[PD] pd-extended build on 9.10 /gem 0.92.1 eeepc = no luck with v4l2

[Hans-Christoph Steiner]

You can see the gem ./configure flags used for Pd-extended in packages/ 
Makefile.

.hc

On Nov 3, 2009, at 5:48 PM, olsen wrote:

> hi
> thanks IOhannes for the help. i installed libv4l-dev & recompiled  
> the package but i'm not getting the v4l2 support, as i do not know  
> in the pd-extended automation how to do the gem configure with  
> libv4l-support...
> greets
> ø
>
> IOhannes zmölnig wrote:
>> hans w. koch wrote:
>>> it installed wonderfully on my eeepc901 and pd says gem 0.92.1  
>>> from oct
>>> 30, but:
>>> when trying out pix_video it starts with video driver 0:  
>>> video4linux v4l
>>>
>>> now, when i send a message "driver v4l2" console gives: could not  
>>> find a
>>> backend for driver "v4l2"
>>>
>>> the webcam is otherwise working fine (tested with cheese)
>>>
>>> anyone got an idea?
>> simple: the version of Gem you are using has been compiled without
>> libv4l support.
>> whoever built the package has either not enabled libv4l-support  
>> (there
>> is a new flag in Gem's configure called --without-ALL which disables
>> everything so you have to manually re-enable whatever you want;  
>> this is
>> meant for package-maintainers so they have better control about what
>> features the package will have) or there was no libv4l-dev  
>> installed on
>> the build machine.
>> solutions:
>> - build Gem yourself and make sure that you have all relevant  
>> packages
>> installed (in your case, don't forget libv4l-dev)
>> - ask the person who built your package to enable libv4l
>> fgmasdr
>> IOhannes
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