MarseyWorld/files/helpers/images.py

38 lines
1.0 KiB
Python

from PIL import Image, ImageSequence, ImageOps
from webptools import gifwebp
def process_image(filename=None, resize=0):
i = Image.open(filename)
exif = i.getexif()
for k in exif.keys():
if k != 0x0112:
exif[k] = None
del exif[k]
i.info["exif"] = exif.tobytes()
if resize and i.width > resize:
size = resize, resize
frames = ImageSequence.Iterator(i)
def thumbnails(frames):
for frame in frames:
thumbnail = frame.copy()
thumbnail.thumbnail(size)
yield thumbnail
frames = thumbnails(frames)
om = next(frames)
om.info = i.info
om = ImageOps.exif_transpose(om)
om.save(filename, format="WEBP", save_all=True, append_images=list(frames), loop=0, method=6, allow_mixed=True)
elif i.format.lower() != "webp":
if i.format.lower() == "gif":
gifwebp(input_image=filename, output_image=filename, option="-mixed -metadata none -f 100 -mt -m 6")
else:
i = ImageOps.exif_transpose(i)
i.save(filename, format="WEBP", method=6)
return f'/static{filename}'