The decode array for the image.
- iOS 7.0+
- macOS 10.9+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 4.0+
Prior to transformations caused by the colorspace, color channels are subject to a linear transformation. This allows for a different range than the typical
NULL indicates default behavior of
[0,1 range, and is what you should use if you don't understand this parameter. See description of
init(width: for a discussion of decode arrays. See also Decode Arrays section of Chapter 4.8 of the PDF specification. The vImage_CGImageFormat is not capable of managing the memory held by the decode array. If you created a decode array on the heap, you must be sure to release it before all references to it disappear from scope.