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cec4343fb4
Bug: webrtc:12338 Change-Id: I300ba78fc4423db7030e555d7e51d2cb2246e9a4 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/227162 Reviewed-by: Harald Alvestrand <hta@webrtc.org> Commit-Queue: Artem Titov <titovartem@webrtc.org> Cr-Commit-Position: refs/heads/master@{#34678}
93 lines
3.6 KiB
C++
93 lines
3.6 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 MODULES_DESKTOP_CAPTURE_DESKTOP_AND_CURSOR_COMPOSER_H_
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#define MODULES_DESKTOP_CAPTURE_DESKTOP_AND_CURSOR_COMPOSER_H_
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#include <memory>
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#include "modules/desktop_capture/desktop_capture_options.h"
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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_frame.h"
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#include "modules/desktop_capture/desktop_geometry.h"
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#include "modules/desktop_capture/mouse_cursor.h"
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#include "modules/desktop_capture/mouse_cursor_monitor.h"
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#include "modules/desktop_capture/shared_memory.h"
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#include "rtc_base/constructor_magic.h"
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#include "rtc_base/system/rtc_export.h"
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namespace webrtc {
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// A wrapper for DesktopCapturer that also captures mouse using specified
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// MouseCursorMonitor and renders it on the generated streams.
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class RTC_EXPORT DesktopAndCursorComposer
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: public DesktopCapturer,
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public DesktopCapturer::Callback,
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public MouseCursorMonitor::Callback {
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public:
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// Creates a new composer that captures mouse cursor using
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// MouseCursorMonitor::Create(options) and renders it into the frames
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// generated by `desktop_capturer`.
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DesktopAndCursorComposer(std::unique_ptr<DesktopCapturer> desktop_capturer,
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const DesktopCaptureOptions& options);
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~DesktopAndCursorComposer() override;
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// Creates a new composer that relies on an external source for cursor shape
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// and position information via the MouseCursorMonitor::Callback interface.
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static std::unique_ptr<DesktopAndCursorComposer>
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CreateWithoutMouseCursorMonitor(
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std::unique_ptr<DesktopCapturer> desktop_capturer);
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// DesktopCapturer interface.
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void Start(DesktopCapturer::Callback* callback) override;
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void SetSharedMemoryFactory(
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std::unique_ptr<SharedMemoryFactory> shared_memory_factory) override;
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void CaptureFrame() override;
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void SetExcludedWindow(WindowId window) override;
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bool GetSourceList(SourceList* sources) override;
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bool SelectSource(SourceId id) override;
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bool FocusOnSelectedSource() override;
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bool IsOccluded(const DesktopVector& pos) override;
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// MouseCursorMonitor::Callback interface.
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void OnMouseCursor(MouseCursor* cursor) override;
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void OnMouseCursorPosition(const DesktopVector& position) override;
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private:
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// Allows test cases to use a fake MouseCursorMonitor implementation.
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friend class DesktopAndCursorComposerTest;
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// Constructor to delegate both deprecated and new constructors and allows
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// test cases to use a fake MouseCursorMonitor implementation.
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DesktopAndCursorComposer(DesktopCapturer* desktop_capturer,
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MouseCursorMonitor* mouse_monitor);
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// DesktopCapturer::Callback interface.
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void OnCaptureResult(DesktopCapturer::Result result,
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std::unique_ptr<DesktopFrame> frame) override;
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const std::unique_ptr<DesktopCapturer> desktop_capturer_;
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const std::unique_ptr<MouseCursorMonitor> mouse_monitor_;
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DesktopCapturer::Callback* callback_;
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std::unique_ptr<MouseCursor> cursor_;
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DesktopVector cursor_position_;
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DesktopRect previous_cursor_rect_;
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bool cursor_changed_ = false;
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RTC_DISALLOW_COPY_AND_ASSIGN(DesktopAndCursorComposer);
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};
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} // namespace webrtc
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#endif // MODULES_DESKTOP_CAPTURE_DESKTOP_AND_CURSOR_COMPOSER_H_
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