将地址为"C:\\Users\\11508\\Desktop\\123\\c631cd14-ebb2-4953-92cb-5ffe25610ea3.bmp"的图像进行灰度级归一化处理,再取图中间矩形区域转化为灰度级曲线图形并显示
时间: 2024-01-01 08:23:34 浏览: 12
以下是将图像进行灰度级归一化处理,并将中间矩形区域转化为灰度级曲线图形并显示的代码示例:
```python
import cv2
import numpy as np
import matplotlib.pyplot as plt
# 读取图像
image_path = "C:\\Users\\11508\\Desktop\\123\\c631cd14-ebb2-4953-92cb-5ffe25610ea3.bmp"
image = cv2.imread(image_path)
# 灰度级归一化处理
gray_image = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
normalized_image = cv2.normalize(gray_image, None, 0, 255, cv2.NORM_MINMAX)
# 获取图像中间矩形区域
height, width = normalized_image.shape
rect_width = int(width * 0.5)
rect_height = int(height * 0.5)
start_x = int((width - rect_width) / 2)
start_y = int((height - rect_height) / 2)
end_x = start_x + rect_width
end_y = start_y + rect_height
rect_image = normalized_image[start_y:end_y, start_x:end_x]
# 绘制灰度级曲线图形并显示
x = np.arange(rect_width)
y = np.mean(rect_image, axis=0)
plt.plot(x, y, color='gray')
plt.xlabel('Pixel')
plt.ylabel('Gray Level')
plt.title('Gray Level Curve')
plt.show()
```
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