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    • 8. 发明申请
    • METHOD AND DEVICE FOR DISCRIMINATING A BOUNDARY OF IMAGE, AND DISPLAY PANEL
    • 用于分辨图像边界和显示面板的方法和装置
    • US20160371848A1
    • 2016-12-22
    • US14771110
    • 2014-12-03
    • BOE TECHNOLOGY GROUP CO., LTD.Beijing BOE Optoelectronics Technology Co., Ltd.
    • Peng LIUXue DONGRenwei GUOKai YANG
    • G06T7/00G06T7/40G09G5/02
    • G06T7/12G06T7/13G06T7/90G06T2207/10024G06T2207/20004G09G5/02
    • Disclosed are a method and a device for discriminating a boundary of image, and a display panel, for effectively discriminating whether an image has a boundary and in which direction the boundary is. The method for discriminating the boundary of image comprises: receiving an image information to be discriminated to form a matrix of grayscale parameter values, and dividing, with a grayscale parameter value corresponding to a sub-image unit to be processed as a center, the matrix of grayscale parameter values into a n×n matrix and a (n+2)×(n+2) matrix (S101); determining respectively in the n×n matrix and the (n+2)×(n+2) matrix: a minimum gradient and a minimum standard deviation in a row direction, in a column direction, in a first diagonal direction, and in a second diagonal direction, dispersion with respect to the minimum standard deviation and dispersion with respect to the minimum gradient (S102; S103); outputting a first code value when the determined dispersion is greater than N multiples of a minimum corresponding thereto, outputting a second code value when the determined dispersion is smaller than the N multiples of the minimum corresponding thereto (S104); determining, based on an outputted code value, whether the image to be discriminated has a boundary and in which direction the boundary is (S105).
    • 公开了一种用于区分图像边界的方法和装置以及用于有效地辨别图像是否具有边界以及边界在哪个方向上的显示面板。 用于识别图像边界的方法包括:接收要鉴别的图像信息以形成灰度参数值矩阵,并且将与要处理的子图像单元对应的灰度参数值除以中心,将矩阵 (n + 2)×(n + 2)个矩阵(S101)中的灰度参数值; 分别在n×n矩阵和第(n + 2)×(n + 2)个矩阵中确定:在列方向上在第一对角线方向上的行方向上的最小梯度和最小标准偏差, 第二对角方向,相对于最小标准偏差的色散和相对于最小梯度的色散(S102; S103); 当所确定的色散大于与其对应的最小值的N个倍数时,输出第一代码值,当所确定的色散小于与其对应的最小值的N倍数时,输出第二代码值(S104); 基于输出的代码值确定被鉴别的图像是否具有边界,并且边界在哪个方向上(S105)。