gecko/content/media/webaudio/PeriodicWave.h

65 lines
1.6 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 PeriodicWave_h_
#define PeriodicWave_h_
#include "nsWrapperCache.h"
#include "nsCycleCollectionParticipant.h"
#include "mozilla/Attributes.h"
#include "AudioContext.h"
#include "AudioNodeEngine.h"
#include "nsAutoPtr.h"
namespace mozilla {
namespace dom {
class PeriodicWave MOZ_FINAL : public nsWrapperCache
{
public:
PeriodicWave(AudioContext* aContext,
const float* aRealData,
const float* aImagData,
const uint32_t aLength,
ErrorResult& aRv);
NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(PeriodicWave)
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(PeriodicWave)
AudioContext* GetParentObject() const
{
return mContext;
}
virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
uint32_t DataLength() const
{
return mLength;
}
ThreadSharedFloatArrayBufferList* GetThreadSharedBuffer() const
{
return mCoefficients;
}
size_t SizeOfExcludingThisIfNotShared(MallocSizeOf aMallocSizeOf) const;
size_t SizeOfIncludingThisIfNotShared(MallocSizeOf aMallocSizeOf) const;
private:
~PeriodicWave() {}
nsRefPtr<AudioContext> mContext;
nsRefPtr<ThreadSharedFloatArrayBufferList> mCoefficients;
uint32_t mLength;
};
}
}
#endif