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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 |
| (...skipping 22 matching lines...) Expand all Loading... |
| 33 class ScreenCapturerWinGdi : public ScreenCapturer { | 33 class ScreenCapturerWinGdi : public ScreenCapturer { |
| 34 public: | 34 public: |
| 35 explicit ScreenCapturerWinGdi(const DesktopCaptureOptions& options); | 35 explicit ScreenCapturerWinGdi(const DesktopCaptureOptions& options); |
| 36 ~ScreenCapturerWinGdi() override; | 36 ~ScreenCapturerWinGdi() override; |
| 37 | 37 |
| 38 // Overridden from ScreenCapturer: | 38 // Overridden from ScreenCapturer: |
| 39 void Start(Callback* callback) override; | 39 void Start(Callback* callback) override; |
| 40 void SetSharedMemoryFactory( | 40 void SetSharedMemoryFactory( |
| 41 std::unique_ptr<SharedMemoryFactory> shared_memory_factory) override; | 41 std::unique_ptr<SharedMemoryFactory> shared_memory_factory) override; |
| 42 void CaptureFrame() override; | 42 void CaptureFrame() override; |
| 43 bool GetScreenList(ScreenList* screens) override; | 43 bool GetSourceList(SourceList* sources) override; |
| 44 bool SelectScreen(ScreenId id) override; | 44 bool SelectSource(SourceId id) override; |
| 45 | 45 |
| 46 private: | 46 private: |
| 47 typedef HRESULT (WINAPI * DwmEnableCompositionFunc)(UINT); | 47 typedef HRESULT (WINAPI * DwmEnableCompositionFunc)(UINT); |
| 48 | 48 |
| 49 // Make sure that the device contexts match the screen configuration. | 49 // Make sure that the device contexts match the screen configuration. |
| 50 void PrepareCaptureResources(); | 50 void PrepareCaptureResources(); |
| 51 | 51 |
| 52 // Captures the current screen contents into the current buffer. Returns true | 52 // Captures the current screen contents into the current buffer. Returns true |
| 53 // if succeeded. | 53 // if succeeded. |
| 54 bool CaptureImage(); | 54 bool CaptureImage(); |
| 55 | 55 |
| 56 // Capture the current cursor shape. | 56 // Capture the current cursor shape. |
| 57 void CaptureCursor(); | 57 void CaptureCursor(); |
| 58 | 58 |
| 59 Callback* callback_ = nullptr; | 59 Callback* callback_ = nullptr; |
| 60 std::unique_ptr<SharedMemoryFactory> shared_memory_factory_; | 60 std::unique_ptr<SharedMemoryFactory> shared_memory_factory_; |
| 61 ScreenId current_screen_id_ = kFullDesktopScreenId; | 61 SourceId current_screen_id_ = kFullDesktopScreenId; |
| 62 std::wstring current_device_key_; | 62 std::wstring current_device_key_; |
| 63 | 63 |
| 64 ScopedThreadDesktop desktop_; | 64 ScopedThreadDesktop desktop_; |
| 65 | 65 |
| 66 // GDI resources used for screen capture. | 66 // GDI resources used for screen capture. |
| 67 HDC desktop_dc_ = NULL; | 67 HDC desktop_dc_ = NULL; |
| 68 HDC memory_dc_ = NULL; | 68 HDC memory_dc_ = NULL; |
| 69 | 69 |
| 70 // Queue of the frames buffers. | 70 // Queue of the frames buffers. |
| 71 ScreenCaptureFrameQueue<SharedDesktopFrame> queue_; | 71 ScreenCaptureFrameQueue<SharedDesktopFrame> queue_; |
| 72 | 72 |
| 73 // Rectangle describing the bounds of the desktop device context, relative to | 73 // Rectangle describing the bounds of the desktop device context, relative to |
| 74 // the primary display's top-left. | 74 // the primary display's top-left. |
| 75 DesktopRect desktop_dc_rect_; | 75 DesktopRect desktop_dc_rect_; |
| 76 | 76 |
| 77 HMODULE dwmapi_library_ = NULL; | 77 HMODULE dwmapi_library_ = NULL; |
| 78 DwmEnableCompositionFunc composition_func_ = nullptr; | 78 DwmEnableCompositionFunc composition_func_ = nullptr; |
| 79 | 79 |
| 80 RTC_DISALLOW_COPY_AND_ASSIGN(ScreenCapturerWinGdi); | 80 RTC_DISALLOW_COPY_AND_ASSIGN(ScreenCapturerWinGdi); |
| 81 }; | 81 }; |
| 82 | 82 |
| 83 } // namespace webrtc | 83 } // namespace webrtc |
| 84 | 84 |
| 85 #endif // WEBRTC_MODULES_DESKTOP_CAPTURE_WIN_SCREEN_CAPTURER_WIN_GDI_H_ | 85 #endif // WEBRTC_MODULES_DESKTOP_CAPTURE_WIN_SCREEN_CAPTURER_WIN_GDI_H_ |
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