一种新颖IPTV机顶盒的设计

摘要

ITPV system provides rich content and high-definition picture,IPTV STB is crucial.SWF file is the main Internet multimedia resource file format,but the IPTV STB can not play SWF files.IPTV STB for SWF files do not support technical issues,we present a way to play the SWF files by IPTV STB.Mainly through the analysis of the characteristics of SWF,the decoder design is completed by using PNX8550 as core.Storage and playing of SWF files is implemented and the function of STB is expanded effectively.%网络电视系统提供了丰富的节目内容和高清晰度的画面,IPTV机顶盒的作用至关重要。SWF文件是因特网多媒体资源的主要文件格式,但是IPTV机顶盒不能播放SWF文件。针对IPTV机顶盒不支持SWF文件的技术问题,提出一种能够播放SWF文件的IPTV机顶盒设计方案。主要从分析SWF的特点出发,以PNX8550为核心完成解码器的设计,实现存储并播放SWF文件的功能,有效拓展了机顶盒的功能。