AVFilterLink *link = filter->inputs[i];
if (!link) continue;
+ if (!link->src || !link->dst) {
+ av_log(filter, AV_LOG_ERROR,
+ "Not all input and output are properly linked (%d).\n", i);
+ return AVERROR(EINVAL);
+ }
switch (link->init_state) {
case AVLINK_INIT:
}
if (link->time_base.num == 0 && link->time_base.den == 0)
- link->time_base = link->src && link->src->nb_inputs ?
+ link->time_base = link->src->nb_inputs ?
link->src->inputs[0]->time_base : AV_TIME_BASE_Q;
if (link->type == AVMEDIA_TYPE_VIDEO) {