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804b8b8883
# skip-blame Differential Revision: https://phabricator.services.mozilla.com/D12251 --HG-- extra : moz-landing-system : lando
47 lines
1.8 KiB
C++
47 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "AudioProcessingEvent.h"
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#include "mozilla/dom/AudioProcessingEventBinding.h"
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#include "mozilla/dom/ScriptSettings.h"
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#include "AudioContext.h"
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namespace mozilla {
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namespace dom {
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NS_IMPL_CYCLE_COLLECTION_INHERITED(AudioProcessingEvent, Event, mInputBuffer,
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mOutputBuffer, mNode)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(AudioProcessingEvent)
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NS_INTERFACE_MAP_END_INHERITING(Event)
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NS_IMPL_ADDREF_INHERITED(AudioProcessingEvent, Event)
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NS_IMPL_RELEASE_INHERITED(AudioProcessingEvent, Event)
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AudioProcessingEvent::AudioProcessingEvent(ScriptProcessorNode* aOwner,
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nsPresContext* aPresContext,
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WidgetEvent* aEvent)
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: Event(aOwner, aPresContext, aEvent), mPlaybackTime(0.0), mNode(aOwner) {}
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AudioProcessingEvent::~AudioProcessingEvent() {}
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JSObject* AudioProcessingEvent::WrapObjectInternal(
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JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
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return AudioProcessingEvent_Binding::Wrap(aCx, this, aGivenProto);
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}
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already_AddRefed<AudioBuffer> AudioProcessingEvent::LazilyCreateBuffer(
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uint32_t aNumberOfChannels, ErrorResult& aRv) {
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RefPtr<AudioBuffer> buffer = AudioBuffer::Create(
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mNode->Context()->GetOwner(), aNumberOfChannels, mNode->BufferSize(),
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mNode->Context()->SampleRate(), aRv);
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MOZ_ASSERT(buffer || aRv.ErrorCodeIs(NS_ERROR_OUT_OF_MEMORY));
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return buffer.forget();
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}
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} // namespace dom
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} // namespace mozilla
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