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optimize image blank

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This commit is contained in:
Pete Matsyburka
2025-07-02 13:16:47 +03:00
parent eef2d9d599
commit 91df5b2407
1 changed files with 4 additions and 2 deletions
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lib/image_utils.rb
+4 -2
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@@ -4,8 +4,10 @@ module ImageUtils
module_function
def blank?(image)
min = (0...image.bands).map { |i| image.stats.getpoint(0, i)[0] }
max = (0...image.bands).map { |i| image.stats.getpoint(1, i)[0] }
stats = image.stats
min = (0...image.bands).map { |i| stats.getpoint(0, i)[0] }
max = (0...image.bands).map { |i| stats.getpoint(1, i)[0] }
return true if min.all?(255) && max.all?(255)
return true if min.all?(0) && max.all?(0)