ff_dnxhd_check_header_prefix   48 libavcodec/dnxhd_parser.c             if (ff_dnxhd_check_header_prefix(state & 0xffffffffff00LL) != 0) {
ff_dnxhd_check_header_prefix   90 libavcodec/dnxhddata.h     return ff_dnxhd_check_header_prefix(prefix);