1/*
2 * Copyright (C) 2013 Apple 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
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27
28#if ENABLE(MEDIA_STREAM)
29
30#include "AudioStreamTrack.h"
31
32#include "Dictionary.h"
33#include "ScriptExecutionContext.h"
34#include <wtf/NeverDestroyed.h>
35
36namespace WebCore {
37
38RefPtr<AudioStreamTrack> AudioStreamTrack::create(ScriptExecutionContext& context, const Dictionary& audioConstraints)
39{
40    return adoptRef(new AudioStreamTrack(context, *MediaStreamTrackPrivate::create(0), &audioConstraints));
41}
42
43RefPtr<AudioStreamTrack> AudioStreamTrack::create(ScriptExecutionContext& context, MediaStreamTrackPrivate& privateTrack)
44{
45    return adoptRef(new AudioStreamTrack(context, privateTrack, 0));
46}
47
48RefPtr<AudioStreamTrack> AudioStreamTrack::create(MediaStreamTrack& track)
49{
50    return adoptRef(new AudioStreamTrack(track));
51}
52
53AudioStreamTrack::AudioStreamTrack(ScriptExecutionContext& context, MediaStreamTrackPrivate& privateTrack, const Dictionary* audioConstraints)
54    : MediaStreamTrack(context, privateTrack, audioConstraints)
55{
56}
57
58AudioStreamTrack::AudioStreamTrack(MediaStreamTrack& track)
59    : MediaStreamTrack(track)
60{
61}
62
63const AtomicString& AudioStreamTrack::kind() const
64{
65    static NeverDestroyed<AtomicString> audioKind("audio", AtomicString::ConstructFromLiteral);
66    return audioKind;
67}
68
69} // namespace WebCore
70
71#endif // ENABLE(MEDIA_STREAM)
72