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Re: [Linphone-users] Black screen when using video call


From: coffee
Subject: Re: [Linphone-users] Black screen when using video call
Date: Tue, 13 Aug 2013 21:25:24 +0200

ok somehow i managed it ... and it works

1. on my Debian for raspberry  gtk+2  is available from source
   apt-get -b source gtk+2.0
   This took me like 8 hours and after that I got bunch of .deb files that I installed

2. ./config was then complaining that I should install orpt from some git repo, but issue was, that I only had to uninstallant local ortp and srtp. This packets are available in linphone folder source and are automatically included

3. mediastreamer2 yields some errors that were just due to using -Werror flag
  I had to remove this flag in mediastreamer2/configure.ac and rerun autoreconf && autoconf

4. after make && make install there were issues that linphonelib.so.5 is not found but
ldconfig -n liblinphone
in folder with libraries /usr/local/lib/ solved problem And video is now running.

but now i have some issues with bad video quality ( low frame rate), is there any better video codecs or maybe away how to optimise this one.



any kind of suggestions would be appreciated.


2013/8/9 Guillaume Beraudo <address@hidden>
Hi,

There is an issue with xv:
message: V4L2 video capture started.
message: x11video_prepare(): Window has size 352x288, received video is 352x288
error: Could not find suitable format or Xv port to work with.

There may also be an issue with the video codec:
message: ms_filter_link: MSV4L2Capture:0x1d1eb48,0-->MSPixConv:0x1c6cba8,0
message: ms_filter_link: MSPixConv:0x1c6cba8,0-->MSSizeConv:0x1c6e530,0
message: ms_filter_link: MSSizeConv:0x1c6e530,0-->MSTee:0x1d9cc10,0
message: ms_filter_link: MSTee:0x1d9cc10,0-->MSH263Enc:0x1c60eb8,0
message: ms_filter_link: MSH263Enc:0x1c60eb8,0-->MSRtpSend:0x1d07778,0
message: ms_filter_link: MSRtpRecv:0x1c5f2b0,0-->MSH263Dec:0x1d9f7c0,0
message: ms_filter_link: MSH263Dec:0x1d9f7c0,0-->MSTee:0x1d9f838,0
message: ms_filter_link: MSTee:0x1d9f838,1-->MSJpegWriter:0x1d1df78,0
message: ms_filter_link: MSTee:0x1d9f838,0-->MSX11Video:0x1d9f8a0,0
message: ms_filter_link: MSTee:0x1d9cc10,1-->MSX11Video:0x1d9f8a0,1
message: Codec bitrate set to 9102200
message: msv4l2_thread starting
message: Codec size set to w=320/h=240
error: avcodec_open() failed: -1


I suggest that you compile linphone/mediastreamer/ortp 3.6.1 with opengl
and use vp8 codec.


Guillaume


On Wed, Aug 07, 2013 at 04:37:04PM -0400, rok rahne wrote:
> sorry, here is linphone debug windows log:   paste.debian.net/23523
>
> and output of:  linphonec  -s 304 -d 6 -C  http://paste.debian.net/23525/
>
>
>
>
>
> 2013/8/7 Guillaume Beraudo <address@hidden>
>
> > Hi,
> >
> > Do you have logs?
> >
> > Guillaume
> >
> > On Wed, Aug 07, 2013 at 09:46:59AM -0400, rok rahne wrote:
> > > Hello,
> > >
> > > What i'm trying to achieve is to make video call using Linphone 3.5.2
> > > implement on Rpi. But when i try to call only black windows appear, same
> > > goes for "self view" screen  (audio works fine)
> > >
> > > what i already tried:
> > > - i successfully test cam using vlc stream  (i'm using usb cam, plugged
> > on
> > > usb power hub same as Rpi; so camera on pi work)
> > > - tried h.264 codec (msx264 plugin)
> > > - Video call  works fine through my pbx with ever other device (except
> > > video calls from Rpi)
> > >
> > > So if everything works fine (except video call) , i was thinking that the
> > > problem might be in Linephone  not recognise my webcam on Rpi. But i run
> > > out of idea so any kind of help, what to do next would be appreciated .
> > >
> > >
> > >
> > > Best regards,
> > >
> > > Rok
> >
> > > _______________________________________________
> > > Linphone-users mailing list
> > > address@hidden
> > > https://lists.nongnu.org/mailman/listinfo/linphone-users
> >
> >
> > _______________________________________________
> > Linphone-users mailing list
> > address@hidden
> > https://lists.nongnu.org/mailman/listinfo/linphone-users
> >

> _______________________________________________
> Linphone-users mailing list
> address@hidden
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