#!/bin/bash
set -e

#echo -n reloading pulse...
#pulseaudio -k && echo done

#echo -n setting default source...
#pacmd set-default-source echocancel && echo done

#echo -n setting default sink...
#pacmd set-default-sink echocancel1 && echo done

#echo -n setting volume control for input...
#pactl set-source-volume alsa_input.usb-BIRD_UM1_BIRD_UM1-00.mono-fallback 100% && echo done

#echo -n setting volume control for echocancel...
#pactl set-source-volume echocancel 100% && echo done

echo list sources:
tmp=`pactl list short sources | grep echocancel`
[[ -z $tmp ]] && echo setup echocancel input first && exit 1
echo

# file extension matters, .mp4 way better than .avi
dest=$HOME/Desktop/screencast.`date +%Y-%m-%d-%H-%M-%S`.mp4

exec ffmpeg -hide_banner -loglevel info \
	-f pulse -i default -ac 1 \
	-f x11grab -s 1920x1080 -i :0.0 \
	-threads 0 $dest