link_filter_inouts  431 libavfilter/graphparser.c         if ((ret = link_filter_inouts(filter, &curr_inputs, &open_inputs, graph)) < 0)
link_filter_inouts  570 libavfilter/graphparser.c         if ((ret = link_filter_inouts(filter, &curr_inputs, &open_inputs, log_ctx)) < 0)