d15a575ec3
Bug: webrtc:12419 Change-Id: I00cca16a0ec70246156ba00b97aa7ae5ccbf5364 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/205323 Commit-Queue: Artem Titov <titovartem@webrtc.org> Reviewed-by: Tommi <tommi@webrtc.org> Reviewed-by: Danil Chapovalov <danilchap@webrtc.org> Cr-Commit-Position: refs/heads/master@{#33220}
59 lines
2.0 KiB
C++
59 lines
2.0 KiB
C++
/*
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* Copyright (c) 2018 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_MAC_DESKTOP_FRAME_PROVIDER_H_
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#define MODULES_DESKTOP_CAPTURE_MAC_DESKTOP_FRAME_PROVIDER_H_
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#include <CoreGraphics/CoreGraphics.h>
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#include <IOSurface/IOSurface.h>
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#include <map>
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#include <memory>
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#include "api/sequence_checker.h"
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#include "modules/desktop_capture/shared_desktop_frame.h"
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#include "sdk/objc/helpers/scoped_cftyperef.h"
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namespace webrtc {
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class DesktopFrameProvider {
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public:
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explicit DesktopFrameProvider(bool allow_iosurface);
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~DesktopFrameProvider();
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// The caller takes ownership of the returned desktop frame. Otherwise
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// returns null if |display_id| is invalid or not ready. Note that this
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// function does not remove the frame from the internal container. Caller
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// has to call the Release function.
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std::unique_ptr<DesktopFrame> TakeLatestFrameForDisplay(
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CGDirectDisplayID display_id);
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// OS sends the latest IOSurfaceRef through
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// CGDisplayStreamFrameAvailableHandler callback; we store it here.
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void InvalidateIOSurface(CGDirectDisplayID display_id,
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rtc::ScopedCFTypeRef<IOSurfaceRef> io_surface);
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// Expected to be called before stopping the CGDisplayStreamRef streams.
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void Release();
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private:
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SequenceChecker thread_checker_;
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const bool allow_iosurface_;
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// Most recent IOSurface that contains a capture of matching display.
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std::map<CGDirectDisplayID, std::unique_ptr<SharedDesktopFrame>> io_surfaces_;
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RTC_DISALLOW_COPY_AND_ASSIGN(DesktopFrameProvider);
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};
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} // namespace webrtc
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#endif // MODULES_DESKTOP_CAPTURE_MAC_DESKTOP_FRAME_PROVIDER_H_
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