【摘要】 在数字电视硬件平台的基础上,参考DVB-MHP标准分析了数字电视中间件模型的结构与功能,研究了JavaTV业务选择与JMF媒体呈现机制,设计完成了媒体播放器,实现了中间件平台的音/视频媒体控制和业务信息访问两个功能模块。在数字电视嵌入式平台上进行了性能测试,并获得良好的播放效果。更多还原

【Abstract】 Based on the hardware platform of digital television (DTV), the architecture and functions of the middleware model were analyzed with reference to the DVB-MHP standard. With the study of JavaTV and JMF, the core part of the middleware system called media player was implemented. A media player performance test was launched on the DTV platform and good broadcasting effect was got.更多还原