mirror of
https://github.com/ohmyzsh/ohmyzsh.git
synced 2024-11-16 02:40:08 +00:00
88 lines
2.2 KiB
Bash
Executable file
88 lines
2.2 KiB
Bash
Executable file
################################################################################
|
|
# catimg script by Eduardo San Martin Morote aka Posva #
|
|
# http://posva.net #
|
|
# #
|
|
# Ouput the content of an image to the stdout using the 256 colors of the #
|
|
# terminal. #
|
|
# Github: https://github.com/posva/catimg #
|
|
################################################################################
|
|
|
|
function help() {
|
|
echo "Usage catimg [-h] [-w width] [-c char] img"
|
|
echo "By default char is \" \" and w is the terminal width"
|
|
}
|
|
|
|
# VARIABLES
|
|
COLOR_FILE=$(dirname $0)/colors.png
|
|
CHAR=" "
|
|
|
|
WIDTH=""
|
|
IMG=""
|
|
|
|
while getopts qw:c:h opt; do
|
|
case "$opt" in
|
|
w) WIDTH="$OPTARG" ;;
|
|
c) CHAR="$OPTARG" ;;
|
|
h) help; exit ;;
|
|
*) help ; exit 1;;
|
|
esac
|
|
done
|
|
|
|
while [ "$1" ]; do
|
|
IMG="$1"
|
|
shift
|
|
done
|
|
|
|
if [ "$IMG" = "" -o ! -f "$IMG" ]; then
|
|
help
|
|
exit 1
|
|
fi
|
|
|
|
if [ ! "$WIDTH" ]; then
|
|
COLS=$(expr $(tput cols) "/" $(echo -n "$CHAR" | wc -c))
|
|
else
|
|
COLS=$(expr $WIDTH "/" $(echo -n "$CHAR" | wc -c))
|
|
fi
|
|
WIDTH=$(convert "$IMG" -print "%w\n" /dev/null)
|
|
if [ "$WIDTH" -gt "$COLS" ]; then
|
|
WIDTH=$COLS
|
|
fi
|
|
|
|
REMAP=""
|
|
if convert "$IMG" -resize $COLS\> +dither -remap $COLOR_FILE /dev/null ; then
|
|
REMAP="-remap $COLOR_FILE"
|
|
else
|
|
echo "The version of convert is too old, don't expect good results :(" >&2
|
|
#convert "$IMG" -colors 256 PNG8:tmp.png
|
|
#IMG="tmp.png"
|
|
fi
|
|
|
|
# Display the image
|
|
I=0
|
|
convert "$IMG" -resize $COLS\> +dither `echo $REMAP` txt:- 2>/dev/null |
|
|
sed -e 's/.*none.*/NO NO NO/g' -e '1d;s/^.*(\(.*\)[,)].*$/\1/g;y/,/ /' |
|
|
while read R G B f; do
|
|
if [ ! "$R" = "NO" ]; then
|
|
if [ "$R" -eq "$G" -a "$G" -eq "$B" ]; then
|
|
((
|
|
I++,
|
|
IDX = 232 + R * 23 / 255
|
|
))
|
|
else
|
|
((
|
|
I++,
|
|
IDX = 16
|
|
+ R * 5 / 255 * 36
|
|
+ G * 5 / 255 * 6
|
|
+ B * 5 / 255
|
|
))
|
|
fi
|
|
#echo "$R,$G,$B: $IDX"
|
|
echo -ne "\e[48;5;${IDX}m${CHAR}"
|
|
else
|
|
(( I++ ))
|
|
echo -ne "\e[0m${CHAR}"
|
|
fi
|
|
# New lines
|
|
(( $I % $WIDTH )) || echo -e "\e[0m"
|
|
done
|