[Freeswitch-users] Garbled Leg Recording G729 with Asynchronous ptime

Colin Sindle colins at succinct.co.za
Fri Jun 8 12:29:16 MSD 2012


Hi,

Please, I was wondering if there is anything obvious that we are missing
when trying to record a G729 call with asynchronous pimes (in: 20ms, out:
60ms).

The problem case call flow is:  inbound leg (ptime 20 ms), start recording,
playback a short message, bridge to outbound (destination can only handle a
ptime of 60 ms).   We are using mod_com_g729's codec.   The audio while on
the call in normally fine (rarely there is one way speech depending on
inbound/outbound provider), but *the recording has a garbled outbound
(Callee) leg* (inbound/Caller voice is fine.).

We have tried all the combinations of  G729 at 20i, G729 at 60i,
rtp-autofix-timing, and default-ptimes to no avail.

We are using git HEAD.

I do see this on fs_cli:

2012-06-07 16:56:45.543269 [INFO] mod_com_g729.c:78 ENCODER DESTROYX -
0xa8894898 (nil)
2012-06-07 16:56:45.543269 [INFO] mod_com_g729.c:79 DECODER DESTROYX -
0xa8894898 (nil)
2012-06-07 16:56:45.583270 [WARNING] mod_sofia.c:1158 *Asynchronous PTIME
not supported, changing our end from 20 to 60*
2012-06-07 16:56:45.583270 [DEBUG] sofia_glue.c:2931 Changing Codec from
G729 at 20ms@8000hz to G729 at 60ms@8000hz
2012-06-07 16:56:45.623271 [INFO] mod_com_g729.c:78 ENCODER DESTROYX -
0xa86fe340 0xa86f1e78

Should this be working, are we missing something obvious?


Thank you,


Kind regards,


Colin
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