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# -*- coding: UTF-8 -*-
import argparse
import cv2
import os
# 使用方法： ，
#便历图片，合格则保存，不合格则删除
def variance_of_laplacian ( image ) :
# 使用拉普拉斯算子提取图像边缘信息，计算边缘的平均方差
return cv2 . Laplacian ( image , cv2 . CV_64F ) . var ( )
def read_path ( file_pathname ) :
#遍历该目录下的所有图片文件
for filename in os . listdir ( file_pathname ) :
print ( filename )
image = cv2 . imread ( file_pathname + ' / ' + filename )
# 取图片的灰度通道
gray = cv2 . cvtColor ( image , cv2 . COLOR_BGR2GRAY )
fm = variance_of_laplacian ( gray )
# 如果得分比阈值低，认为是模糊
if fm < 100.0 :
os . remove ( file_pathname + ' / ' + filename )
#read_path(r"C:\Users\xinluo\PycharmProjects\pythonProject\Saved Pictures")
#print(os.getcwd())
