klank.school/calendar-image
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calendar-image/script.sh
vitrinekast 7fb74e29dd pass a date
2025-08-05 18:51:32 +02:00

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#!/bin/bash
TEXTTITLE=$(printf "(Un)Repair Cafe")
TEXTSUBTITLE="Every thursday"
TEXTLOCATION=$(printf "CATU")
TEXTADDRESS=$(printf "Catullusweg 11\nRotterdam")
TEXTLOCATIONLONG=$(printf "CATU\nCatullusweg 11\nRotterdam")
DESCRIPTION=$(printf "Do you dig trough trash only to\n find treasure? Are you interested in \nbuilding servers? Do you take the shop\n out of photoshop? Is a printer jam your \n kind of jam? \n Come hang at the (un)repair cafe!")
QRDESCRIPTION=$(printf "*Check out calendar.klank.school \n for more details!")
QRDESCRIPTION=$(printf "*Check out calendar.klank.school \n for more details!")
FREE=$(printf "FREE!")
# Set date text (second parameter, with default)
if [ -n "$1" ]; then
TEXTDATE=$(printf "$1\n18:00-22:00")
FILENAME_SUFFIX=$(printf ""${1////-}"_out")
else
TEXTDATE=$(printf "31/07\n18:00-22:00")
FILENAME_SUFFIX="output"
fi
echo "Using date: $TEXTDATE"
echo "Filename suffix: $FILENAME_SUFFIX"
echo "Make output_landscape"
# Create the image with text overlays landscape
magick assets/landscape_1.jpg \
-gamma 1 +level 0,1000 -white-threshold 999 \
\( +clone -colorspace gray -threshold 80% -fill green -colorize 40% \) \
-compose over -composite \
-gamma .5 +level 100,1000 \
-morphology Convolve \
"3x3: -2 -1 0 -1 1 1 0 1 0" \
-morphology Convolve \
"3x3: -2 -1 0 -1 1 1 0 1 0" \
-morphology Distance Euclidean:1,80 -auto-level \
-font Courier \
-gamma 0.05 \
-wave -20x4 \
-weight 900 \
-fill white \
\( -pointsize 200 -draw "rotate -19 gravity northwest text -150,1200 '$TEXTTITLE'" \) \
\( -pointsize 100 -draw "rotate -19 gravity northwest text -220, 1820 '$TEXTSUBTITLE'" \) \
\( -pointsize 100 -draw "gravity southeast text 400,950 '$TEXTDATE'" \) \
\( -pointsize 100 -draw "gravity southeast text 400,400 '$TEXTLOCATIONLONG'" \) \
-wave -2x0 \
-auto-level \
-morphology Convolve \
"3x3: -2 -1 0 -1 1 1 0 1 0" \
${FILENAME_SUFFIX}_landscape.jpg
echo "Make output_poster"
# create a portrait poster
magick assets/poster_6.jpg \
-gamma 1 +level 0,2200 \
-morphology Distance Euclidean:4,180 -auto-level \
-font Courier \
-wave -20x4 \
-weight 900 \
-fill white \
-pointsize 120 -draw "rotate 7 gravity northwest text 250,200 '$TEXTTITLE'" \
-fill white \
-pointsize 70 -draw "rotate 6 gravity northwest text 250,380 '$TEXTSUBTITLE'" \
-fill white \
-pointsize 48 -interline-spacing 5 -draw "rotate 6 gravity northwest text 320,580 '$TEXTLOCATIONLONG'" \
-wave -2x0 \
-pointsize 40 -interline-spacing 20 -draw "rotate 1 gravity southwest text 300,360 '$DESCRIPTION'" \
${FILENAME_SUFFIX}_poster.jpg
# Create an A6 poster
echo "Make output_A6_qr"
magick assets/poster_1.jpg \
-resize "1240x1748" \
-gamma 0.3 +level 10,1000 \
-morphology Distance Euclidean:4,80 -auto-level \
-font Courier -weight Bold \
-wave -10x4 \
-fill white \
-pointsize 80 -draw "rotate 7 gravity northwest text 150,150 '$TEXTTITLE'" \
-fill white \
-pointsize 50 -draw "rotate 7 gravity northwest text 160,250 '$TEXTSUBTITLE'" \
-fill white \
-pointsize 30 -interline-spacing 5 -draw "rotate 6 gravity northwest text 240,450 '$TEXTLOCATIONLONG'" \
-wave -2x0 \
-pointsize 30 -interline-spacing 10 -draw "rotate 1 gravity southwest text 200,300 '$DESCRIPTION'" \
${FILENAME_SUFFIX}_A6.jpg
