Download of opal-3.12.4.tar.bz2 (opal-3.12.4.tar.bz2 ( external link: SF.net): 9,694,052 bytes) will begin shortly. If not so, click link on the left.
Open Phone Abstraction Library (OPAL) is a C++ multi-platform, multi-protocol library for Fax, Video & Voice over IP and other networks. Also included is the Portable Tool Library (PTLib) which is a C++ multi-platform abstraction library and collection o
