94 lines
2.1 KiB
Bash
Executable file
94 lines
2.1 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Select a region and record it.
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#
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# If given a gif, it will record an mp4 and convert it afterwards using the
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# mov2gif script included in this repo (which is powered by gifsicle and
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# ffmpeg).
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#
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# Usage: scrrec somefile.mp4
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# scrrec another.gif
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is_script=
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geom=
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delay=1
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count=3
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fps=30
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compton=1
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stopfile=/tmp/_stop
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while getopts spg:d:c: opt; do
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case $opt in
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s) is_script=1 ;;
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c) count=$OPTARG ;;
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p) compton= ;;
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f) fps=$OPTARG ;;
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g) geom="$OPTARG" ;;
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d) delay="$OPTARG" ;;
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esac
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done
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shift $((OPTIND-1))
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##
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select_region() {
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if [[ $geom ]]; then
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echo "${geom//[x+]/ }"
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else
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slop -n -f "%x %y %w %h"
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fi
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}
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countdown() {
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if (( count > 0 )); then
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for ((i=count;i>0;i--)); do
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if [[ $is_script ]]; then
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echo "Recording in $i"
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else
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notify-send -u critical -t 1000 "Recording in $i"
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fi
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sleep 1
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done
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elif [[ $is_script ]]; then
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echo "Started recording..."
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else
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notify-send -u critical "Starting recording..."
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fi
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}
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recording-start() {
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local X Y W H
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read -r X Y W H < <(select_region)
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local ffmpeg_opts="-y -f x11grab -show_region 1 -ss $delay -s ${W}x${H} -i :0.0+${X},${Y} -framerate ${fps}"
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local dest=${1:-./rec.mp4}
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local mp4dest
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[[ $dest == *.gif ]] && mp4dest="${dest%.*}.mp4"
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countdown
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touch $stopfile
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ffmpeg $ffmpeg_opts "${mp4dest:-$dest}" <$stopfile
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rm -f $stopfile
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if [[ -f "$mp4dest" ]]; then
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mov2gif "$mp4dest" "$dest" && rm -fv "$mp4dest"
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fi
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echo "$dest" | xclip -selection clipboard -in
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notify-send "Screencast saved to $dest" "Copied to clipboard!"
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}
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# If a recording session is already active, stop that one.
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if [[ $is_script && -f $stopfile ]]; then
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echo q > $stopfile
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echo "Stopped previous recording"
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exit 0
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fi
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# Compton with blur and/or transparencies cause unbearable flickering in
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# recordings, so temporarily disable it.
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if systemctl is-enabled --user compton >/dev/null; then
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systemctl --user stop compton
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fi
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recording-start "$dest"
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if systemctl is-enabled --user compton >/dev/null; then
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systemctl --user start compton
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fi
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# vim:set ft=sh shiftwidth=2:
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