AV_UTF8_FLAG_ACCEPT_NON_CHARACTERS 397 libavutil/avstring.c !(flags & AV_UTF8_FLAG_ACCEPT_NON_CHARACTERS)) AV_UTF8_FLAG_ACCEPT_NON_CHARACTERS 327 libavutil/avstring.h AV_UTF8_FLAG_ACCEPT_INVALID_BIG_CODES|AV_UTF8_FLAG_ACCEPT_NON_CHARACTERS|AV_UTF8_FLAG_ACCEPT_SURROGATES