vizopen.sh

#!/bin/sh
pgm="${0##*/}" # Program basename
[ $# -gt 0 ] || { echo "Usage: $pgm [ssh_options] ssh_host" >&2; exit 1; }
GOURCE_OPTIONS="
    --1280x800 --auto-skip-seconds 1 --bloom-intensity 0.25
    --file-idle-time 2 --highlight-users --key --log-format custom
    --output-ppm-stream - --seconds-per-day 0.01
" # END-QUOTE
FFMPEG_OPTIONS="
    -y -r 60 -f image2pipe -vcodec ppm -i - -vcodec libx264
    -preset ultrafast -pix_fmt yuv420p -crf 1 -threads 0 -bf 0
" # END-QUOTE
ssh "$@" dwatch -X open | awk 'sub(/\[.*\]:/, "|", $6) {
    (cmd = sprintf("date -jf \"%s\" \"%s\" +\"%%s|\"", "%Y %b %e %T",
        datetime = substr($0, 1, 20))) | getline epoch
    close(cmd)
    execname = $6
    sub(/.*\| /, "M|")
    print epoch execname (path = $0)
}' | gource $GOURCE_OPTIONS - | ffmpeg $FFMPEG_OPTIONS "${pgm%.*}.mp4"