Hi Martin, Thanks much. Videomixer looks very useful. I can't believe I didn't see it before. Next question: Is there a plugin to do general image warping using a coordinate map lookup table? Thanks, Bert Douglas <div class="gmail_quote">On Sun, Aug 15, 2010 at 9:11 PM, Martin Bisson <<a href="mailto:martin.bisson@gmail.com">martin.bisson@gmail.com</a>> wrote: <blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"> 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 <div><div></div><div class="h5"> 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 </div></div>> ------------------------------------------------------------------------ > > ------------------------------------------------------------------------------ > This SF.net email is sponsored by > > Make an app they can't live without > Enter the BlackBerry Developer Challenge > <a href="http://p.sf.net/sfu/RIM-dev2dev" target="_blank">http://p.sf.net/sfu/RIM-dev2dev</a> > ------------------------------------------------------------------------ > > _______________________________________________ > gstreamer-devel mailing list > <a href="mailto:gstreamer-devel@lists.sourceforge.net">gstreamer-devel@lists.sourceforge.net</a> > <a href="https://lists.sourceforge.net/lists/listinfo/gstreamer-devel" target="_blank">https://lists.sourceforge.net/lists/listinfo/gstreamer-devel</a> > ------------------------------------------------------------------------------ This SF.net email is sponsored by Make an app they can't live without Enter the BlackBerry Developer Challenge <a href="http://p.sf.net/sfu/RIM-dev2dev" target="_blank">http://p.sf.net/sfu/RIM-dev2dev</a> _______________________________________________ gstreamer-devel mailing list <a href="mailto:gstreamer-devel@lists.sourceforge.net">gstreamer-devel@lists.sourceforge.net</a> <a href="https://lists.sourceforge.net/lists/listinfo/gstreamer-devel" target="_blank">https://lists.sourceforge.net/lists/listinfo/gstreamer-devel</a> </blockquote></div>