Files
website/static/img/favicon-gen.py

54 lines
1.5 KiB
Python

#!/usr/bin/env python3
"""
Generate favicon.ico from SVG using cairosvg and PIL
"""
import os
import io
from cairosvg import svg2png
from PIL import Image
# Verzeichnis dieses Skripts
CURRENT_DIR = os.path.dirname(os.path.abspath(__file__))
def svg_to_ico(svg_path, ico_path, sizes=[16, 32, 48, 64, 128, 256]):
"""Convert SVG to multi-size ICO file"""
img_io = io.BytesIO()
# Höchste Auflösung für Zwischenspeicherung
max_size = max(sizes)
# SVG in PNG konvertieren
with open(svg_path, 'rb') as svg_file:
svg_data = svg_file.read()
svg2png(bytestring=svg_data, write_to=img_io, output_width=max_size, output_height=max_size)
# PNG in verschiedene Größen konvertieren
img = Image.open(img_io)
# Alle Größen für das ICO-Format vorbereiten
img_list = []
for size in sizes:
resized_img = img.resize((size, size), Image.LANCZOS)
img_list.append(resized_img)
# ICO-Datei speichern
img_list[0].save(
ico_path,
format='ICO',
sizes=[(img.width, img.height) for img in img_list],
append_images=img_list[1:]
)
print(f"Favicon {ico_path} wurde erstellt!")
# Ursprüngliches Favicon konvertieren
svg_to_ico(
os.path.join(CURRENT_DIR, 'favicon.svg'),
os.path.join(CURRENT_DIR, 'favicon.ico')
)
# Neues Neuron-Favicon konvertieren
svg_to_ico(
os.path.join(CURRENT_DIR, 'neuron-favicon.svg'),
os.path.join(CURRENT_DIR, 'neuron-favicon.ico')
)