How does python call opencv

This article mainly introduces the relevant knowledge of how python calls opencv, the content is detailed and easy to understand, the operation is simple and fast, and has a certain reference value. I believe you will gain something after reading this article on how to call opencv in python. Let's take a look at it.

Specific operation methods:

1. Find the python program in the start menu of win system.

2. Find and open the idle tool program in the python program directory.

3. Click "File" in the upper left corner of the idle tool and select "New File" to create a new shell script.

4. Enter the following command in the shell script to import the cv2 module to use opencv.

Import cv2 # Import cv2 module, using opencv

Examples of related operations:

Call opencv to read and create grayscale images in BGR order

Im = cv2.imread ('empire.jpg') / / specify the picture

Gray = cv2.cvtColor (im, cv2.COLOR_BGR2GRAY) # BGR order

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