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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_MF_WIN_H_ | 9 #ifndef MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_MF_WIN_H_ |
| 10 #define MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_MF_WIN_H_ | 10 #define MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_MF_WIN_H_ |
| 11 | 11 |
| 12 #include <mfidl.h> | 12 #include <mfidl.h> |
| 13 #include <mfreadwrite.h> | 13 #include <mfreadwrite.h> |
| 14 | 14 |
| 15 #include <vector> | 15 #include <vector> |
| 16 | 16 |
| 17 #include "base/synchronization/lock.h" | 17 #include "base/synchronization/lock.h" |
| 18 #include "base/threading/non_thread_safe.h" | 18 #include "base/threading/non_thread_safe.h" |
| 19 #include "base/win/scoped_comptr.h" | 19 #include "base/win/scoped_comptr.h" |
| 20 #include "media/base/media_export.h" | 20 #include "media/base/media_export.h" |
| 21 #include "media/video/capture/video_capture_device.h" | 21 #include "media/video/capture/video_capture_device.h" |
| 22 #include "media/video/capture/win/capability_list_win.h" | |
| 23 | 22 |
| 24 interface IMFSourceReader; | 23 interface IMFSourceReader; |
| 25 | 24 |
| 26 namespace media { | 25 namespace media { |
| 27 | 26 |
| 28 class MFReaderCallback; | 27 class MFReaderCallback; |
| 29 | 28 |
| 30 const DWORD kFirstVideoStream = | 29 const DWORD kFirstVideoStream = |
| 31 static_cast<DWORD>(MF_SOURCE_READER_FIRST_VIDEO_STREAM); | 30 static_cast<DWORD>(MF_SOURCE_READER_FIRST_VIDEO_STREAM); |
| 32 | 31 |
| 33 class MEDIA_EXPORT VideoCaptureDeviceMFWin | 32 class MEDIA_EXPORT VideoCaptureDeviceMFWin |
| 34 : public base::NonThreadSafe, | 33 : public base::NonThreadSafe, |
| 35 public VideoCaptureDevice { | 34 public VideoCaptureDevice { |
| 36 public: | 35 public: |
| 37 static bool FormatFromGuid(const GUID& guid, VideoPixelFormat* format); | 36 static bool FormatFromGuid(const GUID& guid, VideoPixelFormat* format); |
| 38 static HRESULT FillCapabilities(IMFSourceReader* source, | |
| 39 CapabilityList* capabilities); | |
| 40 | 37 |
| 41 explicit VideoCaptureDeviceMFWin(const Name& device_name); | 38 explicit VideoCaptureDeviceMFWin(const Name& device_name); |
| 42 virtual ~VideoCaptureDeviceMFWin(); | 39 virtual ~VideoCaptureDeviceMFWin(); |
| 43 | 40 |
| 44 // Opens the device driver for this device. | 41 // Opens the device driver for this device. |
| 45 bool Init(const base::win::ScopedComPtr<IMFMediaSource>& source); | 42 bool Init(const base::win::ScopedComPtr<IMFMediaSource>& source); |
| 46 | 43 |
| 47 // VideoCaptureDevice implementation. | 44 // VideoCaptureDevice implementation. |
| 48 virtual void AllocateAndStart(const VideoCaptureParams& params, | 45 virtual void AllocateAndStart(const VideoCaptureParams& params, |
| 49 scoped_ptr<VideoCaptureDevice::Client> client) | 46 scoped_ptr<VideoCaptureDevice::Client> client) |
| (...skipping 18 matching lines...) Expand all Loading... |
| 68 base::win::ScopedComPtr<IMFSourceReader> reader_; | 65 base::win::ScopedComPtr<IMFSourceReader> reader_; |
| 69 VideoCaptureFormat capture_format_; | 66 VideoCaptureFormat capture_format_; |
| 70 bool capture_; | 67 bool capture_; |
| 71 | 68 |
| 72 DISALLOW_IMPLICIT_CONSTRUCTORS(VideoCaptureDeviceMFWin); | 69 DISALLOW_IMPLICIT_CONSTRUCTORS(VideoCaptureDeviceMFWin); |
| 73 }; | 70 }; |
| 74 | 71 |
| 75 } // namespace media | 72 } // namespace media |
| 76 | 73 |
| 77 #endif // MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_MF_WIN_H_ | 74 #endif // MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_MF_WIN_H_ |
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