blob: d3407fab78c0ce9dd6ec5b56dd00d8e2e4a7419a [file] [log] [blame]
// 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 ProcessFeedback(const media::VideoFrameFeedback& feedback) 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_