| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SERVICES_VIDEO_CAPTURE_SHARED_MEMORY_VIRTUAL_DEVICE_MOJO_ADAPTER_H_ |
| #define SERVICES_VIDEO_CAPTURE_SHARED_MEMORY_VIRTUAL_DEVICE_MOJO_ADAPTER_H_ |
| |
| #include "base/sequence_checker.h" |
| #include "media/capture/video/video_capture_buffer_pool.h" |
| #include "media/capture/video_capture_types.h" |
| #include "mojo/public/cpp/bindings/pending_remote.h" |
| #include "mojo/public/cpp/bindings/remote.h" |
| #include "services/video_capture/public/mojom/device.mojom.h" |
| #include "services/video_capture/public/mojom/producer.mojom.h" |
| #include "services/video_capture/public/mojom/video_frame_handler.mojom.h" |
| #include "services/video_capture/public/mojom/virtual_device.mojom.h" |
| |
| namespace video_capture { |
| |
| class SharedMemoryVirtualDeviceMojoAdapter |
| : public mojom::SharedMemoryVirtualDevice, |
| public mojom::Device { |
| public: |
| SharedMemoryVirtualDeviceMojoAdapter( |
| mojo::Remote<mojom::Producer> producer, |
| bool send_buffer_handles_to_producer_as_raw_file_descriptors = false); |
| ~SharedMemoryVirtualDeviceMojoAdapter() override; |
| |
| // mojom::SharedMemoryVirtualDevice implementation. |
| void RequestFrameBuffer(const gfx::Size& dimension, |
| media::VideoPixelFormat pixel_format, |
| media::mojom::PlaneStridesPtr strides, |
| RequestFrameBufferCallback callback) override; |
| void OnFrameReadyInBuffer( |
| int32_t buffer_id, |
| ::media::mojom::VideoFrameInfoPtr frame_info) override; |
| |
| // mojom::Device implementation. |
| void Start(const media::VideoCaptureParams& requested_settings, |
| mojo::PendingRemote<mojom::VideoFrameHandler> receiver) override; |
| void MaybeSuspend() override; |
| void Resume() override; |
| void GetPhotoState(GetPhotoStateCallback callback) override; |
| void SetPhotoOptions(media::mojom::PhotoSettingsPtr settings, |
| SetPhotoOptionsCallback callback) override; |
| void TakePhoto(TakePhotoCallback callback) override; |
| |
| void Stop(); |
| |
| // Returns the fixed maximum number of buffers passed to the constructor |
| // of VideoCaptureBufferPoolImpl. |
| static int max_buffer_pool_buffer_count(); |
| |
| private: |
| void OnReceiverConnectionErrorOrClose(); |
| |
| mojo::Remote<mojom::VideoFrameHandler> video_frame_handler_; |
| mojo::Remote<mojom::Producer> producer_; |
| const bool send_buffer_handles_to_producer_as_raw_file_descriptors_; |
| scoped_refptr<media::VideoCaptureBufferPool> buffer_pool_; |
| std::vector<int> known_buffer_ids_; |
| SEQUENCE_CHECKER(sequence_checker_); |
| |
| DISALLOW_COPY_AND_ASSIGN(SharedMemoryVirtualDeviceMojoAdapter); |
| }; |
| |
| } // namespace video_capture |
| |
| #endif // SERVICES_VIDEO_CAPTURE_SHARED_MEMORY_VIRTUAL_DEVICE_MOJO_ADAPTER_H_ |