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OCS 2007 Video Capabilities
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OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
OCS 2007 Video Components
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OCS 2007 Video Components
Encoder/Decoder Flow
Encoder/Decoder Flow
Encoder/Decoder Flow
Encoder/Decoder Flow
Encoder/Decoder Flow
Encoder/Decoder Flow
Encoder/Decoder Flow
Encoder/Decoder Flow
Multi-Party Video
Multi-Party Video
Multi-Party Video
Multi-Party Video
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability Released solution
TANDBERG – OCS Interoperability – Roadmap Media Gateway
TANDBERG – OCS Interoperability – Roadmap Media Gateway
TANDBERG – OCS Interoperability – Roadmap Media Gateway
TANDBERG – OCS Interoperability – Roadmap Media Gateway
TANDBERG – OCS Interoperability – Roadmap Media Gateway
TANDBERG – OCS Interoperability – Roadmap Media Gateway
TANDBERG – OCS Interoperability – Roadmap Media Gateway
TANDBERG – OCS Interoperability – Roadmap Media Gateway
TANDBERG – OCS Interoperability – Roadmap Media Gateway
TANDBERG – OCS Interoperability – Roadmap Media Gateway
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Polycom Video Components In An Office Communications Server 2007
Three Phase Video Integration into Office Communications Server 2007
Three Phase Video Integration into Office Communications Server 2007
Three Phase Video Integration into Office Communications Server 2007
Three Phase Video Integration into Office Communications Server 2007
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Want To Be An Expert
© 2008 Microsoft Corporation
© 2008 Microsoft Corporation
Картинки из презентации «Jingyu Qiu Sr» к уроку английского языка на тему «Без темы»

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содержание презентации «Jingyu Qiu Sr.pptx»
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1Jingyu Qiu Sr. Program Manager 27Available BW At Beginning Dynamic BW
Microsoft Corporation. OCS Video Allocation BW Estimation Every 5 Seconds
Conferencing. BW Allocation to Audio Video Channels
2Agenda. Our Vision OCS 2007 Feature Reset Encoder Bitrate QP, Frame Rate,
Set OCS 2007 Video Deep Dive Interop with Resolution Optimal QoE Given Available BW.
Tandberg and Polycom OCS Video Roadmap 28Affordability In OCS 2007. Commodity
Q&A. Hardware, WinTel, Webcam, Headset Scalable
3Our Vision. Make video conferencing AVMCU Server How to Handle Heterogeneous
useful, usable and affordable to the mass End Point Easy Admin, lower TCO.
Help people save travel, work more 29Video Conferencing. Large Multiparty
efficiently Help company save money and Video Conf Up to 250 participants Live
improve productivity Make the world a Meeting Can do Even More Switched Video
better place to live. (one video window) Active speaker
4Video Conferencing Reality. Since 60’ switching Manual switching Rate Matching
Not meeting expectation Low quality, not Video Archiving Client/Server side
useful Hard to use Low usage No ROI model archiving.
Good Sign in 2007 Is the time for video 30Rate Matching. Scale Down Video Stream
conferencing coming? on low speed link in AVMCU. Remove frames
5Our Multi-Release Approach. Every without causing artifact. I. I. SP. SP. P.
release, we focus on improving. Area of P. P. P. B. B. B. B. B. B. B. 1 2 3 4 5 6
Focus. OCS 2007. OCS 2008 … High Quality 7 8 9 10 11 12 13 14 15.
Audio/Video. Ease of Use. Reliability. 31Multi-Party Video. See A’s video.
Network Resilience. Affordability. Face to Firewall. B. Dominant Speaker: A. See
Face Experience. Previous DS. AVMCU. See A’s video.
6OCS 2007 Video Capabilities. Point to Dominant Speaker Switching Manual
Point Video “calls” Escalate to Video Switching Rate Matching Error Recovery
Multi-point Video conferences Escalate to High Performant AVMCU. C. A. 256K SP . .
conference. SP . . I. Error Recovery Upper Link. 100M
7OCS 2007 Video Components. ISDN. UC SP B P B SP B P B I. 100M SP B P B SP B P
endpoints. DMZ. Remote Users. Federated B I.
Businesses. 3rd Party Video Conference 32OCS 2007 Video Recap. Area of Focus.
Endpoints. Data Audio/Video. SIP. Access OCS 2007. OCS 2008. High Quality
Server(s). QOE Monitoring Archiving CDR. Audio/Video. Ease of Use. Reliability.
