22 lines
641 B
Python
22 lines
641 B
Python
|
# -*- coding:utf-8 -*-
|
|||
|
|
# @Author len
|
|||
|
|
# @Create 2023/10/18 12:35
|
|||
|
|
import cv2
|
|||
|
|
import numpy as np
|
|||
|
|
|
|||
|
|
|
|||
|
|
def rotate_image(image_path, angle):
|
|||
|
|
# 读取图像
|
|||
|
|
image = cv2.imread(image_path)
|
|||
|
|
# 获取图像的尺寸和中心点
|
|||
|
|
h, w = image.shape[:2]
|
|||
|
|
center = (w // 2, h // 2)
|
|||
|
|
# 获取旋转矩阵
|
|||
|
|
M = cv2.getRotationMatrix2D(center=center, angle=-angle, scale=1.0)
|
|||
|
|
# 进行仿射变换，borderValue设置为白色（255, 255, 255）
|
|||
|
|
rotated_image = cv2.warpAffine(src=image, M=M, dsize=(w, h), borderValue=(255, 255, 255))
|
|||
|
|
return rotated_image
|
|||
|
|
|
|||
|
|
tu = rotate_image('QR/1.jpg',15)
|
|||
|
|
cv2.imshow("tu", tu)
|
|||
|
|
cv2.waitKey()
|