Patent ID: 9230359
Filing Date: 2016-01-05
CPC Classification: G06K,G06T

Claim Text:
1. A method performed by a processor for resizing a digital image comprising: transforming the digital image into a 3D image by projecting the digital image onto a lateral surface of a 3D cylinder, wherein for each pixel (x, y) of the digital image the corresponding pixel of the 3D image is (R*sin(x/R), y, R*cos(x/R)), wherein R is the radius of the 3D cylinder; applying perspective projection to transform the 3D image into a 2D image, wherein the 2D image has a plurality of original edges; and calculating a plurality of new edges for the 2D image, wherein the plurality of new edges form a rectangular shape which fully covers the 2D image, and wherein the plurality of new edges and plurality of original edges of the 2D image form a plurality of areas.