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DynamicsCompressorNode

Macros

Line Code
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef DynamicsCompressorNode_h_
#define DynamicsCompressorNode_h_

#include "AudioNode.h"
#include "AudioParam.h"

namespace mozilla {
namespace dom {

class AudioContext;
struct DynamicsCompressorOptions;

class DynamicsCompressorNode final : public AudioNode
{
public:
  static already_AddRefed<DynamicsCompressorNode>
  Create(AudioContext& aAudioContext, const DynamicsCompressorOptions& aOptions,
         ErrorResult& aRv);

  NS_DECL_ISUPPORTS_INHERITED
  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(DynamicsCompressorNode, AudioNode)

  static already_AddRefed<DynamicsCompressorNode>
  Constructor(const GlobalObject& aGlobal, AudioContext& aAudioContext,
              const DynamicsCompressorOptions& aOptions, ErrorResult& aRv)
  {
    return Create(aAudioContext, aOptions, aRv);
  }

  JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;

  AudioParam* Threshold() const
  {
    return mThreshold;
  }

  AudioParam* Knee() const
  {
    return mKnee;
  }

  AudioParam* Ratio() const
  {
    return mRatio;
  }

  AudioParam* Attack() const
  {
    return mAttack;
  }

  // Called GetRelease to prevent clashing with the nsISupports::Release name
  AudioParam* GetRelease() const
  {
    return mRelease;
  }

  float Reduction() const
  {
    return mReduction;
  }

  const char* NodeType() const override
  {
    return "DynamicsCompressorNode";
  }

  size_t SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const override;
  size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const override;

  void SetReduction(float aReduction)
  {
    MOZ_ASSERT(NS_IsMainThread());
    mReduction = aReduction;
  }

private:
  explicit DynamicsCompressorNode(AudioContext* aContext);
  ~DynamicsCompressorNode() = default;

  RefPtr<AudioParam> mThreshold;
  RefPtr<AudioParam> mKnee;
  RefPtr<AudioParam> mRatio;
  float mReduction;
  RefPtr<AudioParam> mAttack;
  RefPtr<AudioParam> mRelease;
};

} // namespace dom
} // namespace mozilla

#endif