Re: [linux-uvc-devel] 04f2:b2db is supported, with non-functional second video device

[Kevin L. <ke...@ke...>]

On Mon, 2020-09-28 at 11:41 +0100, Kieran Bingham wrote:
> On 20/09/2020 18:06, Kevin Locke wrote:
>> I don't understand the purpose of the second device (if any).  With
>> tracing enabled, there are references to "entity 1" and "entity 2" in
>> the kernel log.  Perhaps this is expected behavior?  If not, I would be
>> happy to help debug further.
> 
> The second video node is for extracting metadata from the frames.
> It is not expected to deliver video frames with a video capture application.
> 
> v4l-info should probably be updated to express that better, but I don't
> know who maintains that tool

Ah, that explains it.  Thanks Kieran!

Best,
Kevin