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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 IIRFilterNode_h_
#define IIRFilterNode_h_
#include "AudioNode.h"
#include "AudioParam.h"
#include "mozilla/dom/IIRFilterNodeBinding.h"
namespace mozilla {
namespace dom {
class AudioContext;
struct IIRFilterOptions;
class IIRFilterNode final : public AudioNode {
public:
static already_AddRefed<IIRFilterNode> Create(
AudioContext& aAudioContext, const IIRFilterOptions& aOptions,
ErrorResult& aRv);
NS_INLINE_DECL_REFCOUNTING_INHERITED(IIRFilterNode, AudioNode)
static already_AddRefed<IIRFilterNode> Constructor(
const GlobalObject& aGlobal, AudioContext& aAudioContext,
const IIRFilterOptions& aOptions, ErrorResult& aRv) {
return Create(aAudioContext, aOptions, aRv);
}
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
void GetFrequencyResponse(const Float32Array& aFrequencyHz,
const Float32Array& aMagResponse,
const Float32Array& aPhaseResponse);
const char* NodeType() const override { return "IIRFilterNode"; }
size_t SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const override;
size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const override;
private:
IIRFilterNode(AudioContext* aContext, const Sequence<double>& aFeedforward,
const Sequence<double>& aFeedback);
~IIRFilterNode() = default;
nsTArray<double> mFeedback;
nsTArray<double> mFeedforward;
};
} // namespace dom
} // namespace mozilla
#endif