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make sure layers are flattened to fix pdf tripple issue #1988

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merged 5 commits into from
Sep 22, 2023
Merged

make sure layers are flattened to fix pdf tripple issue #1988

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9ceca2b
make sure layers are flattened to fix pdf tripple issue
orangewolf Sep 21, 2023
485dcec
Update lib/hydra/derivatives/processors/image_decorator.rb
kirkkwang Sep 21, 2023
bba2764
Merge branch 'main' into blank_tif_bug
kirkkwang Sep 21, 2023
9b123ce
Merge branch 'main' into blank_tif_bug
kirkkwang Sep 21, 2023
b110a22
Merge branch 'main' into blank_tif_bug
kirkkwang Sep 22, 2023
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28 changes: 28 additions & 0 deletions lib/hydra/derivatives/processors/image_decorator.rb
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Original file line number Diff line number Diff line change
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# frozen_string_literal: true

# Fix PDF tripple issue

module Hydra
module Derivatives
module Processors
module ImageDecorator
protected

# When resizing images, it is necessary to flatten any layers, otherwise the background
# may be completely black. This happens especially with PDFs. See https://github.com/samvera/hydra-derivatives/issues/110
def create_resized_image
create_image do |xfrm|
if size
xfrm.combine_options do |i|
i.flatten
i.resize(size)
end
end
end
end
end
end
end
end

::Hydra::Derivatives::Processors::Image.prepend(Hydra::Derivatives::Processors::ImageDecorator)
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