skimage库ImageCollection函数问题

706775662

1. from skimage import data_dir, io, transform, color, filters
   
2. import cv2 as cv
   
3. import numpy as np
   
4. import os
   
5. 
   
6. 
   
7. def convert_gray(f):
   
8.     rgb = io.imread(f)
   
9.     gray = cv.cvtColor(rgb, cv.COLOR_RGB2GRAY)
   
10.     ret, binary = cv.threshold(gray, 0, 255, cv.THRESH_BINARY|cv.THRESH_OTSU)
    
11.     # 大津法
    
12.     # binary = cv.adaptiveThreshold(gray, 255, cv.ADAPTIVE_THRESH_GAUSSIAN_C, cv.THRESH_BINARY_INV, 131, 0)
    
13.     # 自适应阈值
    
14.     return binary
    
15. 
    
16. 
    
17. str = r'F:\Study\ground fissure experiment\7.29\X5S\input\*.jpg'  # 源文件目录
    
18. path = r'F:\ground fissure experiment\7.28\XT2\Input'  # 源文件目录
    
19. # file_list = os.listdir(path)
    
20. path1 = r'F:\Study\ground fissure experiment\7.29\X5S\ostu'  # 输出文件目录
    
21. coll = io.ImageCollection(str, load_func=convert_gray)
    
22. print(len(coll))
    
23. # for i in range(len(coll)):
    
24. # #io.imsave(r'F:\Study\ground fissure experiment\7.29\X5S\ostu\ostu_' + np.str(i) + '.jpg', coll[i])

复制代码

本来是批量生成大津法后的图片，Input文件里只有10张图像，coll里有20张不知道为啥，有一张是重复的，是代码哪里出问题了吗

706775662

Input 和 output

706775662