chromium/media/capture/video/shared_memory_buffer_tracker.h

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef MEDIA_CAPTURE_VIDEO_SHARED_MEMORY_BUFFER_TRACKER_H_
#define MEDIA_CAPTURE_VIDEO_SHARED_MEMORY_BUFFER_TRACKER_H_

#include "media/capture/video/video_capture_buffer_handle.h"
#include "media/capture/video/video_capture_buffer_tracker.h"

namespace gfx {
class Size;
}

namespace media {

// A tracker backed by unsafe shared memory. An unsafe region is necessary
// because a buffer may be used multiple times in an output media::VideoFrame to
// a decoder cross-process where it is written.
class SharedMemoryBufferTracker final : public VideoCaptureBufferTracker { … };

}  // namespace media

#endif  // MEDIA_CAPTURE_VIDEO_SHARED_MEMORY_BUFFER_TRACKER_H_