Lines Matching refs:len4
170 const int len4 = s->len4, len3 = len4 * 3, len8 = len4 >> 1;
179 if (k < len4) {
180 tmp.re = -src[ len4 + k] + src[1*len4 - 1 - k];
183 tmp.re = -src[ len4 + k] - src[5*len4 - 1 - k];
184 tmp.im = src[-len4 + k] - src[1*len3 - 1 - k];
212 int i, j, len8 = s->len4 >> 1, l_ptwo = 1 << s->ptwo_fft.nbits;
265 s->len4 = len2 / 2;
283 s->twiddle_exptab = av_malloc_array(s->len4, sizeof(*s->twiddle_exptab));
287 theta = 0.125f + (scale < 0 ? s->len4 : 0);
289 for (i = 0; i < s->len4; i++) {