Finnegan, Henderson, Farabow, Garrett & Dunner LLP
Method and terminal for generating thumbnail of image
A method for generating a thumbnail of an image, includes: filtering an image to obtain an edge intensity value for each pixel point in the image; sliding a preset rectangular box on the image to perform a search and, at each searched position, calculating a distribution value of information amount in the rectangular box according to the edge intensity values of the pixel points therein; and selecting the rectangular box with the largest distribution value of information amount, and intercepting content of the image corresponding to the selected rectangular box to obtain a thumbnail of the image.
Xiaomi Inc.
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Bo Qishen Lin
Zhang Zhang Wang