[FFmpeg-devel] [PATCH] V4L2 compliance: Make sure VIDIOC_S_INPUT is called before querying/setting any input properties

Rupert Eibauer Rupert.Eibauer at ces.ch
Fri Jan 13 14:32:33 CET 2012

Luca Abeni <lucabe72 at email.it> wrote on 01/13/2012 09:55:28 AM:
> On 01/12/2012 03:42 PM, Rupert Eibauer wrote:
> > The problem will not be visible on single-input devices. In fact, you 
> > only see
> > it when you have a device with multiple inputs and the inputs differ 
> > the set of allowed parameters for VIDIOC_S_FMT.
> Yes, I agree. And I think the patch is ok (I assume you tested it :).

Of course I did. But only with the affected card.

> BTW, which kind of v4l card has different video resolutions for the 
> inputs (just curious)?

It is one of our prototypes.

Best regards,
Rupert Eibauer

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