The MPEG standard for moving video and audio compression as well as the video compress algorithm, and the encoding and the decoding of audio compression is described.
运动视频和音频压缩标准MPEG的概述及其视频压缩算法描述，音频压缩的编码和解码。
By discussing the existing voice and audio encoding technology, the thesis designs an CNG algorithm which is based on the mask effect theory.
本文在充分讨论现有语音及音频编码技术的基础上，提出了一种基于掩蔽效应的CNG技术，并实现了该算法。
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