kiax0.8.51-win32-src
所属分类:Windows编程
开发工具:C/C++
文件大小:2213KB
下载次数:31
上传日期:2007-10-18 14:21:37
上 传 者:
submergerock
说明: kiax是asterisk的客户端,他是一个开源的系统,需要在WINDOS下安装QT g++ for windows才能编译
文件列表:
kiax-0.8.51-win32-src\CHANGELOG (2425, 2006-02-06)
kiax-0.8.51-win32-src\COPYING (18009, 2005-04-08)
kiax-0.8.51-win32-src\Doxyfile (9930, 2005-04-08)
kiax-0.8.51-win32-src\HOWTOCOMPILE.TXT (662, 2006-04-26)
kiax-0.8.51-win32-src\i18n (0, 2006-06-08)
kiax-0.8.51-win32-src\i18n\i18n.pro (555, 2006-03-25)
kiax-0.8.51-win32-src\i18n\kiax_bg.ts (95581, 2006-02-06)
kiax-0.8.51-win32-src\i18n\kiax_bm.ts (51718, 2006-06-08)
kiax-0.8.51-win32-src\i18n\kiax_cs.ts (67591, 2006-02-19)
kiax-0.8.51-win32-src\i18n\kiax_de.ts (113033, 2006-02-19)
kiax-0.8.51-win32-src\i18n\kiax_en.ts (45939, 2006-02-06)
kiax-0.8.51-win32-src\i18n\kiax_es.ts (51447, 2006-03-22)
kiax-0.8.51-win32-src\i18n\kiax_fr.ts (55050, 2006-02-19)
kiax-0.8.51-win32-src\i18n\kiax_he.ts (112958, 2006-02-06)
kiax-0.8.51-win32-src\i18n\kiax_hu.ts (45921, 2006-02-06)
kiax-0.8.51-win32-src\i18n\kiax_it.ts (68968, 2006-02-19)
kiax-0.8.51-win32-src\i18n\kiax_mk.ts (51861, 2006-02-06)
kiax-0.8.51-win32-src\i18n\kiax_pl.ts (70150, 2006-02-19)
kiax-0.8.51-win32-src\i18n\kiax_pt.ts (48490, 2006-02-06)
kiax-0.8.51-win32-src\i18n\Makefile (160, 2005-04-13)
kiax-0.8.51-win32-src\lib (0, 2006-06-08)
kiax-0.8.51-win32-src\lib\aec_nlms (0, 2006-04-14)
kiax-0.8.51-win32-src\lib\aec_nlms\aec.cpp (8037, 2005-11-28)
kiax-0.8.51-win32-src\lib\aec_nlms\aec.h (10001, 2005-11-28)
kiax-0.8.51-win32-src\lib\aec_nlms\aec_cwrap.cpp (1126, 2005-11-28)
kiax-0.8.51-win32-src\lib\aec_nlms\aec_cwrap.h (253, 2005-11-28)
kiax-0.8.51-win32-src\lib\audio_encode.c (9524, 2005-12-30)
kiax-0.8.51-win32-src\lib\audio_encode.h (897, 2005-12-30)
kiax-0.8.51-win32-src\lib\audio_file.c (3110, 2005-12-30)
kiax-0.8.51-win32-src\lib\audio_file.h (396, 2005-12-30)
kiax-0.8.51-win32-src\lib\audio_portaudio.c (24542, 2005-12-30)
kiax-0.8.51-win32-src\lib\audio_portaudio.h (669, 2005-12-30)
kiax-0.8.51-win32-src\lib\codec_alaw.c (3006, 2005-12-30)
kiax-0.8.51-win32-src\lib\codec_alaw.h (333, 2005-12-30)
kiax-0.8.51-win32-src\lib\codec_ffmpeg.c (8207, 2005-12-30)
kiax-0.8.51-win32-src\lib\codec_ffmpeg.h (367, 2005-12-30)
kiax-0.8.51-win32-src\lib\codec_gsm.c (2848, 2005-12-30)
kiax-0.8.51-win32-src\lib\codec_gsm.h (311, 2005-12-30)
kiax-0.8.51-win32-src\lib\codec_ilbc.c (2387, 2005-12-30)
kiax-0.8.51-win32-src\lib\codec_ilbc.h (312, 2005-12-30)
... ...
GSM 06.10 13 kbit/s RPE/LTP speech compression available
--------------------------------------------------------
The Communications and Operating Systems Research Group (KBS) at the
Technische Universitaet Berlin is currently working on a set of
UNIX-based tools for computer-mediated telecooperation that will be
made freely available.
As part of this effort we are publishing an implementation of the
European GSM 06.10 provisional standard for full-rate speech
transcoding, prI-ETS 300 036, which uses RPE/LTP (residual pulse
excitation/long term prediction) coding at 13 kbit/s.
GSM 06.10 compresses frames of 160 13-bit samples (8 kHz sampling
rate, i.e. a frame rate of 50 Hz) into 260 bits; for compatibility
with typical UNIX applications, our implementation turns frames of 160
16-bit linear samples into 33-byte frames (1650 Bytes/s).
The quality of the algorithm is good enough for reliable speaker
recognition; even music often survives transcoding in recognizable
form (given the bandwidth limitations of 8 kHz sampling rate).
The interfaces offered are a front end modelled after compress(1), and
a library API. Compression and decompression run faster than realtime
on most SPARCstations. The implementation has been verified against the
ETSI standard test patterns.
Jutta Degener (jutta@cs.tu-berlin.de)
Carsten Bormann (cabo@cs.tu-berlin.de)
Communications and Operating Systems Research Group, TU Berlin
Fax: +49.30.31425156, Phone: +49.30.31424315
--
Copyright 1992 by Jutta Degener and Carsten Bormann, Technische
Universitaet Berlin. See the accompanying file "COPYRIGHT" for
details. THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
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