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easy operate OFD

Project description

easyofd

关于这个库:

鉴于目前python解析ofd没有啥好用的库所以决定自己整一个。

已实现功能 :

1 解析ofd

2 ofd转pdf

3 ofd转图片

关于 jb2格式图片解析 使用了第三方库 jbig2dec 去读取jb2格式图片 参考下面链接安装使用jbig2dec https://github.com/rillian/jbig2dec

:hand:实现参考文档

项目链接: https://github.com/renoyuan/easyofd

安装

pip install easyofd

ofd2pdf demo

#!/usr/bin/env python
#-*- coding: utf-8 -*-
#PROJECT_NAME: F:\code\easyofd\test
#CREATE_TIME: 2023-10-18 
#E_MAIL: renoyuan@foxmail.com
#AUTHOR: reno 
#note:  use demo
import sys
import os
project_dir = os.path.join(os.path.dirname(os.getcwd()),"easyofd")
pkg_dir = os.path.dirname(os.getcwd())
sys.path.insert(0,project_dir)
sys.path.insert(0,pkg_dir)
import base64
from PIL import Image

import numpy as np

from easyofd.ofd import OFD

if __name__ == "__main__":
    with open(r"增值税电子专票5.ofd","rb") as f:
        ofdb64 = str(base64.b64encode(f.read()),"utf-8")
    ofd = OFD()
    ofd.read(ofdb64) # 读取ofd
    # print(ofd.data)
    pdf_bytes = ofd.to_pdf() # 转pdf
    img_np = ofd.to_jpg() # 转图片
    ofd.del_data()
    with open(r"test.pdf","wb") as f:
        f.write(pdf_bytes)
    for idx, img in enumerate(img_np):
        im = Image.fromarray(img)
        im.save(f"test_img{idx}.jpg")
       

ps:

1 本库尚不完善使用需要谨慎,欢迎提各种Issue.

2 目前ofd 文件使用尚未普及,作者接触的文件也不多,遇到无法解析的文件,可以发我邮箱(renoyuan@foxmail.com),有时间会去优化版本.

版本规划:

1.0 计划重点在ofd 解析模块的完善 及ofd文档格式的转换 ofd2pdf ofd2img 等

2.0 计划完成ofdd文件绘制 以及其他文档转ofd pdf2ofd txt2ofd 等

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