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Title:
METHOD FOR PROCESSING IMAGE
Document Type and Number:
Japanese Patent JPH0546758
Kind Code:
A
Abstract:

PURPOSE: To provide an image processing method capable of executing at a higher speed than heretofore in respecdt to iamge thinning prodessing for thinning a binary graphic into a graphic with line width '1'.

CONSTITUTION: When conditions 3-1 (step 1) to 3-3 (step 3) are not formed, a picture element(PE) just before an objective PE and an PE corresponding to the position of the objective PE in a scanning line just before the objective PE are index-like PE values and the PEs concerned are set up to peripheral PE values, the number of 8-connections is '1' (NOT in conditions 3-4, 3-5), and when eight nearly-by PEs are expential PE values, the objective PE is set up to the peripheral PEs. When the objective PE is not an independent point (NOT in condition 3-6), an index-like PE value is applied to the objective PE.


Inventors:
MIYAKOSHI EIJI
NAKAHIRA HIROYUKI
SAKIYAMA SHIRO
MARUYAMA MASAKATSU
Application Number:
JP20417291A
Publication Date:
February 26, 1993
Filing Date:
August 14, 1991
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
G06T5/30; (IPC1-7): G06F15/66
Attorney, Agent or Firm:
Akira Kobiji (2 outside)



 
Next Patent: JPH0546759