26b08605e2
Uses webrtc/base/scoped_ref_ptr.h and removes the copy in system_wrappers. BUG= R=kwiberg@webrtc.org, tommi@webrtc.org Review URL: https://codereview.webrtc.org/1152733005 Cr-Commit-Position: refs/heads/master@{#9370}
50 lines
1.5 KiB
C++
50 lines
1.5 KiB
C++
/*
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* Copyright (c) 2013 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 WEBRTC_MODULES_DESKTOP_CAPTURE_SHARED_DESKTOP_FRAME_H_
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#define WEBRTC_MODULES_DESKTOP_CAPTURE_SHARED_DESKTOP_FRAME_H_
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#include "webrtc/base/scoped_ref_ptr.h"
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#include "webrtc/modules/desktop_capture/desktop_frame.h"
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namespace webrtc {
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// SharedDesktopFrame is a DesktopFrame that may have multiple instances all
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// sharing the same buffer.
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class SharedDesktopFrame : public DesktopFrame {
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public:
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virtual ~SharedDesktopFrame();
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static SharedDesktopFrame* Wrap(DesktopFrame* desktop_frame);
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// Returns the underlying instance of DesktopFrame.
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DesktopFrame* GetUnderlyingFrame();
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// Creates a clone of this object.
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SharedDesktopFrame* Share();
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// Checks if the frame is currently shared. If it returns false it's
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// guaranteed that there are no clones of the object.
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bool IsShared();
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private:
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class Core;
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SharedDesktopFrame(rtc::scoped_refptr<Core> core);
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rtc::scoped_refptr<Core> core_;
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DISALLOW_COPY_AND_ASSIGN(SharedDesktopFrame);
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};
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} // namespace webrtc
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#endif // WEBRTC_MODULES_DESKTOP_CAPTURE_SHARED_DESKTOP_FRAME_H_
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