chromium/third_party/webrtc/modules/desktop_capture/desktop_frame_generator.h

/*
 *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#ifndef MODULES_DESKTOP_CAPTURE_DESKTOP_FRAME_GENERATOR_H_
#define MODULES_DESKTOP_CAPTURE_DESKTOP_FRAME_GENERATOR_H_

#include <memory>

#include "modules/desktop_capture/desktop_frame.h"
#include "modules/desktop_capture/desktop_geometry.h"
#include "modules/desktop_capture/desktop_region.h"
#include "modules/desktop_capture/shared_memory.h"

namespace webrtc {

// An interface to generate a DesktopFrame.
class DesktopFrameGenerator { … };

// An interface to paint a DesktopFrame. This interface is used by
// PainterDesktopFrameGenerator.
class DesktopFramePainter { … };

// An implementation of DesktopFrameGenerator to take care about the
// DesktopFrame size, filling updated_region(), etc, but leaves the real
// painting work to a DesktopFramePainter implementation.
class PainterDesktopFrameGenerator final : public DesktopFrameGenerator { … };

// An implementation of DesktopFramePainter to paint black on
// mutable_updated_region(), and white elsewhere.
class BlackWhiteDesktopFramePainter final : public DesktopFramePainter { … };

}  // namespace webrtc

#endif  // MODULES_DESKTOP_CAPTURE_DESKTOP_FRAME_GENERATOR_H_