切割前圖片

切割后四個圖片

代碼

#coding:utf8import osfrom PIL import Image,ImageDraw,ImageFileimport numpyimport pytesseractimport cv2import imagehashimport collectionsclass pictureIdenti: #rownum：切割行數(shù)；colnum：切割列數(shù)；dstpath：圖片文件路徑；img_name：要切割的圖片文件 def splitimage(self, rownum=1, colnum=4, dstpath="D:/work/python36_crawl/Veriycode",     img_name="D:/work/python36_crawl/Veriycode/mode_5246.png",):  img = Image.open(img_name)  w, h = img.size  if rownum <= h and colnum <= w:   print('Original image info: %sx%s, %s, %s' % (w, h, img.format, img.mode))   print('開始處理圖片切割, 請稍候...')   s = os.path.split(img_name)   if dstpath == '':    dstpath = s[0]   fn = s[1].split('.')   basename = fn[0]   ext = fn[-1]   num = 1   rowheight = h // rownum   colwidth = w // colnum   file_list = []   for r in range(rownum):    index = 0    for c in range(colnum):     # (left, upper, right, lower)     # box = (c * colwidth, r * rowheight, (c + 1) * colwidth, (r + 1) * rowheight)     if index<1:      colwid = colwidth+6     elif index<2:      colwid = colwidth + 1     elif index < 3:      colwid = colwidth     box = (c * colwid, r * rowheight, (c + 1) * colwid, (r + 1) * rowheight)     newfile = os.path.join(dstpath, basename + '_' + str(num) + '.' + ext)     file_list.append(newfile)     img.crop(box).save(os.path.join(dstpath, basename + '_' + str(num) + '.' + ext), ext)     num = num + 1     index+=1   for f in file_list:    print(f)   print('圖片切割完畢，共生成 %s 張小圖片。' % num)

以上這篇python3 實(shí)現(xiàn)驗(yàn)證碼圖片切割的方法就是小編分享給大家的全部內(nèi)容了，希望能給大家一個參考，也希望大家多多支持武林站長站。