472     int         x, y, mv_x, mv_y, mv_delta, offs, mb_offset, blks_per_mb,  in decode_mb_info()  local
486     mv_x = mv_y = 0;  in decode_mb_info()
523                 mb->mv_x = mb->mv_y = 0; /* no motion vector coded */  in decode_mb_info()
528                         mb->mv_y = ivi_scale_mv(ref_mb->mv_y, mv_scale);  in decode_mb_info()
531                         mb->mv_y = ref_mb->mv_y;  in decode_mb_info()
562                     mb->mv_x = mb->mv_y = 0; /* there is no motion vector in intra-macroblocks */  in decode_mb_info()
569                                 mb->mv_y = ivi_scale_mv(ref_mb->mv_y, mv_scale);  in decode_mb_info()
572                                 mb->mv_y = ref_mb->mv_y;  in decode_mb_info()
578                         mv_y += IVI_TOSIGNED(mv_delta);  in decode_mb_info()
583                         mb->mv_y = mv_y;  in decode_mb_info()
588                             mv_y += IVI_TOSIGNED(mv_delta);  in decode_mb_info()
594                             mb->b_mv_y = -mv_y;  in decode_mb_info()
599                         mb->b_mv_y = -mb->mv_y;  in decode_mb_info()
601                         mb->mv_y = 0;  in decode_mb_info()
608 …if ( x +  (mb->mv_x   >>s) +                 (y+               (mb->mv_y   >>s))*band->pitch < 0 ||  in decode_mb_info()
610                    + (y+band->mb_size - 1 +((mb->mv_y+s)>>s))*band->pitch > band->bufsize -1) {  in decode_mb_info()
611 …og(avctx, AV_LOG_ERROR, "motion vector %d %d outside reference\n", x*s + mb->mv_x, y*s + mb->mv_y);  in decode_mb_info()