magick calendar.jpg -background none -rotate 10 -resize "50%" tmp_calendar.png
# Put a QR code on an A6 poster
magick ${FILENAME_SUFFIX}_A6.jpg \
-fill tomato \
-draw "rotate 10 rectangle 840,690 1120,970" \
tmp_calendar.png \
-gravity center \
-geometry +200+100 \
-font Courier -weight Bold \
-pointsize 24 -interline-spacing 10 -draw "rotate 10 gravity center text 200,-120 '$QRDESCRIPTION'" \
-composite ${FILENAME_SUFFIX}_A6_QR.jpg
rm tmp_calendar.png
# Create a rectangle image
echo "Make rectangle_1"
magick assets/rectangle_1.jpg \
-resize "1240x1240" \
\( +clone -colorspace gray -threshold 80% -fill green -colorize 40% \) \
-compose over -composite \
-gamma .5 +level 100,1000 \
-morphology Convolve \
"3x3: -2 -1 0 -1 1 1 0 1 0" \
-morphology Convolve \
"3x3: -2 -1 0 -1 1 1 0 1 0" \
-morphology Distance Euclidean:1,80 -auto-level \
-font Courier -weight Bold \
-wave -10x5 \
-fill white \
-pointsize 120 -draw "rotate -18 gravity center text 30,-200 '$TEXTTITLE'" \
-pointsize 50 -draw "rotate -18 gravity center text -100,0 '$TEXTSUBTITLE'" \
-pointsize 50 -interline-spacing 5 -draw "rotate -2 gravity southeast text 60, 150 '$TEXTADDRESS'" \
-pointsize 40 -interline-spacing 5 -draw "rotate -2 gravity southeast text 80,380 '$TEXTDATE'" \
-wave 1x40 \
-auto-level \
-morphology Convolve \
"3x3: -2 -1 0 -1 1 1 0 5 0" \
${FILENAME_SUFFIX}_rectangle.jpg
# Create a another poster
echo "Make poster_2"
magick assets/poster_5.jpg \
-resize "1240x1748" \
\( +clone -colorspace gray -threshold 80% -fill green -colorize 40% \) \
-compose over -composite \
-gamma .5 +level 100,1000 \
-morphology Convolve \
"3x3: -2 -1 0 -1 1 1 0 1 0" \
-morphology Convolve \
"3x3: -2 -1 0 -1 1 1 0 1 0" \
-morphology Distance Euclidean:1,80 -auto-level \
-font Courier -weight Bold \
-gamma 0.05 \
-wave -10x5 \
-fill white \
-pointsize 120 -draw "rotate 7 gravity northwest text 90,90 '$TEXTTITLE'" \
-fill white \
-pointsize 60 -draw "rotate 6 gravity northwest text 120,250 '$TEXTSUBTITLE'" \
-fill white \
-pointsize 48 -interline-spacing 5 -draw "rotate 6 gravity northwest text 220,480 '$TEXTLOCATIONLONG'" \
-pointsize 38 -interline-spacing 20 -draw "rotate 1 gravity southwest text 150,260 '$DESCRIPTION'" \
-wave 1x40 \
-pointsize 35 -interline-spacing 5 -draw "rotate 2 gravity center text 200, 150 '$QRDESCRIPTION" \
-auto-level \
-morphology Convolve \
"3x3: -2 -1 0 -1 1 1 0 1 0" \
${FILENAME_SUFFIX}_poster2.jpg
# Create a rectangle image
echo "Make poster_3"
magick assets/poster_5.jpg \
-resize "1240x1748" \
-morphology Distance Euclidean:1,600 -auto-level \
-gamma 0.23 +level 10,1000 \
-morphology Convolve \
"3x3: -2 -6 0 -1 1 1 0 5 3" \
-morphology Distance Euclidean:4,80 -auto-level \
-font Courier -weight Bold \
-wave -10x5 \
-fill white \
-pointsize 120 -draw "rotate 7 gravity northwest text 150,90 '$TEXTTITLE'" \
-pointsize 65 -draw "rotate 6 gravity northwest text 150,250 '$TEXTSUBTITLE'" \
-pointsize 40 -interline-spacing 5 -draw "rotate 6 gravity northwest text 250,450 '$TEXTLOCATIONLONG'" \
-pointsize 55 -interline-spacing 5 -draw "rotate -4 gravity northwest text 160,700 '$FREE'" \
-pointsize 32 -interline-spacing 16 -draw "rotate 1 gravity southwest text 200,300 '$DESCRIPTION'" \
-pointsize 40 -interline-spacing 5 -draw "rotate 5 gravity center text 200,130 '$TEXTDATE'" \
-wave 1x80 \
-auto-level \
-morphology Convolve \
"3x3: -2 -91 0 -1 1 1 4 5 0" \
${FILENAME_SUFFIX}_poster3.jpg
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