Video Streaming

-The Challengers

(University of Salford, ITASIO SEP 2009)

Agenda

• An Introduction• Types of video streaming• Streaming media formats• Streaming Protocols• Different Applications• Advantages• Disadvantages• Future• References

An Introduction

Video Streaming is the action of sending encoded (digitized) audio and/or video data out across the internet as a series of small data packets that may be viewed by the end user in a real time fashion through the use of a Media Player

• Live Streaming• Video on Demand

Types of video streaming

Streaming media formats

• Microsoft Silver light• Real Media• Apple Quicktime• Adobe Flash• MPEG

Streaming Protocols

• Real Time Streaming Protocol (RTSP)• RealTime Transport Protocol(RTP)• Real-time Control Protocol (RTCP) • User Datagram Protocol (UDP)• Session Description Protocol(SDP)

Different Applications

• Video Conferences• Event broadcasting• Online TV or Radio stations• Trainings• Advertisements

Advantages

• Instant play• High Quality Video and Audio• Distribution of live events• Content Security- no local copy is saved• No need to install any software • Benefits to the business• Benefits to the education

Disadvantages

• High bandwidth is required• Quality of the media can be affected by the

quality of the network• File is not available Offline• High Cost for Streaming servers

Future

“One view is that the Web, a browser like Firefox, Chrome or IE, will be right on the television in the next couple of years…”

Reed Hastings, Netflix Jan 2009

References

1.The technology of video and audio streaming – David Austerberry

2. www.webdevelopersjournal.com

-The Challengers

(University of Salford, ITASIO SEP 2009)

OmoniyiAngelaBinoj Funke Justine Salam