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Image processing apparatus and image processing method

  • US 20060221395A1
  • Filed: 10/17/2005
  • Published: 10/05/2006
  • Est. Priority Date: 03/29/2005
  • Status: Abandoned Application
First Claim
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1. An image processing apparatus for converting a multiple gradation image into a binary or multivalue image by use of an area gradation method according to a screen cell, comprising:

  • a receiving unit that receives an input pixel value of each pixel of the multiple gradation image and position information on the screen cell; and

    an output unit that outputs an output pixel value, which is increased or decreased with an increase in the input pixel value, at a pixel position on the screen cell corresponding to the position information, according to the input pixel value and the position information received by the receiving unit.

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