Hi Lorenzo, could you please specify which version of ekgia you are using (SVN trunk, which revision, or ekiga stable). Also you didnt mention the platform (linux, win32,...)
Thaks in advance, Matthias --- Lorenzo Miniero <[EMAIL PROTECTED]> schrieb: > Hi all, > > I'm writing this mail and not on -users since I think this will be of > more interest to developers than users. > > I'm developing a videomixing application and I'm using Ekiga to test its > functionality with H.261. The mixing and composition, both based on > libavcodec/libswscale, of more Ekiga video sources works fine (well > fine... let's say it somehow works, to be a start), but I noticed a > strange behavior when sending the mixed frames back to the Ekigas. All > is done on 176x144 frames, which means that each Ekiga sends its own > 176x144 frame, and they receive back a 176x144 composed frame containing > a mix of all the sources. However, when Ekiga receives the first mixed > frame, the video window is resized to 352x288, even if only the top-left > part (which is 176x144) is filled with the incoming frames, while the > rest of the window remains empty, except for some garbage. > > The strange thing is that, if before sending Ekiga the first mixed > frame, I send it back a frame of it's own video, the window is not > resized and the mixed video appears in a normal 176x144 window. > I don't know if it's a bug in Ekiga or if it's what I'm sending that is > corrupt, which is why I've written you about it, since I really can't > understand what could be wrong. > > I've uploaded an example of what is sent to an Ekiga: > > * a Wireshark dump, http://confiance.sf.net/ekiga_wireshark.dump > * and a RTPTools dump, http://confiance.sf.net/ekiga_rtptools.dump > > both about 300k, which I hope can help you riproduce the scenario. > If you're interested you can use the rtptools dump to see how ffplay > instead correctly understands the size of the frames: > > rtpplay -s 6666 -f ekiga_rtptools.dump /6668 (sender) > rtpdump -F payload /6668 | ffplay -f h261 - (receiver) > > which of course means nothing, since I just used libavcodec to encode > the frames. > > Thanks in advance for any feedback you'll be able to give me, I hope to > hear from you soon. > > Regards, > Lorenzo > > -- > Lorenzo Miniero, Junior Researcher > Dipartimento di Informatica e Sistemistica > Università degli Studi di Napoli "Federico II" > Via Claudio 21 -- 80125 Napoli (Italy) > Phone: +390817683821 - Fax: +390817683816 > Email: [EMAIL PROTECTED] > _______________________________________________ > Ekiga-devel-list mailing list > Ekiga-devel-list@gnome.org > http://mail.gnome.org/mailman/listinfo/ekiga-devel-list Heute schon einen Blick in die Zukunft von E-Mails wagen? Versuchen Sie´s mit dem neuen Yahoo! Mail. www.yahoo.de/mail _______________________________________________ Ekiga-devel-list mailing list Ekiga-devel-list@gnome.org http://mail.gnome.org/mailman/listinfo/ekiga-devel-list
