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-rw-r--r--WebCore/webaudio/ConvolverNode.h69
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diff --git a/WebCore/webaudio/ConvolverNode.h b/WebCore/webaudio/ConvolverNode.h
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-/*
- * Copyright (C) 2010, Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef ConvolverNode_h
-#define ConvolverNode_h
-
-#include "AudioNode.h"
-#include <wtf/OwnPtr.h>
-#include <wtf/RefPtr.h>
-#include <wtf/Threading.h>
-
-namespace WebCore {
-
-class AudioBuffer;
-class Reverb;
-
-class ConvolverNode : public AudioNode {
-public:
- static PassRefPtr<ConvolverNode> create(AudioContext* context, double sampleRate)
- {
- return adoptRef(new ConvolverNode(context, sampleRate));
- }
-
- virtual ~ConvolverNode();
-
- // AudioNode
- virtual void process(size_t framesToProcess);
- virtual void reset();
- virtual void initialize();
- virtual void uninitialize();
-
- // Impulse responses
- void setBuffer(AudioBuffer*);
- AudioBuffer* buffer();
-
-private:
- ConvolverNode(AudioContext*, double sampleRate);
-
- OwnPtr<Reverb> m_reverb;
- RefPtr<AudioBuffer> m_buffer;
-
- // This synchronizes dynamic changes to the convolution impulse response with process().
- mutable Mutex m_processLock;
-};
-
-} // namespace WebCore
-
-#endif // ConvolverNode_h