diff options
| -rwxr-xr-x | cli/jpg2pdf.sh | 45 |
1 files changed, 22 insertions, 23 deletions
diff --git a/cli/jpg2pdf.sh b/cli/jpg2pdf.sh index 9041009..ccdd4d7 100755 --- a/cli/jpg2pdf.sh +++ b/cli/jpg2pdf.sh @@ -1,42 +1,41 @@ #!/bin/sh # -############################################################################# +# Copyright (c) 2019 Aaron LI <aly@aaronly.me> +# MIT License # -# Shellscript to convert a set of JPEG files to a multipage PDF. +# Convert a set of JPEG files to a multipage PDF using Ghostscript and +# ImageMagick (requires the "identify" command). # -# Requirements: (1) Ghostscript needs to be installed on the local system. -# (2) ImageMagick needs to be installed on the local system. +# Credit: pipitas@gmail.com # -# Usage: jpegs2pdf.sh output.pdf file1.jpeg [file2.jpeg [file2.jpeg [...]]] -# -# Copyright (c) 2007, <pipitas@gmail.com> -# Use, distribute and modify without any restrictions. -# -# Versions: -# v1.0.0, Jul 12 2007: initial version -# v1.0.1, Jan 07 2011: set viewJPEG.ps path (self-compiled GS 9.02) -# -############################################################################# if [ $# -lt 2 ]; then - echo "Usage:" - echo " `basename $0` output.pdf 1.jpg ..." + echo "usage: ${0##*/} output.pdf 1.jpg ..." exit 1 fi -outfile=$1 +outfile="$1" shift -param="" -for i in "$@" ; do - dimension=$(identify -format "%[fx:(w)] %[fx:(h)]" "${i}") - param="${param} <</PageSize [${dimension}]>> setpagedevice (${i}) viewJPEG showpage" +fcmd=$(mktemp) +N=$# +i=0 +echo "Total images: ${N}" +while [ -n "$1" ]; do + f="$1"; shift; i=$((${i} + 1)) + echo -n "${i}.." + dim=$(identify -format "%[fx:(w)] %[fx:(h)]" "${f}") + echo "<</PageSize [${dim}]>> setpagedevice (${f}) viewJPEG showpage" \ + >> ${fcmd} done gs \ -sDEVICE=pdfwrite \ -dPDFSETTINGS=/prepress \ - -o "$outfile" \ + -o "${outfile}" \ viewjpeg.ps \ - -c "${param}" + -f ${fcmd} + +rm -f ${fcmd} +echo "Output file: ${outfile}" |