detectEnhancedBeats()

void fl::AudioReactive::detectEnhancedBeats ( fl::u32 currentTimeMs )

private

Definition at line 470 of file audio_reactive.cpp.

                                                           {
    // Reset beat flags
    mCurrentData.bassBeatDetected = false;
    mCurrentData.midBeatDetected = false;
    mCurrentData.trebleBeatDetected = false;
    
    // Skip if enhanced beat detection is disabled
    if (!mConfig.enableSpectralFlux && !mConfig.enableMultiBand) {
        return;
    }
    
    // Need minimum time since last beat for enhanced detection too
    if (currentTimeMs - mLastBeatTime < BEAT_COOLDOWN) {
        return;
    }
    
    // Spectral flux-based beat detection
    if (mConfig.enableSpectralFlux && mSpectralFluxDetector) {
        bool onsetDetected = mSpectralFluxDetector->detectOnset(
            mCurrentData.frequencyBins,
            mPreviousMagnitudes.data()
        );
        
        if (onsetDetected) {
            // Enhance the traditional beat detection when spectral flux confirms
            mCurrentData.beatDetected = true;
            mLastBeatTime = currentTimeMs;
        }
    }
    
    // Multi-band beat detection
    if (mConfig.enableMultiBand) {
        // Bass beat detection (bins 0-1)
        if (mCurrentData.bassEnergy > mConfig.bassThreshold) {
            mCurrentData.bassBeatDetected = true;
        }
        
        // Mid beat detection (bins 6-7)
        if (mCurrentData.midEnergy > mConfig.midThreshold) {
            mCurrentData.midBeatDetected = true;
        }
        
        // Treble beat detection (bins 14-15)
        if (mCurrentData.trebleEnergy > mConfig.trebleThreshold) {
            mCurrentData.trebleBeatDetected = true;
        }
    }
}

References BEAT_COOLDOWN, mConfig, mCurrentData, mLastBeatTime, mPreviousMagnitudes, and mSpectralFluxDetector.

Referenced by processSample().

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