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Technical discussions related to Speech Coding (all itu and other vocoders, ACELP, CELP, AMR, etc)
About PESQ scores(audio quality evaluation) [3 Articles]
nang...@gmail.com - Jan 30 2011
I have a question on PESQ
If I want to verify the PESQ score of G711 and G729 codec, what procedures should I take?
my idea is:
1) prepare a audio .wav file, whose ... 
Re: how to input sound directly from a audioplayer(like windows media player) into
Jeff Brower - Jan 30 2011
Nangergong-
> sorry, there is one place which is wrong in the illustration. The latter computer
> is B not A.
>
> reference .wav file(signed 16bit, 8000Hz) ----> audio_pla... Re: how to input sound directly from a audio player(like windows media player) into
Jeff Brower - Jan 30 2011
Nangergong-
> I want to do an experiment
>
> reference .wav file(signed 16bit, 8000Hz) ----> audio_player
> --------> VOIP program on computer A -----------> networ... how to input sound directly from a audio player(like windows media player) into
nang...@gmail.com - Jan 25 2011
I want to do an experiment
reference .wav file(signed 16bit, 8000Hz) ----> audio_player --------> VOIP program on computer A -----------> network ----------------> VOIP ... linear predictive coding
varu...@gmail.com - Jan 5 2011
hello
i am student of final year. i am doing a project on isolated word recognition using LPC and euclidean distance method .I have a doubt pls help me
LPC changes every 20 ms... How to divide speech signal into pitch-synchronous frames?
jayachamaree - Dec 10 2010
Hello,
I need to know how to get pitch-synchronous speech frames from a speech signal i.e. speech signal is divided into overlapping frames where each frame is two pitch periods... G.728
Mengistu Mamuyie - Jul 20 2010
I am working on speech coding(G.728 floating point Algorithm).
But the code doesn't work for me.
I was using Pseudo code that is provided on the ITU-T site.
Please, any bod... G.729 ITU-T c-code bitstream
bnay...@gmail.com - Jun 4 2010
While trying to implement g.729 coder on some raw file the output it gives is basically a bitstream file I mean a binary file. The binary file actually contains some binary data st... Source Code GSM--FR Codec [5 Articles]
Artham Sridhar - May 6 2010
Hi All
I am not able to find GSM-FR speech codec ansi c code.
If any body knows where can I get, please reply to me.
I have already searched in 3gpp standard search. But ... G726 ITU test vector strangeness [3 Articles]
Jeff Brower - Apr 29 2010
All-
Has anyone ever noticed the G726 ITU u-Law input test vector (a file called nrm.m on
ITU pages) has what appears to be an inversion or wrap-around? Not saying this is a
...