ff_fft_permute    259 libavcodec/fft-test.c         ff_fft_permute(s, tab);
ff_fft_permute    564 libavcodec/imc.c     ff_fft_permute(&q->fft, q->samples);
ff_fft_permute     88 libavcodec/rdft.c         ff_fft_permute(&s->fft, (FFTComplex*)data);
ff_fft_permute    114 libavcodec/rdft.c         ff_fft_permute(&s->fft, (FFTComplex*)data);