hex_dump_internal   77 libavformat/dump.c     hex_dump_internal(NULL, f, 0, buf, size);
hex_dump_internal   82 libavformat/dump.c     hex_dump_internal(avcl, NULL, level, buf, size);
hex_dump_internal  106 libavformat/dump.c         hex_dump_internal(avcl, f, level, pkt->data, pkt->size);