Lines Matching refs:Ra
159 int Ra, Rb, Rc, Rd;
166 Ra = x ? R(dst, x - stride) : R(last, x);
172 D2 = Rc - Ra;
186 W(dst, x, Ra);
202 W(dst, x, Ra);
208 RItype = (FFABS(Ra - Rb) <= state->near) ? 1 : 0;
214 pred = Ra + err;
216 if(Rb < Ra)
225 pred = mid_pred(Ra, Ra + Rb - Rc, Rb);