METHOD AND APPARATUS FOR MEDIA DATA TRANSMISSION, AND METHOD AND APPARATUS FOR MEDIA DATA RECEPTION

摘要

PURPOSE: A media data transmitting method and a device and a media data receiving method and the device are provided to set a playing class for each segment, thereby properly processing the segment according to the playing class. CONSTITUTION: A file transmitting unit(1410) transmits an information file about media data which playing class information about segments is included to a client. A request receiving unit(1420) receives a transmitting request about the segments from the client. A segment transmitting unit(1430) transmits the segments to the client corresponding to the transmitting request. A receiving device includes an information file receiving unit, a requesting unit and a segment receiving unit receiving the segments requested from a server. [Reference numerals] (1300) Data transmitting device; (1400) Data receiving device; (1410) File transmitting unit; (1420) Request receiving unit; (1430) Segment transmitting unit