Alcance
This document defines a set of lossless (bit-preserving) and lossy compression methods for coding continuous-tone, bi-level, grey-scale, colour digital still images, or multi-component images.This document:– specifies extended decoding processes for converting compressed image data to reconstructed image data;– specifies an extended codestream syntax containing information for interpreting the compressed image data;– specifies an extended file format;– specifies a container to store image metadata;– defines a standard set of image metadata;– provides guidance on extended encoding processes for converting source image data to compressed image data;– provides guidance on how to implement these processes in practice.