static av_always_inline void vc1_apply_p_v_loop_filter(VC1Context *v, int block_num) { MpegEncContext *s = &v->s; int mb_cbp = v->cbp[s->mb_x - s->mb_stride], block_cbp = mb_cbp >> (block_num * 4), bottom_cbp, mb_is_intra = v->is_intra[s->mb_x - s->mb_stride], block_is_intra = mb_is_intra >> (block_num * 4), bottom_is_intra; int idx, linesize = block_num > 3 ? s->uvlinesize : s->linesize, ttblk; uint8_t *dst; if (block_num > 3) { dst = s->dest[block_num - 3]; } else { dst = s->dest[0] + (block_num & 1) * 8 + ((block_num & 2) * 4 - 8) * linesize; } if (s->mb_y != s->end_mb_y || block_num < 2) { int16_t (*mv)[2]; int mv_stride; if (block_num > 3) { bottom_cbp = v->cbp[s->mb_x] >> (block_num * 4); bottom_is_intra = v->is_intra[s->mb_x] >> (block_num * 4); mv = &v->luma_mv[s->mb_x - s->mb_stride]; mv_stride = s->mb_stride; } else { bottom_cbp = (block_num < 2) ? (mb_cbp >> ((block_num + 2) * 4)) : (v->cbp[s->mb_x] >> ((block_num - 2) * 4)); bottom_is_intra = (block_num < 2) ? (mb_is_intra >> ((block_num + 2) * 4)) : (v->is_intra[s->mb_x] >> ((block_num - 2) * 4)); mv_stride = s->b8_stride; mv = &s->current_picture.motion_val[0][s->block_index[block_num] - 2 * mv_stride]; } if (bottom_is_intra & 1 || block_is_intra & 1 || mv[0][0] != mv[mv_stride][0] || mv[0][1] != mv[mv_stride][1]) { v->vc1dsp.vc1_v_loop_filter8(dst, linesize, v->pq); } else { idx = ((bottom_cbp >> 2) | block_cbp) & 3; if (idx == 3) { v->vc1dsp.vc1_v_loop_filter8(dst, linesize, v->pq); } else if (idx) { if (idx == 1) v->vc1dsp.vc1_v_loop_filter4(dst + 4, linesize, v->pq); else v->vc1dsp.vc1_v_loop_filter4(dst, linesize, v->pq); } } } dst -= 4 * linesize; ttblk = (v->ttblk[s->mb_x - s->mb_stride] >> (block_num * 4)) & 0xF; if (ttblk == TT_4X4 || ttblk == TT_8X4) { idx = (block_cbp | (block_cbp >> 2)) & 3; if (idx == 3) { v->vc1dsp.vc1_v_loop_filter8(dst, linesize, v->pq); } else if (idx) { if (idx == 1) v->vc1dsp.vc1_v_loop_filter4(dst + 4, linesize, v->pq); else v->vc1dsp.vc1_v_loop_filter4(dst, linesize, v->pq); } } }