Revision 31:b9c2f444cdaa BeatRootVampPlugin.cpp
| BeatRootVampPlugin.cpp | ||
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#include <vamp-sdk/PluginAdapter.h> |
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BeatRootVampPlugin::BeatRootVampPlugin(float inputSampleRate) : |
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Plugin(inputSampleRate) |
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Plugin(inputSampleRate), |
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m_firstFrame(true) |
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{
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m_processor = new BeatRootProcessor(inputSampleRate, AgentParameters()); |
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} |
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ParameterDescriptor desc; |
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double postMarginFactor; |
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/** The maximum amount by which a beat can be earlier than the |
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* predicted beat time, expressed as a fraction of the beat |
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* period. */ |
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double preMarginFactor; |
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/** The maximum allowed deviation from the initial tempo, |
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* expressed as a fraction of the initial beat period. */ |
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double maxChange; |
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/** The default value of expiryTime, which is the time (in |
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* seconds) after which an Agent that has no Event matching its |
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* beat predictions will be destroyed. */ |
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desc.identifier = "preMarginFactor"; |
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desc.name = "Pre-Margin Factor"; |
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desc.description = "The maximum amount by which a beat can be earlier than the predicted beat time, expressed as a fraction of the beat period."; |
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BeatRootVampPlugin::reset() |
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{
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m_processor->reset(); |
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m_firstFrame = true; |
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m_origin = Vamp::RealTime::zeroTime; |
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} |
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BeatRootVampPlugin::FeatureSet |
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BeatRootVampPlugin::process(const float *const *inputBuffers, Vamp::RealTime timestamp) |
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{
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if (m_firstFrame) {
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m_origin = timestamp; |
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m_firstFrame = false; |
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} |
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m_processor->processFrame(inputBuffers); |
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return FeatureSet(); |
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} |
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FeatureSet fs; |
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for (EventList::const_iterator i = el.begin(); i != el.end(); ++i) {
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f.timestamp = Vamp::RealTime::fromSeconds(i->time); |
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f.timestamp = m_origin + Vamp::RealTime::fromSeconds(i->time);
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fs[0].push_back(f); |
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} |
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