This paper brings forward the design and implementation of the desktop software video conferencing system based on H. 264, the most advanced video encoding and decoding technology.

阐述了基于先进视频编码技术—h . 264标准的桌面纯软件视频会议系统的设计方案及实现过程。

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Then, the text introduces the technology of JPEG encoding and decoding, and under the technology I have developed the software of the compression and decoding of the image.

介绍了JPEG编解码技术，并且运用JPEG标准完成对图像压缩和解压缩的软件设计。

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