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本文实例讲述了Python3将jpg转为pdf文件的方法。分享给大家供大家参考,具体如下:
为左权等地区用户提供了全套网页设计制作服务,及左权网站建设行业解决方案。主营业务为网站设计制作、做网站、左权网站设计,以传统方式定制建设网站,并提供域名空间备案等一条龙服务,秉承以专业、用心的态度为用户提供真诚的服务。我们深信只要达到每一位用户的要求,就会得到认可,从而选择与我们长期合作。这样,我们也可以走得更远!#coding=utf-8 #!/usr/bin/env python """ convert image to pdf file """ #Author: mrbeann import os import sys import glob import platform from reportlab.lib.pagesizes import letter, A4, landscape from reportlab.platypus import SimpleDocTemplate, Image from reportlab.lib.units import inch from reportlab.pdfgen import canvas from reportlab import rl_settings from PIL import Image import importlib,sys #importlib.reload(sys) #sys.setdefaultencoding("utf-8") def topdf(path,recursion=None,pictureType=None,sizeMode=None,width=None,height=None,fit=None,save=None): """ Parameters ---------- path : string path of the pictures recursion : boolean None or False for no recursion True for recursion to children folder wether to recursion or not pictureType : list type of pictures,for example :jpg,png... sizeMode : int None or 0 for pdf's pagesize is the biggest of all the pictures 1 for pdf's pagesize is the min of all the pictures 2 for pdf's pagesize is the given value of width and height to choose how to determine the size of pdf width : int width of the pdf page height : int height of the pdf page fit : boolean None or False for fit the picture size to pagesize True for keep the size of the pictures wether to keep the picture size or not save : string path to save the pdf """ if platform.system() == 'Windows': path = path.replace('\\','/') if path[-1] != '/': path = (path + '/') if recursion == True: for i in os.listdir(path): if os.path.isdir(os.path.abspath(os.path.join(path, i))): topdf(path+i,recursion,pictureType,sizeMode,width,height,fit,save) filelist = [] if pictureType == None: filelist = glob.glob(os.path.join(path, '*.jpg')) else: for i in pictureType: filelist.extend(glob.glob(os.path.join(path, '*.'+i))) maxw = 0 maxh = 0 if sizeMode == None or sizeMode == 0: for i in filelist: im = Image.open(i) if maxw < im.size[0]: maxw = im.size[0] if maxh < im.size[1]: maxh = im.size[1] elif sizeMode == 1: maxw = 999999 maxh = 999999 for i in filelist: im = Image.open(i) if maxw > im.size[0]: maxw = im.size[0] if maxh > im.size[1]: maxh = im.size[1] else: if width == None or height == None: raise Exception("no width or height provid") maxw = width maxh = height maxsize = (maxw,maxh) if save == None: filename_pdf = path + path.split('/')[-2] else: filename_pdf = save + path.split('/')[-2] filename_pdf = filename_pdf + '.pdf' c = canvas.Canvas(filename_pdf, pagesize=maxsize ) l = len(filelist) for i in range(l): (w, h) =maxsize width, height = letter if fit == True: c.drawImage(filelist[i] , 0,0) else: c.drawImage(filelist[i] , 0,0,maxw,maxh) c.showPage() c.save() def main(): topdf(u'F:/gitplace/jpg2pdf/test',pictureType=['png','jpg'],save='F:/gitplace/jpg2pdf/test/新建文件夹') if __name__ == '__main__': main()