FFT gr_fft_vxx from gnuradio import gr from gnuradio import window #if $type() == "complex" gr.fft_vcc($fft_size, $forward, $window, $shift, $nthreads) #else gr.fft_vfc($fft_size, $forward, $window, $nthreads) #end if set_nthreads($nthreads) Input Type type enum FFT Size fft_size 1024 int Forward/Reverse forward enum Window window window.blackmanharris(1024) real_vector Shift shift enum $type.hide_shift Num. Threads nthreads 1 int in $type $fft_size out complex $fft_size