2023-10-07 05:40:35 +00:00
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#!/usr/bin/env sh
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set -e # exit on failure
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IFS=$(printf '\n\t') # smarter ifs
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test "$RATIOW" || RATIOW=16
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test "$RATIOH" || RATIOH=9
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imageh=$(identify -format %h "$1")
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des_ratio=$(printf '3 k %u %u / p' "$RATIOW" "$RATIOH" | dc)
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des_width=$(printf '1 k %f %u * p' "$des_ratio" "$imageh" | dc | cut -d. -f1)
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convert "$1" -blur 0x7 -resize "$des_width"x tmp1.ppm
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2023-10-12 20:01:25 +00:00
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cp "$1" tmp2.ppm
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[ "$BORDER" != "0" ] && convert "$1" -bordercolor black -border 10x0 tmp2.ppm
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2023-10-07 05:40:35 +00:00
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composite -gravity center tmp2.ppm tmp1.ppm tmp3.ppm
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mogrify -gravity center -crop "x$imageh+0" tmp3.ppm
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outfile="$(dirname "$1")/tran_$(basename "$1" | tuc -d. -f:-2).jxl"
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cjxl -e 8 tmp3.ppm "$outfile"
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rm tmp*.ppm
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