1. Name: Title:
Video Client Fundamentals
BEEHD Complete Client Framework
Amit Lavi Product Manager October 2010

2. Agenda
Challenges of HD Visual Communications
RADVISION Solution

3. Challenges of HD Visual Communications
HW DesignReal-Time Processing
System IntegrationInteroperability
Media
Communication
Protocol

4. Resolutions and CPU usage
4 x CIF
20 x CIF
9 x CIF
CIF 4CIF 720p 1080p
Real-Time Processing
Real-Time encode/decode processing
Motion estimation on larger resolution
Processing much more bits
Video quality algorithms required MIPS
High Definition

5. Designing the hardware HW Design

6. Designing the hardware
Multimedia chip
On-screen display
Camera
Display output
Audio system
Ethernet connectivity
Memory management and DMA
System bring-up
…
HW Design

7. Which protocol?
3G-324M Existing mobile video telephony
H.323 Enterprise video conferencing
SIP IP PBXs, hosted VoIP
XMPP Google Talk
Other? Skype, …

8. Media is much more than a Codec

9. 3 Aspects of Media
Codecs
Quality
Voice and Video
Media

10. Which Codecs?
H.264 High quality video codec
H.263 Legacy video codec
G.722 Wideband voice codec
G.711 Basic voice codec
Other? G.723, …
Media

11. Encoder and Decoder
AEC – Acoustic Echo
Cancellation
Video and Audio path Peripherals integration
Media processing and
Control
Media transfer over
network
Voice and Video processing
Media

12. Quality
Maintain Quality over unmanaged
networks
High Definition video over Internet
Overcome network issues such as
packet loss
Media

13. Codec Check-list
Vendor
Chipset
Standards
Profile/Level
Resolution
Bitrates
Quality (PSNR) measurement
Error Correction/Concealment
Media

14. Quality is not just Codec
(CC: http://www.wordle.net/)
Media

15. Interoperability is hard work
Standard ≠ Implementation
Signaling
Capabilities
Media
Technologies
Interoperability

16. Interoperability is…

17. System Integration: Functionality
Configuration and settings
System alerts
User privileges
Corporate address book
Software upgrade
Internal logging
System Integration

18. System Integration: Interfaces
Integration with management systems
SNMP
TFTP
HTTPS
User settings
GUI
Administrator troubleshooting
Web UI (HTTP)
System Integration

19. System Integrators: APIs and flexibility
Dialing
In-call commands
System settings
Custom messages
…
System Integration

20. Working on different network conditions
Running over Intranet and Internet
Overcome network problems:
Packet Loss (Video and audio)
Delay
NAT and Firewall
Network

21. RADVISION Solution

22. End-to-End Product Portfolio
Client Products & Projects SIP Server Products
Turnkey Solutions - Professional Services
Client Frameworks SIP Server Frameworks
Multimedia Terminal Framework
SIP Server
Core
Presence
& Events
B2BAF
NAT Traversal MSRP A-RTP
Protocol Toolkits
Diameter
IMS SIP Suite H.323 MEGACO XDM 3G-324M
Testing
Products
Testing &
Validation
Technology
BFCP
RADVISION Solution

23. Set-Top-Box
Executive Endpoint
Digital Picture Frame
Room System
Videophone
Notebook/Netbook
Service
Provider
UC Desktop Solution
Mobile VT solution
IAD Voice solution
Projectors
UC Desktop Solution
Enterprise
SMB
Mobile VT solution
Residential
Mobile
Service
Provider
HD-TV
Unified Communications video solution
End points
Network
Management
Gateway
Conferencing

24. BEEHD Core
BEEHD for Desktop BEEHD for
Enterprise
BEEHD Client Family of Products
BEEHD for
Personal
Devices

25. Value proposition
Ready-to-use desktop client engine
Shortest TTM for customizable UC/visual communication
application
Quality of Experience (QoE)
Resolution (up to HD)
QoE over unmanaged networks (SVC)
Interoperability

26. BEEHD Core
Complete HD Visual Communication Client Framework
Video Telephony Management Integration
Application
Layer
Troubleshooting
Customer’s GUI Application
Operating System and Hardware Platform
BEEHD

27. SW Architecture
HD Camera
Display Input
Microphone
Display
Speakers
Network
BEEHD

28. SW Architecture
BEEHD

29. BSP, Operating system and drivers
Call Control
Call Control modules
BEEHD
SIP
Call Control Modules
Multi protocol support
SIP RFC 3261
ITU H.323 Version 6
Skype And Google Talk –
Roadmap
OS Abstraction Layer
Call Control
Call flow
Supplementary services
(Hold, Mute, Transfer, Forward)
Communication
Interoperability
BEEHD
H.323 SIP A-RTPGTalk Skype
RADVISION Common Core

30. Media Framework – Not Just A Codec
Media Engine
Codecs
Advanced-RTP H.264 Encoder/Decoder
(with TS)
Voice and Video Quality
manger
SVC Technology
Net Sense
Bandwidth estimation
Forward Error correction
Media Interoperability
Lip Sync
Peripherals Integration
Support multiple codecs
Integration with Media
algorithms
Channel Manager SDP Parser
Real time
Memory
Management
Nodes
Nodes
Nodes
Nodes
Channel

31. Call Control
High level API’s
BEEHD Application Layer
BEEHD
SIP
BEEHD Application Layer
High Level API’s for
customer UI integration
Management
Remote configuration
Software upgrade
Statistics
Integration of Signaling and
Media
System interoperability with
leading endpoints
Customer Application/ UI
Management
System
Interoperability
Media Engine
Integration

32. More Information?
BEEHD Product Page
http://www.radvision.com/BEEHD/
How to Develop Hardware For an HD Endpoint?
http://blog.radvision.com/howto-develop-hardware-for-hd-video/
SVC
http://www.radvision.com/SVC/

33. Where to Find Us?
Corporate site Community Blogs Newsletter twitter
This seminar, online:
http://community.radvision.com/page/futurecomm-2010/

34. Name: Title:Amit Lavi
amitl@radvision.com
Product Manager
Thank you!