matlab读取图片的像素值
时间: 2023-09-01 10:10:07 浏览: 199
要使用Matlab读取图片的像素值,可以使用imread函数读取图片并将其赋值给一个变量。例如,im = imread('path_to_image'),其中'path_to_image'是图片的路径。然后,可以使用impixel函数获取指定位置像素的RGB值。例如,p = impixel(im, r, c),其中im是读取的图片,r和c是指定的行和列位置。该函数会返回一个矩阵p,每一行表示一个像素点的RGB值。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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