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H.239 details

RSDevs.com provides contract development for products that requires H.239 support.
Contact Roman Skvirsky with your requirements for a rapid response and aggressive pricing.

Contents:

   1. General description
   2. General technical specifications
   3. Compatibility
   4. Sample application

1. General description: H.239 is a feature of H.323 recommendation. H.239 describes how to send additional video stream in a parallel to main video picture.
For example, it is possible to see speaking person within main video screen and see his (or her) desktop with diagrams or screenshots.
Few vendors (Polycom, Tangberg) supports H.239 recommendation in their H.323 stacks.
RSDevs.com offers H.323 stack with H.239. We can provide either H.323 component or application with H.323 and H.239 or deliver full H.323 stack so you can build own H.323 application with H.239 features.

Contact Roman Skvirsky for details.

2. General technical specifications

H.323 stack features

Codecs

G.711-uLaw-64k
G.711-ALaw-64k
Speex
G.726
iLBC
GSM
G.723.1
H.261
H.263

ITU Recommendations in stack

H.225
H.245
H.450
H.224
H.460
H.239

3. Compatibility

All major H.323 stacks:

Cisco
Polycom
Tandberg
RADVision
Alcatel
OpenH.323

and many others.

4. Sample H.323/H.239 application

Sample H.323/H.239 demonstration application is available here: SampleServer.zip
Unpack this simple application and place or accept H.323 call to it - you can view or send H.323 and H.239 video streams.

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