Active Directory. Inbound Routing. Network Resilience. Affordability. Face to
Outbound Routing. Voice Mail Routing. Face Experience.
Front-End Server(s). Conference Server(s). 33Interop With Tandberg. SIP Client
Backend SQL server. using H.263 or RTVC1 Video Gateway.
8OCS 2007 Demo. P2P Video From Outlook, 34TANDBERG – OCS Interoperability
OC, Audio Elevation Multiparty Video From Released solution. Simple to deploy
OC, P2P Elevation, Audio Elevation Live TANDBERG endpoints register directly to
Meeting Video Video Setup Firewall OCS TANDBERG MCU registers conferences
Traversal. directly with OCS User Experience Calling
9OCS 2007 Video Deep Dive. Codec a TANDBERG Endpoint is the same as calling
Quality Ease of Use Reliability Network a MOC client Click a contact to joing a
Resilience Affordability. Area of Focus. multi-protocol conference Multiple User
High Quality Audio/Video. Ease of Use. Scenarios Supported Persoanl Telepresence
Reliability. Network Resilience. Conference Rooms Telepresence Stutios.
Affordability. Face to Face Experience. SIP. MOC. Exec Desktop. Board Room.
10Video Codec. VC1 Codec Used in WMV 9, Telepresence Studio. MCU.
next generation DVD formats, SMPTE-421M 35TANDBERG – OCS Interoperability –
standard since April 2006 High Quality, Roadmap Media Gateway. Enhanced Media
High Compression, Low CPU RTVideo – VC1 Support RTV to H.264 Transcoding – enables
Extension RTVideo Challenges Real Time HD interoperability TANDBERG HD Webcamera
Bandwidth Packet Loss. and MOC User Experience Same consistenet
11Video Encoding Pattern. IBBP Video user experience. Video Communication
Frame Pattern Intra Frame and Inter Frame Server. H.323 and SIP. SIP. Media Gateway.
Inter Frame Dependency GOP Structure 10 Content Server. HD MCU. Exec Desktop.
Second GOP, 15 FPS System Design Around 36Interop With Polycom. SIP Client H.263
Encoding Pattern Channel Protection Active Native End Point (RTVC1).
Video Switching Rate Matching. 37Polycom Video Components In An Office
12Bitstream Structure. I: Intra Frame. Communications Server 2007 Topology.
P: Prediction Frame. B: Bidirectional H.323. PSTN. Office Communications Server
Frame. SP: Super P Frame, VC1 Extension. 2007. CX700. CX200. H.323 Gateway. PSTN
I. I. SP. SP. P. P. P. P. B. B. B. B. B. Gateway. CX100. Voice Gateway. Exchange
B. B. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15. Server 2007. Active Directory. Traditional
I. P. B. SP. B. P. B. SP. B. P. B. I. B. PBX. Traditional Phones.
P. B. 38Three Phase Video Integration into
13Artifact. A packet loss in I Frame. Office Communications Server 2007. Phase 1
Causes whole I Frame Loss. Causes Artifact Q2/3, 08. Phase 2 Q2, 09. Phase 3 2H, 09.
till next I frame. I. I. SP. SP. P. P. P. Seamless interoperability Point to point
P. B. B. B. B. B. B. B. 1 2 3 4 5 6 7 8 9 calling between HDX and Office
10 11 12 13 14 15. Communicator Companion HDX – forked calls
14Artifact. A packet loss in SP Frame. to OC client and HDX Meet-me conferencing
Causes artifact till next I frame. I. I. with RMX. Full integration and
SP. SP. P. P. P. P. B. B. B. B. B. B. B. 1 manageability VC2 compliance Support for
2 3 4 5 6 7 8 9 10 11 12 13 14 15. large-scale video management Federation
15Artifact. A packet loss in P Frame. and security. Native Interoperability
Causes artifact till next I/SP frame. I. Support for Microsoft’s RTVideo and
I. SP. SP. P. P. P. P. B. B. B. B. B. B. RTAudio codec’s Aligned with Microsoft’s
B. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15. Wave 14 release of OCS 2007. 38.
16Artifact. A packet loss in B Frame. 39OCS Video Roadmap. Area of Focus. OCS
Causes no artifact. I. I. SP. SP. P. P. P. 2007. Next OCS. High Quality Audio/Video.
