/*
 * Copyright (C) 2013 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * 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.
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
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 */

#include "config.h"
#include "modules/mediasource/VideoPlaybackQuality.h"

#include "core/dom/Document.h"
#include "core/frame/DOMWindow.h"
#include "core/timing/Performance.h"

namespace WebCore {

PassRefPtr<VideoPlaybackQuality> VideoPlaybackQuality::create(
    const Document& document, unsigned totalVideoFrames, unsigned droppedVideoFrames, unsigned corruptedVideoFrames)
{
    return adoptRef(new VideoPlaybackQuality(document, totalVideoFrames, droppedVideoFrames, corruptedVideoFrames));
}

VideoPlaybackQuality::VideoPlaybackQuality(
    const Document& document, unsigned totalVideoFrames, unsigned droppedVideoFrames, unsigned corruptedVideoFrames)
    : m_creationTime(0)
    , m_totalVideoFrames(totalVideoFrames)
    , m_droppedVideoFrames(droppedVideoFrames)
    , m_corruptedVideoFrames(corruptedVideoFrames)
{
    if (document.domWindow() && document.domWindow()->performance())
        m_creationTime = document.domWindow()->performance()->now();
}

}