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6cbb8f6907
This enables screen sharing on Fuchsia platforms where Scenic is running Flatland. Bug: chromium:1322341 Change-Id: I997c048a2c4d1338df11415b4675940711df65ae Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/265167 Commit-Queue: Sarah Pham <smpham@google.com> Reviewed-by: Alexander Cooper <alcooper@chromium.org> Reviewed-by: Emircan Uysaler <emircan@google.com> Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/main@{#37176}
65 lines
2.1 KiB
C++
65 lines
2.1 KiB
C++
/*
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* Copyright 2022 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef MODULES_DESKTOP_CAPTURE_SCREEN_CAPTURER_FUCHSIA_H_
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#define MODULES_DESKTOP_CAPTURE_SCREEN_CAPTURER_FUCHSIA_H_
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#include <fuchsia/sysmem/cpp/fidl.h>
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#include <fuchsia/ui/composition/cpp/fidl.h>
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#include <lib/sys/cpp/component_context.h>
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#include <memory>
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#include <unordered_map>
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#include "modules/desktop_capture/desktop_capture_options.h"
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#include "modules/desktop_capture/desktop_capturer.h"
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#include "modules/desktop_capture/desktop_frame.h"
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namespace webrtc {
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class ScreenCapturerFuchsia final : public DesktopCapturer {
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public:
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ScreenCapturerFuchsia();
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~ScreenCapturerFuchsia() override;
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static bool CheckRequirements();
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// DesktopCapturer interface.
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void Start(Callback* callback) override;
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void CaptureFrame() override;
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bool GetSourceList(SourceList* screens) override;
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bool SelectSource(SourceId id) override;
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private:
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fuchsia::sysmem::BufferCollectionConstraints GetBufferConstraints();
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void SetupBuffers();
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uint32_t GetPixelsPerRow(
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const fuchsia::sysmem::ImageFormatConstraints& constraints);
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Callback* callback_ = nullptr;
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std::unique_ptr<sys::ComponentContext> component_context_;
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fuchsia::sysmem::AllocatorSyncPtr sysmem_allocator_;
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fuchsia::ui::composition::AllocatorSyncPtr flatland_allocator_;
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fuchsia::ui::composition::ScreenCaptureSyncPtr screen_capture_;
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fuchsia::sysmem::BufferCollectionSyncPtr collection_;
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fuchsia::sysmem::BufferCollectionInfo_2 buffer_collection_info_;
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std::unordered_map<uint32_t, uint8_t*> virtual_memory_mapped_addrs_;
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bool fatal_error_;
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// Dimensions of the screen we are capturing
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uint32_t width_;
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uint32_t height_;
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};
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} // namespace webrtc
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#endif // MODULES_DESKTOP_CAPTURE_SCREEN_CAPTURER_FUCHSIA_H_
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