This format is used for data exchange in programs that work with vector graphics from Corel, and also for printing completed designs. It contains image data and also the metadata that describes it. In CMX it’s possible to store layers that can be independently edited. The format is recognized by Adobe Illustrator versions 6-8.
The YUV file type is primarily associated with Color Space Pixel Format. (CCIR 601 4:1:1) Bitmap image (Abekas YUV SECAM or PAL file CCIR 601 1:1:1 file)