发明名称 |
METHOD AND DEVICE FOR SYNCHRONIZING REFERENCE IMAGE AND SUPPLEMENTARY IMAGE IN REAL-TIME BROADCAST PROGRAM |
摘要 |
Provided are a method and apparatus of synchronizing a reference picture and an additional picture of a real-time broadcasting program. The method includes: receiving an MPEG-2 transport stream (MPEG-2 TS) including a program level descriptor and an elementary stream (ES) level descriptor from a picture transmitting apparatus; loading an additional picture corresponding to a reference picture included in the elementary stream (ES) level descriptor from a memory provided in the picture receiving apparatus, based on file information regarding the reference picture; calculating a time difference between a current frame of the reference picture and a reference time stamp, based on the reference time stamp which is included in the program level descriptor and indicates a start time of a frame regarding the reference picture; synchronizing the frame regarding the reference picture and a frame regarding the additional picture by using the time difference; and providing a stereoscopic picture based on the synchronized frames regarding the reference picture and the additional picture. A stereoscopic video service can be stably provided. |
申请公布号 |
EP2685728(A2) |
申请公布日期 |
2014.01.15 |
申请号 |
EP20120754829 |
申请日期 |
2012.03.09 |
申请人 |
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE |
发明人 |
JUNG, KWANGHEE;YIM, HYUN JEONG;YUN, KUG JIN;LEE, GWANG SOON;KWON, HYOUNG JIN;CHEONG, WON SIK;HUR, NAM HO |
分类号 |
H04N13/00;H04N21/2362;H04N21/43;H04N21/434;H04N21/462;H04N21/63;H04N21/81;H04N21/8547 |
主分类号 |
H04N13/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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