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64 lines
2.1 KiB
64 lines
2.1 KiB
/*
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* Copyright (c) 2017 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_WIN_DXGI_FRAME_H_
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#define MODULES_DESKTOP_CAPTURE_WIN_DXGI_FRAME_H_
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#include <memory>
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#include <vector>
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#include "modules/desktop_capture/desktop_capture_types.h"
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#include "modules/desktop_capture/desktop_capturer.h"
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#include "modules/desktop_capture/desktop_geometry.h"
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#include "modules/desktop_capture/resolution_tracker.h"
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#include "modules/desktop_capture/shared_desktop_frame.h"
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#include "modules/desktop_capture/shared_memory.h"
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#include "modules/desktop_capture/win/dxgi_context.h"
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namespace webrtc {
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class DxgiDuplicatorController;
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// A pair of a SharedDesktopFrame and a DxgiDuplicatorController::Context for
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// the client of DxgiDuplicatorController.
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class DxgiFrame final {
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public:
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using Context = DxgiFrameContext;
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// DxgiFrame does not take ownership of |factory|, consumers should ensure it
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// outlives this instance. nullptr is acceptable.
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explicit DxgiFrame(SharedMemoryFactory* factory);
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~DxgiFrame();
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// Should not be called if Prepare() is not executed or returns false.
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SharedDesktopFrame* frame() const;
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private:
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// Allows DxgiDuplicatorController to access Prepare() and context() function
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// as well as Context class.
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friend class DxgiDuplicatorController;
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// Prepares current instance with desktop size and source id.
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bool Prepare(DesktopSize size, DesktopCapturer::SourceId source_id);
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// Should not be called if Prepare() is not executed or returns false.
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Context* context();
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SharedMemoryFactory* const factory_;
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ResolutionTracker resolution_tracker_;
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DesktopCapturer::SourceId source_id_ = kFullDesktopScreenId;
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std::unique_ptr<SharedDesktopFrame> frame_;
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Context context_;
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};
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} // namespace webrtc
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#endif // MODULES_DESKTOP_CAPTURE_WIN_DXGI_FRAME_H_
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