mxf_write_cdci_common 1002 libavformat/mxfenc.c     mxf_write_cdci_common(s, st, mxf_cdci_descriptor_key, 0);
mxf_write_cdci_common 1012 libavformat/mxfenc.c         mxf_write_cdci_common(s, st, mxf_mpegvideo_descriptor_key, 8+5);
mxf_write_cdci_common 1024 libavformat/mxfenc.c         mxf_write_cdci_common(s, st, mxf_mpegvideo_descriptor_key, 0);