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fxconv: "fix" palette remap with non-continous "P" image

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Just take the holes and save less space
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Lephenixnoir 2021-12-23 21:14:12 +01:00
parent afc6d51217
commit 6dae13007e
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GPG key ID: 1BBA026E13FC0495
1 changed files with 9 additions and 3 deletions
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12
fxconv/fxconv.py
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@ -1005,10 +1005,16 @@ def r5g6b5(img, color_count=0, trim_palette=False, palette_base=0, alpha=None):
# Format for the first palette is a list of N triplets where N is the
# number of used opaque colors; obviously N <= palette_max_size
palette1 = img.getpalette()[:3*len(img.getcolors())]
# Note: sometimes colors are not numbered 0..N-1, so we take the max
# value rather than len(img.getcolors()); we don't try to remap indices
pixels = img.load()
N = 1 + max(pixels[x,y]
for y in range(img.height)
for x in range(img.width))
palette1 = img.getpalette()[:3*N]
palette1 = list(zip(palette1[::3], palette1[1::3], palette1[2::3]))
pixels = img.load()
else:
pixels = img.load()
#---
# Alpha encoding