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1 /* | 1 /* |
2 * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 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 | 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 | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
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27 // ScreenCapturerWinGdi captures 32bit RGB using GDI. | 27 // ScreenCapturerWinGdi captures 32bit RGB using GDI. |
28 // | 28 // |
29 // ScreenCapturerWinGdi is double-buffered as required by ScreenCapturer. | 29 // ScreenCapturerWinGdi is double-buffered as required by ScreenCapturer. |
30 class ScreenCapturerWinGdi : public ScreenCapturer { | 30 class ScreenCapturerWinGdi : public ScreenCapturer { |
31 public: | 31 public: |
32 explicit ScreenCapturerWinGdi(const DesktopCaptureOptions& options); | 32 explicit ScreenCapturerWinGdi(const DesktopCaptureOptions& options); |
33 virtual ~ScreenCapturerWinGdi(); | 33 virtual ~ScreenCapturerWinGdi(); |
34 | 34 |
35 // Overridden from ScreenCapturer: | 35 // Overridden from ScreenCapturer: |
36 void Start(Callback* callback) override; | 36 void Start(Callback* callback) override; |
| 37 void SetSharedMemoryFactory( |
| 38 rtc::scoped_ptr<SharedMemoryFactory> shared_memory_factory) override; |
37 void Capture(const DesktopRegion& region) override; | 39 void Capture(const DesktopRegion& region) override; |
38 bool GetScreenList(ScreenList* screens) override; | 40 bool GetScreenList(ScreenList* screens) override; |
39 bool SelectScreen(ScreenId id) override; | 41 bool SelectScreen(ScreenId id) override; |
40 | 42 |
41 private: | 43 private: |
42 typedef HRESULT (WINAPI * DwmEnableCompositionFunc)(UINT); | 44 typedef HRESULT (WINAPI * DwmEnableCompositionFunc)(UINT); |
43 | 45 |
44 // Make sure that the device contexts match the screen configuration. | 46 // Make sure that the device contexts match the screen configuration. |
45 void PrepareCaptureResources(); | 47 void PrepareCaptureResources(); |
46 | 48 |
47 // Captures the current screen contents into the current buffer. Returns true | 49 // Captures the current screen contents into the current buffer. Returns true |
48 // if succeeded. | 50 // if succeeded. |
49 bool CaptureImage(); | 51 bool CaptureImage(); |
50 | 52 |
51 // Capture the current cursor shape. | 53 // Capture the current cursor shape. |
52 void CaptureCursor(); | 54 void CaptureCursor(); |
53 | 55 |
54 Callback* callback_; | 56 Callback* callback_; |
| 57 rtc::scoped_ptr<SharedMemoryFactory> shared_memory_factory_; |
55 ScreenId current_screen_id_; | 58 ScreenId current_screen_id_; |
56 std::wstring current_device_key_; | 59 std::wstring current_device_key_; |
57 | 60 |
58 // A thread-safe list of invalid rectangles, and the size of the most | 61 // A thread-safe list of invalid rectangles, and the size of the most |
59 // recently captured screen. | 62 // recently captured screen. |
60 ScreenCapturerHelper helper_; | 63 ScreenCapturerHelper helper_; |
61 | 64 |
62 ScopedThreadDesktop desktop_; | 65 ScopedThreadDesktop desktop_; |
63 | 66 |
64 // GDI resources used for screen capture. | 67 // GDI resources used for screen capture. |
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80 | 83 |
81 // Used to suppress duplicate logging of SetThreadExecutionState errors. | 84 // Used to suppress duplicate logging of SetThreadExecutionState errors. |
82 bool set_thread_execution_state_failed_; | 85 bool set_thread_execution_state_failed_; |
83 | 86 |
84 RTC_DISALLOW_COPY_AND_ASSIGN(ScreenCapturerWinGdi); | 87 RTC_DISALLOW_COPY_AND_ASSIGN(ScreenCapturerWinGdi); |
85 }; | 88 }; |
86 | 89 |
87 } // namespace webrtc | 90 } // namespace webrtc |
88 | 91 |
89 #endif // WEBRTC_MODULES_DESKTOP_CAPTURE_WIN_SCREEN_CAPTURER_WIN_GDI_H_ | 92 #endif // WEBRTC_MODULES_DESKTOP_CAPTURE_WIN_SCREEN_CAPTURER_WIN_GDI_H_ |
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