Displaying 2 results from an estimated 2 matches for "katugampala".
2010 Jan 14
1
IOV
...h utilizes a CELP codec in inverse, transmitting any random
digital data as CELP synthetized voice though any voice transmitter
channels (CB radio, GSM voice call, telephone etc.), then converts it
back into bytes with low distortion/loss.
This is an example:
http://info.ee.surrey.ac.uk/Personal/N.Katugampala/pubs/iee04.pdf
My first question is that if you have ever tried to make such an
application.
My second one is that if you authorize me to use the source code of
Speex to create such means, and under what licence.
The third one, if you can give some initial tips to start with this project.
Best re...
2010 Jan 14
2
Fwd: Re: Fixed Point on wideband-mode: Single Frame loss on 2000 Hz sine causes "freak off"
Hi Jean-Marc,
yes, problem exists in narrowband-mode, too.
I already twiddled with max_gain, but did not have real success. I changed line 337 of ltp.c (function pitch_gain_search_3tap_vq)
if (sum>best_sum && gain_sum<=max_gain) {
to
if (sum>best_sum && gain_sum<max_gain) {
-- that stabilizes speex for 2000 Hz and 2200 Hz input on quality setting 7 (23800