Linphone 3.4.0 for desktop
We are pleased to annouce release of 3.4.0 of linphone, bringing some new
- implement multiple calls feature:
- call hold (with possibility to play a music file)
- call resume
- acceptance of 2nd call while putting the others on hold
- creation of another outgoing call while already in call
- blind call transfer (linphonec only)
- attended call transfer
- improve bandwidth management (one b=AS line is used for audio+video)
- improvements in the echo limiter performance
- implement a echo calibration feature (see linphone_core_start_echo_calibration()).
- stun support bugfixes
- possibility to use two video windows, one for local preview, one for remote video (linphonec only)
- optimize by not re-creating streams when SDP is unchanged during a reinvite
- support for sending early media
- doxygen doc and javadoc improvements
For developers using liblinphone in an application, please note that the
API has slightly changed, especially LinphoneCoreVTable: pay attention
to this when upgrading an old application to a newer liblinphone.
Linphone-3.4.0 requires mediastreamer-2.7.0, which is now released too
with the following changes:
- new X11+XvXshm display filter, deprecating SDL display filter.
- add custom tone generation (in MSDtmfGen filter)
- add custom tone detection in new filter MSToneDetector
- rework the echo canceller to work with much less latency
- adapt the OSS filter to OSS4 standard.
- add android video capture filter
- add android video display filters: one for 2.1 and one for 2.2 and later
- tune video encoder parameters for android
- new scaler/colorspace conversion abstraction, with native ARM-optimized implementation
- support new QCIF and QVGA portrait mode.
The download links:
oRTP (cosmetic changes since last version):
New versions of the msamr, msx264, and msilbc plugins are published too:
Your feedbacks and contributions are welcome, as usual.
Remember that for testing as well as for every day real use, you can use
our SIP proxy powered on sip.linphone.org:
It is fully tested with linphone and is expected to work with all
possible SIP use cases (calls, pause, resume, presence, chat...).