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40 lines
1022 B
Bash
Executable File
40 lines
1022 B
Bash
Executable File
#!/usr/bin/env bash
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# Generate thumbnails using magick
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# https://imagemagick.org/script/download.php
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#
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# Defaults to current directory creating thumbs with 1000x1000
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# images with 200px white borders around the original image.
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#
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# Defaults can be overridden with ENV variables like this:
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# $ THMB_BACKGROUND=black x-thumbgen ~/images/
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#
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# Created by: Ismo Vuorinen <https://github.com/ivuorinen> 2015
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: "${THMB_SOURCE:=$1}"
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: "${THMB_BACKGROUND:=white}"
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: "${THMB_RESIZE:=800x800}"
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: "${THMB_EXTENT:=1000x1000}"
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[ $# -eq 0 ] && {
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echo "Usage: $0 /full/path/to/image/folder"
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exit 1
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}
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if [ "$THMB_SOURCE" == "" ] || [ ! -d "$THMB_SOURCE" ]; then
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THMB_SOURCE=$(pwd)
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fi
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if command -v magick &> /dev/null; then
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magick \
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"$THMB_SOURCE/*" \
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-resize "$THMB_RESIZE" \
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-background "$THMB_BACKGROUND" \
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-gravity center \
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-extent "$THMB_EXTENT" \
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-set filename:fname '%t_thumb.%e' +adjoin '%[filename:fname]'
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else
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echo "magick not found in PATH, https://imagemagick.org/script/download.php"
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fi
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