106 lines
2.4 KiB
Bash
Executable File
106 lines
2.4 KiB
Bash
Executable File
#!/bin/sh
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# Usage:
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# `$0`: Ask for recording type via dmenu
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# `$0 screencast`: Record both audio and screen
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# `$0 video`: Record only screen
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# `$0 audio`: Record only audio
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# `$0 kill`: Kill existing recording
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#
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# If there is already a running instance, user will be prompted to end it.
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killrecording() {
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recpid="$(cat /tmp/recordingpid)"
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# kill with SIGTERM, allowing finishing touches.
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kill -15 "$recpid"
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rm -f /tmp/recordingpid
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# even after SIGTERM, ffmpeg may still run, so SIGKILL it.
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sleep 3
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kill -9 "$recpid"
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exit
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}
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screencast() { \
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ffmpeg -y \
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-thread_queue_size 4096 \
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-f x11grab \
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-framerate 60 \
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-s "$(xdpyinfo | grep dimensions | awk '{print $2;}')" \
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-i "$DISPLAY" \
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-f alsa -ac 2 -i pulse \
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-r 30 \
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-c:v libx264rgb -crf 0 -preset ultrafast -c:a flac \
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"$HOME/Videos/Screen/$(date '+%y%m%d-%H%M-%S').mkv" &
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echo $! > /tmp/recordingpid
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}
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jacka() { \
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ffmpeg -y \
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-thread_queue_size 4096 \
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-f jack -i jack_out.monitor \
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-ac 2 -channel_layout stereo -async 1 \
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-c:a flac "$HOME/Videos/Tape/$(date '+%y%m%d-%H%M-%S').flac"
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echo $! > /tmp/recordingpid
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}
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jackv() {
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ffmpeg -y \
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-thread_queue_size 4096 \
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-f jack -i ffmpeg \
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-f x11grab \
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-framerate 60 \
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-s "$(xdpyinfo | grep dimensions | awk '{print $2;}')" \
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-i "$DISPLAY" \
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-r 30 \
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-c:v libx264 -qp 0 -r 30 -c:a flac \
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"$HOME/Videos/Screen/$(date '+%y%m%d-%H%M-%S').mkv" &
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echo $! > /tmp/recordingpid
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}
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mute() {
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ffmpeg -y \
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-f x11grab \
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-thread_queue_size 4096 \
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-s "$(xdpyinfo | grep dimensions | awk '{print $2;}')" \
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-i "$DISPLAY" \
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-c:v libx264 -qp 0 -r 30 \
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"$HOME/Videos/$(date '+%y%m%d-%H%M-%S').mkv" &
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echo $! > /tmp/recordingpid
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}
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audio() { \
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ffmpeg -y \
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-thread_queue_size 4096 \
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-f pulse -i default \
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-ac 2 -channel_layout stereo -async 1 \
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-c:a flac \
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"$HOME/Music/Tape/$(date '+%y%m%d-%H%M-%S').mp3" &
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echo $! > /tmp/recordingpid
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}
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askrecording() { \
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choice=$(printf "screencast\\nvideo\\naudio\\njack video\\njack audio" | dmenu -i -p "Select recording style ")
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case "$choice" in
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screencast) screencast;;
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video) mute;;
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audio) audio;;
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"jack video") jackv;;
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"jack audio") jacka;;
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esac
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}
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asktoend() { \
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response=$(printf "No\\nYes" | dmenu -i -p "Recording still active. End recording? ") &&
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[ "$response" = "Yes" ] && killrecording
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}
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case "$1" in
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screencast) screencast;;
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video) mute;;
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audio) audio;;
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"jack video") jackv;;
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"jack audio") jacka;;
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kill) killrecording;;
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*) ([ -f /tmp/recordingpid ] && asktoend && exit) || askrecording;;
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esac
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