aview/asciiview

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2021-08-02 21:45:24 +08:00
#!/bin/bash
# asciiview - an ascii art image browser script. Front end for aview/aaflip
clear()
{
kill $! 2>/dev/null
rm -f /tmp/aview$$.pgm 2>/dev/null
}
myconvert()
{
if anytopnm $1 >/tmp/aview$$.pgm 2>/dev/null ; then
exit
elif convert -colorspace gray $1 pgm:- 2>/dev/null ; then
exit
fi
echo "Failed to convert file format to PNM by both convert and anytopnm" >&2
while true; do
echo "0 "
done
}
filenames=""
options=""
if [ "$1" = "" ]; then
echo "$0 - an ascii art image/animation browser.
To run this script you need aview, aaflip and NetPBM or ImageMagick.
You may browse any graphics format supported by NetPBM or ImageMagick
and .fli/.flc files.
Usage:
$0 [options] [filenames]
type aview --help [enter] for list of options.
"
exit 1
fi
while [ "$1" != "" ]; do
case $1 in
"-font" | "-driver" | "-kbddriver" | "-mousedriver" | "-*width" | "-*height" | "-bright" | "-contrast" | "-gamma" | "-random" | "-dimmul" | "-boldmul")
options="$options $1 $2"
shift
shift
;;
-*)
options="$options $1"
shift
;;
*)
filenames="$filenames $1"
shift
;;
esac
done
trap clear 0
mkfifo /tmp/aview$$.pgm
outfile=/tmp/aview$$.pgm
for name in $filenames ; do
if test -r $name ; then
case $name in
*.fli | *.lfc | *.flic )
PATH="$PATH:."
aaflip $options $name
;;
*)
myconvert $name >/tmp/aview$$.pgm &
pid=$!
PATH="$PATH:."
aview $options /tmp/aview$$.pgm
kill $pid 2>/dev/null
esac
else
echo "$name could not be opended"
fi
done