openCV想求图片中毛发角度，出现了断电，请问怎么解决呢

用VS2019做的项目，想求图片中毛发的方向，然后出现了断点，代码就这么多，怎么解决呢？

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帮你找了个相似的问题, 你可以看下: https://ask.csdn.net/questions/7649377
这篇博客也不错, 你可以看下OpenCV零基础从配置环境到读取图片，输出各种灰度腐蚀图，最后输出直方图，做矩阵运算等等
您还可以看一下 AI100讲师老师的计算机视觉实战：如何使用OpenCV构建视觉应用课程中的计算机视觉实战：如何使用OpenCV快速构建视觉应用小节, 巩固相关知识点

除此之外, 这篇博客: 深度学习和目标检测系列教程 20-300：OpenCV与图像处理：霍夫变换技术实现直线检测中的 检测视频中的车道 部分也许能够解决你的问题, 你可以仔细阅读以下内容或跳转源博客中阅读:

#coding=gbk
'''
@Author：Runsen
'''
import cv2
import numpy as np

def make_coordinates(image, line_parameters):
    slope, intercept = line_parameters
    y1 = image.shape[0]
    y2 = int(y1*(3/5))
    x1 = int((y1 - intercept)/slope)
    x2 = int((y2 - intercept)/slope)
    return np.array([x1, y1, x2, y2])

def average_slope_intercept(image, lines):
    left_fit = []
    right_fit = []
    for line in lines:
        x1, y1, x2, y2 = line.reshape(4)
        parameters = np.polyfit((x1, x2), (y1, y2), 1)
        slope = parameters[0]
        intercept = parameters[1]
        if slope < 0:
            left_fit.append((slope, intercept))
        else:
            right_fit.append((slope, intercept))
    left_fit_average = np.average(left_fit, axis=0)
    right_fit_average = np.average(right_fit, axis=0)
    left_line = make_coordinates(image, left_fit_average)
    right_line = make_coordinates(image, right_fit_average)
    return np.array([left_line, right_line])

def canny(image):
    gray = cv2.cvtColor(image, cv2.COLOR_RGB2GRAY)
    blur = cv2.GaussianBlur(gray,(5, 5), 0)
    canny = cv2.Canny(blur, 50, 150)
    return canny

def display_lines(image, lines):
    line_image = np.zeros_like(image)
    if lines is not None:
        for x1, y1, x2, y2 in lines:
            cv2.line(line_image, (x1, y1), (x2, y2), (255, 255, 255), 10)
    return line_image

def region_of_interest(image):
    height = image.shape[0]
    polygons = np.array([
    [(200, height), (1100, height), (550, 250)]
    ])
    mask = np.zeros_like(image)
    cv2.fillPoly(mask, polygons, 255)
    masked_image = cv2.bitwise_and(image, mask)
    return masked_image


cap = cv2.VideoCapture('test2.mp4')
while(cap.isOpened()):
    _, frame = cap.read()
    canny_image = canny(frame)
    cropped_image = region_of_interest(canny_image)
    lines = cv2.HoughLinesP(cropped_image, 2, np.pi/180, 100, np.array([]), minLineLength=40, maxLineGap=5)
    averaged_lines = average_slope_intercept(frame, lines)
    line_image = display_lines(frame, averaged_lines)
    combo_image = cv2.addWeighted(frame, 0.8, line_image, 1, 1)
    cv2.imshow('result',combo_image)
    if cv2.waitKey(1) == ord('q'):
        break
cap.release()
cv2.destroyAllWindows()

如果你已经解决了该问题, 非常希望你能够分享一下解决方案, 写成博客, 将相关链接放在评论区, 以帮助更多的人 ^-^

你断点那句代码的输入图像是彩色三波段图像。此句想要转化成单波段的灰度图像。
请检查你的输入图像是否是三波段的。如果是单波段的图像的话。那么就直接把这句注释掉，重新运行向下跑就可以了。
请题主给个采纳，谢谢，给我个鼓励