The main functions that the system contains as follow: A/D transform of SDTV analog video, D/A transform of digital video, JPEG2000 compression and decompression of digital images.

• 系统完成的主要功能包括，标准清晰度电视（SDTV）视频的A/D变换、D/A变换、数字图像的JPEG2000压缩和解压缩。