SEARCH
 
FREE NEWSLETTER
Sign up for a Free WebVideoUniverse HTML newsletter.

Become a Marketplace Partner



IT Channel
internet.com
internet.commerce

Search for more Web Video terms...
 
quantization
Last modified: Thursday, January 11, 2007 

The process of converting, or digitizing, the almost infinitely variable amplitude of an analog waveform to one of a finite series of discrete levels. In video compression, quantization is a process that attempts to determine what information can be discarded safely without a significant loss in visual fidelity. The quantization process is inherently lossy because of the many-to-one mapping process. [Source: Xilinx Web site]

  Related Links

Quantization, by Author Latha Pillai (PDF)
This application note describes a reference design to do a quantization and inverse quantization of MPEG-2 video signals. After a brief introduction, the process of using JPEG and MPEG-2 standards for quantizing matrices is developed. Finally, implementing the Xilinx solution for quantization or inverse quantization is described.

Related Categories

Data Compression

Multimedia

Video

Related Terms

analog

data

digital

digital video

lossless compression

lossy compression




JupiterOnlineMedia

internet.comearthweb.comDevx.commediabistro.comGraphics.com

Search:

Jupitermedia Corporation has two divisions: Jupiterimages and JupiterOnlineMedia

Jupitermedia Corporate Info


Legal Notices, Licensing, Reprints, & Permissions, Privacy Policy.

Advertise | Newsletters | Tech Jobs | Shopping | E-mail Offers