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25 #ifndef ConvolverNode_h
26 #define ConvolverNode_h
28 #include "modules/webaudio/AudioNode.h"
29 #include "wtf/OwnPtr.h"
30 #include "wtf/RefPtr.h"
31 #include "wtf/ThreadingPrimitives.h"
39 class ConvolverNode FINAL : public AudioNode {
41 static PassRefPtrWillBeRawPtr<ConvolverNode> create(AudioContext* context, float sampleRate)
43 return adoptRefWillBeNoop(new ConvolverNode(context, sampleRate));
46 virtual ~ConvolverNode();
49 virtual void process(size_t framesToProcess) OVERRIDE;
50 virtual void initialize() OVERRIDE;
51 virtual void uninitialize() OVERRIDE;
54 void setBuffer(AudioBuffer*, ExceptionState&);
55 AudioBuffer* buffer();
57 bool normalize() const { return m_normalize; }
58 void setNormalize(bool normalize) { m_normalize = normalize; }
60 virtual void trace(Visitor*) OVERRIDE;
63 ConvolverNode(AudioContext*, float sampleRate);
65 virtual double tailTime() const OVERRIDE;
66 virtual double latencyTime() const OVERRIDE;
68 OwnPtr<Reverb> m_reverb;
69 RefPtrWillBeMember<AudioBuffer> m_buffer;
71 // This synchronizes dynamic changes to the convolution impulse response with process().
72 mutable Mutex m_processLock;
74 // Normalize the impulse response or not. Must default to true.
78 } // namespace WebCore
80 #endif // ConvolverNode_h