[Freeswitch-users] audio quality issue

[Sam]

Try using a IVR sound file with 64kbps instead of 128kbps and check.

Regds
Sam

On Mon, Dec 20, 2010 at 12:20 AM, Rafqat . <rafonline at hotmail.com> wrote:

>
> Hi Sam
>
> Sorry for the late reply.
>
> My issue is with only hearing the IVR originating from the switch.
>
> Phone call debug:
>
> 2010-12-19 18:47:16.057209 [DEBUG] sofia_glue.c:3585 Audio Codec Compare
> [PCMU:0:8000:20]/[G7221:115:32000:20]
> 2010-12-19 18:47:16.057209 [DEBUG] sofia_glue.c:3585 Audio Codec Compare
> [PCMU:0:8000:20]/[G7221:107:16000:20]
> 2010-12-19 18:47:16.057209 [DEBUG] sofia_glue.c:3585 Audio Codec Compare
> [PCMU:0:8000:20]/[G722:9:8000:20]
> 2010-12-19 18:47:16.057209 [DEBUG] sofia_glue.c:3585 Audio Codec Compare
> [PCMU:0:8000:20]/[PCMU:0:8000:20]
> 2010-12-19 18:47:16.057209 [DEBUG] sofia_glue.c:2354 Set Codec
> sofia/internal/1006 at 192.168.0.10 PCMU/8000 20 ms 160 samples
> .
> .
> .
> .
> EXECUTE sofia/internal/1006 at 192.168.0.10 sleep(1000)
> 2010-12-19 18:28:22.618376 [DEBUG] sofia.c:4153 Channel sofia/internal/
> 1006 at 192.168.0.10 entering state [ready][200]
> 2010-12-19 18:28:22.658376 [DEBUG] switch_rtp.c:2066 Correct ip/port
> confirmed.
> EXECUTE sofia/internal/1006 at 192.168.0.10 voicemail(check default
> 192.168.0.10)
> 2010-12-19 18:28:23.618435 [DEBUG] switch_ivr_play_say.c:63 No language
> specified - Using [en]
> 2010-12-19 18:28:23.818446 [DEBUG] switch_ivr_play_say.c:63 No language
> specified - Using [en]
> 2010-12-19 18:28:23.818446 [DEBUG] switch_ivr_play_say.c:244 Handle
> play-file:[voicemail/vm-enter_id.wav] (en:en)
> 2010-12-19 18:28:23.818446 [DEBUG] switch_ivr_play_say.c:1152 Codec
> Activated L16 at 8000hz 1 channels 20ms
> 2010-12-19 18:28:25.778567 [DEBUG] switch_ivr_play_say.c:1444 done playing
> file
> 2010-12-19 18:28:25.878572 [DEBUG] switch_ivr_play_say.c:244 Handle say:[#]
> (en:en)
> 2010-12-19 18:28:25.878572 [DEBUG] switch_ivr_play_say.c:1152 Codec
> Activated L16 at 8000hz 1 channels 20ms
> 2010-12-19 18:28:26.298600 [DEBUG] switch_ivr_play_say.c:1444 done playing
> file
>
>
> The phone when playing 'vm-enter_id.wav' seems to jump in volume (initially
> low volume then high).  It also makes a high pitch creaking type noise after
> 'say:[#] '.
>
> Also when it asks me to leave a message after the tone, it immediatley says
> 'my message was too short' without allowing me to record anything.  Could
> the phone be sending an echo which causes freeeswitch to think i have ended
> my recording?
>
> I was wondering if i should invest in some new phones?  Any
> recommendations?
>
> Cheers
>
> Raf
>
>
>
>
>
>
> ------------------------------
> Date: Sun, 19 Dec 2010 13:10:41 +0530
> From: u2nsam at gmail.com
>
> To: freeswitch-users at lists.freeswitch.org
> Subject: Re: [Freeswitch-users] audio quality issue
>
>
> Hi ,
>
> Do you have issues only with hearing the IVR originating from the switch ?
> Phone to phone works fine when RTP pass through is enabled ? which codec
> gets negotiated when IVR plays and what are the IVR file properties which is
> negotiated?
> Your voice mail gets recorded properly means the RTP is passing well to the
> switch ...
>
> Regads
> Sam
>
>
> On Sat, Dec 18, 2010 at 2:52 AM, Rafqat . <rafonline at hotmail.com> wrote:
>
>
> btw.  I have no audio issues when making calls between phones through
> freeswitch (voice quality is very good).
>
>
>
> ------------------------------
> From: rafonline at hotmail.com
> To: freeswitch-users at lists.freeswitch.org
> Date: Fri, 17 Dec 2010 21:19:11 +0000
> Subject: [Freeswitch-users] audio quality issue
>
>
>
>
> Hi,
>
> I recently installed freeswitch 1.0.6 on centos 5.5 (hosted on xen
> server).  I feel as if the audio quality is not as good as what it should be
> (6-7 out of 10).  This is apparent in calling the default voicemail IVR,
> sometimes I have issues leaving a message, sometimes I hear some weird
> noises.  However, I have no issues with the quality of the recorded
> voicemail message I leave, it sounds fine on playback.
>
> Is this an issue with my phones (Flexor 500)?  I have a softphone which
> doesn't seem as bad but still has issues.
>
> I also get the following message on startup of freeswitch:
>
> 2010-12-17 21:17:39.138958 [WARNING] switch_time.c:206 Timer resolution of
> 4000 microseconds detected!
> Do you have your kernel timer frequency set to lower than 1,000Hz? You may
> experience audio problems.
>
> I assume its related.
>
> Any help will be much appreciated.
>
> Cheers
>
> Raf
>
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