[DOC] Install on Ubuntu 21.04

[tonybolzan]

Setup

sudo apt install v4l2loopback-dkms v4l-utils python3-pip python3-gst-1.0 gstreamer1.0-plugins-good gstreamer1.0-python3-plugin-loader

sudo tee /etc/modprobe.d/v4l2loopback.conf << "EOF"
# /dev/video3
options v4l2loopback video_nr=3
options v4l2loopback card_label="Virtual Webcam"
options v4l2loopback exclusive_caps=1
EOF

sudo modprobe v4l2loopback

pip install --user webcam-filters

Validate

webcam-filters --version
v4l2-ctl --device /dev/video0 --info # Input
v4l2-ctl --device /dev/video3 --info # Output

Use

webcam-filters --input-dev /dev/video0 --output-dev /dev/video3 --background-blur 100

[jashandeep-sohi]

Pinning and closing. Thanks!