getAverageIBI()

float fl::audio::detector::MusicalBeat::getAverageIBI

(

)

const

Get inter-beat interval (IBI) statistics.

Returns

Average IBI in seconds (time between beats)

Definition at line 90 of file musical_beat_detector.cpp.hpp.

                                       {
    if (mIBIHistory.empty()) {
        return 0.0f;
    }
 
    u32 sum = 0;
    for (size i = 0; i < mIBIHistory.size(); ++i) {
        sum += mIBIHistory[i];
    }
 
    float avgFrames = static_cast<float>(sum) / static_cast<float>(mIBIHistory.size());
    return (avgFrames * static_cast<float>(mConfig.samplesPerFrame)) /
           static_cast<float>(mConfig.sampleRate);
}

References mConfig, and mIBIHistory.

Referenced by ~MusicalBeat(), calculateBeatConfidence(), processSample(), and updateBPMEstimate().

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