Digital Video Production in a PC World

1
Digital Video Production in a PC World

• Ways of getting it done!

2
Types of Media

• MEDIA
• VHS
• 8 mm
• Hi-8
• SVHS
• Digital Hi 8
• Mini DV
• Micro DV
• DVD

Pair 1 data flow
POWER
Pair 2 data flow

• Sony i-Link

3
Analog vs. Digital

• Read Articles
• http//www.vbrick.com/WhitePapers/WhitePaper_Analo
  gVsDigitalVideo.pdf
• http//et.sdsu.edu/sphares/videowebpage/digitizing
  .htm
• http//amo.net/NT/02-21-01ANADIG.html
• http//www.recordingconnection.com/resources-t-ad.
  html
• http//cameras.about.com/library/weekly/aa022501a.
  htm
• http//www.loronix.com/solutions/whitepapers/analo
  gvsdigital.asp
• http//www.discovery.mala.bc.ca/web/schlombstj/Dif
  ferences.htm
• http//www.fiber-optics.info/articles/analog-v-dig
  ital.htm
• http//www.vdoss.com/analogvsdigital.htm
• http//www.marchnetworks.com/products/analogvsdigi
  tal.asp
• http//www.eco.utexas.edu/Homepages/Faculty/Norman
  /ECO361N.Daily/Video.Editing/avd.htm
• http//www.imakenews.com/designreview/e_article000
  099678.cfm
• http//www.vcdhelp.com/digitalvsanalog.htm

4
Capturing Converting Analog to Digital

• VHS, S-VHS, or High 8 tapes analog signal
• Digitize using software encoder video input
  device
• Firewire 1394 Card
• USB

5
Digital Input to Computer

• Firewire 1394
• Sonys I-Link
• USB converter

6
Digital Advantage

• No Generational Loss
• Digital Audio (CD-quality)
• No Static or fuzziness
• Progressive-Scanned Image (not interlaced)
  sharper image, no blurring
• Can Carry Non-video Data Layers for interactivity
• Superior Transfer of Colors

7
What is Compression?

• Video files are huge need for compression
  algorithms
• Most Common
• MPEG-1 Small movie size, poor quality
• MPEG-2 Decent at a reasonable file and screen
  size used for CD or Web-based
• MPEG-4 Near DVD quality with monitor-size movies

8
Codecs

• A Codec is a coding method that facilitates the
  distribution and smooth playback of digital
  movies. This is apply when saving the movie
  before playback. Viewers are in stalled on the
  computer that employ the same codec.

9
Codec
10
File Formats

• .AVI (Audio Video Interleave)-- Open architecture
  so designers can include many types of
  compression and playback options to suit their
  projects.
• .MOV --Quicktime is cross-platform compression
  that retains high quality.

11
Streaming Video

• Server-based streaming video begins playback as
  soon as viewer opens Web page. Each type of
  streaming video format requires a special
  server-based deployment, equipment, or
  development package.

12
Video Streaming
13
Cables, Cameras, Software, More

• http//www.arp.sprnet.org/curric/video/equipment_i
  ndex.htm

14
Common Video Capture Software Features

• Pre-record playback to screen
• Digital Video Device Options (MS 1394, USB)
• Compression Options (MPEG-4, MPEG-2)
• Renaming Save File Location Options
• Direct Monitoring of the Recording Process
• Playback of Recorded Movie
• Variations on the Video Capture Theme
• Special Effects (A/B roll, Titling, Digital
  Effects)

15
MS Producer Features

• http//www.arp.sprnet.org/curric/video/PowerPoint/
  MS_PRODUCER.ppt
• INSTALL http//www.arp.sprnet.org/curric/video/in
  stalls/producer.exe
• http//www.arp.sprnet.org/curric/video/PowerPoint/
  Windows20Media20Encoder207.ppt
• INSTALL http//www.arp.sprnet.org/curric/video/in
  stalls/wmencoder71.exe

Windows Media Encoder Features