【摘要】 结合定点DSP芯片TMS320C6416,给出了MPEG-4AAC(LC)音频解码器在其测试评估平台(TEB)上的实现方案,并从多方面对AAC(LC)解码器进行了优化设计。实验结果表明,在确保音频解码质量的同时,算法的运行速度和存储器占用情况都有了较大的改善,为视频及其它应用留下了充足的处理空间。更多还原

【Abstract】 Study on MPEG-4’S implementation on high-performance DSP chips is of paramount im-portance.This paper presents the solution of AAC(LC)decoder on TMS320C6416.Some of its key mod-ules are also optimized with the particular features of TMS320C6416.Experiment results show favorable improvements as to the speed of the algorithm and the memory used,with the quality of audio guaran-teed.[更多还原