用opencv处理一下
pillow也可以,但是试过有时候会把图片自动旋转180°,cv没有这个问题
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import os from cv2 import cv2 def split_image(src_path, rownum, colnum, file ): img = cv2.imread(src_path) # cv2.imwrite(path, img) size = img.shape[ 0 : 2 ] w = size[ 1 ] h = size[ 0 ] # print(file, w, h) # 每行的高度和每列的宽度 row_height = h / / rownum col_width = w / / rownum num = 0 for i in range (rownum): for j in range (colnum): # 保存切割好的图片的路径,记得要填上后缀,以及名字要处理一下,可以是 # src_path.split('.')[0] + '_' + str((i+1)*(j+1)) + '.jpg' save_path = '' row_start = j * col_width row_end = (j + 1 ) * col_width col_start = i * row_height col_end = (i + 1 ) * row_height # print(row_start, row_end, col_start, col_end) # cv2图片: [高, 宽] child_img = img[col_start:col_end, row_start:row_end] cv2.imwrite(save_path, child_img) if __name__ = = '__main__' : # 可以遍历文件夹 # file_path = r'我是路径(文件夹路径)' # for file in file_names: # src_path 具体图片路径,包含后缀 src_path = '' row = 4 col = 4 split_image(src_path, row, col, file .split( '.' )[ 0 ]) |
原图:
切割后:
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原文链接:https://blog.csdn.net/qq_43622870/article/details/123970530