Provided by: kissfft-tools_131.1.0-3build2_amd64 

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
kissfft-tools January 2021 FASTCONVR_FLOAT(1)