mxf_write_cdci_common  846 libavformat/mxfenc.c     mxf_write_cdci_common(s, st, mxf_cdci_descriptor_key, 0);
mxf_write_cdci_common  853 libavformat/mxfenc.c     mxf_write_cdci_common(s, st, mxf_mpegvideo_descriptor_key, 8);