Фотографии → PDF

Исходный код (версия 18.02.2026)

# ---# coding: utf-8
from pathlib import Path
from PIL import Image
from tqdm import tqdm
from pypdf import PdfReader, PdfWriter

ALLOWED_EXTENSIONS = (".webp", ".jpg", ".jpeg", ".png", ".tif", ".tiff")

JPEG_QUALITY = 65
PDF_RESOLUTION = 300
OPTIMIZE = True

SITE_URL = "https://ipd.by/knowledge/software/photo-to-pdf"
AUTHOR = "Алексей Гапеев"
PRODUCT_NAME = "Photo to PDF v2026"

PDF_METADATA = {
    "/Title": "Сканированные документы",
    "/Author": AUTHOR,
    "/Subject": f"Создано с помощью {PRODUCT_NAME}",
    "/Keywords": "photo-to-pdf, ipd.by, скан, архив, документы",
    "/Creator": f"{PRODUCT_NAME} | {SITE_URL}",
    "/Producer": "ipd.by"
}

def get_sorted_images(folder: Path):
    files = [f for f in folder.iterdir() if f.suffix.lower() in ALLOWED_EXTENSIONS]
    return sorted(files, key=lambda x: x.name)

def prepare_image(path: Path):
    img = Image.open(path)
    if img.mode in ("RGBA", "P"):
        img = img.convert("RGB")
    return img

def write_metadata(pdf_path: Path, metadata: dict):
    reader = PdfReader(pdf_path)
    writer = PdfWriter()

    for page in reader.pages:
        writer.add_page(page)

    writer.add_metadata(metadata)

    with open(pdf_path, "wb") as f:
        writer.write(f)

def images_to_pdf():
    current_dir = Path(__file__).parent
    images_paths = get_sorted_images(current_dir)

    if not images_paths:
        raise RuntimeError("В текущей папке нет изображений")

    images = [prepare_image(path) for path in tqdm(images_paths)]

    output_pdf_name = f"{current_dir.name}.pdf"
    output_path = current_dir / output_pdf_name

    images[0].save(
        output_path,
        "PDF",
        save_all=True,
        append_images=images[1:],
        resolution=PDF_RESOLUTION,
        quality=JPEG_QUALITY,
        optimize=OPTIMIZE,
    )

    write_metadata(output_path, PDF_METADATA)

if __name__ == "__main__":
    images_to_pdf()