发明名称 File structure for streaming service, apparatus and method for providing streaming service using the same
摘要 In a file structure for a streaming service and a method for providing a streaming service, a file structure includes a header object having basic information about a file and information for an application service, a data object synchronizing multimedia data with temporal information and storing it, and a key index object storing an offset and temporal information of a video block having a key frame in video blocks as a basis on a time axis for random access and reproduction. Accordingly, data can be transmitted quickly by not including unnecessary additional data, an application region can be expanded by including other media file besides a video and an audio files, because a random access and random reproduction by key index information are possible, it is possible to support various reproduction functions such as a fast play, a reverse play and random reproduction, etc.
申请公布号 US2002062313(A1) 申请公布日期 2002.05.23
申请号 US20010040192 申请日期 2001.10.26
申请人 LG ELECTRONICS INC. 发明人 LEE KYOUNG WOO;LEE SANG HYUP
分类号 G06F17/00;H04H20/42;H04H20/82;H04L29/06;H04N7/173;H04N7/24;(IPC1-7):G06F7/00 主分类号 G06F17/00
代理机构 代理人
主权项
地址