Lines Matching defs:cos
273 float sin[511], cos[511]; ///< 8-bit cosine/sine windows over [-pi,pi]
371 ff_sine_window_init(s->cos, 256);
372 memcpy(&s->sin[255], s->cos, 256 * sizeof(s->cos[0]));
375 s->cos[510 - n] = s->cos[n];
621 * is a sine input) by doing a phase shift (in theory, H(sin())=cos()).
629 coeffs[0] = coeffs[0] * s->cos[idx];
631 last_coeff = coeffs[64] * s->cos[idx];
635 coeffs[n * 2] = coeffs[n] * s->cos[idx];
641 coeffs[n * 2] = coeffs[n] * s->cos[idx];
1429 i_lsps[n] = cos(prev_lsps[n] + fac * (lsps[n] - prev_lsps[n]));
1581 i_lsps[n] = cos(0.5 * (prev_lsps[n] + lsps[n]));
1588 i_lsps[n] = cos(lsps[n]);