Method binToFreq

src/fl/audio/fft/fft.cpp.hpp:104–109

int Bins::sampleRate() const { return mSampleRate; }

float Bins::binToFreq(int i) const {
    int nbands = static_cast<int>(mBinsRaw.size());
    if (nbands <= 1) return mFmin;
    float m = fl::logf(mFmax / mFmin);
    return mFmin * fl::expf(m * static_cast<float>(i) / static_cast<float>(nbands - 1));
}

int Bins::freqToBin(float freq) const {
    int nbands = static_cast<int>(mBinsRaw.size());