Cartesian Perceptual Compression

Cartesian Perceptual Compression (CPC) is a proprietary lossy-compressed bi-level image file format developed by Cartesian Products.

Identification
Files begin with bytes.

Sample files

 * http://www.cartesianinc.com/Demo/CPCStreams/

Links

 * CPC Technical Information
 * Cartesian Products, Inc.
 * Wikipedia article