G.722 Audio codec Linux library(no time limitation is a Audio & Multimedia software developed by imtelephone. After our trial and test, the software was found to be official, secure and free. Here is the official description for G.722 Audio codec Linux library(no time limitation: G.722 Audio codec Linux library
EasyG722 is an 64kbps coder that encodes/decodes speech signal. The coder operates on speech frames of 10 ms, corresponding to 160 samples at a sampling rate of 16000 samples/sec. In addition to the 10 ms speech frame duration, there is also a look-ahead delay of 0.125 ms, resulting in a total initial algorithmic delay of 10.125 ms.
EasyG722 has a binary release version on Windows and Linux. The source code of EasyG722 is written by C/C++, so you can easily port it to UNIX, PPC,DSP, Vxworks or other operation system that support C/C++.
This version has no time limitation. The trial version can download from http://www.imtelephone.com/ you can download G.722 Audio codec Linux library(no time limitation free now.