From 2b2719acffb74134613a13661d3c4dc236226346 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sat, 7 Dec 2002 11:38:26 +0000 Subject: [PATCH] ump4 decoding fixed Originally committed as revision 1322 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/h263.c | 2 +- libavcodec/h263dec.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/libavcodec/h263.c b/libavcodec/h263.c index 98b29ad0b4..80c9a3adc8 100644 --- a/libavcodec/h263.c +++ b/libavcodec/h263.c @@ -3624,7 +3624,7 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block, #if 1 { const int abs_level= ABS(level); - if(abs_level<=MAX_LEVEL && run<=MAX_RUN){ + if(abs_level<=MAX_LEVEL && run<=MAX_RUN && !(s->workaround_bugs&FF_BUG_AC_VLC)){ const int run1= run - rl->max_run[last][abs_level] - 1; if(abs_level <= rl->max_level[last][run]){ fprintf(stderr, "illegal 3. esc, vlc encoding possible\n"); diff --git a/libavcodec/h263dec.c b/libavcodec/h263dec.c index 1f8fb44a88..2ac68060f9 100644 --- a/libavcodec/h263dec.c +++ b/libavcodec/h263dec.c @@ -442,13 +442,13 @@ retry: if(s->workaround_bugs&FF_BUG_AUTODETECT){ if(s->avctx->fourcc == ff_get_fourcc("XVIX")) s->workaround_bugs|= FF_BUG_XVID_ILACE; - +#if 0 if(s->avctx->fourcc == ff_get_fourcc("MP4S")) s->workaround_bugs|= FF_BUG_AC_VLC; if(s->avctx->fourcc == ff_get_fourcc("M4S2")) s->workaround_bugs|= FF_BUG_AC_VLC; - +#endif if(s->avctx->fourcc == ff_get_fourcc("UMP4")){ s->workaround_bugs|= FF_BUG_UMP4; s->workaround_bugs|= FF_BUG_AC_VLC;