lecture14 - CSE 471 Media Processing and Multimedia Video...

Info iconThis preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon
1 CSE 471 Media Processing and Multimedia Video What is video How would you define it?
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 CSE 471 Media Processing and Multimedia Three Worlds of Video Computer Video Very unconstrained Broadcast Video (existing, but soon to go away) Advanced Television (ATV/HDTV)
Background image of page 2
3 CSE 471 Media Processing and Multimedia Broadcast Video Standards Standard Definition Television (SDTV) National Television Standards Committee NTSC 1952 US, Central America, Japan Phase Alternating Lines (PAL) Europe, Africa, Australia, and South America  SECAM France (its inventor), eastern Europe, and  Russia 
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
4 CSE 471 Media Processing and Multimedia High Definition Television (HDTV) Varying resolutions 1920 x 1024: 1024i/p 1280 x 720: 720i/p Designed as a digital standard up front.
Background image of page 4
5 CSE 471 Media Processing and Multimedia Computer Video Standards AVI Audio/Video Interleaved Fixed frame rates, simple format QuickTime (MOV) Highly flexible file format Almost anything can be put in Windows Media Format (ASF) Container format Digital Rights Management (DRM)
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
6 CSE 471 Media Processing and Multimedia Video Basics Mapping of images to time I (t) Fixed sample rates: 1 image every 0.066 seconds for example Variable sample rates: QuickTime allows arbitrary mappings Why?
Background image of page 6
7 CSE 471 Media Processing and Multimedia Video Sample Rates f s =60 Conventional television (well, kinda…) Low quality computer monitors Progressive HDTV LCD’s f s =15 or less Video phones, video conferencing, low bandwidth f s =75 to 90 or more Computer monitors
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 8
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 07/25/2008 for the course CSE 471 taught by Professor Owen during the Fall '07 term at Michigan State University.

Page1 / 33

lecture14 - CSE 471 Media Processing and Multimedia Video...

This preview shows document pages 1 - 8. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online