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

73 строки
2.4 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 ChannelSplitterNode_h_
#define ChannelSplitterNode_h_
#include "AudioNode.h"
namespace mozilla::dom {
class AudioContext;
struct ChannelSplitterOptions;
class ChannelSplitterNode final : public AudioNode {
public:
static already_AddRefed<ChannelSplitterNode> Create(
AudioContext& aAudioContext, const ChannelSplitterOptions& aOptions,
ErrorResult& aRv);
NS_INLINE_DECL_REFCOUNTING_INHERITED(ChannelSplitterNode, AudioNode)
static already_AddRefed<ChannelSplitterNode> Constructor(
const GlobalObject& aGlobal, AudioContext& aAudioContext,
const ChannelSplitterOptions& aOptions, ErrorResult& aRv) {
return Create(aAudioContext, aOptions, aRv);
}
void SetChannelCount(uint32_t aChannelCount, ErrorResult& aRv) override {
if (aChannelCount != ChannelCount()) {
aRv.ThrowInvalidStateError(
"Cannot change channel count of ChannelSplitterNode");
}
}
void SetChannelCountModeValue(ChannelCountMode aMode,
ErrorResult& aRv) override {
if (aMode != ChannelCountModeValue()) {
aRv.ThrowInvalidStateError(
"Cannot change channel count mode of ChannelSplitterNode");
}
}
void SetChannelInterpretationValue(ChannelInterpretation aMode,
ErrorResult& aRv) override {
if (aMode != ChannelInterpretationValue()) {
aRv.ThrowInvalidStateError(
"Cannot change channel interpretation of ChannelSplitterNode");
}
}
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
uint16_t NumberOfOutputs() const override { return mOutputCount; }
const char* NodeType() const override { return "ChannelSplitterNode"; }
size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const override {
return aMallocSizeOf(this) + SizeOfExcludingThis(aMallocSizeOf);
}
private:
ChannelSplitterNode(AudioContext* aContext, uint16_t aOutputCount);
~ChannelSplitterNode() = default;
const uint16_t mOutputCount;
};
} // namespace mozilla::dom
#endif