Module for calculating bar space boundary pixel points and calculating method thereof

Module for calculating bar space boundary pixel points and calculating method thereof

  • CN 101,833,640 A
  • Filed: 06/01/2010
  • Published: 09/15/2010
  • Est. Priority Date: 06/01/2010
  • Status: Active Grant
First Claim
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1. the empty boundary pixel point computing module of bar is characterized in that, comprising:

  • The scanning boundary acquiring unit obtains empty frontier point of bar and bar code direction, calculates scanning boundary;

    Sweep starting point and the sweep stopping point corresponding with sweep starting point are chosen according to described scanning boundary in the rectilinear scanning unit, calculate the coordinate of the pixel on the straight line between described sweep starting point and the described sweep stopping point.

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