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obs/v4l2: added troubleshooting for error

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Marten B. Kante
2025-03-18 05:52:33 +01:00
parent 694a183300
commit 3914097907
3 changed files with 46 additions and 4 deletions
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wiki/obs.md
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@@ -20,10 +20,6 @@ camera.
First of all [V4L2](./linux/v4l2.md) needs to be set up.
This guide assumes it is set up according to the section in the
[V4L2 entry](./linux/v4l2.md#v4l2loopback).
Make sure to
[start the service](/wiki/linux/systemd.md#startstopenabledisable-a-service) by
running `systemctl start v4l2loopback.service` or enable it to start after each
boot with `systemctl enable v4l2loopback.service`.
Afterwards the virtual camera can be started.
### Background Removal
@@ -39,3 +35,16 @@ describes various possibilities to install the background removal for OBS on
different systems.
On Linux systems background removal is often contained in a package named
`obs-backgroundremoval` or similarly.
## Troubleshooting
This section focusses on various errors that can appear by using OBS.
### `Output Failed: If you are using NVENC or AMD encoders, make sure the video drivers are up to date`
This error does occur most of the time when trying to start
[OBS' virtual camera](/wiki/obs.md#virtual-camera).
If all the drivers are up to date there is a chance that it is caused by a bug or error in the code
of [V4L2](/wiki/linux/v4l2.md).
A possible fix is described in a
[corresponding section of the V4L2 entry](/wiki/linux/v4l2.md#failed-to-start-streaming-on-devvideo2-invalid-argument).