本文记录在使用Python中的Opencv库的过程中踩过的坑，以史为鉴。

cv2.rectangle {#cv2-rectangle}

问题 {#问题}

• {TypeError}an integer is required (got type tuple)
• {TypeError}argument for rectangle() given by name ('color') and position (3)
• {TypeError}argument for rectangle() given by name ('thickness') and position (4)
• {TypeError}an integer is required (got type tuple)

解决办法 {#解决办法}

• 坐标pt1,pt2需要是整型
• img=np.ascontiguousarray(img)，然后调用rectangle

参考资料 {#参考资料}

• https://blog.csdn.net/csdn_zhishui/article/details/105878092

文章链接：
https://www.zywvvd.com/notes/coding/python/opencv-error/opencv-error/