Save image with quality parameter in OpenCV

opencv_save_img.py

import cv2

img = cv2.imread('test.jpg')

# specify the write parameter, can be found in https://docs.opencv.org/master/d4/da8/group__imgcodecs.html#ga292d81be8d76901bff7988d18d2b42ac
write_param = [cv2.IMWRITE_JPEG_QUALITY, 90, cv2.IMWRITE_JPEG_OPTIMIZE, 1]

cv2.imwrite("test_new.jpg", img, write_param)

# Reference
# https://docs.opencv.org/master/d4/da8/group__imgcodecs.html#gabbc7ef1aa2edfaa87772f1202d67e0ce