avfilter_get_by_name  565 libavfilter/avfilter.h AVFilter *avfilter_get_by_name(const char *name);
avfilter_get_by_name  120 libavfilter/avfiltergraph.c                         avfilter_open(avfilter_get_by_name("scale"),inst_name);
avfilter_get_by_name  132 libavfilter/graphparser.c     filt = avfilter_get_by_name(filt_name);