目录
[ROI 坐标和大小获取](#ROI 坐标和大小获取)
ROI 坐标和大小获取
python
import cv2
# 读取图片
image = cv2.imread('1.jpg')
# 显示图片并选择ROI
roi = cv2.selectROI(image, fromCenter=False, showCrosshair=True)
# 打印ROI坐标和大小
print(f"ROI: {roi}")
# 显示选择的ROI区域
x, y, w, h = roi
roi_image = image[y:y+h, x:x+w]
cv2.imshow('ROI', roi_image)
cv2.waitKey(0)
cv2.destroyAllWindows()