ISO/IEC 15444-13:2008定义了一个标准的入门级JPEG 2000编码器，该编码器提供一个或多个可选的完整编码路径，使用ISO/IEC 15444中定义的各种功能。它提供了一个入门级编码器，可以在各种应用中使用，并根据专利使用费和许可证免费声明提供使用指南。 ISO/IEC 15444-13:2008定义了一套无损（保位）和有损压缩方法，用于对双层、连续色调灰度、托盘化颜色或连续色调彩色数字静止图像进行编码。

ISO/IEC 15444-13:2008 defines a normative entry level JPEG 2000 encoder providing one or more optional complete encoding paths that use various features defined in ISO/IEC 15444. It provides for an entry-level encoder that can be used in various applications with guidelines on its use, based on patents for which royalty and license fee free declarations are available. ISO/IEC 15444-13:2008 defines a set of lossless (bit-preserving) and lossy compression methods for coding bi-level, continuous-tone greyscale, palletized colour, or continuous-tone colour digital still images.