media/video/capture/win/video_capture_device_win.h - Issue 517273004: Win Video Capture: add DirectShow WDM devices capabilities enumeration.

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Issue 517273004: Win Video Capture: add DirectShow WDM devices capabilities enumeration. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Added an entry to VCD to hold unique_id to be used for caps retrieval, rest of the code modified to… Created 6 years, 3 months ago

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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.	1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 // Windows specific implementation of VideoCaptureDevice.	5 // Windows specific implementation of VideoCaptureDevice.

6 // DirectShow is used for capturing. DirectShow provide its own threads	6 // DirectShow is used for capturing. DirectShow provide its own threads

7 // for capturing.	7 // for capturing.

8	8

9 #ifndef MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_WIN_H_	9 #ifndef MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_WIN_H_

10 #define MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_WIN_H_	10 #define MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_WIN_H_

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46 void Free();	46 void Free();

47 AM_MEDIA_TYPE** Receive();	47 AM_MEDIA_TYPE** Receive();

48	48

49 private:	49 private:

50 void FreeMediaType(AM_MEDIA_TYPE* mt);	50 void FreeMediaType(AM_MEDIA_TYPE* mt);

51 void DeleteMediaType(AM_MEDIA_TYPE* mt);	51 void DeleteMediaType(AM_MEDIA_TYPE* mt);

52	52

53 AM_MEDIA_TYPE* media_type_;	53 AM_MEDIA_TYPE* media_type_;

54 };	54 };

55	55

56 static HRESULT GetDeviceFilter(const Name& device_name,	56 static HRESULT GetDeviceFilter(const std::string& device_id,

57 IBaseFilter** filter);	57 IBaseFilter** filter);

58 static bool PinMatchesCategory(IPin* pin, REFGUID category);	58 static bool PinMatchesCategory(IPin* pin, REFGUID category);

59 static base::win::ScopedComPtr<IPin> GetPin(IBaseFilter* filter,	59 static base::win::ScopedComPtr<IPin> GetPin(IBaseFilter* filter,

60 PIN_DIRECTION pin_dir,	60 PIN_DIRECTION pin_dir,

61 REFGUID category);	61 REFGUID category);

62 static VideoPixelFormat TranslateMediaSubtypeToPixelFormat(	62 static VideoPixelFormat TranslateMediaSubtypeToPixelFormat(

63 const GUID& sub_type);	63 const GUID& sub_type);

64	64

65 explicit VideoCaptureDeviceWin(const Name& device_name);	65 explicit VideoCaptureDeviceWin(const Name& device_name);

66 virtual ~VideoCaptureDeviceWin();	66 virtual ~VideoCaptureDeviceWin();

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107 // Map of all capabilities this device support.	107 // Map of all capabilities this device support.

108 CapabilityList capabilities_;	108 CapabilityList capabilities_;

109 VideoCaptureFormat capture_format_;	109 VideoCaptureFormat capture_format_;

110	110

111 DISALLOW_IMPLICIT_CONSTRUCTORS(VideoCaptureDeviceWin);	111 DISALLOW_IMPLICIT_CONSTRUCTORS(VideoCaptureDeviceWin);

112 };	112 };

113	113

114 } // namespace media	114 } // namespace media

115	115

116 #endif // MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_WIN_H_	116 #endif // MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_WIN_H_

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