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

Fixes crash Fixes Ticket2714 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago · b791a0831b
parent 7ebab4159a
commit b791a0831b
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/x86/dsputil_init.c
+++ b/libavcodec/x86/dsputil_init.c
@ -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;