Provided by: kissfft-tools_131.1.0-2_amd64 bug

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