baresip is a bare-bones SIP user agent. It supports SIP, SDP, RTP/RTCP, and STUN/TURN/ICE, and IPv4 and IPv6, and is RFC-compliant and has portable C89 and C99 source code. A modular plugin architecture provides stdio, cons, and evdev user interfaces, celt, g711, g722, gsm, ilbc, l16, and speex audio codecs, alsa, coreaudio, gst, portaudio, oss, winwav, and mda audio drivers, speex_pp, speex_aec, speex_resamp, and sndfile audio filters, the avcodec video codec, avformat, quicktime, qtcapture, v4l, and v4l2 video sources, sdl, opengl, and x11 video display drivers, and srtp media encoding.
|Tags||SIP voip STUN turn ICE RTP RTCP SRTP H263 h264 Speex CELT G722 OPUS|
|Operating Systems||Posix compliant multi-platform|
Release Notes: New g726 audio codec, MWI (message waiting indication), and snapshot (for saving a video stream as PNG images) modules were added. An internal audio resampler was added. There were many improvements and bugfixes.
Release Notes: This is a maintenance release with some improvements and bugfixes. New modules "selfview" for Video-selfview and "vumeter" for audiolevel display in console. Adds a SIP Register "q" parameter and Allow-header.
Release Notes: This release adds support for call transfers, call waiting, multiple calls per user-agent, and multiple registrations per user-agent, handles SIP Require headers for incoming calls, and adds the new modules auloop (audio-loop test), contact (contacts), isac (iSAC audio codec), menu (interactive menu), opengles (OpenGLES video output), presence, syslog, and vidloop (video-loop test).
Release Notes: This is a maintenance release, with many small improvements and fixes. The fixes include ones for SIP, telephone-event, the new password prompt, and more flexible audio/video device configuration. A new experimental Video source module named "cairo" has been added. Module fixes have been applied for Alsa, AMR, Evdev, Silk, SRTP, V4L, and Winwave.
Release Notes: In audiounit, this release adds a new module for the Mac OS X/iOS audio driver. In avcapture, it adds a new module for iOS video sources. In avcodec, it makes fixes for newer versions of libavcodec. In natbd, it moves to a separate module from core. In opengl, it fixes building on Mac OS X 10.7. In opus, it upgrades to opus 0.9.8. In sndfile, it fixes stereo mode.