Patent ID: 8837595
Filing Date: 2014-09-16
Classification: G06T,H04N,H04W

Abstract:
1. A motion estimation method, applied to a video signal comprising a first frame and a second frame, the method comprising: capturing a matching window from the first frame; capturing a searching area from the second frame, the searching area comprising a plurality of searching blocks each having a size equal to that of the matching window; selecting a searching block from the plurality of searching blocks; calculating a difference between pixel data of the selected searching block and pixel data of the matching window to simultaneously obtain N total differences corresponding to N different searching blocks, N being an integer greater than 1; and determining a motion vector corresponding to the matching window according to at least the N total differences, wherein selecting the searching block from the plurality of searching blocks and calculating the difference between the pixel data of the selected searching block and the pixel data of the matching window comprises: