- factor1 = &ctx->idct_factor[0];
- factor2 = &ctx->idct_factor[DV_PROFILE_IS_HD(d) ? 4096 : 2816];
- if (d->height == 720) {
- iweight1 = &ff_dv_iweight_720_y[0];
- iweight2 = &ff_dv_iweight_720_c[0];
- } else {
- iweight1 = &ff_dv_iweight_1080_y[0];
- iweight2 = &ff_dv_iweight_1080_c[0];
- }
- if (DV_PROFILE_IS_HD(d)) {
- for (c = 0; c < 4; c++) {
- for (s = 0; s < 16; s++) {
- for (i = 0; i < 64; i++) {
- *factor1++ = (dv100_qstep[s] << (c + 9)) * iweight1[i];
- *factor2++ = (dv100_qstep[s] << (c + 9)) * iweight2[i];
- }
- }
- }
- } else {
- iweight1 = &ff_dv_iweight_88[0];
- for (j = 0; j < 2; j++, iweight1 = &ff_dv_iweight_248[0]) {
- for (s = 0; s < 22; s++) {
- for (i = c = 0; c < 4; c++) {
- for (; i < dv_quant_areas[c]; i++) {
- *factor1 = iweight1[i] << (ff_dv_quant_shifts[s][c] + 1);
- *factor2++ = (*factor1++) << 1;
- }
- }
- }
- }
- }
-