[h323plus] Removing H.263/H.264 Capabilities in OpenMCU

ashwani.kumar ashwani.kumar at freesystems.biz
Wed Nov 30 00:44:15 EST 2011


Hi Victor,

can you confirm video capture device (camera) is connected to your system?




Regards,
Ashwani

On Wednesday 30 November 2011 07:24 AM, Victor Zanozin wrote:
>
> Just on this...
>
> I have attached logs of this issue, and have noticed a lot of lines 
> with, "VideoGrabber is unavailable". Is this something to do with the 
> issue described below?
>
> Thanks in advance!
>
> Victor
>
> *From:*h323plus-bounces at lists.packetizer.com 
> [mailto:h323plus-bounces at lists.packetizer.com] *On Behalf Of *Victor 
> Zanozin
> *Sent:* Wednesday, 30 November 2011 11:58 AM
> *To:* Simon Horne; h323plus at lists.packetizer.com
> *Subject:* Re: [h323plus] Removing H.263/H.264 Capabilities in OpenMCU
>
> Hi Simon,
>
> I can't see any difference in the logs with environment variable 
> PTLIB_TRACE_CODECS set to 4. Should this just be going to the regular 
> OpenMCU log (/c:\trace.txt)?
>
> Also, even if I am temporarily stuck with H.261, when new endpoints 
> join, video on the first endpoint freezes, and the new endpoint is not 
> displayed until either endpoint disconnects, then it switches back to 
> whichever endpoint is still connected and video resumes.
>
> Any ideas on that?
>
> *Victor *
>
> *From:*Simon Horne [mailto:s.horne at packetizer.com]
> *Sent:* Wednesday, 30 November 2011 8:22 AM
> *To:* Victor Zanozin; h323plus at lists.packetizer.com
> *Subject:* RE: [h323plus] Removing H.263/H.264 Capabilities in OpenMCU
>
> Victor
>
> The reason why your codecs are loading and then unloading is that the 
> codec checks to see if all the dependencies are present and if they 
> are not then the codec is unloaded.
>
> It is not clear on the platform you are running on but make sure you 
> have both x264 and FFMPEG  dependencies binaries are in path.
>
> Using environmental variable PTLIB_TRACE_CODECS = 4 to output trace 
> log information on why the dependencies are not found.
>
> Simon
>
> *From:*h323plus-bounces at lists.packetizer.com 
> [mailto:h323plus-bounces at lists.packetizer.com] *On Behalf Of *Victor 
> Zanozin
> *Sent:* 29 November 2011 08:06
> *To:* h323plus at lists.packetizer.com
> *Subject:* [h323plus] Removing H.263/H.264 Capabilities in OpenMCU
>
> Hi guys,
>
> I'm getting stuck with OpenMCU loading, and only starting the H.261 
> codecs.
>
> It seems it can detect H.263/H.264, but removes them shortly after 
> detection, and then only shows one set of codecs in the video section 
> of the startup.
>
> Logs:
>
>   0:00.030                      OpenMCU H323    Found capability: 
> H.239 Capabilities <18>
>
>             H.263{sw} <1>
>
>   0:00.030                      OpenMCU H323    Removing capability: 
> H.239 Capabilities <18>
>
>             H.263{sw} <1>
>
>   0:00.030                      OpenMCU H323    FindCapability: "H.239 
> Capabilities"
>
>   0:00.030                      OpenMCU H323    FindCapability: "*-QCIF*"
>
>   0:00.030                      OpenMCU H323    Found capability: 
> H.261-QCIF{sw} <14>
>
>   0:00.030                      OpenMCU H323    Removing capability: 
> H.261-QCIF{sw} <14>
>
>   0:00.030                      OpenMCU H323    FindCapability: "*-QCIF*"
>
>   0:00.030                      OpenMCU H323    FindCapability: "*-SQCIF*"
>
>   0:00.030                      OpenMCU H323    FindCapability: 
> "H.261{sw}"
>
>   0:00.030                      OpenMCU H323    Found capability: 
> H.261{sw} <15>
>
>   0:00.030                      OpenMCU H323    Removing capability: 
> H.261{sw} <15>
>
>   0:00.030                      OpenMCU H323    FindCapability: 
> "H.261{sw}"
>
>   0:00.030                      OpenMCU H323    FindCapability: 
> "H.263{sw}"
>
>   0:00.030                      OpenMCU H323    Found capability: 
> H.263{sw} <16>
>
>   0:00.030                      OpenMCU H323    Removing capability: 
> H.263{sw} <16>
>
>   0:00.030                      OpenMCU H323    FindCapability: 
> "H.263{sw}"
>
>   0:00.030                      OpenMCU H323    FindCapability: 
> "H.264{sw}"
>
>   0:00.031                      OpenMCU H323    Found capability: 
> H.264{sw} <17>
>
>   0:00.031                      OpenMCU H323    Removing capability: 
> H.264{sw} <17>
>
> Codecs loaded:
>
>      1:
>
>        H.261-CIF{sw} <13>
>
> I'm also seeing no split screen video -- When new endpoints join, 
> video on the first endpoint freezes, and the new endpoint is not 
> displayed until either endpoint disconnects, then it switches back to 
> whichever endpoint is still connected and video resumes.
>
> Can anyone help?
>
> Thanks!
>
> **
>
> *Victor*
>
>
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>
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