xref: /external/webkit/Source/WebCore/webaudio/LowPass2FilterNode.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
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 * 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
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#include "config.h"

#if ENABLE(WEB_AUDIO)

#include "LowPass2FilterNode.h"

namespace WebCore {

LowPass2FilterNode::LowPass2FilterNode(AudioContext* context, double sampleRate)
    : AudioBasicProcessorNode(context, sampleRate)
{
    m_processor = adoptPtr(new BiquadProcessor(BiquadProcessor::LowPass2, sampleRate, 1, false));
    setType(NodeTypeLowPass2Filter);
}

} // namespace WebCore

#endif // ENABLE(WEB_AUDIO)