[Freeswitch-users] Freeswitch transcoding even after Late Negotiation with inherit_codec

Dragos Oancea dragos at freeswitch.org
Tue Sep 21 11:17:48 UTC 2021


you may get some more information from this recent github issue:
https://github.com/signalwire/freeswitch/issues/1340 .


On Tue, Sep 21, 2021 at 12:00 AM Ghulam Mustafa <mustafa.pk at gmail.com>
wrote:

> You may try setting "disable-transcoding" to "true" in your sip profile
>
> Regards,
> -m
>
> On Mon, Sep 20, 2021, 10:17 PM Shahnawaj Khan <
> shahnawaj.khan1990 at gmail.com> wrote:
>
>> Hi All,
>>
>> I am working on a use case where we don't want freeswitch to transcode
>> and the codec negotiated with the B leg's answer should be passed to
>> the A leg so it also uses the same codec.
>> I have followed the following link
>> https://freeswitch.org/confluence/display/FREESWITCH/Codec+Negotiation
>> and added following flags in sip profiles
>> <param name="inbound-late-negotiation" value="true"/>
>> <param name="inherit_codec" value="true"/>
>>  But freeswitch is itself doing the transcoding. Scenario looks like
>> the following.
>>
>> 1) Bob---(Invite with OPUS,PCMU codec)---->Freeswitch
>> 2) Freeswitch---(Invite with OPUS,PCMU codec)-->Alice
>> 3) Alice ---(200 OK with PCMU)---> Freeswitch
>> 4) Freeswitch---(200 OK with OPUS)--->Bob  //OPUS instead of PCMU
>>
>> Please let me know if I have some understanding gaps and point me in
>> the right direction.
>>
>> Thanks & Regards,
>> Shahnawaz
>>
>> _________________________________________________________________________
>>
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>
> _________________________________________________________________________
>
> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
> services.
> Build your next product on our scalable cloud platform.
>
> Join our online community to chat in real time
> https://signalwire.community
>
> Professional FreeSWITCH Services
> sales at freeswitch.com
> https://freeswitch.com
>
> Official FreeSWITCH Sites
> https://freeswitch.com/oss
> https://freeswitch.org/confluence
> https://cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
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