Emanoil Kotsev wrote:
> 
>>>
>>>> these are vendor specif controls, they are
>> defined in the uvc spec and
>>>> the linux-uvc driver has support for them.
>>>> Since they are vendor specific, they cannot be
>> defined in the v4l2 API,
>>>> so they need to be mapped into a valid control,
>> but applications must be
>>>> aware of them.
>>>>
>>>> They are the ones I know.
>>> Thanks for the info!
>>>
>>> Best regards,
>>>
>>> Jelle de Jong
>>
> 
> Very interesting topic.
> 
> I noticed that width=:hight = do not work and tried the one below which uses 
> software scale.
> mplayer -ontop -framedrop -cache 8192 -stop-xscreensaver -vf scale -tv  
> driver=v4l2:outfmt=yv12:device=/dev/video1:fps=25  -xy 1.2 tv://
> 
> regards
> 

Did you experiment with width=320:height=240 because everything works
below the 640x480 resolution also the fps=30 or fps=5 options, everything
stops working at correctly after the 640x480 the software scaling is just
a trick like a zoom its not the real resolution :-)

Best regards,

Jelle
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