P. B. B. B. B. B. B. B. 1 2 3 4 5 6 7 8 9 Ease of Use. Reliability. Network
10 11 12 13 14 15. Resilience. Affordability. Face to Face
17Encoder/Decoder Flow. Camera. Render. Experience.
Encoder. Decoder. Crossbar. Crossbar. 40OCS Video Future. VGA/HD 720P 1:1 and
Crossbar. Media RTP. Network Device. Src. Multi-party Mixed Video (CIF/VGA/HD)
Sink. Network Device. Preview. Quality Capability Negotiation Partner/EcoSystem
Controller. Quality Controller. Quality Play $300 HD Webcam From Tandberg
Controller. Signaling Control RTCP. Error Tandberg/Polycom Signs RTVideo Porting Kit
Recovery. Rate Matching. Sender. AVMCU. Interop With VTC System.
Receiver. I. BW Estimate. BW Estimate. 41Want To Be An Expert?
Packet Loss Report. http://technet.microsoft.com/office/ocs/.
18Feature Set. Codec: RTVideo, H.263 Get in depth and up to date technical
(fall back) 1:1, Multi-party Video resources from TechNet Leverage the
NAT/Firewall Traversal (no need for VPN) variety of Webcasts and Virtual Labs
SRTP Video Archiving. Resolution. BW available Be part of the OCS Product
(kbps). CPU. CIF@15. 100-350. 1.5G. Dialogue Join the OCS Community.
VGA@15. 400-800. Dual Core. Pano@15. 42© 2008 Microsoft Corporation. All
100-350. Dual Core. rights reserved. Microsoft, Windows,
19Quality In OCS 2007. Advanced VC1 Windows Vista and other product names are
Codec CIF, VGA Low BW Usage Wideband Audio or may be registered trademarks and/or
Network Resilience Quality of Experience trademarks in the U.S. and/or other
Quality Monitoring. countries. The information herein is for
20Usability In OCS 2007. One Click to informational purposes only and represents
Start Video Never Set BW Never Set the current view of Microsoft Corporation
Firewall Never Set Codec Never Set as of the date of this presentation.
Security No Special Hardware UC Webcam. Because Microsoft must respond to changing
21Reliability In OCS 2007. Reliable market conditions, it should not be
firewall traversal Network resilience interpreted to be a commitment on the part
Simple reliable hardware setup. of Microsoft, and Microsoft cannot
22Network Resilience In OCS 2007. guarantee the accuracy of any information
Channel Protection Error Concealment Error provided after the date of this
Recovery Dynamic BW Allocation. presentation. MICROSOFT MAKES NO
23Channel Protection. Goal: Improve WARRANTIES, EXPRESS, IMPLIED OR STATUTORY,
perceived video quality in a lossy network AS TO THE INFORMATION IN THIS
System Design Forward Error Correction PRESENTATION.
Error Concealment Error Recovery Result 43Appendix.
Packet Loss Impact become un-noticable. 44Telepresence Myth. Immersive
24Forward Error Correction. Goal: Reduce Experience Life size image Better Eye Gaze
Frame Loss Probability Design Packet Level Spatial Audio High Quality Audio/Video
Protection using Redundant Data Protect Ease of Use Reliability Feels like Private
Key Frames Only 10% extra protection bits Jet.
Result @ 1% loss network I frame loss 45Telepresence Demystified. Immersive
rate: 10% -> 0.1% Artifact: 30% -> Experience Camera Angle, Display Size,
6%. Spatial Audio, Position Camera on top,
25Error Concealment. Goal: Hide Artifact Geometry High Quality Audio/Video HD Audio
Human eyes more sensitive to artifact than Video, Low Latency, jitter, lip sync Ease
to short frozen video Design Share frame of Use Hide technology from UI
dependency info between sender/receiver Reliability: Dedicated Network, Dedicated
Hide frames with impaired dependency Support Feels like Private Jet – Costs
Result Zero Artifact. Like one too.
26Error Recovery. Goal: Reduce Frozen 46Do You Need Telepresence? Yes, your
Video Interval Worst: GOP(10 Sec) Design CEO asked for it Private Jet in VTC For
Receiver Sends Packet Loss Report Sender the rest of us HD Camera on top of screen
Resends I/SP frame Result Frozen interval Full screen video on a larger screen Quad
< RTT time (200ms, 3 frames). Core Machine Good lighting Good Microphone
27Dynamic BW Allocation. Cannot Predict Good speaker $3000 price tag.
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