数据压缩与解码技术探讨

Discuss and Study on Data Compress and Data Decode Technique

由于INTERNET在全世界范围内广泛应用,音频、图像、视频在网络和通信方面占有越来越重要的地位.在网络上直接传送,就必须对它们进行压缩传输,然后进行解码还原.本文讨论ISO和IEC制定的JPEG和MPEG压缩和解码技术国际标准.

Multimedia develops very quickly with appearance of communication technique and computer network technique, especially Internet technique. Online video programming, network video meeting, visual longdistance communication, network page image management and so on all need the support of multimedia, especially the support of data compress and data decode technique. This paper expounds a few popular data compress and data decode technique standard in detail.