screen_capturer_fuchsia.h

Enable keyboard shortcuts

/*

 *  Copyright 2022 The WebRTC project authors. All Rights Reserved.

 *  Use of this source code is governed by a BSD-style license

 *  that can be found in the LICENSE file in the root of the source

 *  tree. An additional intellectual property rights grant can be found

 *  in the file PATENTS.  All contributing project authors may

 *  be found in the AUTHORS file in the root of the source tree.

*/

#ifndef MODULES_DESKTOP_CAPTURE_SCREEN_CAPTURER_FUCHSIA_H_

#define MODULES_DESKTOP_CAPTURE_SCREEN_CAPTURER_FUCHSIA_H_

#include <fuchsia/sysmem2/cpp/fidl.h>

#include <fuchsia/ui/composition/cpp/fidl.h>

#include <lib/sys/cpp/component_context.h>

#include <memory>

#include <unordered_map>

#include "modules/desktop_capture/desktop_capture_options.h"

#include "modules/desktop_capture/desktop_capturer.h"

#include "modules/desktop_capture/desktop_frame.h"

namespace webrtc {

class ScreenCapturerFuchsia final : public DesktopCapturer {

 public:

  ScreenCapturerFuchsia();

  ~ScreenCapturerFuchsia() override;

  // DesktopCapturer interface.

  void Start(Callback* callback) override;

  void CaptureFrame() override;

  bool GetSourceList(SourceList* screens) override;

  bool SelectSource(SourceId id) override;

 private:

  fuchsia::sysmem2::BufferCollectionConstraints GetBufferConstraints();

  void SetupBuffers();

  uint32_t GetPixelsPerRow(

      const fuchsia::sysmem2::ImageFormatConstraints& constraints);

  Callback* callback_ = nullptr;

  std::unique_ptr<sys::ComponentContext> component_context_;

  fuchsia::sysmem2::AllocatorSyncPtr sysmem_allocator_;

  fuchsia::ui::composition::AllocatorSyncPtr flatland_allocator_;

  fuchsia::ui::composition::ScreenCaptureSyncPtr screen_capture_;

  fuchsia::sysmem2::BufferCollectionSyncPtr collection_;

  fuchsia::sysmem2::BufferCollectionInfo buffer_collection_info_;

  std::unordered_map<uint32_t, uint8_t*> virtual_memory_mapped_addrs_;

  bool fatal_error_;

  // Dimensions of the screen we are capturing

  uint32_t width_;

  uint32_t height_;

};

}  // namespace webrtc

#endif  // MODULES_DESKTOP_CAPTURE_SCREEN_CAPTURER_FUCHSIA_H_