[Freeswitch-users] FEC feature in mod_opus

[Kamil Nigmatullin]

Yes, it is old but it is stable. A lot of things it does it does better
than any development version of 1.4. Thanks I will try.

2015-05-09 1:26 GMT+06:00 Michael Jerris <mike at jerris.com>:

> 1.2 is quite old, why would you be using it?  Have you tried on top of 1.4?
>
> On May 8, 2015, at 2:11 PM, Kamil Nigmatullin <kamil.nigmatullin at gmail.com>
> wrote:
>
> Hi Dragos,
> I tried to use your patch but have no luck with compiling it.
>
> I clonne stable 1.2 and then replace mod_opus.c with your code. Maybe do
> you know how to fix it?
>
> This is what I get:
> d_opus/mod_opus.c  -fPIC -DPIC -o .libs/mod_opus.o
> /usr/src/freeswitch/src/mod/codecs/mod_opus/mod_opus.c: In function
> 'switch_opus_fmtp_parse':
> /usr/src/freeswitch/src/mod/codecs/mod_opus/mod_opus.c:155:18: error:
> 'switch_codec_fmtp_t' has no member named 'stereo'
> /usr/src/freeswitch/src/mod/codecs/mod_opus/mod_opus.c: In function
> 'switch_opus_decode':
> /usr/src/freeswitch/src/mod/codecs/mod_opus/mod_opus.c:423:3: error:
> statement with no effect [-Werror=unused-value]
> cc1: all warnings being treated as errors
> make[4]: *** [mod_opus.lo] Error 1
> make[3]: *** [all] Error 1
> make[2]: *** [mod_opus-all] Error 1
> make[1]: *** [mod_opus] Error 2
> make: *** [mod_opus] Error 2
>
>
> 2015-04-14 14:52 GMT+06:00 Dragos Oancea <droancea at yahoo.com>:
>
>>
>> Hi Kamil,
>>
>> I've done a patch for Opus with FEC , but it has not been merged:
>>
>> https://freeswitch.org/stash/projects/FS/repos/freeswitch/pull-requests/184/overview
>> I was inspired by how they've done it with SILK.
>>
>>
>> Regards,
>> Dragos Oancea
>>
>>
>>
>> On 2015-04-13 16:49, Kamil Nigmatullin wrote:
>> > Hello.
>> >
>> > Anybody from developers could please clarify if FreeSWITCH uses
>> > Forward Error Correction feature in opus codec? We actually are not a
>> > specialists in C and cannot fully understand how decode function works
>> > in 414 line. According to opus documentation decode function  is
>> > called with special flag if previous packet is lost in order to call
>> > fec feature. In mod_opus it is hard to say for me as i don't see i or
>> > i+1 packets. Thanks
>> >
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>
>
> --
> Kamil Nigmatullin
> Tel: 77272323748
> mob: 7 (707) 2517003
> Skype: kamil.nigmatullin
>  _________________________________________________________________________
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>
> _________________________________________________________________________
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>
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-- 
Kamil Nigmatullin
Tel: 77272323748
mob: 7 (707) 2517003
Skype: kamil.nigmatullin
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