标签: javascript php
我想制作一张OMR表格Answer Checker。如何检测纸张上的方块?
答案 0 :(得分:0)
请参阅以下PHP帖子:
how to detect shape in a image with php?
How to detect position of shape in image PHP
参见GD库:
http://php.net/manual/en/book.image.php