dont print "vop not coded" by default

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@3523 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

libavcodec/h263.c

@@ -5780,6 +5780,7 @@ static int decode_vop_header(MpegEncContext *s, GetBitContext *gb){
     
     /* vop coded */
     if (get_bits1(gb) != 1){
+        if(s->avctx->debug&FF_DEBUG_PICT_INFO)
             av_log(s->avctx, AV_LOG_ERROR, "vop not coded\n");
         return FRAME_SKIPED;
     }