On Wednesday, November 23, 2011 23:26:22 Sylwester Nawrocki wrote:
> Hi,
>
> I was wondering how to implement in v4l2 a standard menu control having
> integer
> values as the menu items. The menu item values would be irregular, e.g.
> ascending
> logarithmically and thus the step value would not be a constant.
> I'm not interested in private control and symbolic enumeration for each value
> at
> the series. It should be a standard control where drivers could define an
> array
> of integers reflecting the control menu items. And then the applications could
> enumerate what integer values are valid and can be happily applied to a
> device.
>
> I don't seem to find a way to implement this in current v4l2 control
> framework.
> Such functionality isn't there, or is it ?
No it doesn't exist.
I'd have sworn that I saw a proposal for adding something like that on the
mailinglist some time ago, but I can't find it anymore. It wouldn't be
difficult to add.
Regards,
Hans
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