {0}:{1}, code: 0x{2:x}", info.achName, pinInfo.name, hr);
}
IPin other = Marshal.GetObjectForIUnknown(other_ptr) as IPin;
PinInfo otherPinInfo;
other.QueryPinInfo(out otherPinInfo);
ReConnectAll(graphBuilder, otherPinInfo.filter);
FilterGraphTools.FreePinInfo(otherPinInfo);
Marshal.ReleaseComObject(other);
}
}
Marshal.ReleaseComObject(pins[0]);
}
else
{
ServiceRegistration.Get <ILogger>().Info("no pins?");
break;
}
}while (iFetched == 1);
FilterGraphTools.TryRelease(ref pinEnum);
Marshal.FreeCoTaskMem(ptrFetched);
}
}
/// <summary>
/// Reconnects all filters in graph.
/// </summary>
/// <param name="graphBuilder">IGraphBuilder</param>
/// <param name="filter">Current IBaseFilter in graph</param>
static void ReConnectAll(IGraphBuilder graphBuilder, IBaseFilter filter)
{
IEnumPins pinEnum;
FilterInfo info = FilterGraphTools.QueryFilterInfoAndFree(filter);
IntPtr ptrFetched = Marshal.AllocCoTaskMem(4);
int hr = filter.EnumPins(out pinEnum);
if ((hr == 0) && (pinEnum != null))
{
ServiceRegistration.Get<ILogger>().Info("got pins");
IPin[] pins = new IPin[1];
int iFetched;
int iPinNo = 0;
do
{
// Get the next pin
iPinNo++;
hr = pinEnum.Next(1, pins, ptrFetched);
// In case of error stop the pin enumeration
if (hr != 0)
break;
iFetched = Marshal.ReadInt32(ptrFetched);
if (iFetched == 1 && pins[0] != null)
{
PinInfo pinInfo;
hr = pins[0].QueryPinInfo(out pinInfo);
if (hr == 0)
{
ServiceRegistration.Get<ILogger>().Info(" got pin#{0}:{1}", iPinNo - 1, pinInfo.name);
FilterGraphTools.FreePinInfo(pinInfo);
}
else
{
ServiceRegistration.Get<ILogger>().Info(" got pin:?");
}
PinDirection pinDir;
pins[0].QueryDirection(out pinDir);
if (pinDir == PinDirection.Output)
{
IntPtr other_ptr;
hr = pins[0].ConnectedTo(out other_ptr);
if (hr == 0 && other_ptr != IntPtr.Zero)
{
ServiceRegistration.Get<ILogger>().Info("Reconnecting {0}:{1}", info.achName, pinInfo.name);
hr = graphBuilder.Reconnect(pins[0]);
if (hr != 0)
ServiceRegistration.Get<ILogger>().Warn("Reconnect failed: {0}:{1}, code: 0x{2:x}", info.achName, pinInfo.name, hr);
IPin other = Marshal.GetObjectForIUnknown(other_ptr) as IPin;
PinInfo otherPinInfo;
other.QueryPinInfo(out otherPinInfo);
ReConnectAll(graphBuilder, otherPinInfo.filter);
FilterGraphTools.FreePinInfo(otherPinInfo);
Marshal.ReleaseComObject(other);
}
}
Marshal.ReleaseComObject(pins[0]);
}
else
{
ServiceRegistration.Get<ILogger>().Info("no pins?");
break;
}
}
while (iFetched == 1);
FilterGraphTools.TryRelease(ref pinEnum);
Marshal.FreeCoTaskMem(ptrFetched);
}
}
