def cvshow(name,img): cv2.imshow(name,img) cv2.waitKey(0) cv2.destroyAllWindows()解释这段代码
时间: 2024-05-24 21:12:23 浏览: 14
这段代码定义了一个名为cvshow的函数,它有两个参数,分别为name和img。该函数的作用是将img变量展示在名为name的窗口中。
具体来说,函数调用cv2.imshow(name,img)用于在名为name的窗口中展示img变量的图像。接着,cv2.waitKey(0)用于等待用户按下一个键盘按键,以便用户可以查看图像。最后,cv2.destroyAllWindows()用于关闭所有打开的窗口。
因此,当该函数被调用时,它将展示img图像,并等待用户按下一个键盘按键,然后关闭窗口。
相关问题
def cvshow(name,img): cv2.imshow(name,img) cv2.waitKey(0) cv2.destroyAllWindows()
As an AI language model, I don't have access to image processing libraries such as OpenCV. However, based on the function name and its parameters, it seems to be a simple function to display an image with a given window name.
Here's how the function works:
- `name`: The name of the window where the image will be displayed.
- `img`: The image to be displayed.
The function uses the `cv2.imshow()` function to display the image in a window with the given name. The `cv2.waitKey(0)` function waits indefinitely for a key to be pressed before closing the window. Finally, the `cv2.destroyAllWindows()` function closes all windows created by the `cv2.imshow()` function.
Overall, this function is a simple way to display an image using OpenCV in a Python script.
解释代码def cvshow(name, img): cv.imshow(name, img) cv.waitKey(0) cv.destroyAllWindows()
这段代码是定义了一个函数,函数名为cvshow,有两个参数:name和img。它的作用是将一个名为name,内容为img的图像显示出来,等待用户任意按键后关闭所有窗口。其中cv.imshow()函数用于显示图像,cv.waitKey()函数用于等待用户按键,cv.destroyAllWindows()函数用于关闭所有窗口。
相关推荐
![pdf](https://img-home.csdnimg.cn/images/20210720083512.png)
![pdf](https://img-home.csdnimg.cn/images/20210720083512.png)
![zip](https://img-home.csdnimg.cn/images/20210720083736.png)
![-](https://csdnimg.cn/download_wenku/file_type_column_c1.png)
![-](https://csdnimg.cn/download_wenku/file_type_column_c1.png)
![-](https://csdnimg.cn/download_wenku/file_type_column_c1.png)
![-](https://csdnimg.cn/download_wenku/file_type_column_c1.png)
![-](https://csdnimg.cn/download_wenku/file_type_column_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)