avcodec/vc1_mc: use the same reference as luma does in ff_vc1_mc_4mv_chroma()

Fixes Ticket3230

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-12-24 22:47:38 +01:00
parent b94e85453e
commit b51cc701bc

View File

@ -529,7 +529,7 @@ void ff_vc1_mc_4mv_chroma(VC1Context *v, int dir)
/* calculate chroma MV vector from four luma MVs */
if (!v->field_mode || (v->field_mode && !v->numref)) {
valid_count = get_chroma_mv(mvx, mvy, intra, 0, &tx, &ty);
chroma_ref_type = v->reffield;
chroma_ref_type = v->ref_field_type[dir];
if (!valid_count) {
s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][0] = 0;
s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][1] = 0;