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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/. */
#include "AudioProcessingEvent.h"
#include "mozilla/dom/AudioProcessingEventBinding.h"
#include "mozilla/dom/ScriptSettings.h"
#include "AudioContext.h"
namespace mozilla {
namespace dom {
NS_IMPL_CYCLE_COLLECTION_INHERITED(AudioProcessingEvent, Event, mInputBuffer,
mOutputBuffer, mNode)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(AudioProcessingEvent)
NS_INTERFACE_MAP_END_INHERITING(Event)
NS_IMPL_ADDREF_INHERITED(AudioProcessingEvent, Event)
NS_IMPL_RELEASE_INHERITED(AudioProcessingEvent, Event)
AudioProcessingEvent::AudioProcessingEvent(ScriptProcessorNode* aOwner,
nsPresContext* aPresContext,
WidgetEvent* aEvent)
: Event(aOwner, aPresContext, aEvent), mPlaybackTime(0.0), mNode(aOwner) {}
AudioProcessingEvent::~AudioProcessingEvent() = default;
JSObject* AudioProcessingEvent::WrapObjectInternal(
JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
return AudioProcessingEvent_Binding::Wrap(aCx, this, aGivenProto);
}
already_AddRefed<AudioBuffer> AudioProcessingEvent::LazilyCreateBuffer(
uint32_t aNumberOfChannels, ErrorResult& aRv) {
RefPtr<AudioBuffer> buffer = AudioBuffer::Create(
mNode->Context()->GetOwner(), aNumberOfChannels, mNode->BufferSize(),
mNode->Context()->SampleRate(), aRv);
MOZ_ASSERT(buffer || aRv.ErrorCodeIs(NS_ERROR_OUT_OF_MEMORY));
return buffer.forget();
}
} // namespace dom
} // namespace mozilla