pdf转图片（png，jpg）的python脚本

PDF转图片工具

1.安装库 pip install pymupdf

2.如果需要pdf转jpg的更改DEFAULT_FORMAT即可

3.一定注意要将脚本与待转化的.pdf文件放在同一个目录

4.运行脚本，将脚本所在目录所有.pdf文件转换成图片，并存放在对应名称的文件夹中

import os
import sys
import fitz
import time
from typing import List# 配置项
DEFAULT_ZOOM = 2.0
SUPPORTED_FORMATS = ['png', 'jpg']
DEFAULT_FORMAT = 'png'
JPEG_QUALITY = 95def get_script_dir() -> str:"""获取脚本所在的绝对目录路径"""return os.path.dirname(os.path.abspath(__file__))def get_pdf_files() -> List[str]:"""获取脚本目录下的PDF文件（返回完整路径）"""script_dir = get_script_dir()pdf_files = []try:for filename in os.listdir(script_dir):if filename.lower().endswith('.pdf'):full_path = os.path.join(script_dir, filename)if os.path.isfile(full_path):pdf_files.append(full_path)return pdf_filesexcept Exception as e:print(f"[ERROR] 扫描PDF失败: {str(e)}")return []def convert_pdf_to_images(pdf_path: str,output_format: str = DEFAULT_FORMAT,zoom: float = DEFAULT_ZOOM
) -> bool:"""转换PDF为图片（输出到脚本所在目录）"""try:script_dir = get_script_dir()pdf_name = os.path.splitext(os.path.basename(pdf_path))[0]# 在脚本目录下创建输出文件夹output_folder = os.path.join(script_dir, f"{pdf_name}_images")os.makedirs(output_folder, exist_ok=True)doc = fitz.open(pdf_path)total_pages = len(doc)print(f"\n转换中: {os.path.basename(pdf_path)} (共{total_pages}页)")print(f"输出到: {output_folder}")for pg in range(total_pages):page = doc[pg]pix = page.get_pixmap(matrix=fitz.Matrix(zoom, zoom))output_path = os.path.join(output_folder,f"{pdf_name}_page{pg+1:03d}.{output_format}")pix.save(output_path, jpg_quality=JPEG_QUALITY if output_format == 'jpg' else None)print(f"  ✓ 第 {pg+1}/{total_pages} 页")doc.close()print(f"✔ 转换完成！")return Trueexcept Exception as e:print(f"✕ 转换失败: {str(e)}")return Falseif __name__ == '__main__':print("="*50)print("PDF转图片工具（输出到脚本目录版）")print("="*50)pdf_files = get_pdf_files()if not pdf_files:print("\n! 未找到PDF文件！请确保：")print("  1. PDF文件与脚本在同一目录")print("  2. 文件扩展名是.pdf")input("\n按Enter键退出...")sys.exit()print("\n找到以下PDF文件：")for i, pdf in enumerate(pdf_files, 1):print(f"  {i}. {os.path.basename(pdf)}")input("\n按Enter键开始转换...")for pdf in pdf_files:convert_pdf_to_images(pdf)input("\n全部完成！按Enter键退出...")