1 /* 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef MODULES_VIDEO_CAPTURE_MAIN_SOURCE_WINDOWS_VIDEO_CAPTURE_DS_H_ 12 #define MODULES_VIDEO_CAPTURE_MAIN_SOURCE_WINDOWS_VIDEO_CAPTURE_DS_H_ 13 14 #include "api/scoped_refptr.h" 15 #include "modules/video_capture/video_capture_impl.h" 16 #include "modules/video_capture/windows/device_info_ds.h" 17 18 #define CAPTURE_FILTER_NAME L"VideoCaptureFilter" 19 #define SINK_FILTER_NAME L"SinkFilter" 20 21 namespace webrtc { 22 namespace videocapturemodule { 23 // Forward declaraion 24 class CaptureSinkFilter; 25 26 class VideoCaptureDS : public VideoCaptureImpl { 27 public: 28 VideoCaptureDS(); 29 30 virtual int32_t Init(const char* deviceUniqueIdUTF8); 31 32 /************************************************************************* 33 * 34 * Start/Stop 35 * 36 *************************************************************************/ 37 int32_t StartCapture(const VideoCaptureCapability& capability) override; 38 int32_t StopCapture() override; 39 40 /************************************************************************** 41 * 42 * Properties of the set device 43 * 44 **************************************************************************/ 45 46 bool CaptureStarted() override; 47 int32_t CaptureSettings(VideoCaptureCapability& settings) override; 48 49 protected: 50 ~VideoCaptureDS() override; 51 52 // Help functions 53 54 int32_t SetCameraOutput(const VideoCaptureCapability& requestedCapability); 55 int32_t DisconnectGraph(); 56 HRESULT ConnectDVCamera(); 57 58 DeviceInfoDS _dsInfo; 59 60 IBaseFilter* _captureFilter; 61 IGraphBuilder* _graphBuilder; 62 IMediaControl* _mediaControl; 63 rtc::scoped_refptr<CaptureSinkFilter> sink_filter_; 64 IPin* _inputSendPin; 65 IPin* _outputCapturePin; 66 67 // Microsoft DV interface (external DV cameras) 68 IBaseFilter* _dvFilter; 69 IPin* _inputDvPin; 70 IPin* _outputDvPin; 71 }; 72 } // namespace videocapturemodule 73 } // namespace webrtc 74 #endif // MODULES_VIDEO_CAPTURE_MAIN_SOURCE_WINDOWS_VIDEO_CAPTURE_DS_H_ 75