基于ffmpeg的视频播放第三方库。支持iOS设备的flv、rmvb、mkv等格式的解码，并提供了DEMO。需要自己编译ffmpeg的静态库才能正常工作。-a video player based on "ffmpeg",it can paly rmvb、flv、mkv and so on...there is a DEMO which tell you how to use the lib...u may need to build a static lib for "ffmpeg" when