G.729语音编码算法研究及基于DSP的实现

Research of G.729 Voice Codeing Algorithm and Implementation Based on DSP

对G.729语音编解码算法的原理进行了简要分析,并提出了一种基于DSP芯片TMS320VC5510的语音编解码算法的实现方法。针对算法特征及体系结构的特点,提出了一些有效的优化措施。实验结果表明,运算复杂度大大降低,且在语音的编解码压缩过程中具有很好的重建效果。

The paper briefly analyzes the principle of G. 729 speech coding and decoding algorithms and proposes a implemention method of speech coding and decoding algorithm based on DSP TMS320VC5510. Aming at the characteristics of algorithms and the architecture, some effective optimization methods are proposed. Test results show that the operation complexity is reduced greatly and the method has good reconstruction effect in process of speech coding and decoding compression.