本文以PXA270作为硬件平台,采用基于该系列处理器设计的IPP库作为MPEG-4编解码的基本函数,结合视频采集和回放模块实现了一种视频传输系统。实验结果表明,该方案能有效提高处理器效率并达到实时传输的预期设计效果。This paper designes and implements a MPEG-4 video transmission system based on hardware platform XScale PXA270 and IPP designed for the processor.The experiment result shows that this system performs well in improving the microprocessor's per-formance and real-time transmission as expected.基于宽带移动网络的流媒体终端(3502Z20063003
