mirror of
https://github.com/python-pillow/Pillow.git
synced 2025-10-31 16:07:30 +03:00
43 lines
1.2 KiB
Python
43 lines
1.2 KiB
Python
from __future__ import annotations
|
|
import io
|
|
import warnings
|
|
|
|
from PIL import Image, ImageDraw, ImageFile, ImageFilter, ImageFont
|
|
|
|
|
|
def enable_decompressionbomb_error():
|
|
ImageFile.LOAD_TRUNCATED_IMAGES = True
|
|
warnings.filterwarnings("ignore")
|
|
warnings.simplefilter("error", Image.DecompressionBombWarning)
|
|
|
|
|
|
def disable_decompressionbomb_error():
|
|
ImageFile.LOAD_TRUNCATED_IMAGES = False
|
|
warnings.resetwarnings()
|
|
|
|
|
|
def fuzz_image(data):
|
|
# This will fail on some images in the corpus, as we have many
|
|
# invalid images in the test suite.
|
|
with Image.open(io.BytesIO(data)) as im:
|
|
im.rotate(45)
|
|
im.filter(ImageFilter.DETAIL)
|
|
im.save(io.BytesIO(), "BMP")
|
|
|
|
|
|
def fuzz_font(data):
|
|
wrapper = io.BytesIO(data)
|
|
try:
|
|
font = ImageFont.truetype(wrapper)
|
|
except OSError:
|
|
# Catch pcf/pilfonts/random garbage here. They return
|
|
# different font objects.
|
|
return
|
|
|
|
font.getbbox("ABC")
|
|
font.getmask("test text")
|
|
with Image.new(mode="RGBA", size=(200, 200)) as im:
|
|
draw = ImageDraw.Draw(im)
|
|
draw.multiline_textbbox((10, 10), "ABC\nAaaa", font, stroke_width=2)
|
|
draw.text((10, 10), "Test Text", font=font, fill="#000")
|