METHOD FOR IMAGE PROCESSING IN SORTER

摘要

PURPOSE: An image processing method of a foreign material sorting system is provided to minimize the time for image processing by receiving and processing images by the unit of line rather than the unit of frame. CONSTITUTION: An image processing method of a foreign material sorting system comprises the steps of: receiving images of an object photographed according to line(S21) and performing bidirectional chain code type shape recognition on the images(S22). [Reference numerals] (AA) Start; (BB) End; (S21) Receiving images according to line; (S22) Recognizing shapes; (S23) Recognition on an object is completed?; (S24) Is the object a foreign material?; (S25) Controlling an air spray unit; (S26) End?