Bitstream buffer manipulation with a SIMD merge instruction
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United States of America Patent
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Oct 19, 2010
Grant Date -
May 19, 2005
app pub date -
Jul 1, 2003
filing date -
Oct 29, 2001
priority date (Note) -
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Abstract
Method, apparatus, and program means for performing bitstream buffer manipulation with a SIMD merge instruction. The method of one embodiment comprises determining whether any unprocessed data bits for a partial variable length symbol exist in a first data block is made. A shift merge operation is performed to merge the unprocessed data bits from the first data block with a second data block. A merged data block is formed. A merged variable length symbol comprised of the unprocessed data bits and a plurality of data bits from the second data block is extracted from the merged data block.
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