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vc1dec: restructure interpmvp code

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This fixes a valgrind warning about use of uninitialized stuff
(no actual such use occurs though)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-05-17 15:05:55 +02:00
parent 98c292a7a8
commit ebe8c7fe52
1 changed files with 2 additions and 2 deletions
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4
libavcodec/vc1dec.c
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@ -4245,7 +4245,6 @@ static void vc1_decode_b_mb_intfi(VC1Context *v)
int dmv_x[2], dmv_y[2], pred_flag[2];
int bmvtype = BMV_TYPE_BACKWARD;
int idx_mbmode;
int av_uninit(interpmvp);
mquant = v->pq; /* Lossy initialization */
s->mb_intra = 0;
@ -4298,6 +4297,7 @@ static void vc1_decode_b_mb_intfi(VC1Context *v)
else
fwd = v->forward_mb_plane[mb_pos];
if (idx_mbmode <= 5) { // 1-MV
int interpmvp = 0;
dmv_x[0] = dmv_x[1] = dmv_y[0] = dmv_y[1] = 0;
pred_flag[0] = pred_flag[1] = 0;
if (fwd)
@ -4320,7 +4320,7 @@ static void vc1_decode_b_mb_intfi(VC1Context *v)
if (bmvtype != BMV_TYPE_DIRECT && idx_mbmode & 1) {
get_mvdata_interlaced(v, &dmv_x[bmvtype == BMV_TYPE_BACKWARD], &dmv_y[bmvtype == BMV_TYPE_BACKWARD], &pred_flag[bmvtype == BMV_TYPE_BACKWARD]);
}
if (bmvtype == BMV_TYPE_INTERPOLATED && interpmvp) {
if (interpmvp) {
get_mvdata_interlaced(v, &dmv_x[1], &dmv_y[1], &pred_flag[1]);
}
if (bmvtype == BMV_TYPE_DIRECT) {