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/*
* Copyright (C) 2011, Google 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. AND ITS 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 APPLE INC. OR ITS 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.
*/
#include "config.h"
#if ENABLE(WEB_AUDIO)
#include "DefaultAudioDestinationNode.h"
#ifndef NDEBUG
#include <stdio.h>
#endif
namespace WebCore {
DefaultAudioDestinationNode::DefaultAudioDestinationNode(AudioContext* context)
: AudioDestinationNode(context, AudioDestination::hardwareSampleRate())
{
initialize();
}
DefaultAudioDestinationNode::~DefaultAudioDestinationNode()
{
uninitialize();
}
void DefaultAudioDestinationNode::initialize()
{
if (isInitialized())
return;
double hardwareSampleRate = AudioDestination::hardwareSampleRate();
#ifndef NDEBUG
fprintf(stderr, ">>>> hardwareSampleRate = %f\n", hardwareSampleRate);
#endif
m_destination = AudioDestination::create(*this, hardwareSampleRate);
AudioNode::initialize();
}
void DefaultAudioDestinationNode::uninitialize()
{
if (!isInitialized())
return;
m_destination->stop();
AudioNode::uninitialize();
}
void DefaultAudioDestinationNode::startRendering()
{
ASSERT(isInitialized());
if (isInitialized())
m_destination->start();
}
} // namespace WebCore
#endif // ENABLE(WEB_AUDIO)
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