id3v2_check_write_tag  179 libavformat/id3v2enc.c         if ((ret = id3v2_check_write_tag(id3, pb, t, ff_id3v2_tags, enc)) > 0) {
id3v2_check_write_tag  183 libavformat/id3v2enc.c         if ((ret = id3v2_check_write_tag(id3, pb, t, id3->version == 3 ?