Video Key Concepts Review

Adobe premiere workspace

By: Jade V. Villareal

Video Project Grouping

• If possible, those who own, can borrow, or have access to video cameras should have separate groups.

• Group = 4 members

• Try as much as possible to group according to common schedules.

• List your group members and submit to me.

Review Questions

• Explain how motion pictures work? Hint: fps

Review Questions

• Describe the difference betweenfilm projection and TV/CRT projection.

Review Questions

• Explain the difference betweenprogressive and interlaced/interleaved scanning.

Review Questions

• In interlaced scanning, what is the difference between a frame and a field?

Review Questions

• What is one of the main problems with interlaced scanning?

Combing

Review Questions

• What timing mechanism is used to change fields/frames?

Review Questions

• What is the meaning of “aspect ratio”?

Review Questions

• What are the pros and cons of analog? digital?

Review Questions

• Differentiate NTSC from PAL/SECAM.

• Name some countries that use each.

Review Questions

• ATSC = Advanced Television Systems Committee

• for digital television transmission

• the standard for high definition TV but can also transmit standard definition TV

• can transmit 5.1-channel sound

• Countries switching to ATSC:

• US: 06-12-09; Canada: 07-31-11; El Salvador: 01-01-14; Mexico: 12-31-21

Review Questions

• Describe the digital TV standards

• DVD in NTSC/PAL

• HDTV

Review Questions

• What does codec stand for?

• Why do we need codecs?

• Give examples of codecs from:

• Moving Pictures Experts Group (MPEG)

• Telecommunications Standardization Sector (ITU-T)

• Others: Microsoft, Apple, Real

Quiz on Tuesday