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/*
* Copyright (C) 2013 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. ``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
* 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.
*/
#ifndef MediaStreamAudioSource_h
#define MediaStreamAudioSource_h
#if ENABLE(MEDIA_STREAM)
#include "AudioDestinationConsumer.h"
#include "RealtimeMediaSource.h"
#include <wtf/Lock.h>
#include <wtf/RefCounted.h>
#include <wtf/ThreadingPrimitives.h>
#include <wtf/Vector.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
class AudioBus;
class RealtimeMediaSourceCapabilities;
class MediaStreamAudioSource : public RealtimeMediaSource {
public:
static Ref<MediaStreamAudioSource> create();
~MediaStreamAudioSource() { }
RefPtr<RealtimeMediaSourceCapabilities> capabilities() override;
const RealtimeMediaSourceSettings& settings() override;
const String& deviceId() const { return m_deviceId; }
void setDeviceId(const String& deviceId) { m_deviceId = deviceId; }
void setAudioFormat(size_t numberOfChannels, float sampleRate);
void consumeAudio(AudioBus*, size_t numberOfFrames);
void addAudioConsumer(PassRefPtr<AudioDestinationConsumer>);
bool removeAudioConsumer(AudioDestinationConsumer*);
const Vector<RefPtr<AudioDestinationConsumer>>& audioConsumers() const { return m_audioConsumers; }
private:
MediaStreamAudioSource();
AudioSourceProvider* audioSourceProvider() override;
String m_deviceId;
Lock m_audioConsumersLock;
Vector<RefPtr<AudioDestinationConsumer>> m_audioConsumers;
RealtimeMediaSourceSettings m_currentSettings;
};
} // namespace WebCore
#endif // ENABLE(MEDIA_STREAM)
#endif // MediaStreamAudioSource_h
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