python纵向合并任意多个图片,files是要拼接的文件list
# -*- coding:utf-8 -*- def mergeReport(files): from PIL import Image import numpy as np baseimg=Image.open(files[0]) sz = baseimg.size basemat=np.atleast_2d(baseimg) for file in files[1:]: im=Image.open(file) #resize to same width sz2 = im.size if sz2!=sz: im=im.resize((sz[0],round(sz2[0] / sz[0] * sz2[1])),Image.ANTIALIAS) mat=np.atleast_2d(im) basemat=np.append(basemat,mat,axis=0) report_img=Image.fromarray(basemat) report_img.save('merge.png')