Python 验证码识别详解编程语言

Python识别验证码

#encoding=utf-8 
import Image,ImageEnhance,ImageFilter 
import sys 
  
image_name = "./1.jpeg" 
  
#去处 干扰点 
im = Image.open(image_name) 
im = im.filter(ImageFilter.MedianFilter()) 
enhancer = ImageEnhance.Contrast(im) 
im = enhancer.enhance(2) 
im = im.convert('1') 
  
#im.show() #测试查看 
  
s = 12      #启始 切割点 x 
t = 2       #启始 切割点 y 
  
w = 10      #切割 宽 +y 
h = 15      #切割 长 +x 
  
im_new = [] 
for i in range(4): #验证码切割 
    im1 = im.crop((s+w*i+i*2,t,s+w*(i+1)+i*2,h)) 
    im_new.append(im1) 
  
#im_new[0].show()#测试查看 
  
xsize, ysize = im_new[0].size 
gd = [] 
for i in range(ysize): 
    tmp=[] 
    for j in range(xsize): 
        if( im_new[0].getpixel((j,i)) == 255 ): 
            tmp.append(1) 
        else: 
            tmp.append(0) 
    gd.append(tmp) 
  
#看效果 
for i in range(ysize): 
    print gd[i]

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