119 lines
4.1 KiB
C++
119 lines
4.1 KiB
C++
/*
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* Copyright (C) 2020 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Apple Inc. ("Apple") nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#if ENABLE(WEB_AUDIO)
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#include "AudioWorkletMessagingProxy.h"
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#include "AudioWorklet.h"
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#include "AudioWorkletGlobalScope.h"
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#include "AudioWorkletThread.h"
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#include "BaseAudioContext.h"
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#include "CacheStorageConnection.h"
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#include "Document.h"
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#include "Frame.h"
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#include "LibWebRTCProvider.h"
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#include "Page.h"
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#include "Settings.h"
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#include "WorkletParameters.h"
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#include "WorkletPendingTasks.h"
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namespace WebCore {
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static WorkletParameters generateWorkletParameters(AudioWorklet& worklet)
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{
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auto* document = worklet.document();
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auto jsRuntimeFlags = document->settings().javaScriptRuntimeFlags();
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return {
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document->url(),
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jsRuntimeFlags,
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worklet.audioContext() ? worklet.audioContext()->sampleRate() : 0.0f,
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worklet.identifier(),
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document->settingsValues(),
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worklet.audioContext() ? !worklet.audioContext()->isOfflineContext() : false
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};
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}
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AudioWorkletMessagingProxy::AudioWorkletMessagingProxy(AudioWorklet& worklet)
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: m_worklet(makeWeakPtr(worklet))
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, m_document(*worklet.document())
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, m_workletThread(AudioWorkletThread::create(*this, generateWorkletParameters(worklet)))
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{
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ASSERT(isMainThread());
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m_workletThread->start();
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}
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AudioWorkletMessagingProxy::~AudioWorkletMessagingProxy()
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{
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m_workletThread->stop();
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}
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bool AudioWorkletMessagingProxy::postTaskForModeToWorkletGlobalScope(ScriptExecutionContext::Task&& task, const String& mode)
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{
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m_workletThread->runLoop().postTaskForMode(WTFMove(task), mode);
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return true;
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}
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RefPtr<CacheStorageConnection> AudioWorkletMessagingProxy::createCacheStorageConnection()
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{
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ASSERT_NOT_REACHED();
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return nullptr;
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}
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RefPtr<RTCDataChannelRemoteHandlerConnection> AudioWorkletMessagingProxy::createRTCDataChannelRemoteHandlerConnection()
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{
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ASSERT(isMainThread());
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if (!m_document->page())
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return nullptr;
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return m_document->page()->libWebRTCProvider().createRTCDataChannelRemoteHandlerConnection();
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}
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void AudioWorkletMessagingProxy::postTaskToLoader(ScriptExecutionContext::Task&& task)
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{
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m_document->postTask(WTFMove(task));
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}
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bool AudioWorkletMessagingProxy::postTaskForModeToWorkerOrWorkletGlobalScope(ScriptExecutionContext::Task&& task, const String& mode)
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{
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return postTaskForModeToWorkletGlobalScope(WTFMove(task), mode);
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}
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void AudioWorkletMessagingProxy::postTaskToAudioWorklet(Function<void(AudioWorklet&)>&& task)
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{
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m_document->postTask([this, protectedThis = makeRef(*this), task = WTFMove(task)](ScriptExecutionContext&) {
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if (m_worklet)
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task(*m_worklet);
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});
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}
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} // namespace WebCore
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#endif // ENABLE(WEB_AUDIO)
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