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12 lines
285 B
Nix
12 lines
285 B
Nix
{ writers, imagemagick }:
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writers.writeDashBin "tolino-screensaver" ''
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source_image="$1"
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if [ -e "$source_image" ]; then
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${imagemagick}/bin/convert -type Grayscale -resize 758x1024 "$source_image" "suspend.jpg"
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else
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echo >/dev/stderr "$1 must exist."
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exit 1
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fi
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''
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