! rough example code using libexempi FFI
! 
! filename: "exempi-example.factor"
! 
! note make sure there's a '034.jpg' valid jpeg in the current
! working directory

USE: libexempi.ffi

xmp_init

"034.jpg" XMP_OPEN_FORUPDATE xmp_files_open_new "f" set

"f" get xmp_files_get_new_xmp "xmp" set 

xmp_string_new "s" set

"sdi" "sdi" f xmp_register_namespace

"xmp" get "sdi" "license" 
"http://creativeuncommons.org/licenses/by-sa/2.5/" 
XMP_PROP_VALUE_IS_URI 
xmp_set_property

"f" get "xmp" get xmp_files_put_xmp

"f" get XMP_CLOSE_SAFEUPDATE xmp_files_close

"xmp" get xmp_free

xmp_terminate