Attaches a key/value pair as an option to a gdk.Pixbuf If key already exists in the list of options attached to pixbuf, the new value is ignored and FALSE is returned.
a nul-terminated string.
TRUE on success.
2.2
Attaches a key/value pair as an option to a gdk.Pixbuf If key already exists in the list of options attached to pixbuf, the new value is ignored and FALSE is returned.