Apparatus for encoding and decoding header data in picture signal transmission
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United States of America Patent
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Oct 30, 2012
Grant Date -
Sep 13, 2012
app pub date -
May 24, 2012
filing date -
Jan 18, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A picture decoding method and apparatus for encoding a video signal. The method includes performing an encoding process on the video signal to generate a bit stream compatible with MPEG 1 moving picture video standard. The method further includes controlling the encoding process so as to generate the bit stream which includes, a picture start code indicating a start point of a picture layer in a previous picture header, an extension start code indicating the beginning of extension data added when a picture header includes control data that is newly added in MPEG 2 standard format in the previous header, the extension data in the previous header, and the picture start code in a current picture header, and does not include the extension start code in the current picture header and the extension data in the current picture header.
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