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read_img.py
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"""-----------------------------------------
step 1: 定义加载照片的函数;
从源文件夹中加载所有照片,照片的格式可由参数*suffix指定,
返回值是一个list;
-----------------------------------------"""
# -*-coding:utf8-*-
import os
import cv2
"""
根据输入的文件夹路径,将该文件夹下的所有指定suffix的文件读取存入一个list
————该list的第一个元素是该文件夹的名字
"""
def readAllImg(path, *suffix):
try:
s = os.listdir(path)
resultArray = []
fileName = os.path.basename(path)
resultArray.append(fileName)
for i in s:
if endwith(i, suffix):
document = os.path.join(path, i)
img = cv2.imread(document)
resultArray.append(img)
except IOError:
print("Error")
else:
print("读取成功")
# 返回装有该路径下所有图片的list
return resultArray
# 输入一个字符串一个标签,对这个字符串的后续和标签进行匹配
# *endstring是文件后缀名:如jpg、png等
def endwith(s, *endstring):
resultArray = map(s.endswith, endstring)
if True in resultArray:
return True
else:
return False
if __name__ == '__main__':
result = readAllImg("./MySource_faces", '.jpg', '.png')
print(result[0])