zoom_script.py

import cv2
import mss
import numpy as np

"""
1. Install python3
2. Setting python path

```
python -m pip install numpy
python -m pip install opencv-python
python -m pip install mss
```
"""

screen_offset_x, screen_offset_y = 1920, 40
screen_size_x, screen_size_y = 1920, 1080
capture_size_x, capture_size_y = 600, 320

with mss.mss() as sct:
    # Part of the screen to capture
    monitor = {
        "top": (int) (screen_offset_y + (screen_size_y - capture_size_y) / 2),
        "left": (int) (screen_offset_x + ((screen_size_x - capture_size_x) / 2)),
        "width": capture_size_x, "height": capture_size_y
    }

    while "Screen capturing":
        # Get raw pixels from the screen, save it to a Numpy array
        img = np.array(sct.grab(monitor))

        img = cv2.resize(img, (600 *3, 320 *3))
        cv2.imshow("zoom", img)

        # Press "q" to quit
        if cv2.waitKey(25) & 0xFF == ord("q"):
            cv2.destroyAllWindows()
            break