/// <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; Guid capture; Guid interleaved; Guid gUID; int hr; Trace.Assert(graphBuilder != null); // 1. the video capture filter AddIfSupported(videoDeviceFilter, "Video Capture Device"); // 2. the video capture pin capture = PinCategory.Capture; interleaved = MediaType.Interleaved; gUID = typeof(IAMStreamConfig).GUID; hr = graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out filter); if (hr != 0) { interleaved = MediaType.Video; hr = graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out filter); if (hr != 0) { filter = null; } } AddIfSupported(filter, "Video Capture Pin"); // 3. the video preview pin capture = PinCategory.Preview; interleaved = MediaType.Interleaved; gUID = typeof(IAMStreamConfig).GUID; hr = graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out filter); if (hr != 0) { interleaved = MediaType.Video; hr = graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, 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 source = videoSources[c] as CrossbarSource; if (source != null && crossbars.IndexOf(source.Crossbar) < 0) { crossbars.Add(source.Crossbar); if (AddIfSupported(source.Crossbar, "Video Crossbar " + (num == 1 ? "" : num.ToString()))) { num++; } } } crossbars.Clear(); // 5. the video compressor AddIfSupported(videoCompressorFilter, "Video Compressor"); // 6. the video TV tuner capture = PinCategory.Capture; interleaved = MediaType.Interleaved; gUID = typeof(IAMTVTuner).GUID; hr = graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out filter); if (hr != 0) { interleaved = MediaType.Video; hr = graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, 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); base.InnerList.Add(page); } // 8. the audio capture filter AddIfSupported(audioDeviceFilter, "Audio Capture Device"); // 9. the audio capture pin capture = PinCategory.Capture; interleaved = MediaType.Audio; gUID = typeof(IAMStreamConfig).GUID; hr = graphBuilder.FindInterface(ref capture, ref interleaved, audioDeviceFilter, ref gUID, out filter); if (hr != 0) { filter = null; } AddIfSupported(filter, "Audio Capture Pin"); // 9. the audio preview pin capture = PinCategory.Preview; interleaved = MediaType.Audio; gUID = typeof(IAMStreamConfig).GUID; hr = graphBuilder.FindInterface(ref capture, ref interleaved, audioDeviceFilter, ref gUID, 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 source = audioSources[c] as CrossbarSource; if (source != null && crossbars.IndexOf(source.Crossbar) < 0) { crossbars.Add(source.Crossbar); if (AddIfSupported(source.Crossbar, "Audio Crossbar " + (num == 1 ? "" : num.ToString()))) { num++; } } } crossbars.Clear(); // 11. the audio compressor AddIfSupported(audioCompressorFilter, "Audio Compressor"); }
/// <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; Guid capture; Guid interleaved; Guid gUID; int hr; Trace.Assert(graphBuilder != null); // 1. the video capture filter AddIfSupported(videoDeviceFilter, "Video Capture Device"); // 2. the video capture pin capture = PinCategory.Capture; interleaved = MediaType.Interleaved; gUID = typeof(IAMStreamConfig).GUID; hr = graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out filter); if (hr != 0) { interleaved = MediaType.Video; hr = graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out filter); if (hr != 0) { filter = null; } } AddIfSupported(filter, "Video Capture Pin"); // 3. the video preview pin capture = PinCategory.Preview; interleaved = MediaType.Interleaved; gUID = typeof(IAMStreamConfig).GUID; hr = graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out filter); if (hr != 0) { interleaved = MediaType.Video; hr = graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, 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 source = videoSources[c] as CrossbarSource; if (source != null && crossbars.IndexOf(source.Crossbar) < 0) { crossbars.Add(source.Crossbar); if (AddIfSupported(source.Crossbar, "Video Crossbar " + (num == 1 ? "" : num.ToString()))) { num++; } } } crossbars.Clear(); // 5. the video compressor AddIfSupported(videoCompressorFilter, "Video Compressor"); // 6. the video TV tuner capture = PinCategory.Capture; interleaved = MediaType.Interleaved; gUID = typeof(IAMTVTuner).GUID; hr = graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out filter); if (hr != 0) { interleaved = MediaType.Video; hr = graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, 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); base.InnerList.Add(page); } // 8. the audio capture filter AddIfSupported(audioDeviceFilter, "Audio Capture Device"); // 9. the audio capture pin capture = PinCategory.Capture; interleaved = MediaType.Audio; gUID = typeof(IAMStreamConfig).GUID; hr = graphBuilder.FindInterface(ref capture, ref interleaved, audioDeviceFilter, ref gUID, out filter); if (hr != 0) { filter = null; } AddIfSupported(filter, "Audio Capture Pin"); // 9. the audio preview pin capture = PinCategory.Preview; interleaved = MediaType.Audio; gUID = typeof(IAMStreamConfig).GUID; hr = graphBuilder.FindInterface(ref capture, ref interleaved, audioDeviceFilter, ref gUID, 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 source = audioSources[c] as CrossbarSource; if (source != null && crossbars.IndexOf(source.Crossbar) < 0) { crossbars.Add(source.Crossbar); if (AddIfSupported(source.Crossbar, "Audio Crossbar " + (num == 1 ? "" : num.ToString()))) { num++; } } } crossbars.Clear(); // 11. the audio compressor AddIfSupported(audioCompressorFilter, "Audio Compressor"); }