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Discussion Groups | Speech Coding
Technical discussions related to Speech Coding (all itu and other vocoders, ACELP, CELP, AMR, etc)
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
... LPC method [2 Articles]
Iman Rasti - Apr 5 2010
Dears :
Hi
Is there any body who can introduce me a simple and understandable document
about speech coding ?
kindest Regards
Iman Rasti
Email:i...@gmai.com
Tel: ... G726 codec support with .wav files
Aditi Akula - Feb 3 2010
Hi All,
I want to play G726 (16 kbps) encoded data with Windows Media Player (WMP).
I have modified the normal wave header to allow for the G726 code (0x0045).
But it does not... bandwidth expansion
sati...@gmail.com - Jan 10 2010
hi every one,
can any one explain how bandwidh expands
if poles moves towards origin.
regards,
skcdsp
... G726 bit-exact bug SOLVED, question about 14-bit range
Aditi Akula - Dec 21 2009
Hi everyone,
I have solved the bit -exact bug in my codeby adding this small piece of
code.
I have avoided inverting negative numbers which is a part of G726_compress
before... G726 bit-exact bug SOLVED, question about 14-bit range
Aditi Akula - Dec 18 2009
Hi everyone,
I have solved the bit -exact bug in my code.
But now I have another problem with the input range to the encoder.
My encoder can take values only between 0 & 8191 ... ITU G726 code not working for speech files [4 Articles]
Aditi Akula - Dec 15 2009
Hi Everyone,
I am using the G726 code from ITU (g726.c, g726.h, cvt_h_b.c, etc) for 16
kbps an using it as a Visual C++ project. I have tested the code using the
test vectors ...