fastconvr-float(1) fastconvr_float - Reverse Fast Fourier Transformation CLI tool Section 1 kissfft-tools bookworm source Description FASTCONVR_FLOAT NAME fastconvr_float - Reverse Fast Fourier Transformation CLI tool USAGE -n nfft fft size to use -d use direct FIR filtering, not fast convolution -i filename input file -o filename output(filtered) file -n nfft fft size to use -h filename impulse response