[GEM-dev] videoIO compilation error

[Antoine Villeret]

thanks IOhannes !

concerning pdgst, could it work ? and should i send you some bug report or
is it also almost dead ?

regarding filmGMERLIN plugin, i'll try it

and thanks for all, you're the man !

cheers

antoine



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2011/5/30 IOhannes m zmoelnig <zmoelnig at iem.at>

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> ]On 2011-05-30 11:37, Antoine Villeret wrote:
> > hi,
> >
> > humhum ok...
> > I need to read and write video stream from Gem, videoIO appeared to be a
> > good solution when it was alive...
>
> well, yes and no. i don't think videoIO was ever in a state that could
> accomplish this.
>
> > is there a Gem plugins with which I can read/write HTTP and RTSP streams
> ?
>
> afaic, you should be able to _read_ rtsp/http streams using the
> gmerlin-avdec backend of [pix_film] (yes, that's [pix_film] rather than
> [pix_video]; gmerlin-avdec is a generic video decoding framework
> targeted mostly at video-file playback but which can also do some
> networking)
>
> however, there is currently no direct way to _write_ these streams.
>
>
> > i also saw your pdgst which seems to be buggy...
>
> "buggy" is a bit generic.
>
>
> > so is there a solution (on Ubuntu 10.4) ?
> >
>
> dunno about the inclusion state of gmerlin-avdecoder in ubuntu-10.4;
> it's definitely in current debian/wheezy, so it should hit ubuntu at
> some point.
>
>
> anyhow, this is what i would do:
> - - read the streams using [pix_film]
>
> - - write the streams to a pipe using [pix_record] and a v4l2loopback
> device;
> you will need the v4l2loopback kernel modules, which are available in
> ubuntu starting with natty, or directly get them from
> http://github.com/umlaeute/v4l2loopback/)
> you will also need a recent enough version of Gem (that is: current SVN)
> that has support for writing to v4l2-loopbacks in [pix_record]
> - - send the stream using GStreamer (grabbing the v4l2 loopback source and
> using whatever technology gstreamer offers to broadcast the stream)
>
> (you could also do v4l1 loopback using the "vloopback" driver and
> [pix_record]'s v4l1 writing capabilities; however v4l1 is considered
> dead, so i'd use v4l2)
>
>
>
> fgamsdr
> IOhannes
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