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