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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 ChannelMergerNode_h_
#define ChannelMergerNode_h_
#include "AudioNode.h"
namespace mozilla::dom {
class AudioContext;
struct ChannelMergerOptions;
class ChannelMergerNode final : public AudioNode {
public:
static already_AddRefed<ChannelMergerNode> Create(
AudioContext& aAudioContext, const ChannelMergerOptions& aOptions,
ErrorResult& aRv);
NS_INLINE_DECL_REFCOUNTING_INHERITED(ChannelMergerNode, AudioNode)
static already_AddRefed<ChannelMergerNode> Constructor(
const GlobalObject& aGlobal, AudioContext& aAudioContext,
const ChannelMergerOptions& aOptions, ErrorResult& aRv) {
return Create(aAudioContext, aOptions, aRv);
}
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
uint16_t NumberOfInputs() const override { return mInputCount; }
const char* NodeType() const override { return "ChannelMergerNode"; }
virtual void SetChannelCount(uint32_t aChannelCount,
ErrorResult& aRv) override {
if (aChannelCount != 1) {
aRv.ThrowInvalidStateError(
"Cannot change channel count of ChannelMergerNode");
}
}
virtual void SetChannelCountModeValue(ChannelCountMode aMode,
ErrorResult& aRv) override {
if (aMode != ChannelCountMode::Explicit) {
aRv.ThrowInvalidStateError(
"Cannot change channel count mode of ChannelMergerNode");
}
}
size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const override {
return aMallocSizeOf(this) + SizeOfExcludingThis(aMallocSizeOf);
}
private:
ChannelMergerNode(AudioContext* aContext, uint16_t aInputCount);
~ChannelMergerNode() = default;
const uint16_t mInputCount;
};
} // namespace mozilla::dom
#endif
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