[FFmpeg-user] Adjusting libavdevice/v4l2.c to support V4L2 controls

Goetz Dapp goetz.dapp at googlemail.com
Wed May 23 01:22:10 CEST 2012

On 05/22/2012 12:33 AM, Carl Eugen Hoyos wrote:
> Goetz Dapp <goetz.dapp <at> googlemail.com> writes:
>> I am not a programmer and thus at a loss as to how to get that into
>> libavdevice/v4l2.c as suggested. Could you help me out with that or
>> provide me with further pointers?
> I am sorry, but I currently have no access to my hardware that has a 
> v4l2 device, meaning I cannot work on this atm.
> You could try to add ioctl's to device_init() in libavdevice/v4l2.c, 
> it should be easy to add options once that works. If you are unable 
> to test this, you will have to wait until somebody works on it...
> (Please consider opening a ticket on trac, you may point to these 
> mailing list threads, but do add all information into trac.)
> Sorry, Carl Eugen
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Thanks for your reply, Carl Eugen! Would ssh access to my
v4l2-"experiment" box be of any use? I could set that up this week.

I'll also open a ticket on trac, I'll read up on how to do this this
coming weekend.


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