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25 #ifndef AudioBasicProcessorNode_h
26 #define AudioBasicProcessorNode_h
28 #include "modules/webaudio/AudioNode.h"
29 #include "wtf/Forward.h"
30 #include "wtf/Threading.h"
38 // AudioBasicProcessorNode is an AudioNode with one input and one output where the input and output have the same number of channels.
39 class AudioBasicProcessorNode : public AudioNode {
41 AudioBasicProcessorNode(AudioContext*, float sampleRate);
42 virtual ~AudioBasicProcessorNode();
43 virtual void trace(Visitor*) OVERRIDE;
46 virtual void dispose() OVERRIDE FINAL;
47 virtual void process(size_t framesToProcess) OVERRIDE FINAL;
48 virtual void pullInputs(size_t framesToProcess) OVERRIDE FINAL;
49 virtual void initialize() OVERRIDE FINAL;
50 virtual void uninitialize() OVERRIDE FINAL;
52 // Called in the main thread when the number of channels for the input may have changed.
53 virtual void checkNumberOfChannelsForInput(AudioNodeInput*) OVERRIDE FINAL;
55 // Returns the number of channels for both the input and the output.
56 unsigned numberOfChannels();
59 virtual double tailTime() const OVERRIDE FINAL;
60 virtual double latencyTime() const OVERRIDE FINAL;
62 AudioProcessor* processor() { return m_processor.get(); }
63 Member<AudioProcessor> m_processor;
68 #endif // AudioBasicProcessorNode_h