cbp must be >0 here or we are in troubble

Originally committed as revision 5420 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago · 5964935c92
parent 5d18eaad13
commit 5964935c92
1 changed files with 1 additions and 0 deletions
--- a/libavcodec/h261.c
+++ b/libavcodec/h261.c
@ -264,6 +264,7 @@ void ff_h261_encode_mb(MpegEncContext * s,
    h->previous_mba = h->current_mba;

    if(HAS_CBP(h->mtype)){
+        assert(cbp>0);
        put_bits(&s->pb,h261_cbp_tab[cbp-1][1],h261_cbp_tab[cbp-1][0]);
    }
    for(i=0; i<6; i++) {