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我想在一个程序中先进行模版匹配，再进行颜色识别。 可是模版匹配需要用灰度图，颜色识别需要用rgb彩图，怎么做？
可以，模版匹配后更改sensor.set_pixformat(sensor.RGB565)即可
下面的程序可供参考：
第二种方法，可以尝试再模版匹配识别到的范围内调用img.grayscale_to_rgb（）函数
