Proper noun
PCX
(file format) An image file format, no longer widely used, supporting up to 256 colours.
A DCX file consists of a header introducing a set of following PCX files. citation PCX file format PCX files were designed for use on IBM-compatible PCs and always use little endian byte ordering. Source: Internet
If a PCX file has a 256-color palette, it is found 768 bytes from the end of the file. Source: Internet
As computers and display hardware grow more sophisticated, the PCX algorithm becomes less space-efficient. Source: Internet
Color palette A PCX file has space in its header for a 16 color palette. Source: Internet
Colors values in a PCX palette always use 8 bits, regardless of the bit depth of the image. Source: Internet
Image data compression PCX image data are compressed using run-length encoding (RLE), a simple lossless compression algorithm that collapses a series of three or more consecutive bytes with identical values into a two-byte pair. Source: Internet