Methods and apparatus for encoding a digital video signal
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United States of America Patent
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Dec 13, 2011
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N/A
app pub date -
Jul 26, 2010
filing date -
Jul 28, 2005
priority date (Note) -
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Abstract
An apparatus for encoding an image. In one embodiment, the apparatus comprises a hash function module for determining changes to a plurality of scan blocks of an image; an encoder module, coupled to the hash function module, for encoding each scan block in the plurality of scan blocks as layers of increasing quality; and selecting specific scan blocks having a specific quality layer for transmission in response to the hash function module change determination.
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