djane.sh

#!/bin/bash

# intall
# curl https://gist.githubusercontent.com/djaney/0e16172a58b5415dfd28050b48a41829/raw/8f447171e880a2d82d031ef1ecacde4f52e343d3/djane.sh > ~/.local/bin/djane && chmod +x ~/.local/bin/djane

function install {
  sudo apt-get update -y

  sudo apt-get install -y v4l-utils

  sudo apt-get install -y gphoto2
  
  sudo apt-get install -y v4l2loopback-utils
}

function configure {
  # do not minimize games when out of focus
  if ! cat /etc/environment | grep SDL_VIDEO_MINIMIZE_ON_FOCUS_LOSS -q; then 
    echo "SDL_VIDEO_MINIMIZE_ON_FOCUS_LOSS=0" >> /etc/environment
  fi
}

function arcanysvpn {
  sudo openvpn --config /home/djane/vpn/arcanys/Arcanys.ovpn --auth-user-pass /home/djane/vpn/arcanys/pass.txt
}

function iphonecam {
  sudo modprobe v4l2loopback
  ffmpeg -i rtsp://$1:8554/live.sdp -f v4l2 /dev/video0
}

function iphonecambg {
  W=640
  H=360
  CAMIP=$1
  BG=$2
  TMP_IMG=$(mktemp /tmp/birtualbg.XXXXXX.jpg)
  sudo modprobe v4l2loopback
  
  ffmpeg -i rtsp://$CAMIP:8554/live.sdp -vframes 1 -f image2 $TMP_IMG
  
  ffmpeg \
     -i $BG \
     -i rtsp://$CAMIP:8554/live.sdp \
     -i $TMP_IMG \
     -filter_complex \
    "
        color=#00ff00:size=${W}x${H} [matte];
        [1:0] format=rgb24, scale=${W}:${H},setdar=16/9, split[mask][video];
        [2:0] format=rgb24, scale=$W:$H,setdar=16/9 [ref];
        [ref][mask] blend=all_mode=difference, 
           curves=m='0/0 .1/0 .2/1 1/1', 
           format=gray,
           smartblur=1,
           eq=brightness=30:contrast=3, 
           eq=brightness=50:contrast=2, 
           eq=brightness=-10:contrast=50,
           smartblur=3,
           format=rgb24 [mask];
        [matte][video][mask] maskedmerge,format=rgb24

     " \
     -shortest \
     -pix_fmt yuv422p \
     -t "00:00:03" \
     -f v4l2 /dev/video0
     
     rm $TMP_IMG

}


$@