SIP 用户代理 Baresip

     <p>Baresip 是一个可移植的模块化的 SIP 用户代理，支持音频和视频。</p>    <p><strong>功能特性：</strong></p>    <ul>     <li>Audio codecs: AMR, BV32, Celt, G.711, G.722, G.722.1, GSM, iLBC, L16, OPUS, Speex</li>     <li>Video codecs: H.263, H.264, MPEG4, VPX</li>     <li>Audio drivers: Alsa, Coreaudio, Gstreamer, Symbian MDA, OSS, Portaudio, Windows wave</li>     <li>Video sources: FFmpeg avformat, MacOSX qtcapture, MacOSX quicktime, Video4Linux and Video4Linux2, X11 Grabber</li>     <li>Video output modules: OpenGL, SDL, X11</li>     <li>NAT Traversal modules: STUN, TURN, ICE</li>     <li>Media encoding modules: SRTP</li>    </ul>    <p><strong>项目主页：</strong><a href="http://www.open-open.com/lib/view/home/1324909962452" target="_blank">http://www.open-open.com/lib/view/home/1324909962452</a></p>