/// <summary>
/// Creates the camera (capture graph)
/// </summary>
public void ActivateCamera()
{
Log(string.Format(CultureInfo.CurrentCulture, "\r\nInitializing camera - {0}, {1}",
fi.DisplayName, fi.Moniker));
// Get camera up and running
CreateVideoGraph(fi);
RestoreCameraSettings();
RestoreVideoSettings();
LogCurrentMediaType(cg.Source);
// Add compressor if necessary
AddVideoCompressor();
try {
//This was observed to fail for some non-standard compressors
LogCurrentMediaType(cg.Compressor);
}
catch (Exception ex) {
Log("Failed to find compressor current media type: " + ex.Message);
}
// Log all the filters in the graph
Log(FilterGraph.Debug(cg.IFilterGraph));
}
public void RenderAndRunAudio(AudioCaptureGraph acg, bool playIt)
{
if (acg == null)
{
throw new ArgumentNullException("Can't render an audio graph without an audio capture device");
}
if (playIt)
{
Log("Playing audio (render and run graph) - " + acg.Source.FriendlyName);
// Re-add the renderer in case they changed it since the last
// time they played the audio
acg.AddRenderer((FilterInfo)cboSpeakers.SelectedItem);
acg.Run();
}
else
{
Log("Stop audio (stop and unrender graph) - " + acg.Source.FriendlyName);
acg.Stop();
acg.RemoveRenderer();
}
Log(FilterGraph.Debug(acg.IFilterGraph));
}
public void RenderAndRunVideo(VideoCaptureGraph vcg, bool playIt)
{
if (playIt)
{
Log("Playing video (render and run graph) - " + vcg.Source.FriendlyName);
vcg.RenderLocal();
VideoCapability.DisableDXVA(vcg.FilgraphManager);
// Set device name in the video window and turn off the system menu
IVideoWindow iVW = (IVideoWindow)vcg.FilgraphManager;
iVW.Caption = vcg.Source.FriendlyName;
iVW.WindowStyle &= ~0x00080000; // WS_SYSMENU
vcg.Run();
}
else
{
Log("Stop video (stop and unrender graph) - " + vcg.Source.FriendlyName);
vcg.Stop();
vcg.RemoveRenderer();
// I have no idea why the video window stays up but this fixes it
GC.Collect();
}
Log(FilterGraph.Debug(vcg.IFilterGraph));
}
/// <summary>
/// Creates the camera (capture graph)
/// </summary>
public void ActivateCamera()
{
Log(string.Format("\r\nInitializing camera - {0}, {1}", fi.DisplayName, fi.Moniker));
// Get camera up and running
CreateVideoGraph(fi);
RestoreCameraSettings();
RestoreVideoSettings();
LogCurrentMediaType(vcg.Source);
// Add compressor if necessary
AddVideoCompressor();
LogCurrentMediaType(vcg.Compressor);
// Log all the filters in the graph
Log(FilterGraph.Debug(vcg.IFilterGraph));
}
/// <summary>
/// Creates the microphone (capture graph)
/// </summary>
public void ActivateMicrophone()
{
Log(string.Format(CultureInfo.CurrentCulture, "\r\nInitializing microphone - {0}, {1}",
fi.DisplayName, fi.Moniker));
// Get microphone up and running
CreateAudioGraph(fi);
RestoreMicrophoneSettings();
RestoreAudioSettings();
RestoreBufferSettings();
LogCurrentMediaType(cg.Source);
// Add compressor if necessary
AddAudioCompressor();
LogCurrentMediaType(((IAudioCaptureGraph)cg).AudioCompressor);
// Log all the filters in the graph
Log(FilterGraph.Debug(cg.IFilterGraph));
}