text: /*
   * Copyright (C) 2013-2018 Apple Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
   * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
   * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
   * THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #pragma once
  
  #if ENABLE(VIDEO)
  
  #include <wtf/Ref.h>
  #include <wtf/RefCounted.h>
  
  namespace WebCore {
  
  struct VideoPlaybackQualityMetrics;
  
  class VideoPlaybackQuality : public RefCounted<VideoPlaybackQuality> {
      WTF_MAKE_NONCOPYABLE(VideoPlaybackQuality)
  public:
      static Ref<VideoPlaybackQuality> create(double creationTime, const VideoPlaybackQualityMetrics&);
  
      double creationTime() const { return m_creationTime; }
      unsigned totalVideoFrames() const { return m_totalVideoFrames; }
      unsigned droppedVideoFrames() const { return m_droppedVideoFrames; }
      unsigned corruptedVideoFrames() const { return m_corruptedVideoFrames; }
      unsigned displayCompositedVideoFrames() const { return m_displayCompositedVideoFrames; }
      double totalFrameDelay() const { return m_totalFrameDelay; }
  
  private:
      VideoPlaybackQuality(double creationTime, const VideoPlaybackQualityMetrics&);
  
      double m_creationTime;
      uint32_t m_totalVideoFrames;
      uint32_t m_droppedVideoFrames;
      uint32_t m_corruptedVideoFrames;
      uint32_t m_displayCompositedVideoFrames;
      double m_totalFrameDelay;
  };
  
  } // namespace WebCore
  
  #endif // ENABLE(VIDEO)
  