1 /*
2 * Copyright (C) 2013 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "config.h"
32 #include "modules/mediasource/VideoPlaybackQuality.h"
33
34 #include "core/dom/Document.h"
35 #include "core/frame/LocalDOMWindow.h"
36 #include "core/timing/Performance.h"
37
38 namespace blink {
39
create(const Document & document,unsigned totalVideoFrames,unsigned droppedVideoFrames,unsigned corruptedVideoFrames)40 VideoPlaybackQuality* VideoPlaybackQuality::create(
41 const Document& document, unsigned totalVideoFrames, unsigned droppedVideoFrames, unsigned corruptedVideoFrames)
42 {
43 return new VideoPlaybackQuality(document, totalVideoFrames, droppedVideoFrames, corruptedVideoFrames);
44 }
45
VideoPlaybackQuality(const Document & document,unsigned totalVideoFrames,unsigned droppedVideoFrames,unsigned corruptedVideoFrames)46 VideoPlaybackQuality::VideoPlaybackQuality(
47 const Document& document, unsigned totalVideoFrames, unsigned droppedVideoFrames, unsigned corruptedVideoFrames)
48 : m_creationTime(0)
49 , m_totalVideoFrames(totalVideoFrames)
50 , m_droppedVideoFrames(droppedVideoFrames)
51 , m_corruptedVideoFrames(corruptedVideoFrames)
52 {
53 if (document.domWindow())
54 m_creationTime = document.domWindow()->performance().now();
55 }
56
57 }
58