text: /*
   * 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.
   */
  
  #ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_WAVE_SHAPER_NODE_H_
  #define THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_WAVE_SHAPER_NODE_H_
  
  #include "third_party/blink/renderer/core/typed_arrays/array_buffer_view_helpers.h"
  #include "third_party/blink/renderer/core/typed_arrays/dom_typed_array.h"
  #include "third_party/blink/renderer/modules/webaudio/audio_basic_processor_handler.h"
  #include "third_party/blink/renderer/modules/webaudio/audio_node.h"
  #include "third_party/blink/renderer/modules/webaudio/wave_shaper_processor.h"
  
  namespace blink {
  
  class BaseAudioContext;
  class ExceptionState;
  class WaveShaperOptions;
  
  class WaveShaperHandler : public AudioBasicProcessorHandler {
   public:
    static scoped_refptr<WaveShaperHandler> Create(AudioNode&, float sample_rate);
  
   private:
    WaveShaperHandler(AudioNode& iirfilter_node, float sample_rate);
  };
  
  class WaveShaperNode final : public AudioNode {
    DEFINE_WRAPPERTYPEINFO();
  
   public:
    static WaveShaperNode* Create(BaseAudioContext&, ExceptionState&);
    static WaveShaperNode* Create(BaseAudioContext*,
                                  const WaveShaperOptions*,
                                  ExceptionState&);
  
    explicit WaveShaperNode(BaseAudioContext&);
  
    // setCurve() is called on the main thread.
    void setCurve(NotShared<DOMFloat32Array>, ExceptionState&);
    void setCurve(const Vector<float>&, ExceptionState&);
    NotShared<DOMFloat32Array> curve();
  
    void setOversample(const String&);
    String oversample() const;
  
    // InspectorHelperMixin
    void ReportDidCreate() final;
    void ReportWillBeDestroyed() final;
  
   private:
    void SetCurveImpl(const float* curve_data,
                      size_t curve_length,
                      ExceptionState&);
    WaveShaperProcessor* GetWaveShaperProcessor() const;
  };
  
  }  // namespace blink
  
  #endif  // THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_WAVE_SHAPER_NODE_H_
  