my-env/tools/fix-obs-vcam.sh

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2022-09-29 05:31:34 +00:00
#!/bin/bash
2023-04-12 08:47:46 +00:00
# https://obsproject.com/kb/virtual-camera-troubleshooting
2022-09-29 05:31:34 +00:00
# https://obsproject.com/forum/threads/how-to-start-virtual-camera-without-sudo-privileges.139783/
2023-04-12 08:47:46 +00:00
# https://blog.csdn.net/qq_43008667/article/details/128041455
# https://blog.jbrains.ca/permalink/using-obs-studio-as-a-virtual-cam-on-linux
# https://github.com/obsproject/obs-studio/issues/4808
# v4l2loopback-dkms
# obs_start()
# {
# #This function is intended to prevent blank cameras in OBS upon OBS restart / exit
# #1. load/refresh uvcvideo before starting obs
# if lsmod | grep -q 'uvcvideo'; then
# sudo rmmod uvcvideo
# fi
# sudo modprobe uvcvideo
# #2. since no environment with a keyring to prompt for allowing virtual webcams prior is a must
# sudo modprobe v4l2loopback video_nr=10 card_label='OBS Virtual Camera'
# sleep 1
# sh -c "$obs_cmd --startvirtualcam || sleep 3; sudo rmmod uvcvideo"
# }
installed () {
command -v $1 > /dev/null
}
installed 'obs' && obs_cmd='obs'
installed 'obs-studio' && obs_cmd='obs-studio'
# obs executes this command when you start virtual camera
# sudo modprobe v4l2loopback exclusive_caps=1 card_label="OBS Virtual Camera"
# another version from one of links below
# sudo modprobe v4l2loopback video_nr=2 devices=1 card_label="OBS Virtual Camera"
sudo modprobe -r v4l2loopback || sudo rmmod v4l2loopback
if [[ $? == 0 ]]; then
sudo modprobe v4l2loopback video_nr=2 devices=1 card_label="OBS Virtual Camera"
if [[ $? == 0 ]]; then
$obs_cmd --startvirtualcam & disown
else
echo "Cannot run modprobe. Ensure v4l2loopback-dkms is installed and try again"
exit 1
fi
else
echo "Cannot remove v4l2loopback device"
exit 2
fi