Function rexiv2::unregister_xmp_namespace

pub fn unregister_xmp_namespace(name: &str) -> Result<()>

Remove an XMP namespace from the set of known ones.

It is an error to unregister a namespace that isn’t registered.

Examples

assert_eq!(rexiv2::register_xmp_namespace("http://creativecommons.org/ns#/", "cc"), Ok(()));
assert_eq!(rexiv2::unregister_xmp_namespace("http://creativecommons.org/ns#/"), Ok(()));
// But note you can't unregister a namespace that has already been removed:
assert_eq!(rexiv2::unregister_xmp_namespace("http://creativecommons.org/ns#/"),
   Err(rexiv2::Rexiv2Error::Internal(None)));