Python3将jpg转为pdf文件的方法示例

Python  /  管理员 发布于 7年前   166

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：

#coding=utf-8#!/usr/bin/env python"""convert image to pdf file"""#Author: mrbeann import osimport sysimport globimport platformfrom reportlab.lib.pagesizes import letter, A4, landscapefrom reportlab.platypus import SimpleDocTemplate, Imagefrom reportlab.lib.units import inchfrom reportlab.pdfgen import canvasfrom reportlab import rl_settingsfrom PIL import Imageimport 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()

GitHub地址：https://github.com/mrbeann/jpg2pdf

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