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author | Kostya Shishkov <kostya.shishkov@gmail.com> | 2008-01-16 17:07:34 +0000 |
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committer | Kostya Shishkov <kostya.shishkov@gmail.com> | 2008-01-16 17:07:34 +0000 |
commit | 95e3fdb846847dd91d3a04bebbdefcab48813d83 (patch) | |
tree | 5f66ba58d1d97e503c2103a69033ed6e3bfc6f8e /libavcodec/vc1.c | |
parent | 9ccbc672aa341d3cb4c4159e1e746ef0693ee138 (diff) | |
download | ffmpeg-streaming-95e3fdb846847dd91d3a04bebbdefcab48813d83.zip ffmpeg-streaming-95e3fdb846847dd91d3a04bebbdefcab48813d83.tar.gz |
pqindex=0 is forbidden
Originally committed as revision 11540 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/vc1.c')
-rw-r--r-- | libavcodec/vc1.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/vc1.c b/libavcodec/vc1.c index 46987c8..86ca7b9 100644 --- a/libavcodec/vc1.c +++ b/libavcodec/vc1.c @@ -1065,6 +1065,7 @@ static int vc1_parse_frame_header(VC1Context *v, GetBitContext* gb) /* Quantizer stuff */ pqindex = get_bits(gb, 5); + if(!pqindex) return -1; if (v->quantizer_mode == QUANT_FRAME_IMPLICIT) v->pq = ff_vc1_pquant_table[0][pqindex]; else @@ -1301,6 +1302,7 @@ static int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) } } pqindex = get_bits(gb, 5); + if(!pqindex) return -1; v->pqindex = pqindex; if (v->quantizer_mode == QUANT_FRAME_IMPLICIT) v->pq = ff_vc1_pquant_table[0][pqindex]; |