The number of image planes associated with this format (type CFNumber). Each plane may contain a single component or an interleaved set of components. Note that if your pixel format is not planar, you can put the required format keys at the top-level dictionary.
Available in Mac OS X v10.4 and later.
Declaration Syntax Version Information- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)