/* -*- 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 {

namespace 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";

  }

  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 dom

} // namespace mozilla

#endif