FF_OUTLINK_IDX    125 libavfilter/avf_concat.c     unsigned out_no = FF_OUTLINK_IDX(outlink);
FF_OUTLINK_IDX    327 libavfilter/avf_concat.c     unsigned out_no = FF_OUTLINK_IDX(outlink);
FF_OUTLINK_IDX    385 libavfilter/f_select.c     int out_no = FF_OUTLINK_IDX(outlink);
FF_OUTLINK_IDX    367 libavfilter/src_movie.c     unsigned out_id = FF_OUTLINK_IDX(outlink);
FF_OUTLINK_IDX    562 libavfilter/src_movie.c     unsigned out_id = FF_OUTLINK_IDX(outlink);