A cmyka file extension is related to the Raw cyan, magenta, yellow, black, and alpha samples image file format.
CMYKA file extension - Raw cyan, magenta, yellow, black, and alpha samples image
What is cmyka file? How to open cmyka files?
The cmyka file extension is associated with samples image file format that stores Raw cyan, magenta, yellow, black, and alpha samples bitmap image.
CMYKA samples image can be opened in the ImageMagick image editing tool and others.
This cmyka file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.