if (!samples_per_frame)
return -1;
+ if (!time_base.num) {
+ av_log(s, AV_LOG_ERROR, "timebase not set for audio interleave\n");
+ return -1;
+ }
for (i = 0; i < s->nb_streams; i++) {
AVStream *st = s->streams[i];
AudioInterleaveContext *aic = st->priv_data;