Introduction to Multimedia

Chapter 9: Video

Go Online Activities 9.2

9.2 Examine Video Technologies

Introduction:
Learn more about technologies and features used to create and delivery video on the Web, such as frame rate, compression, and streaming.

Directions:
Read the questions below.
Click on the Destination Site link(s) to open a new browser window.
Apply what you learn to answer the questions.
Check your work carefully, and click Submit.

Destination Site: Creating Amazing Video with H.264
Destination Site: Introduction--How to Create Streaming Video

Note: If a link is inactive or to find other Internet sites with similar information, get permission from your teacher to use a search engine.
Here are some keywords you might use:
video quality, video techniques, video frame rate, streaming video, video compression

1
As explained on the first Web site, when might you want to decrease the frame rate for video?
2
What is "frame differencing" and how does it work?
3
What are the two main methods of viewing video on the Web, as explained on the second Web site? How are they different?
4
In what situation is it necessary to use streaming video? Why?
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