Apparatus for encoding and decoding header data in picture signal transmission
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United States of America Patent
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Aug 28, 2012
Grant Date -
Mar 1, 2012
app pub date -
Nov 21, 2011
filing date -
Jan 18, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A picture decoding method and apparatus for decoding a bit stream, the bit stream being compatible with MPEG 1 moving picture video standard. The method includes, receiving, via an input terminal, from a bit stream that includes extension data added in a header of a picture layer of the bit stream when the header includes control data that is newly added, in MPEG 2 standard format, the extension data of an anterior header of the picture layer. The method also includes decoding the bit stream in the picture layer using the extension data of an anterior header of the picture layer when an extension start code indicating the beginning of the extension data of the current header is not received from the bit stream.
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