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December 22, 2018 16:31
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Make a full page image by tiling and shifting a smaller image
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| # input, output, width, height, format | |
| convert_tile () { | |
| hh2=`/usr/local/bin/convert $1 -format "%[fx:h/2]" info:` | |
| /usr/local/bin/convert $1 \( -clone 0 -roll +0+${hh2} \) +append -write mpr:cell +delete -size ${4}x${3} tile:mpr:cell $2_$5.png | |
| } | |
| /usr/local/bin/convert $1 -bordercolor transparent -border 15%x15% -alpha remove $1_border.png | |
| convert_tile $1_border.png $1_paper 4455 3150 "A4" | |
| open $1_paper_A4.png |
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