Re: [Ekiga-list] No video with anything other than h261

[David Woodfall <dave dawoodfall net>]

On (24/03/14 12:40), Dave Woodfall <dave dawoodfall net> put forth the proposition:
> On (24/03/14 12:36), Dave Woodfall <dave dawoodfall net> put forth the proposition:
> > On (24/03/14 11:50), Damien Sandras <dsandras seconix com> put forth the proposition:
> > > Le 24/03/14 10:11, David Woodfall a écrit :
> > > > On (24/03/14 09:37), Eugen Dedu 
> > > > <Eugen Dedu pu-pm univ-fcomte fr> put forth the proposition:
> > > > > On 24/03/14 09:33, Damien Sandras wrote:
> > > > > > Le 23/03/14 19:13, David Woodfall a écrit :
> > > > > > > On (23/03/14 17:52), Damien Sandras <dsandras seconix com> 
> > > > > > > put forth the
> > > > > > > proposition:
> > > > > > > > Le 23/03/14 14:37, David Woodfall a écrit :
> > > > > > > > > > > What Asterisk are you running? Is it a default 
> > > > > > > > > > > distro like FreePBX? There
> > > > > > > > > > > are some configs to check, but they are mush 
> > > > > > > > > > > easier using the freePBX GUI.
> > > > > > > > > >
> > > > > > > > > > But apart from my asterisk server I only get video 
> > > > > > > > > > on ekiga.net's echo
> > > > > > > > > > tester with h261 too.
> > > > > > > > >
> > > > > > > > > If it helps any, these are the output of -d 4. The 
> > > > > > > > > first is using h261
> > > > > > > > > and the second is h263. I rang the ekiga.net echo line then hungup
> > > > > > > > > afterwards:
> > > > > > > > >
> > > > > > > > > h261: http://www.r0t.co.uk/paste/p/qJ9yve44.html
> > > > > > > > > h263: http://www.r0t.co.uk/paste/p/cbgaee38.html
> > > > > > > >
> > > > > > > > You should report a bug to your distribution maintainer. 
> > > > > > > > Things are badly
> > > > > > > > compiled:
> > > > > > > >
> > > > > > > > 2014/03/23 13:31:34.472 0:05.195 Pool:0x7f799496d700 
> > > > > > > > H263+ Successfully
> > > > > > > > loaded 'libavcodec.so.55'
> > > > > > > >
> > > > > > > > 2014/03/23 13:31:34.472 0:05.195 Pool:0x7f799496d700 
> > > > > > > > H263+ Successfully
> > > > > > > > loaded 'libavutil.so.52'
> > > > > > > >
> > > > > > > > 2014/03/23 13:31:34.472 0:05.195 Pool:0x7f799496d700 
> > > > > > > > H263+ Error linking
> > > > > > > > function avcodec_init, 
> > > > > > > > error=/usr/lib64/libavcodec.so.55: undefined symbol:
> > > > > > > > avcodec_init
> > > > > > > >
> > > > > > > > 2014/03/23 13:31:34.472 0:05.195 Pool:0x7f799496d700 
> > > > > > > > H.263-RFC2190 Encoder
> > > > > > > > closed
> > > > > > > >
> > > > > > > > My guess would be that it links to a different 
> > > > > > > > libavcodec library than the
> > > > > > > > one whose headers were used to compile things.
> > > > > > >
> > > > > > > I've just recompiled both Opal and Ekiga and get the same error.
> > > > > > >
> > > > > > > There's no way that it's compiled against a different version. Is
> > > > > > > there a recommended ffmpeg version to use?
> > > > > > >
> > > > > > > Currently, I have version 2.1.4.
> > > > > > >
> > > > > > > Have you seen this?:
> > > > > > > http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2012-April/123454.html
> > > > > > >
> > > > > > >
> > > > > > > I will have to patch Opal by the look of it.
> > > > > >
> > > > > > If the compilation succeeded, that means that avcodec_init 
> > > > > > was present in your
> > > > > > headers.
> > > > > > If it fails at runtime, that means that the library you are 
> > > > > > linking to does not
> > > > > > contain that method.
> > > > > >
> > > > > > => your headers and libraries are different, believe me
> > > > >
> > > > > Perhaps you have ffmpeg/libav installed from your 
> > > > > distribution, and you also installed it manually?  During 
> > > > > compilation, one of them is used, and during execution the 
> > > > > other gets used.
> > > >
> > > > Slackware doesn't have ffmpeg in it's stock repo. But like I said I
> > > > rebuilt both Opal and Ekiga from what I had installed, and there is
> > > > only one version installed.
> > >
> > > Impossible !
> > > What does :
> > > grep avcodec_init /usr/ -r
> > > return ?
> >
> > Ok
> >
> > grep -r avcodec_init /usr
> > Binary file /usr/bin/avidemux2_gtk matches
> > Binary file /usr/bin/audacity matches
> > Binary file /usr/bin/avidemux2_qt4 matches
> > Binary file /usr/bin/avidemux2_cli matches
> > Binary file /usr/lib64/libADM5avcodec.so.53 matches
> > Binary file /usr/lib64/opal-3.10.10/codecs/video/mpeg4_ffmpeg_ptplugin.so matches
> > Binary file /usr/lib64/opal-3.10.10/codecs/video/h264_x264_ptplugin.so matches
> > Binary file /usr/lib64/opal-3.10.10/codecs/video/h263_ffmpeg_ptplugin.so matches
> > Binary file /usr/lib64/xine/plugins/1.30/xineplug_decode_ff.so matches
> > Binary file /usr/lib64/libavcodec.a matches
> > Binary file /usr/lib64/ADM_plugins/videoEncoder/libADM_vidEnc_avcodec.so matches
> >
> > So the static /usr/lib64/libavcodec.a has the old _init() function, but:
>
> ugh that was from libav. Thought I'd removed it.

Ok so after removing libav and rebuilding yet again:

ekiga -d 4 2>&1 | grep Error
2014/03/24 12:48:13.627   0:04.360          Pool:0x7fa488e42700 H263+   Error linking function avcodec_init, 
error=/usr/lib64/libavcodec.so.55: undefined symbol: avcodec_init
2014/03/24 12:48:13.629   0:04.362          Pool:0x7fa488e42700 Opal    Error creating transcoder instance 
from H.263 to YUV420P
2014/03/24 12:48:13.759   0:04.492          Pool:0x7fa488e42700 H263+   Error linking function avcodec_init, 
error=/usr/lib64/libavcodec.so.55: undefined symbol: avcodec_init
2014/03/24 12:48:13.760   0:04.493          Pool:0x7fa488e42700 Opal    Error creating transcoder instance 
from YUV420P to H.263

ffmpeg-2.1