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Re: [Linphone-developers] Linphone and G.722 Wideband codec

From: menno
Subject: Re: [Linphone-developers] Linphone and G.722 Wideband codec
Date: Tue, 29 Jun 2010 09:12:39 +0200
User-agent: SquirrelMail/1.4.18


Nice to hear!

Can you explain the steps that you do to get this G722 working (to get
this in the codec section)? I'll try that first on a normal i386/i686 PC
and after that i will try to recompile it to an ARM device.

> Hi!
> Yeah, that was exactly was I was trying to do 2 months ago (coincidentally
> also on an ARM device). I
> also got everything to compile and if I remember it correctly I even got
> G.722 to be standing in the
> audio codec list.
> But I unfortunately never got the codec really running which I don't
> understand...
> I would also definitely be interested in having G.722 integrated in
> Linphone - even if it would be
> with the help of a preprocessor switch or something. (Like USE_G722_CODEC)
> -Simon.
> menno wrote:
>> Hello,
>> I want to use the G.722 codec on a 1.2Ghz ARM Device in the future. For
>> now i want to use linphone incombination with the Wideband G.722 codec.
>> I follow the following steps:
>> 1. I download all the G722 files @
>> 2. I unpack the files and put msg722.c, g722_encode.c and g722_decode.c
>> into mediastreamer2/src
>> 3. I put the g722.h file into the mediastreamer2/include/mediastreamer2
>> directory
>> 4. I added two new filter id's to allfilters.h
>> 5. I add all the C-files to the mediastreamer2/src/
>> 6. I add
>> "linphone_core_assign_payload_type(&payload_type_g7221,9,NULL);"
>> Compiling works ok with the current version linphone-3.3.1.tar.gz. But
>> after compiling , and starting program i get no other codecs than the
>> g711A/U,GSM and not the G722 one.
>> Can anybody help me to get this G722 wideband codec working (or add this
>> to the current linphone)?
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