Re: Virtual camera on OBS-Studio not working

[Paul Smith]

On Thu, Apr 29, 2021 at 3:59 PM Jonathan Billings  wrote:
> > [  263.923694] EDAC amd64: Node 0: DRAM ECC disabled.
> > [  265.686950] systemd-sysv-generator[37295]: SysV service
> > '/etc/rc.d/init.d/livesys' lacks a native systemd unit file.
> > Automatically generating a unit file for compatibility. Please update
> > package to include a native systemd unit file, in order to make it
> > more safe and robust.
> > [  265.686995] systemd-sysv-generator[37295]: SysV service
> > '/etc/rc.d/init.d/livesys-late' lacks a native systemd unit file.
> > Automatically generating a unit file for compatibility. Please update
> > package to include a native systemd unit file, in order to make it
> > more safe and robust.
> > [  366.970723] uvcvideo: Failed to query (SET_CUR) UVC control 10 on
> > unit 2: -32 (exp. 2).
> > [  366.987741] uvcvideo: Failed to query (SET_CUR) UVC control 4 on
> > unit 1: -32 (exp. 4).
>
> I don't see anything in particular wrong with that.  The uvcvideo
> output is probably for your real video device.
>
> Do you see the v4l2loopback device in v4l2-ctrl?  For example, I
> loaded the rpmfusion package 'akmod-v4l2loopback' and enabled the
> akmods service, and now I see:
>
> $ v4l2-ctl --list-devices
> OBS Virtual Camera (platform:v4l2loopback-000):
>         /dev/video0

Thanks, Jonathan. In my case, I get:

$ v4l2-ctl --list-devices
OBS Virtual Camera (platform:v4l2loopback-000):
    /dev/video0

EasyCamera 5M: EasyCamera 5M (usb-0000:01:00.0-7):
    /dev/video2
    /dev/video3
$

Paul