Initializes an image object from the contents of a file.
Original signature is '- (id)initWithContentsOfURL:(NSURL *)url'
Available in 4 and later.


- url (NSURL)
- The location of the file.

The initialized image object or nil if the object could not be initialized.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)