asciinema.org/script/thumbnail.sh
2012-03-06 23:09:00 +01:00

13 lines
398 B
Bash
Executable File

#!/bin/bash
# Usage:
# ASCIICAST_ID=666 COLS=80 LINES=20 COMMAND="df; df; df; sleep 10"
# DELAY=1 THUMB_LINES=5 THUMB_COLS=10 ./tmux-save.sh
SESSION_NAME=asciiio-thumb-$ASCIICAST_ID
tmux new -s $SESSION_NAME -d -x $COLS -y $LINES "$COMMAND"
sleep $DELAY
tmux capture-pane -t $SESSION_NAME
tmux save-buffer - | tail -n $THUMB_LINES | ruby -e "ARGF.lines.each { |l| puts l[0...$THUMB_COLS] }"