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Image compression with tile alignment

  • US 7,158,679 B2
  • Filed: 05/29/2002
  • Issued: 01/02/2007
  • Est. Priority Date: 05/29/2001
  • Status: Expired due to Fees
First Claim
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1. An image compression apparatus, comprising:

  • a tile size determiner that determines a size of a rectangular tile for each component of a still image having a plurality of components, said size being determined arbitrarily;

    an image divider that divides the still image using the rectangular tiles, the sizes of said rectangular tiles being determined by said tile size determiner; and

    an image compression processor that performs a compression process on the still image divided by said image divider,wherein the tile size determiner includes a part that determines borders of the rectangular tiles for each of the components such that the borders do not overlap with a horizontal line and a vertical line included in the still image.

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