[gst-devel] three cameras merged to one display

[Bert Douglas]

Thanks for the link.
Lots of good examples.

--Bert Douglas

On Mon, Aug 16, 2010 at 7:20 AM, Andrey Nechypurenko <
andreynech at googlemail.com> wrote:

> Hi,
>
> > Thanks much.  Videomixer looks very useful.  I can't believe I didn't see
> it
> > before.
>
> You can also take a look at this:
>
> http://wiki.oz9aec.net/index.php/Gstreamer_Cheat_Sheet#Video_Wall:_Live_from_Pluto
> As I understand it is very close to what you are trying to achieve.
>
> Regards,
> Andrey.
>
> >
> > Next question:
> >
> > Is there a plugin to do general image warping using a coordinate map
> lookup
> > table?
> >
> > Thanks,
> > Bert Douglas
> >
> > On Sun, Aug 15, 2010 at 9:11 PM, Martin Bisson <martin.bisson at gmail.com>
> > wrote:
> >>
> >> Look into the source of the videomixer plugin.  It takes multiple video
> >> streams and merges them into one.  It should be a good starting point.
> >>
> >> Martin
> >>
> >>
> >> Bert Douglas wrote:
> >> > Hi All,
> >> >
> >> > I am new to gstreamer, but not new to image processing.
> >> > I seek advice on the best way to merge video streams in gstreamer.
> >> >
> >> > At least I am hoping for some indication that my goal is not doomed to
> >> > failure.
> >> >
> >> > There are three cameras, with wide angle lenses, on a post, covering
> >> > entire 360 degree field of view.
> >> > The goal is to combine video from three cameras, transform and project
> >> > it so that it shows in a single window as a unified picture.
> >> >
> >> > The question is not how to do the image processing.  I can manage
> >> > that.  The question is how best to work with gstreamer.
> >> >
> >> > The first obvious way (at least to me) is to write a new plugin that
> >> > has three sink-pads and one source-pad.
> >> > But I can't find any examples to follow.  And the docs on base
> >> > transform indicate that it can't handle this situation.
> >> >
> >> > You experts probably know another way to do this.
> >> > Maybe there is already a plugin that can help with this, but I just
> >> > don't have enough imagination to see it.
> >> >
> >> > Is it possible to connect multiple source-pads to a single sink-pad?
> >> >
> >> > Thanks much for your patience with a newcomer.
> >> >
> >> > --Bert Douglas
> >> >
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