if (s->pict_type == AV_PICTURE_TYPE_P) {
for (i = 0; i < 4; i++) {
s->current_picture.motion_val[1][s->block_index[i] + v->blocks_off][0] = mx;
if (s->pict_type == AV_PICTURE_TYPE_P) {
for (i = 0; i < 4; i++) {
s->current_picture.motion_val[1][s->block_index[i] + v->blocks_off][0] = mx;