mirror of
https://github.com/processone/ejabberd.git
synced 2024-12-16 17:15:55 +01:00
88 lines
2.1 KiB
Bash
88 lines
2.1 KiB
Bash
#!/bin/sh
|
|
|
|
INPUT=$1
|
|
|
|
if test -n ${BASH_VERSION:-''} ; then
|
|
get_random ()
|
|
{
|
|
R=$RANDOM
|
|
}
|
|
else
|
|
for n in `od -A n -t u2 -N 48 /dev/urandom`; do RL="$RL$n "; done
|
|
get_random ()
|
|
{
|
|
R=${RL%% *}
|
|
RL=${RL#* }
|
|
}
|
|
fi
|
|
|
|
get_random
|
|
WAVE1_AMPLITUDE=$((2 + $R % 5))
|
|
get_random
|
|
WAVE1_LENGTH=$((50 + $R % 25))
|
|
get_random
|
|
WAVE2_AMPLITUDE=$((2 + $R % 5))
|
|
get_random
|
|
WAVE2_LENGTH=$((50 + $R % 25))
|
|
get_random
|
|
WAVE3_AMPLITUDE=$((2 + $R % 5))
|
|
get_random
|
|
WAVE3_LENGTH=$((50 + $R % 25))
|
|
get_random
|
|
W1_LINE_START_Y=$((10 + $R % 40))
|
|
get_random
|
|
W1_LINE_STOP_Y=$((10 + $R % 40))
|
|
get_random
|
|
W2_LINE_START_Y=$((10 + $R % 40))
|
|
get_random
|
|
W2_LINE_STOP_Y=$((10 + $R % 40))
|
|
get_random
|
|
W3_LINE_START_Y=$((10 + $R % 40))
|
|
get_random
|
|
W3_LINE_STOP_Y=$((10 + $R % 40))
|
|
|
|
get_random
|
|
B1_LINE_START_Y=$(($R % 40))
|
|
get_random
|
|
B1_LINE_STOP_Y=$(($R % 40))
|
|
get_random
|
|
B2_LINE_START_Y=$(($R % 40))
|
|
get_random
|
|
B2_LINE_STOP_Y=$(($R % 40))
|
|
#B3_LINE_START_Y=$(($R % 40))
|
|
#B3_LINE_STOP_Y=$(($R % 40))
|
|
|
|
get_random
|
|
B1_LINE_START_X=$(($R % 20))
|
|
get_random
|
|
B1_LINE_STOP_X=$((100 + $R % 40))
|
|
get_random
|
|
B2_LINE_START_X=$(($R % 20))
|
|
get_random
|
|
B2_LINE_STOP_X=$((100 + $R % 40))
|
|
#B3_LINE_START_X=$(($R % 20))
|
|
#B3_LINE_STOP_X=$((100 + $R % 40))
|
|
|
|
get_random
|
|
ROLL_X=$(($R % 40))
|
|
|
|
convert -size 180x60 xc:none -pointsize 40 \
|
|
\( -clone 0 -fill white \
|
|
-stroke black -strokewidth 4 -annotate +0+40 "$INPUT" \
|
|
-stroke white -strokewidth 2 -annotate +0+40 "$INPUT" \
|
|
-roll +$ROLL_X+0 \
|
|
-wave "$WAVE1_AMPLITUDE"x"$WAVE1_LENGTH" \
|
|
-roll -$ROLL_X+0 \) \
|
|
\( -clone 0 -stroke black \
|
|
-strokewidth 1 -draw \
|
|
"line $B1_LINE_START_X,$B1_LINE_START_Y $B1_LINE_STOP_X,$B1_LINE_STOP_Y" \
|
|
-strokewidth 1 -draw \
|
|
"line $B2_LINE_START_X,$B2_LINE_START_Y $B2_LINE_STOP_X,$B2_LINE_STOP_Y" \
|
|
-wave "$WAVE2_AMPLITUDE"x"$WAVE2_LENGTH" \) \
|
|
\( -clone 0 -stroke white \
|
|
-strokewidth 2 -draw "line 0,$W1_LINE_START_Y 140,$W1_LINE_STOP_Y" \
|
|
-strokewidth 2 -draw "line 0,$W2_LINE_START_Y 140,$W2_LINE_STOP_Y" \
|
|
-strokewidth 2 -draw "line 0,$W3_LINE_START_Y 140,$W3_LINE_STOP_Y" \
|
|
-wave "$WAVE3_AMPLITUDE"x"$WAVE3_LENGTH" \) \
|
|
-flatten -crop 140x60 +repage -quality 90 -depth 8 png:-
|