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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_MEDIA_IN_PROCESS_BUILDABLE_VIDEO_CAPTURE_D
EVICE_H_ | |
| 6 #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_IN_PROCESS_BUILDABLE_VIDEO_CAPTURE_D
EVICE_H_ | |
| 7 | |
| 8 #include "content/browser/renderer_host/media/video_capture_controller.h" | |
| 9 #include "content/browser/renderer_host/media/video_capture_provider.h" | |
| 10 #include "content/public/common/media_stream_request.h" | |
| 11 #include "media/capture/video/video_capture_device.h" | |
| 12 #include "media/capture/video/video_capture_device_client.h" | |
| 13 #include "media/capture/video/video_capture_device_descriptor.h" | |
| 14 #include "media/capture/video/video_capture_system.h" | |
| 15 | |
| 16 namespace content { | |
| 17 | |
| 18 // Implementation of BuildableVideoCaptureDevice that creates capture devices | |
| 19 // in the same process as it is being operated on, which must be the Browser | |
| 20 // process. The devices are operated on the given |device_task_runner|. | |
| 21 // Instances of this class must be operated from the Browser process IO thread. | |
| 22 class InProcessBuildableVideoCaptureDevice | |
| 23 : public BuildableVideoCaptureDevice { | |
| 24 public: | |
| 25 InProcessBuildableVideoCaptureDevice( | |
| 26 scoped_refptr<base::SingleThreadTaskRunner> device_task_runner, | |
| 27 media::VideoCaptureSystem* video_capture_system); | |
| 28 ~InProcessBuildableVideoCaptureDevice() override; | |
| 29 | |
| 30 // BuildableVideoCaptureDevice implementation: | |
| 31 void CreateAndStartDeviceAsync(VideoCaptureController* controller, | |
| 32 const media::VideoCaptureParams& params, | |
| 33 Callbacks* callbacks, | |
| 34 base::OnceClosure done_cb) override; | |
| 35 void ReleaseDeviceAsync(VideoCaptureController* controller, | |
| 36 base::OnceClosure done_cb) override; | |
| 37 bool IsDeviceAlive() const override; | |
| 38 void GetPhotoCapabilities( | |
| 39 media::VideoCaptureDevice::GetPhotoCapabilitiesCallback callback) | |
| 40 const override; | |
| 41 void SetPhotoOptions( | |
| 42 media::mojom::PhotoSettingsPtr settings, | |
| 43 media::VideoCaptureDevice::SetPhotoOptionsCallback callback) override; | |
| 44 void TakePhoto( | |
| 45 media::VideoCaptureDevice::TakePhotoCallback callback) override; | |
| 46 void MaybeSuspendDevice() override; | |
| 47 void ResumeDevice() override; | |
| 48 void RequestRefreshFrame() override; | |
| 49 | |
| 50 void SetDesktopCaptureWindowIdAsync(gfx::NativeViewId window_id, | |
| 51 base::OnceClosure done_cb) override; | |
| 52 | |
| 53 private: | |
| 54 using ReceiveDeviceCallback = | |
| 55 base::Callback<void(std::unique_ptr<media::VideoCaptureDevice> device)>; | |
| 56 | |
| 57 enum class State { | |
| 58 NO_DEVICE, | |
| 59 DEVICE_START_IN_PROGRESS, | |
| 60 DEVICE_START_ABORTING, | |
| 61 DEVICE_STARTED | |
| 62 }; | |
| 63 | |
| 64 std::unique_ptr<media::VideoCaptureDeviceClient> CreateDeviceClient( | |
| 65 int buffer_pool_max_buffer_count, | |
| 66 base::WeakPtr<media::VideoFrameReceiver> receiver); | |
| 67 | |
| 68 void OnDeviceStarted(VideoCaptureController* controller, | |
| 69 Callbacks* callbacks, | |
| 70 base::OnceClosure done_cb, | |
| 71 std::unique_ptr<media::VideoCaptureDevice> device); | |
| 72 | |
| 73 void DoStartDeviceCaptureOnDeviceThread( | |
| 74 const std::string& device_id, | |
| 75 const media::VideoCaptureParams& params, | |
| 76 std::unique_ptr<media::VideoCaptureDeviceClient> client, | |
| 77 ReceiveDeviceCallback result_callback); | |
| 78 | |
| 79 void DoStartTabCaptureOnDeviceThread( | |
| 80 const std::string& device_id, | |
| 81 const media::VideoCaptureParams& params, | |
| 82 std::unique_ptr<media::VideoCaptureDeviceClient> client, | |
| 83 ReceiveDeviceCallback result_callback); | |
| 84 | |
| 85 void DoStartDesktopCaptureOnDeviceThread( | |
| 86 const std::string& device_id, | |
| 87 const media::VideoCaptureParams& params, | |
| 88 std::unique_ptr<media::VideoCaptureDeviceClient> client, | |
| 89 ReceiveDeviceCallback result_callback); | |
| 90 | |
| 91 void SetDesktopCaptureWindowIdOnDeviceThread( | |
| 92 media::VideoCaptureDevice* device, | |
| 93 gfx::NativeViewId window_id, | |
| 94 base::OnceClosure done_cb); | |
| 95 | |
| 96 const scoped_refptr<base::SingleThreadTaskRunner> device_task_runner_; | |
| 97 media::VideoCaptureSystem* const video_capture_system_; | |
| 98 std::unique_ptr<media::VideoCaptureDevice> device_; | |
| 99 State state_ = State::NO_DEVICE; | |
| 100 }; | |
| 101 | |
| 102 } // namespace content | |
| 103 | |
| 104 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_IN_PROCESS_BUILDABLE_VIDEO_CAPTUR
E_DEVICE_H_ | |
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Chromium Code Reviews
Issue 2803483003:
[Mojo Video Capture] Split interface BuildableVideoCaptureDevice (Closed)
