diff options
| -rw-r--r-- | libavcodec/h264_cavlc.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/libavcodec/h264_cavlc.c b/libavcodec/h264_cavlc.c index b662ee821f..c0308d080b 100644 --- a/libavcodec/h264_cavlc.c +++ b/libavcodec/h264_cavlc.c @@ -936,15 +936,15 @@ decode_intra_mb: dquant= get_se_golomb(&s->gb); - if( dquant > 25 || dquant < -26 ){ - av_log(h->s.avctx, AV_LOG_ERROR, "dquant out of range (%d) at %d %d\n", dquant, s->mb_x, s->mb_y); - return -1; - } - s->qscale += dquant; + if(((unsigned)s->qscale) > 51){ if(s->qscale<0) s->qscale+= 52; else s->qscale-= 52; + if(((unsigned)s->qscale) > 51){ + av_log(h->s.avctx, AV_LOG_ERROR, "dquant out of range (%d) at %d %d\n", dquant, s->mb_x, s->mb_y); + return -1; + } } h->chroma_qp[0]= get_chroma_qp(h, 0, s->qscale); |