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Enhance image processing: update resize filter handling and improve product search logic

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SitiWeb
2026-01-13 19:18:32 +01:00
parent e15e337dbe
commit d6a6fd6f9f
2 changed files with 67 additions and 30 deletions
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30
utils/deepzoom.py
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@@ -54,15 +54,25 @@ from collections import deque
NS_DEEPZOOM = "http://schemas.microsoft.com/deepzoom/2008"
DEFAULT_RESIZE_FILTER = PIL.Image.ANTIALIAS
if hasattr(PIL.Image, "Resampling"):
_RESAMPLING = PIL.Image.Resampling
else:
_RESAMPLING = PIL.Image
_LANCZOS = _RESAMPLING.LANCZOS
_BICUBIC = _RESAMPLING.BICUBIC
_BILINEAR = _RESAMPLING.BILINEAR
_NEAREST = _RESAMPLING.NEAREST
DEFAULT_RESIZE_FILTER = _LANCZOS
DEFAULT_IMAGE_FORMAT = "jpg"
RESIZE_FILTERS = {
"cubic": PIL.Image.CUBIC,
"bilinear": PIL.Image.BILINEAR,
"bicubic": PIL.Image.BICUBIC,
"nearest": PIL.Image.NEAREST,
"antialias": PIL.Image.ANTIALIAS,
"cubic": _BICUBIC,
"bilinear": _BILINEAR,
"bicubic": _BICUBIC,
"nearest": _NEAREST,
"antialias": _LANCZOS,
}
IMAGE_FORMATS = {
@@ -311,14 +321,14 @@ class DeepZoomCollection(object):
if w != e_w or h != e_h:
# Resize incorrect tile to correct size
source_image = source_image.resize(
(e_w, e_h), PIL.Image.ANTIALIAS
(e_w, e_h), DEFAULT_RESIZE_FILTER
)
# Store new dimensions
w, h = e_w, e_h
else:
w = int(math.ceil(w * 0.5))
h = int(math.ceil(h * 0.5))
source_image.thumbnail((w, h), PIL.Image.ANTIALIAS)
source_image.thumbnail((w, h), DEFAULT_RESIZE_FILTER)
column, row = self.get_position(i)
x = (column % images_per_tile) * level_size
y = (row % images_per_tile) * level_size
@@ -407,7 +417,7 @@ class ImageCreator(object):
if self.descriptor.width == width and self.descriptor.height == height:
return self.image
if (self.resize_filter is None) or (self.resize_filter not in RESIZE_FILTERS):
return self.image.resize((width, height), PIL.Image.ANTIALIAS)
return self.image.resize((width, height), DEFAULT_RESIZE_FILTER)
return self.image.resize((width, height), RESIZE_FILTERS[self.resize_filter])
def tiles(self, level):
@@ -648,4 +658,4 @@ def main():
if __name__ == "__main__":
main()
main()