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#pragma once
27
28#if ENABLE(MEDIA_STREAM)
29
30#include "RealtimeMediaSource.h"
31#include <wtf/Lock.h>
32#include <wtf/Vector.h>
33#include <wtf/text/WTFString.h>
34
35namespace WebCore {
36
37class AudioBus;
38class RealtimeMediaSourceCapabilities;
39
40class MediaStreamAudioSource final : public RealtimeMediaSource {
41public:
42 static Ref<MediaStreamAudioSource> create(float sampleRate) { return adoptRef(*new MediaStreamAudioSource { sampleRate }); }
43
44 ~MediaStreamAudioSource() = default;
45
46 const RealtimeMediaSourceCapabilities& capabilities() final;
47 const RealtimeMediaSourceSettings& settings() final;
48
49 const String& deviceId() const { return m_deviceId; }
50 void setDeviceId(const String& deviceId) { m_deviceId = deviceId; }
51
52 void consumeAudio(AudioBus&, size_t numberOfFrames);
53
54private:
55 explicit MediaStreamAudioSource(float sampleRate);
56
57 bool isCaptureSource() const final { return false; }
58
59 String m_deviceId;
60 RealtimeMediaSourceSettings m_currentSettings;
61 size_t m_numberOfFrames { 0 };
62};
63
64} // namespace WebCore
65
66#endif // ENABLE(MEDIA_STREAM)
67