[Freeswitch-users] Can it do it?

[Saeed Ahmad]

BTW, what is SWITCH? Can it do transcoding?

On Fri, Jun 19, 2009 at 2:06 PM, Saeed Ahmad <saeedahmad1981 at gmail.com>wrote:

> It seems that you want to transcode G729 which is not possible. You can use
> it in passthru mode only.
>
>
> On Fri, Jun 19, 2009 at 1:48 AM, JuanMa <juanma.v82 at gmail.com> wrote:
>
>> Hi,
>>
>> I need to have the hability to negotiate the codec in a session (using
>> proxy media or bypass media), unfortunally I've been unable to achive
>> this due the documentation that I've found about it's vague.
>>
>> I've already tried using "absolute_codec_string" and everything that
>> says in http://wiki.freeswitch.org/wiki/Codec_negotiation but it seams
>> to ignore it  when the media is in "bypass media" or "proxy media". I
>> need to configure the FS as a SBC or as a pseudo proxy (I already know
>> that FS is not intend to do it, but in the documentation says that it
>> can).
>>
>> I've also tried to manually modify the SDP using:
>>  <param name="inbound-late-negotiation" value="true"/>
>>
>> And updating variables "switch_r_sdp" and "switch_l_dsp" but it also
>> seams to ignore it.
>>
>> Here is the config:
>>
>> Endpoint1-->FS-->SWITCH-->FS-->Endpoint2
>>
>> What I need, is to offer to the SWITCH only the codecs defined for
>> Enpoint1 (ie. G729) and when the SWITCH send the INVITE to FS again,
>> only offer the codecs available for Endpoint2. Eventually the SWITCH
>> will do the transcoding.
>>
>> So, here is my question, is there any way to achive this? (Handle the
>> invite codecs in bypass or proxy media), if so, is there any example
>> to follow? o can you give a tip?
>>
>> Thanks in advance,
>> Regards
>>
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>
>
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