Ryan Izard, Qing Wang, Geddings Barrineau, KC WangClemson UniversityAditya Prakash, Shashank Gupta, Parmesh RamanathanUniversity of Wisconsin

What is GENI Cinema?

• Live video streaming service– Operates within GENI– OpenFlow 1.0 and 1.3– Fast channel changing– Resource-conscious– Scalable

• Demonstrates power and applicability of SDN

Building Blocks• Web server• Floodlight OpenFlow controller• Video sources

– IP cameras, etc.• Ingress gateways

– VLC servers• Private GENI Cinema network

– OpenFlow 1.0 and 1.3 switches• Egress gateways

– VLC servers• Client browser

– VLC plugin

System Architecture

Example Deployment

What sets GENI Cinema apart?• SDN based

– Secret ingredient: OpenFlow 1.3 groups– Precise and efficient stream routing– Scalable

• Event perspective in hands of user– Multiple cameras available to select

• “Fast” and efficient channel changing– GENI Cinema = ~2s average – YouTube live = ~5s average– Digital cable TV = ~3s average– Satellite TV = …

More on that Secret Ingredient…• Channel

is a Group

• Client is a Bucket

• Multiple buckets per group

• Migrate buckets between groups

Use Cases• Distance education

– Different perspectives of a classroom– Individual students have control over

vantage point

• Sports– Spectators choose aspect of game of

greatest interest

• Enterprise– Meetings, events

• Surveillance• Entertainment

Anyone can try it!

http://cinema.smartfuture2015.net