IEEE 802.15.4 subsystem
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Source at commit 36e73c4abb520aa65722ef5e1483bcb8b75bf9f4 created 13 years 6 months ago. By Werner Almesberger, Moved tools/ out of atrf, in preparation of merge with atusd. | |
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1 | #!/bin/sh |
2 | # |
3 | # schps2ppm - Generate PPM files from normalized Eeschema Postscript |
4 | # |
5 | # Written 2010 by Werner Almesberger |
6 | # Copyright 2010 Werner Almesberger |
7 | # |
8 | # This program is free software; you can redistribute it and/or modify |
9 | # it under the terms of the GNU General Public License as published by |
10 | # the Free Software Foundation; either version 2 of the License, or |
11 | # (at your option) any later version. |
12 | # |
13 | |
14 | |
15 | RES=1280x850 |
16 | |
17 | |
18 | usage() |
19 | { |
20 | cat <<EOF 1>&2 |
21 | usage: $0 [options] [file.ps [file.ppm]] |
22 | |
23 | -n disable alpha blending |
24 | -r XxY image resolution (default: $RES) |
25 | EOF |
26 | exit 1 |
27 | } |
28 | |
29 | |
30 | alpha=true |
31 | while true; do |
32 | case "$1" in |
33 | -n) alpha=false |
34 | shift;; |
35 | -r) [ -z "$2" ] && usage |
36 | RES="$2" |
37 | shift 2;; |
38 | -) break;; |
39 | -*) usage;; |
40 | *) break;; |
41 | esac |
42 | done |
43 | |
44 | [ ! -z "$3" ] && usage |
45 | in=${1:--} |
46 | out=${2:-/dev/stdout} |
47 | |
48 | X=`echo $RES | sed 's/x.*//'` |
49 | Y=`echo $RES | sed 's/.*x//'` |
50 | IRES=${Y}x$X |
51 | res=`expr 72 \* $X / 800` |
52 | |
53 | cat "$in" | |
54 | gs -sDEVICE=ppmraw -sOutputFile=- -g$IRES -r$res \ |
55 | `$alpha && echo '' -dTextAlphaBits=4 -dGraphicsAlphaBits=4` \ |
56 | -q - | |
57 | pnmflip -r270 >"$out" |
58 |