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avcodec/x86/dsputil_init: only use xvid idct for lowres=0 

Fixes crash
Fixes Ticket2714

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-07-01 20:48:38 +02:00
parent 7ebab4159a
commit b791a0831b
1 changed files with 1 additions and 1 deletions
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2
libavcodec/x86/dsputil_init.c
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@ -621,7 +621,7 @@ static av_cold void dsputil_init_sse2(DSPContext *c, AVCodecContext *avctx,
#if HAVE_SSE2_INLINE
const int high_bit_depth = avctx->bits_per_raw_sample > 8;
if (!high_bit_depth && avctx->idct_algo == FF_IDCT_XVIDMMX) {
if (!high_bit_depth && avctx->idct_algo == FF_IDCT_XVIDMMX && avctx->lowres == 0) {
c->idct_put = ff_idct_xvid_sse2_put;
c->idct_add = ff_idct_xvid_sse2_add;
c->idct = ff_idct_xvid_sse2;