blob: 9cadc37613017a9a4779a921dfcfc309769e391d (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
#! /usr/bin/env dash
# shellcheck source=/dev/null
SHELL_LIBRARY_VERSION="1.1.4" . %SHELL_LIBRARY_PATH
# needed for help() and version
# shellcheck disable=2034
AUTHORS="Soispha";
# shellcheck disable=2034
YEARS="2023";
# shellcheck disable=2034
VERSION="1.0.0";
help() {
cat << EOF
Scan images and turn them into a pdf.
Usage:
$NAME [--help|--version|--out-dir|--num-pages|--method] --name --device
Options:
--out-dir | -o
Path to place the generated pdf files (default: ./pdf).
--name | -n
Name for the pdf files (e.g. "\$name"_1.pdf).
--num-pages | -p
Number of pages to merge into one pdf (default: 1).
--device | -d
Device used for scanning.
--method | -m
Method to use for scanning (default: ADF).
--help | -h
Display this help and exit.
--version | -v
Display version and copyright information and exit.
EOF
}
scan() {
number_of_pages="$1";
device="$2";
output_directory="$3";
name="$4";
method="$5";
[ -z "$number_of_pages" ] && die "Parameter 'number_of_pages' is not set!"
[ -z "$device" ] && die "Parameter 'device' is not set!"
[ -z "$output_directory" ] && die "Parameter 'output_directory' is not set!"
[ -z "$name" ] && die "Parameter 'name' is not set!"
[ -z "$method" ] && die "Parameter 'method' is not set!"
tiff_temp_path="$(mktmp -d)";
cd "$tiff_temp_path" || die "Bug"
msg "Started scanning...";
if [ "$method" = "Flatbed" ]; then
do_until_success \
"scanimage --format=tiff --progress --source='$method' --device='$device' --output-file=1.tiff" \
"warn 'Retrying scan, as we assume a network error!'"
else
for i in $(seq "$number_of_pages");do
do_until_success \
"scanimage --format=tiff --progress --source='$method' --device='$device' --batch=%d.tif --batch-increment='$number_of_pages' --batch-start='$i'" \
"warn 'Retrying scan, as we assume a network error!'"
if [ "$number_of_pages" -ne 1 ];then
msg "Finished turn, please change side!";
readp "Press enter to continue" noop
fi
done
fi
msg "Creating output directory...";
mkdir "$output_directory";
cd "$output_directory" || die "Bug"
counter=0;
msg "Converting images to pdfs...";
while read -r scanned_image_a;do
if [ "$number_of_pages" -ne 1 ];then
scanned_image_b_set=false;
if [ -z "$scanned_image_b" ];then
scanned_image_b="$i"
scanned_image_b_set=true;
: $((counter += 1))
fi
if [ -n "$scanned_image_a" ] && [ "$scanned_image_b_set" = false ];then
convert "$scanned_image_b" "$scanned_image_a" -compress jpeg -quality 100 "$name"_"$counter".pdf
fi
else
: $((counter += 1))
convert "$scanned_image_a" -compress jpeg -quality 100 "$name"_"$counter".pdf
fi
done < "$(tmp "fd . '$tiff_temp_path' | sort -n")"
}
for input in "$@"; do
case "$input" in
"--help" | "-h")
help;
exit 0;
;;
"--version" | "-v")
version;
exit 0;
;;
esac
done
number_of_pages="1";
unset device;
output_directory="$(pwd)/pdf";
unset name;
method="ADF";
while [ "$#" -ne 0 ]; do
case "$1" in
"--help" | "-h")
;;
"--version" | "-v")
;;
"--out-dir" | "-o")
shift 1;
output_directory="$1";
;;
"--name" | "-n")
shift 1;
name="$1";
;;
"--num-pages" | "-p")
shift 1;
number_of_pages="$1";
;;
"--device" | "-d")
shift 1;
device="$1";
;;
"--method" | "-m")
shift 1;
method="$1";
;;
*)
die "Command line arg $1 does not exist. See --help for a list.";
;;
esac
shift 1;
done
scan "$number_of_pages" "$device" "$output_directory" "$name" "$method";
|
