gecko-dev/dom/media/webaudio/ConvolverNode.h

90 строки
2.3 KiB
C++

/* -*- 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 ConvolverNode_h_
#define ConvolverNode_h_
#include "AudioNode.h"
#include "AudioBuffer.h"
namespace mozilla {
namespace dom {
class AudioContext;
struct ConvolverOptions;
class ConvolverNode final : public AudioNode
{
public:
static already_AddRefed<ConvolverNode>
Create(JSContext* aCx, AudioContext& aAudioContext,
const ConvolverOptions& aOptions, ErrorResult& aRv);
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(ConvolverNode, AudioNode);
static already_AddRefed<ConvolverNode>
Constructor(const GlobalObject& aGlobal, AudioContext& aAudioContext,
const ConvolverOptions& aOptions, ErrorResult& aRv)
{
return Create(aGlobal.Context(), aAudioContext, aOptions, aRv);
}
JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
AudioBuffer* GetBuffer(JSContext* aCx) const
{
return mBuffer;
}
void SetBuffer(JSContext* aCx, AudioBuffer* aBuffer, ErrorResult& aRv);
bool Normalize() const
{
return mNormalize;
}
void SetNormalize(bool aNormal);
void SetChannelCount(uint32_t aChannelCount, ErrorResult& aRv) override
{
if (aChannelCount > 2) {
aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
return;
}
AudioNode::SetChannelCount(aChannelCount, aRv);
}
void SetChannelCountModeValue(ChannelCountMode aMode, ErrorResult& aRv) override
{
if (aMode == ChannelCountMode::Max) {
aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
return;
}
AudioNode::SetChannelCountModeValue(aMode, aRv);
}
const char* NodeType() const override
{
return "ConvolverNode";
}
size_t SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const override;
size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const override;
private:
explicit ConvolverNode(AudioContext* aContext);
~ConvolverNode() = default;
RefPtr<AudioBuffer> mBuffer;
bool mNormalize;
};
} //end namespace dom
} //end namespace mozilla
#endif