[asterisk-dev] storing INVITE fmtp and use it to send relay

[Kelvin Chua]

i verified parse_sdp is doing its job correctly and stores it in struct.
but after going back to chan_sip somehow somewhere everything resets before
generate_sdp. maybe because i am working on ast12, i'm going to try 13
On Jun 26, 2015 5:49 PM, "Joshua Colp" <jcolp at digium.com> wrote:

> Kelvin Chua wrote:
>
>> Just an experiment I am doing, correct me if I am wrong
>>
>> If I receive an INVITE with fmtp from a peer, it won't be used to build
>> the INVITE to the egress right?
>>
>> What will happen is, codecs.conf will be checked for the parameters and
>> use that to build the INVITE.
>>
>> Is there any function I can use to get away from this behavior and act
>> like a proxy and just copy the fmtp from the ingress?
>>
>
> As Alexander mentioned there has to be a specific handler for each codec
> in order to parse/store/create the specific attributes internally. It's not
> done for every codec. Asterisk also has to be aware of the codec. This is a
> bit easier in 13+, but may be possible in earlier versions depending on the
> amount of storage required.
>
> Cheers,
>
> --
> Joshua Colp
> Digium, Inc. | Senior Software Developer
> 445 Jan Davis Drive NW - Huntsville, AL 35806 - US
> Check us out at: www.digium.com & www.asterisk.org
>
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