Global Variable

kCIContextHighQualityDownsample

An option controlling the quality of image downsampling operations performed by the context.

Declaration

const CIContextOption kCIContextHighQualityDownsample;

Discussion

The value for this key is an NSNumber object containing a Boolean value. A value of YES (the default in macOS) results in higher image quality and lower performance. In iOS and tvOS, the default value is NO.