Source/WebCore/Modules/webaudio/DelayProcessor.cpp

/*
 * Copyright (C) 2010, 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.
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 *    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;
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#include "config.h"

#if ENABLE(WEB_AUDIO)

#include "DelayProcessor.h"
 
#include "DelayDSPKernel.h"

namespace WebCore {

DelayProcessor::DelayProcessor(AudioContext& context, float sampleRate, unsigned numberOfChannels, double maxDelayTime)
    : AudioDSPKernelProcessor(sampleRate, numberOfChannels)
    , m_maxDelayTime(maxDelayTime)
{
    m_delayTime = AudioParam::create(context, "delayTime", 0.0, 0.0, maxDelayTime);
}

DelayProcessor::~DelayProcessor()
{
    if (isInitialized())
        uninitialize();
}

std::unique_ptr<AudioDSPKernel> DelayProcessor::createKernel()
{
    return makeUnique<DelayDSPKernel>(this);
}

} // namespace WebCore

#endif // ENABLE(WEB_AUDIO)