File thumbnailer

File thumbnailer is "saner" file thumbnailer with as little weird depedencies as possible

Supported file formats

Supported file formats are all images supported by Pillow OOTB and all files supported by PyMuPDF (if installed)

Installation

PIP (pip3 on some distros)

$ pip install file-thumbnailer
$ pip install file-thumbnailer[pdf] # for PyMuPDF support

Repository

You can also use these repositories maintained by me

Debian and derivates

Add repository by running these commands

$ wget -O- https://repository.salamek.cz/deb/salamek.gpg | sudo tee /usr/share/keyrings/salamek-archive-keyring.gpg
$ echo "deb     [signed-by=/usr/share/keyrings/salamek-archive-keyring.gpg] https://repository.salamek.cz/deb/pub all main" | sudo tee /etc/apt/sources.list.d/salamek.cz.list

And then you can install a package python3-file-thumbnailer

$ apt update && apt install python3-file-thumbnailer

Usage

from file_thumbnailer.ConverterManager import ConverterManager
from file_thumbnailer.models.Dimensions import Dimensions

converter_manager = ConverterManager()
with open('my_file.pdf', 'rb') as read_file:
    converter = converter_manager.from_data(read_file
    thumbnail = converter.to_image_bytes(Dimensions())
    with open('my_file_thumbnail.jpg', 'wb') as thumbnail_file:
        thumbnail_file.write(thumbnail)