[PD] IP cam to GEM

Antoine Villeret antoine.villeret at gmail.com
Tue Feb 24 13:49:35 CET 2015


hi,


> do you mean from source should be built with MinGW? The executable pack
> does not work with the VLC backend?
>
Not sure to understand well
but the gem_videoVLC.dll I build using Microsoft C++ Express 2010 is
crashing at loading
see : https://github.com/umlaeute/Gem/issues/64

Iohannes reported that it works on Windows with MinGW, that means you have
to build Gem and its plugins with MinGW.
You can't load a DLL build with MinGW with a binary build with Microsoft
compiler.


> Anyway, could you send me just an example how you use the vlc backend in
> Gem with a patch?
>
this is automatic, at startup Gem loads the plugins it found, if you have a
gem_videoVLC.dll near your Gem.dll it will be load,
then open a file like a regular file but give an URL as a path
I remember there are already some patchs that remonstrate this on the list,
or maybe on the Gem-dev list.


> Is it already part of pd-extended or I have to build it from source?
>
no it's not part of Pd-extended
and yes I think you have to build it from source
or ask somebody to share its binary (mine is crashing)

+
a


> Thanks for the blog link, it was very useful.
>
> P
>
> On Thu, Feb 19, 2015 at 1:12 PM, Antoine Villeret <
> antoine.villeret at gmail.com> wrote:
>
>> Hi,
>>
>> you can use [pix_video] with the VLC backend instead.
>> But note that VLC have a lot of latency with network camera.
>> VLC backend works on Linux, Mac OSX and Windows (but only when build with
>> MinGW), see [1].
>> Instead, I would suggest to use a Linux box with a gstreamer pipeline
>> that redirect the stream to a V4L2loopback device and then open the stream
>> in Gem with the pix_video"s V4L2 backend.
>>
>> You can have a look to my blog article [2] where I detailed how I use a
>> Raspberry Pi to stream live video to Gem.
>>
>> +
>> A
>>
>> [1] : https://github.com/umlaeute/Gem/wiki/plugin-compatibility-matrix
>> [2] : http://antoine.villeret.free.fr/?p=846
>>
>> --
>> do it yourself
>> http://antoine.villeret.free.fr
>>
>> 2015-02-19 12:40 GMT+01:00 Csaba Láng <langcsaba at gmail.com>:
>>
>>> Dear list,
>>>
>>> I would like to have 6 full HD IP cams on a local network projected live
>>> stream via 6 computers on the same network. Is there any solution than
>>> pix_vlc? If no is pix_vlc already part of pd-extended or I have to compile
>>> it from source? What are the basic commands for the pix_vlc object? Is
>>> there somewhere a full help file to it?
>>> Sorry for asking, but I used it some years ago last time, and it was a
>>> pain i the a** to get all the dependences and make it work at the end on
>>> debian.
>>> Now I would use mac, windows and linux, as it is hard to find 6
>>> computers with the same parameters in a gallery :)
>>>
>>> Thanks for any hints in advance:
>>>
>>> Popesz
>>>
>>> _______________________________________________
>>> Pd-list at lists.iem.at mailing list
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>>>
>>
>
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