Displaying 15 results from an estimated 15 matches for "kpbs".
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kbps
2003 Oct 10
2
Actual audio bitrates
...-
Hash: SHA1
Hi,
I was just measuring the bitrates of a couple of codecs via iax. I'm getting
much higher numbers than expected, so maybe I'm doing something wrong?
Measured with iptraf, values displayed are:
codec: measured bitrate (bitrate according codec definition)
gsm: 52 kbps (13 kpbs)
alaw: 154 kbps (?)
speex: 57 kpbs (24 kpbs)
Seems a little high to me?
- --
Regards,
Tais M. Hansen
ComX Networks
Tel: +45-70257474
Fax: +45-70257374
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2004 Nov 16
1
jitter buffer
jitter varioues from application to application and network to network.
let me give you an instance from my own work.
i am using speex in a voip application that has to work on gprs
connection. the gprs gives just 9.6 kpbs up. hence, i have an upper limit
of 6kpbs on the codec and not more than 5 udp packets per sec. that means,
putting in 10 speex frames in every rtp packet.
i need to jitter compensate for about 50 msec, but that necessarily means
holding back 10 frames in the buffer before the next packet arriv...
2007 Aug 10
1
Jitter buffer latency
Hi,
I'm trying to use the jitter buffer feature that comes with Speex but I'm getting unexpected latency. I wrote a client application that does VOIP-like functions and without using jitter buffer, the end-to-end latency is around 250 ms (I'm using lowband 5.97 kpbs). However, when I tried to incorporate the jitter buffer feature, the latency would grow as time elapsed (up to a few seconds). I tried hacking the code by changing the SPEEX_JITTER_MAX_BUFFER_SIZE constant in jitter.c from 200 to 20 and the latency went down to around 300ms. Am I doing somethin...
2005 Sep 01
1
Speed Questiosn
Hi I currently have a 3072kbps line that I'm splitting in half for 5 of
my phones. That's 307.2kbps +/- a couple of kpbs.
What is the minimum kbps for a phone to maintain clarity and volume?
Joshua
2002 Jan 04
1
quality vs bitrate
...ing into the
ogg file itself ? Either use a field unused when using the quality setting,
or store it in a tag. Current decoders won't be broken, newer decoders can
take advantage of it.
Player plugins could then use this to show in stead of bitrate, fx. "Q3" in
stead of "112 kpbs". IIRC the cd player plugin does something like this in
winamp - been a long time since i've used windows now though =)
Anyway, what do you think ? Could this be done ?
--
Trick
__________________________________________
Linux User #229006 * http://counter.li.org
"There is no ma...
2001 Jun 28
2
plan/date for new features
...a date or some other planning when all those
already-in-the-format-but-not-yet-implemented features will be there.
I don't want to end up with a situation saying 'yes; it now can do
stereo; but the next version will have joint-stereo and allow a current
128 Kbps stream to be put into a 80 Kpbs stream'; when that 'next version'
is not due for more then a year.
I've never liked 'vaporware'; and -hence- I don't want to advocate it
myself. ;-)
Cheerio! Kr. Bonne.
--
KB905-RIPE Belgacom IP networking
(c=be,a=rtt,p=belgacomg...
2004 Dec 12
1
patton smartnode integration
...tton smartnode 4118/js/eiu fxs gateway
with asterisk? We we're able to get the unit to register with
asterisk, but when trying to place a call, no codec was compatible,
even though I had all of the following enabled on the patton ...
# G.711 A-Law/?-Law (64kbps)
# G.726 (ADPCM 40, 32, 24, 16 kpbs)
# G.723.1 (5.3 or 6.3 kbps)
# G.729ab (8kbps)
the link to this product is :
http://commerce.patton.com/pe_products.asp?category=51&MiDAS_SessionID=e41363efa86e409caf79ab1fd9b32e49
?
thanks for any help,
Michael Lyszczek
2002 Jun 26
2
vorbis-tools CVS
...when headers are incomplete, and gives junk info for
the stream length and nan for the bitrate
* doesn't say anything if I put 1k of random data at the end of a
truncated stream, only 10k (then it says "Hole in data found.")
* output wishlist:
- bitrate name is inconsistant: kb/s or kpbs
- some section headers in the output have ':', others '...'
- some sections of data are indented, some not
- printf-style formatted output
- line up the default output
My suggested output example, including a few other minor changes I
didn't note above:
--cut--
Found logic...
2004 Nov 18
0
jitter buffer
...esday, November 16, 2004 8:25 PM
To: speex
Subject: [Speex-dev] jitter buffer
jitter varioues from application to application and network to network.
let me give you an instance from my own work.
i am using speex in a voip application that has to work on gprs
connection. the gprs gives just 9.6 kpbs up. hence, i have an upper
limit
of 6kpbs on the codec and not more than 5 udp packets per sec. that
means,
putting in 10 speex frames in every rtp packet.
i need to jitter compensate for about 50 msec, but that necessarily
means
holding back 10 frames in the buffer before the next packet arriv...
2017 Oct 11
0
iozone results
...mbit/s on a bonded dual gigabit nic (probably,
with a bad bonding mode configured)
fio returns about 50000kB/s, that are 400000 kbps.
As I'm using replica 3, the host has to write to 3 storage server,
thus: 400000*3 = 1200000 kbps
If I understood properly, i'm able to reach about 1200000 kpbs on
network side, with sequential writes, right ?
Why a simple "dd" will return only 30MB/s ?
2004 Nov 18
1
jitter buffer
...esday, November 16, 2004 8:25 PM
To: speex
Subject: [Speex-dev] jitter buffer
jitter varioues from application to application and network to network.
let me give you an instance from my own work.
i am using speex in a voip application that has to work on gprs
connection. the gprs gives just 9.6 kpbs up. hence, i have an upper
limit
of 6kpbs on the codec and not more than 5 udp packets per sec. that
means,
putting in 10 speex frames in every rtp packet.
i need to jitter compensate for about 50 msec, but that necessarily
means
holding back 10 frames in the buffer before the next packet arriv...
2003 May 01
1
TDM cards and Asterisk
I have put a box together using 2 X100P and 2 TDM400 4port cards.
Using the simple setup that Martin posted a few days ago, I have
asterisk almost up and running.
/etc/zaptel.conf
fxsks=1-2
fxoks=3-10
loadzone=nz
defaultzone=nz
(I have added NZ tone information to zaptel and Asterisk - I'll submit a
patch soon).
/etc/asterisk/zapata.conf
[channels]
context=incoming
signalling=fxs_ks
2002 Jun 27
4
Minimum cpu requirements
Hello folks
Anyone know if this would be enough to decode oggs?
AMD Elan SC520 133 MHz
If not, what seems to be the lower limit required for decoding oggs?
Many thanks,
Kerry.
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containing only
2007 Feb 15
3
Maximum Number of Calls Asterisk Can Handle
Can anyone share their experience on the maximum number of calls a given
asterisk box/asterisk software can handle?
I see the asterisk business edition can handle up to 240 simultaneously
with appropriate licensing, but that doesn't seem to be many at all.
For now, I plan to use the stable open source versions - would it be
reasonable to say that it is more of hardware limitation on the
2005 Dec 30
7
streaming to dialup users gives low quality audio
Hello,
I've got two streams, one for broadband, one for dialup. Well, having
had occation to use a dialup connection recently i checked the dialup
stream. Although it was streaming what the broadband stream was, the audio
quality was audibly worse. It didn't buffer, but it didn't sound as clear as
the broadband stream. I used lame to encode the tracks to mp3 and used it's