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author | Biswakalyan Bhuyan <biswa@surgot.in> | 2022-09-24 12:21:56 +0530 |
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committer | Biswakalyan Bhuyan <biswa@surgot.in> | 2022-09-24 12:21:56 +0530 |
commit | 86f99da8d08e1f2e290d8ebfd5adb016faff7bac (patch) | |
tree | 8f121a2aaa187d8266e20df23ad36262ab051866 /dmenurecord | |
download | bin-86f99da8d08e1f2e290d8ebfd5adb016faff7bac.tar.gz bin-86f99da8d08e1f2e290d8ebfd5adb016faff7bac.tar.bz2 bin-86f99da8d08e1f2e290d8ebfd5adb016faff7bac.zip |
script's
Diffstat (limited to 'dmenurecord')
-rwxr-xr-x | dmenurecord | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/dmenurecord b/dmenurecord new file mode 100755 index 0000000..b83a7c5 --- /dev/null +++ b/dmenurecord @@ -0,0 +1,123 @@ +#!/bin/sh + +# Usage: +# `$0`: Ask for recording type via dmenu +# `$0 screencast`: Record both audio and screen +# `$0 video`: Record only screen +# `$0 audio`: Record only audio +# `$0 kill`: Kill existing recording +# +# If there is already a running instance, user will be prompted to end it. + +updateicon() { \ + echo "$1" > /tmp/recordingicon + pkill -RTMIN+9 "${STATUSBAR:-dwmblocks}" + } + +killrecording() { + recpid="$(cat /tmp/recordingpid)" + # kill with SIGTERM, allowing finishing touches. + kill -15 "$recpid" + rm -f /tmp/recordingpid + updateicon "" + pkill -RTMIN+9 "${STATUSBAR:-dwmblocks}" + # even after SIGTERM, ffmpeg may still run, so SIGKILL it. + sleep 3 + kill -9 "$recpid" + exit + } + +screencast() { \ + ffmpeg -y \ + -f x11grab \ + -framerate 60 \ + -s "$(xdpyinfo | awk '/dimensions/ {print $2;}')" \ + -i "$DISPLAY" \ + -f alsa -i default \ + -r 30 \ + -c:v h264 -crf 0 -preset ultrafast -c:a aac \ + "$HOME/screencast-$(date '+%y%m%d-%H%M-%S').mp4" & + echo $! > /tmp/recordingpid + updateicon "⏺️🎙️" + } + +video() { ffmpeg \ + -f x11grab \ + -s "$(xdpyinfo | awk '/dimensions/ {print $2;}')" \ + -i "$DISPLAY" \ + -c:v libx264 -qp 0 -r 30 \ + "$HOME/video-$(date '+%y%m%d-%H%M-%S').mkv" & + echo $! > /tmp/recordingpid + updateicon "⏺️" + } + +webcamhidef() { ffmpeg \ + -f v4l2 \ + -i /dev/video0 \ + -video_size 1920x1080 \ + "$HOME/webcam-$(date '+%y%m%d-%H%M-%S').mkv" & + echo $! > /tmp/recordingpid + updateicon "🎥" + } + +webcam() { ffmpeg \ + -f v4l2 \ + -i /dev/video0 \ + -video_size 640x480 \ + "$HOME/webcam-$(date '+%y%m%d-%H%M-%S').mkv" & + echo $! > /tmp/recordingpid + updateicon "🎥" + } + + +audio() { \ + ffmpeg \ + -f alsa -i default \ + -c:a flac \ + "$HOME/audio-$(date '+%y%m%d-%H%M-%S').flac" & + echo $! > /tmp/recordingpid + updateicon "🎙️" + } + +askrecording() { \ + choice=$(printf "screencast\\nvideo\\nvideo selected\\naudio\\nwebcam\\nwebcam (hi-def)" | dmenu -i -p "Select recording style:") + case "$choice" in + screencast) screencast;; + audio) audio;; + video) video;; + *selected) videoselected;; + webcam) webcam;; + "webcam (hi-def)") webcamhidef;; + esac + } + +asktoend() { \ + response=$(printf "No\\nYes" | dmenu -i -p "Recording still active. End recording?") && + [ "$response" = "Yes" ] && killrecording + } + +videoselected() +{ + slop -f "%x %y %w %h" > /tmp/slop + read -r X Y W H < /tmp/slop + rm /tmp/slop + + ffmpeg \ + -f x11grab \ + -framerate 60 \ + -video_size "$W"x"$H" \ + -i :0.0+"$X,$Y" \ + -c:v libx264 -qp 0 -r 30 \ + "$HOME/box-$(date '+%y%m%d-%H%M-%S').mkv" & + echo $! > /tmp/recordingpid + updateicon "⏺️" +} + +case "$1" in + screencast) screencast;; + audio) audio;; + video) video;; + *selected) videoselected;; + kill) killrecording;; + *) ([ -f /tmp/recordingpid ] && asktoend && exit) || askrecording;; +esac |