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|
#!/usr/bin/env bash
#
# ----------------------------------------------------------
#
# Copyright 2024 Magenta Stripe Media.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS
# IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# ----------------------------------------------------------
#
# zineset
# Charlotte Koch <charlotte@magentastripe.com>
#
# This script uses GraphicsMagick and Ghostscript to arrange 8 pictures onto
# a single-page PDF document. The page is intended to be printed and then
# folded into a little zine.
#
# The PDF will have placed the individual pages according to the following
# diagram. The arrows point in the direction that will be "up" in the final
# product:
#
# -> [ 8 | 7 ] <-
# -> [ 1 | 6 ] <-
# -> [ 2 | 5 ] <-
# -> [ 3 | 4 ] <-
#
set -e
die() {
echo "FATAL: $1" 1>&2
exit 1
}
SPEC=list.txt
GM=gm
PS2PDF=ps2pdf
LOOK_OPT=LOOK_NONE
NO_PDF=no
# 4.25" x 2.75" @ 300 dpi
TILE_SIZE="1275x825"
# 8.5" x 11" @ 300 dpi
TOTAL_SIZE="2550x3300"
# Parse command-line options.
while [ $# -gt 0 ]; do
case "$1" in
--help)
echo "Available looks:"
echo " - LOOK_NONE"
echo " - LOOK_XEROX"
echo " - LOOK_NORMALIZE"
exit 0
;;
--look)
LOOK_OPT="$2"; shift 2;
;;
--gm)
GM="$2"; shift 2;
;;
--spec)
SPEC="$2"; shift 2;
;;
--no-pdf)
NO_PDF=yes; shift 1;
;;
*)
die "unknown option: $1"
;;
esac
done
test -f ${SPEC} || die "couldn't find ${SPEC}"
for image in $(cat ${SPEC}); do
test -f ${image} || die "couldn't find image: ${image}"
done
temp1="$(mktemp)"
temp2="$(mktemp)"
temp3="$(mktemp)"
temp4="$(mktemp)"
temp5="$(mktemp)"
temp6="$(mktemp)"
temp7="$(mktemp)"
temp8="$(mktemp)"
cleanup() {
rm -f \
${temp1} ${temp2} ${temp3} ${temp4} \
${temp5} ${temp6} ${temp7} ${temp8}
}
trap cleanup EXIT
x=0
# Massage each page into a separate file.
for image in $(cat ${SPEC}); do
x=$((${x}+1))
if test ${x} -gt 8; then break; fi
outfile_var=temp${x}
outfile=${!outfile_var}
case ${x} in
1|2|3|8)
rot_opts="-rotate +90"
;;
*)
rot_opts="-rotate -90"
;;
esac
LOOK_XEROX="+dither -colors 4 -monochrome"
LOOK_NORMALIZE="-normalize"
LOOK_NONE=""
look=${!LOOK_OPT}
set -x
${GM} convert ${image} \
-resize ${TILE_SIZE} \
${rot_opts} \
${look} \
miff:${outfile}
set +x
done
ps_out=zine.ps
real_out=zine.pdf
# Now combine all of the 'massaged' individual pages. Order is important!!
set -x
${GM} montage \
-geometry ${TILE_SIZE} \
-tile 2x4 \
-resize ${TOTAL_SIZE} \
-page Letter -density 300 \
${temp8} \
${temp7} \
${temp1} \
${temp6} \
${temp2} \
${temp5} \
${temp3} \
${temp4} \
${ps_out}
set +x
if [ "${NO_PDF}" != "yes" ]; then
set -x
${PS2PDF} ${ps_out} ${real_out}
set +x
fi
|
