[asterisk-dev] AST_FRAME_DIGITAL

[Klaus Darilion]

funny: similar discussion (without useful result)

regards
klaus

Mikael Magnusson schrieb:
> Klaus Darilion wrote:
>> Kevin P. Fleming schrieb:
>>> Klaus Darilion wrote:
>>>
>>>> What about adding AST_FORMAT_H223 to rtp.c too? This way we could 
>>>> forward H223 to other Asterisk Boxes doing the demux and video stuff.
>>> This is not useful unless a channel driver that uses RTP can
>>> send/receive H.223 (which means there must be a means of negotiating
>>> this format with other endpoints, in the case of SIP that means there
>>> must be support in SDP for H.223 media stream negotiation).
>>
>> I thought this is rather simple - just adding AST_FORMAT_H223 to rtp.c. 
>> We only have to agree on the name in the a=rtmap line.
>>
>> klaus
>>
> 
> Have you considered CLEARMODE as defined in RFC 4040?
> I found a pcap sample in Wireshark wikipedia:
> 
>      A sample of H.223 running over RTP, following negotiation over SIP.
>      http://wiki.wireshark.org/SampleCaptures
> 
> Mikael
> 
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