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详细分析了ITU TG·729CS ACELP语音编解码算法的原理,针对算法特征及DSP体系结构特点,提出了一些有效的优化措施,在TITMS320VC5410DSP平台上实现了该算法的实时编解码.该系统的实现可应用于数字语音存储和网络多媒体通信系统等领域.
The principle of ITU TG · 729CS ACELP speech codec is analyzed in detail, and some effective optimization measures are proposed according to the characteristics of the algorithm and the characteristics of DSP architecture. The real-time coding and decoding of the algorithm is realized on the TITMS320VC5410DSP platform. Used in digital voice storage and network multimedia communication systems and other fields.