83 lines
3.3 KiB
C++
83 lines
3.3 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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#pragma once
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#if ENABLE(WEB_AUDIO)
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#include "AudioArray.h"
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#include "ExceptionOr.h"
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#include "JSValueInWrappedObject.h"
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#include <wtf/Forward.h>
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#include <wtf/Ref.h>
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#include <wtf/ThreadSafeRefCounted.h>
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namespace JSC {
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class JSArray;
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class MarkedArgumentBuffer;
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}
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namespace WebCore {
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class AudioBus;
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class AudioWorkletProcessorConstructionData;
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class JSCallbackDataStrong;
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class MessagePort;
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class ScriptExecutionContext;
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class AudioWorkletProcessor : public ThreadSafeRefCounted<AudioWorkletProcessor> {
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public:
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static ExceptionOr<Ref<AudioWorkletProcessor>> create(ScriptExecutionContext&);
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~AudioWorkletProcessor();
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const String& name() const { return m_name; }
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MessagePort& port() { return m_port.get(); }
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bool process(const Vector<RefPtr<AudioBus>>& inputs, Vector<Ref<AudioBus>>& outputs, const HashMap<String, std::unique_ptr<AudioFloatArray>>& paramValuesMap, bool& threwException);
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void setProcessCallback(std::unique_ptr<JSCallbackDataStrong>&&);
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JSValueInWrappedObject& jsInputsWrapper() { return m_jsInputs; }
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JSValueInWrappedObject& jsOutputsWrapper() { return m_jsOutputs; }
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JSValueInWrappedObject& jsParamValuesWrapper() { return m_jsParamValues; }
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private:
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explicit AudioWorkletProcessor(const AudioWorkletProcessorConstructionData&);
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void buildJSArguments(JSC::VM&, JSC::JSGlobalObject&, JSC::MarkedArgumentBuffer&, const Vector<RefPtr<AudioBus>>& inputs, Vector<Ref<AudioBus>>& outputs, const HashMap<String, std::unique_ptr<AudioFloatArray>>& paramValuesMap);
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String m_name;
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Ref<MessagePort> m_port;
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std::unique_ptr<JSCallbackDataStrong> m_processCallback;
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JSValueInWrappedObject m_jsInputs;
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JSValueInWrappedObject m_jsOutputs;
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JSValueInWrappedObject m_jsParamValues;
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};
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} // namespace WebCore
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#endif // ENABLE(WEB_AUDIO)
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