49 lines
1.4 KiB
Bash
Executable File
49 lines
1.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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# If an instance of wf-recorder is running under this user kill it with SIGINT and exit
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pkill --euid "$USER" --signal SIGINT wf-recorder && exit
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# Define paths
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DefaultSaveDir=$HOME'/Videos'
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TmpPathPrefix='/tmp/gif-record'
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TmpRecordPath=$TmpPathPrefix'-cap.mp4'
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TmpPalettePath=$TmpPathPrefix'-palette.png'
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# Trap for cleanup on exit
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OnExit() {
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[[ -f $TmpRecordPath ]] && rm -f "$TmpRecordPath"
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[[ -f $TmpPalettePath ]] && rm -f "$TmpPalettePath"
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}
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trap OnExit EXIT
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# Set umask so tmp files are only acessible to the user
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umask 177
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# Get selection and honor escape key
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Coords=$(slurp) || exit
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# Capture video using slurp for screen area
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# timeout and exit after 10 minutes as user has almost certainly forgotten it's running
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timeout 600 wf-recorder -g "$Coords" -f "$TmpRecordPath" || exit
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# Get the filename from the user and honor cancel
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SavePath=$( zenity \
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--file-selection \
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--save \
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--confirm-overwrite \
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--file-filter=*.gif \
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--filename="$DefaultSaveDir"'/.gif' \
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) || exit
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# Append .gif to the SavePath if it's missing
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[[ $SavePath =~ \.gif$ ]] || SavePath+='.gif'
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# Produce a pallete from the video file
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ffmpeg -i "$TmpRecordPath" -filter_complex "palettegen=stats_mode=full" "$TmpPalettePath" -y || exit
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# Return umask to default
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umask 022
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# Use pallete to produce a gif from the video file
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ffmpeg -i "$TmpRecordPath" -i "$TmpPalettePath" -filter_complex "paletteuse=dither=sierra2_4a" "$SavePath" -y || exit
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