Re: [RFC/PATCH 1/5] v4l: Convert V4L2_CID_FOCUS_AUTO control to a menu control

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Hi Sakari,

On 01/04/2012 02:22 PM, Sakari Ailus wrote:
>>>>>> The V4L2_CID_FOCUS_AUTO menu control has currently following items:
>>>>>>   0 - V4L2_FOCUS_MANUAL,
>>>>>>   1 - V4L2_FOCUS_AUTO,
>>>>>>   2 - V4L2_FOCUS_AUTO_MACRO,
>>>>>>   3 - V4L2_FOCUS_AUTO_CONTINUOUS.
>>>>>
>>>>> I would put the macro mode to a separate menu since it's configuration for
>>>>> how the regular AF works rather than really different mode.
>>>>
>>>> Yes, makes sense. Most likely there could be also continuous macro auto focus..
>>>> I don't have yet an idea what could be a name for that new menu though.
>>>
>>> V4L2_CID_FOCUS_AUTO_DISTANCE? It could then have choices FULL or MACRO.
>>
>> How about V4L2_CID_FOCUS_AUTO_SCAN_RANGE ? Which would then have choices:
>> 	NORMAL,
>> 	MACRO,
>> 	INFINITY
>> ?
> 
> What does INFINITY signify? That lens is permanently positioned there?

Yes, I think that's just what it is supposed to mean, but I would have to double
check in the specs.

HeungJun, would you have some more details about the INFINITY setting ?

> The name of the control sounds good to me, but I might change the order of
> FOCUS and AUTO in it.

Ok, I'll fix it.

--

Thanks,
Sylwester
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