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模板识别用例程就可以,但是 我的识别范围是整个图像,有办法先模板识别,然后再在模板的区域内进行颜色识别的吗,好像得用img.grayscale_to_rgb()这个函数?
彩色可以转成灰度,但是灰度不能转成彩色。
可以先颜色识别,再模板匹配。
可以先 拍彩色,创建副本,副本转成灰度,在副本上灰度识别,返回ROI给原图(彩图)吗? 返回ROI的函数是哪个啊?找不到