Lines Matching defs:coeff
43 int32_t coeff[SUB_PIXELS][4];
91 double coeff, A = -0.60;
96 coeff = (1.0 - (A + 3.0) * d * d + (A + 2.0) * d * d * d);
98 coeff = (-4.0 * A + 8.0 * A * d - 5.0 * A * d * d + A * d * d * d);
100 coeff = 0.0;
102 return coeff;
190 s->coeff[i][j] = (int)floor((1 << COEFF_BITS) * temp[j] / sum + 0.5);
219 const int a = s->coeff[subU][0];
220 const int b = s->coeff[subU][1];
221 const int c = s->coeff[subU][2];
222 const int d = s->coeff[subU][3];
224 sum = s->coeff[subV][0] * (a * src[index - 1 - src_linesize] + b * src[index - 0 - src_linesize] +
226 s->coeff[subV][1] * (a * src[index - 1 ] + b * src[index - 0 ] +
228 s->coeff[subV][2] * (a * src[index - 1 + src_linesize] + b * src[index - 0 + src_linesize] +
230 s->coeff[subV][3] * (a * src[index - 1 + 2 * src_linesize] + b * src[index - 0 + 2 * src_linesize] +
252 sum += s->coeff[subU][dx] * s->coeff[subV][dy] * src[ ix + iy * src_linesize];