73 lines
2.7 KiB
C++
73 lines
2.7 KiB
C++
/*
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* Copyright (C) 2011, Google Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#if ENABLE(WEB_AUDIO)
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#include "AudioBasicProcessorNode.h"
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#include "OverSampleType.h"
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#include "WaveShaperOptions.h"
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#include "WaveShaperProcessor.h"
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#include <wtf/Forward.h>
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namespace WebCore {
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class WaveShaperNode final : public AudioBasicProcessorNode {
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WTF_MAKE_ISO_ALLOCATED(WaveShaperNode);
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public:
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static ExceptionOr<Ref<WaveShaperNode>> create(BaseAudioContext&, const WaveShaperOptions& = { });
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// setCurve() is called on the main thread.
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ExceptionOr<void> setCurveForBindings(RefPtr<Float32Array>&&);
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Float32Array* curveForBindings();
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void setOversampleForBindings(OverSampleType);
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OverSampleType oversampleForBindings() const;
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double latency() const { return latencyTime(); }
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private:
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explicit WaveShaperNode(BaseAudioContext&);
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bool propagatesSilence() const final;
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WaveShaperProcessor* waveShaperProcessor() { return static_cast<WaveShaperProcessor*>(processor()); }
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const WaveShaperProcessor* waveShaperProcessor() const { return static_cast<const WaveShaperProcessor*>(processor()); }
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};
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String convertEnumerationToString(WebCore::OverSampleType); // in JSOverSampleType.cpp
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} // namespace WebCore
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namespace WTF {
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template<> struct LogArgument<WebCore::OverSampleType> {
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static String toString(WebCore::OverSampleType type) { return convertEnumerationToString(type); }
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};
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} // namespace WTF
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#endif // ENABLE(WEB_AUDIO)
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