[Asterisk-video] H324m outbound videocalls

Klaus Darilion klaus.mailinglists at pernau.at
Mon Aug 4 04:09:28 CDT 2008


I wonder why there are Local channels at all. Once the call is answered, 
the local channels should be removed ("masqueraded" in Asterisk terms)

regards
klaus


ISAAC GONZALEZ GONZALEZ schrieb:
> Hi Klaus, thanks a lot for your quick answer.
> As you supposed, I cannot hear any audio either.
> Asterisk shows five channels:
> 
>    Zap/1-1
>       NativeFormats: 0x48 (alaw | slin)
>       WriteFormat: 0x8 (alaw)
>       ReadFormat: 0x8 (alaw)
>       
>    Local/s at video_test_out_context-92f1,1
>       NativeFormats: 0x182000 (h263 | h263p)
>       WriteFormat: 0x0 (nothing)
>       ReadFormat: 0x0 (nothing)
> 
>    Local/s at video_test_out_context-92f1,2
>       NativeFormats: 0x182000 (h263|h263p)
>       WriteFormat: 0x0 (nothing)
>       ReadFormat: 0x0 (nothing)
> 
>    Local/200 at default-0eef,1
>       NativeFormats: 0x40 (slin)
>       WriteFormat: 0x40 (slin)
>       ReadFormat: 0x40 (slin)
> 
>    Local/200 at default-0eef,2
>       NativeFormats: 0x40 (slin)
>       WriteFormat: 0x40 (slin)
>       ReadFormat: 0x40 (slin)
> 
> As the "Local" PSEUDOchannel is not a channel and cannot be configured to use
> a particular format or codec, how could I solve this problem?
> Thanks in advance one more time.
> Best Regards,
> Isaac
> 
> 
> 
> --- Original Message ---
> 
> Hi!
> 
> h324m tunnels digital data either using a-law or u-law. Try "show 
> channels" and "show channel ..." for the active channels during the 
> video call and verify that all channels use the same codec (if there is 
> transcoding this might break digital data).
> 
> btw: do you have only video problems or also audio problems?
> 
> regards
> klaus
> 
> ISAAC GONZALEZ GONZALEZ wrote:
>> Hello members,
>> I am trying to do outgoing 3G videocalls and playing a 3gp video. To do that I'm using the fontventa software and the 'originate' CLI command. I am using a Digium PRI card (TE 420) and an N70 mobile phone and I have built asterisk + libpri + zaptel + asterisk LLC patch + libpri LLC patch + fontventa software; however I think the LLC patches are not necesary since the call is established using the Bearer Capability field insted the LLC one.
>> Using old postings of the list I succeeded in stablishing the outgoing video call, but I cannot see any vídeo stream on my mobile phone when mp4play is running. I tried using X-Lite to initiate the video call with the H324m network but the result is the same. No video or audio stream seems to be transferred.
>> Please could anybody tell me any comment in order to solve this problem?
>> How could I sniff the Zaptel interface to analyze the traffic that is being sent/received?I'm using the 'pri debug' option in the Asterisk CLI,
>> Thanks in advance.
>> Isaac
>>
>>
> 
> 
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