456          opus_int16 * factors,  in compute_bitrev_table()  argument
460    const int p=*factors++; /* the radix  */  in compute_bitrev_table()
461    const int m=*factors++; /* stage's fft length/p */  in compute_bitrev_table()
476          compute_bitrev_table( Fout , f, fstride*p, in_stride, factors,st);  in compute_bitrev_table()
574         if (!kf_factor(nfft,st->factors))  in opus_fft_alloc_twiddles()
583         compute_bitrev_table(0, bitrev, 1,1, st->factors,st);  in opus_fft_alloc_twiddles()
635        p = st->factors[2*L];  in opus_fft()
636        m = st->factors[2*L+1];  in opus_fft()
640     m = st->factors[2*L-1];  in opus_fft()
644           m2 = st->factors[2*i-1];  in opus_fft()
647        switch (st->factors[2*i])  in opus_fft()
687       p = st->factors[2*L];  in opus_ifft()
688       m = st->factors[2*L+1];  in opus_ifft()
692    m = st->factors[2*L-1];  in opus_ifft()
696          m2 = st->factors[2*i-1];  in opus_ifft()
699       switch (st->factors[2*i])  in opus_ifft()