2023-03-13 21:20:54 +01:00
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#!/bin/bash
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statusfile="/tmp/running_screen_recorder"
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# check for running instance, stop it and exit
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if [ -f $statusfile ]; then
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ffpid=$(<$statusfile)
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kill $ffpid
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rm $statusfile
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exit 0
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fi
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# select area of screen
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slop=$(slop -f "%x %y %w %h %g %i" --color=0.8,0.4,1.0,1.0 -t 16) || exit 1
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read -r X Y W H G ID < <(echo $slop)
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videofile=$(xdg-user-dir VIDEOS)/sel_$(date "+%Y-%m-%d_%H.%M.%S").mp4
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logfile="/tmp/screen_recorder_ffmpeg.log"
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# make sure selection width and height is even
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# even video size needed for yuv420p format
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# which is needed for android playback & thumbnails in discord
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H=$(( $H - $H%2 ))
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W=$(( $W - $W%2 ))
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2024-10-08 13:59:45 +02:00
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dummy_audio="-f lavfi -i anullsrc=cl=mono"
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ffmpeg -y $dummy_audio -video_size "$W"x"$H" -f x11grab -framerate 60 \
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2023-03-13 21:20:54 +01:00
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-i $DISPLAY+$X,$Y -pix_fmt yuv420p $videofile 2> $logfile &
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# store pid so that recording can be stopped next time the script is run
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echo $! > $statusfile
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