Python PDF缩略图预览生成

Python PDF缩略图预览生成

python
import PyPDF2
def get_pdf_info(file_path):
    with open(file_path, 'rb') as file:
        pdf = PyPDF2.PdfFileReader(file)
        num_pages = pdf.numPages
        page_sizes = [pdf.getPage(i).mediaBox for i in range(num_pages)]
    return num_pages, page_sizes
file_path = 'example.pdf'
num_pages, page_sizes = get_pdf_info(file_path)
print(f'PDF文件共有 {num_pages} 页')
print('各页尺寸：')
for i, size in enumerate(page_sizes):
    print(f'第 {i+1} 页: {size}')

python
from PIL import Image
def generate_thumbnail(file_path, page_number, size=(200, 200)):
    with open(file_path, 'rb') as file:
        pdf = PyPDF2.PdfFileReader(file)
        page = pdf.getPage(page_number)
        image = page.extract_text()
        image.thumbnail(size)
        image.save(f'thumbnail_page_{page_number}.png', 'PNG')
file_path = 'example.pdf'
page_number = 0
generate_thumbnail(file_path, page_number)