665174fdbb
Running clang-format with chromium's style guide. The goal is n-fold: * providing consistency and readability (that's what code guidelines are for) * preventing noise with presubmit checks and git cl format * building on the previous point: making it easier to automatically fix format issues * you name it Please consider using git-hyper-blame to ignore this commit. Bug: webrtc:9340 Change-Id: I694567c4cdf8cee2860958cfe82bfaf25848bb87 Reviewed-on: https://webrtc-review.googlesource.com/81185 Reviewed-by: Patrik Höglund <phoglund@webrtc.org> Cr-Commit-Position: refs/heads/master@{#23660}
64 lines
2.2 KiB
C++
64 lines
2.2 KiB
C++
/*
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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_CAPTURE_RESULT_DESKTOP_CAPTURER_WRAPPER_H_
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#define MODULES_DESKTOP_CAPTURE_CAPTURE_RESULT_DESKTOP_CAPTURER_WRAPPER_H_
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#include <memory>
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#include "modules/desktop_capture/desktop_capturer.h"
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#include "modules/desktop_capture/desktop_capturer_wrapper.h"
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namespace webrtc {
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// A DesktopCapturerWrapper implementation to capture the result of
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// |base_capturer|. Derived classes are expected to provide a ResultObserver
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// implementation to observe the DesktopFrame returned by |base_capturer_|.
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class CaptureResultDesktopCapturerWrapper : public DesktopCapturerWrapper,
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public DesktopCapturer::Callback {
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public:
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using Callback = DesktopCapturer::Callback;
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// Provides a way to let derived classes or clients to modify the result
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// returned by |base_capturer_|.
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class ResultObserver {
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public:
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ResultObserver();
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virtual ~ResultObserver();
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virtual void Observe(Result* result,
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std::unique_ptr<DesktopFrame>* frame) = 0;
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};
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// |observer| must outlive this instance and can be |this|. |observer| is
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// guaranteed to be executed only after the constructor and before the
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// destructor.
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CaptureResultDesktopCapturerWrapper(
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std::unique_ptr<DesktopCapturer> base_capturer,
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ResultObserver* observer);
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~CaptureResultDesktopCapturerWrapper() override;
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// DesktopCapturer implementations.
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void Start(Callback* callback) final;
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private:
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// DesktopCapturer::Callback implementation.
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void OnCaptureResult(Result result,
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std::unique_ptr<DesktopFrame> frame) final;
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ResultObserver* const observer_;
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Callback* callback_ = nullptr;
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};
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} // namespace webrtc
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#endif // MODULES_DESKTOP_CAPTURE_CAPTURE_RESULT_DESKTOP_CAPTURER_WRAPPER_H_
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