说明：  本文详细论述了 MPEG-1 第三层音频编码算法的原理、关键技术和算法流程 以及 LAME 算法的硬件实现和优化，用以实现音频的实时编码
(This article discusses in detail the third level of MPEG-1 audio coding algorithm theory, key technology and algorithms as well as the flow LAME algorithm hardware implementation and optimization to realize the real-time audio encoding)