User`s guide

44 Dialogic
®
Host Media Processing Software Release 4.1LIN Release Guide
Programming Libraries
New Features
The Dialogic
®
Voice API library provides the following new capabilities in this release:
New audio codec
Record and playback of G.729A audio files in Microsoft WAV file format.
Support for dx_setchxfercnt( )
This function sets the bulk queue buffer size for a channel and is typically used in
conjunction with user I/O or streaming to board.
Support for dx_listentransparent( )
This function is used in recording/playing raw E1/T1 DS0 64 Kbps bit streams. It
connects a voice receive channel to a time slot in transparent mode using information
in the SC_TSINFO data structure.
5.13 Dialogic
®
Demonstration Programs
New video demonstration programs have been added to the Dialogic website for Dialogic
HMP Software for Linux releases at
http://www.dialogic.com/products/ip_enabled/download/hmp-demos/default.htm. The new
demos include: Video Conferencing, Multimedia Ring Back Tone, and Global Call Voice
and Video. These demo programs are available on the Dialogic website only.
In addition, the Dialogic
®
Multimedia demo and the Dialogic
®
3G-324M Multimedia
Gateway demo have been updated to include new features, which can be enabled in the
configuration file. These demo programs can also be found in /usr/dialogic/demos.
Demonstration programs are provided to demonstrate product functionality and features,
and serve as examples of application programming using the supported API libraries. All
demo programs are supplied as source code that users may choose to modify to explore
other capabilities of the products.
Note: Demos may require configuration or modification before running.