
H323plus 1.21 - 1.22
Fixed H.239 Support and now support H.239 only plugins
G.711 now 20ms sample rate by default
Added H.264 support (tested with polycom,lifesize,tandberg)
(fixed) Video frames now on fixed 90k clock timestamp
Added Video decoder can handle multiple frames to decode
Added A/V sync support
Added Audio Packet Loss detection
Added Video Flow Control signaling
(fixed) Generic Audio Capability processing
(fixed) Support for Wideband codecs
(fixed) H.239 fields not populated in TCS causing error with Tandberg
Added support for call transfer with routeCallToMC
Added application access to the received H.245 TCS
Added support for 16CIF
Provide timestamp with DTMF tones
(fixed) Attempt reregistration after being unregistered
(fixed) Sending and receiving different framesizes
Added Called/CallingpartySubAddress Q.931
(Fixed) Tandberg MXP issue with video size
(Fixed) Tandberg T1000 master/slave issue
Added Major overhaul of presence system
Added H.460.24 Annex B
Added H.460.9 support
(fixed) compile issue on windows with Platform SDK and "codecs.h"
Added H.460.23/.24 support
Added H.460.18/.19 support (Disabled by default)
(fixed) Slow start being accidently activated when FastStart being acknowledged.


H323plus 1.20 - 1.21

Updated to compile with Ptlib 2.2.x and 2.3.x (PBoolean etc.)
(Fixed) Early Media Fixed as the FastStartState is now checked if acknowledged prior to sending connect message.
(Fixed) RTP Payload Types not read from the audio plugin codecs (standard and non-standard)
(Fixed) External RTP Channel: Added new virtual functions to avoid compiling errors when using old OpenH323 code.
Added callback for the ability to set the Maximum bandwidth for Video Call H323Connection::OnSetInitialBandwidth()
Corrected FileTransfer Capability OID to avoid conflict with other OID usage
Added Callback for H.460 Instancing so can disable/remove H.460 Features at runtime.
Added support for H.450 Non-call supplementary services (like H.450.7)
(Fixed) Typos with H323_GnuGK directive
