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DVD — Much More than Just Another Movie Format. ETT 555 Media Design: Multimedia With special thanks to Ken Reed, formerly with Pioneer New Media Technologies, Inc. What is DVD?. A laser optical technology ~ CD Large (massive?) storage capacity Very high quality video & audio

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Dvd much more than just another movie format

DVD — Much More than Just Another Movie Format

ETT 555

Media Design: Multimedia

With special thanks to

Ken Reed, formerly with

Pioneer New Media Technologies, Inc.


What is dvd
What is DVD?

  • A laser optical technology ~ CD

  • Large (massive?) storage capacity

    • Very high quality video & audio

    • Text and images

  • What’s in a name??

    • Digital Videodisc

    • Digital Versatile Disc

    • DVD


Dvd physical characteristics
DVD Physical Characteristics

Same diameter & thickness as a CD

120mm (4.7”)

1.2mm


Dvd physical characteristics1
DVD Physical Characteristics

Can be double-sided

DVD

Compact Disc

0.6mm

1.2mm

0.6mm

& Dual Layer!


How dual layering works
How Dual Layering Works

Disc Substrate

To play layer two, laser is

focused on second layer

through the first one

Partially Reflective Metal Layer

Transparent Bonding Layer

Fully Reflective Metal Layer


Replicated dvd disc capacity
Replicated DVD Disc Capacity


The latest dvd technologies
The Latest DVD Technologies

  • Dual Layer PC Recorders

    • Just coming along

    • Pricing & compatibility?

    • Media availability and cost?

  • Blue Laser Technology

    • Multiple, incompatible formats!

    • Shorter wavelength = greater density

    • “Blu-ray” = 23-27GB, single layer

    • HD-DVD = 15GB/30GB, single/dual spec


Dvd concepts
DVD Concepts

  • DVD Video

  • DVD-ROM

  • DVD Media

  • DVD-RW

  • DVD+RW

  • DVD-RAM

  • DVD-Audio


Dvd hardware
DVD Hardware

  • DVD Video

    • Portable & set top video players

    • Desktop & notebook computers

  • DVD-ROM

    • Computers only

    • Data discs

  • DVD-recorder / “burner”

    • Computer

    • Stand alone (example)


Dvd media types
DVD Media Types

  • DVD Media

    • Parallels CDs

    • R = (Recordable - Once)

    • RW = (Re-writable)


Dvd media standards
DVD Media Standards

  • DVD-RW

    • First to market

    • Pioneer, Apple, Compaq

  • DVD+RW

    • Claims best defect management

    • HP,Sony,Thomson,Dell,Phillips,Yamaha


Dvd media standards1
DVD Media Standards

  • DVD-RAM

    • Disc in a case, originally

      • Now, with or without

    • Typically, not for regular players

    • Re-writable 100K x vs 1K for RW

    • Combo DVD-RAM + DVD± drives

    • Matsushita, Gateway


Dvd applications
DVD Applications

  • DVD-Data (ROM)

    • Ideal for backups?

  • DVD-Audio (Massive Storage)

    • ca. 7 hrs per side / layer @ CD quality

    • Higher quality possible

    • Still rare, but coming

  • DVD Video (Interactive Video)

    • Movies with “extras”


Dvd video features
DVD-Video Features

  • Video: High quality, High capacity

    • Full motion, full screen, MPEG2

    • 2+ hours (1 side, 1 layer)

  • Audio: High quality, High capacity

    • Up to 8 audio streams

    • Multiple languages, audiences, grade levels, etc.

    • Cf. laserdiscs


Dvd video features1
DVD-Video Features

Sub-Picture Streams

  • Up to 32 sub-picture streams

  • Used for sub-titles or closed-captions

  • Graphic overlays to highlight video

  • Text annotations to video content

  • On-screen buttons


Dvd video features2
DVD-Video Features

Multiple Angles

  • Up to 9 parallel video paths

  • Provide alternate views of technical procedures or science experiments

  • Switch to different video scenarios based on user input

  • Strong potential for visual learning


Dvd video features3
DVD-Video Features

Integrated Interactive Capabilities

  • Navigation & branching

  • On-screen buttons for user (function) interface

  • Non-linear playback of multimedia content

  • Interactive switching of audio, angles, sub-pictures, etc.


Dvd hardware for education
DVD Hardware for Education

  • Home entertainment DVD players

    • Lack durability for interactivity

    • Lack easy-use control

  • Computer DVD drives lack versatility

    • On screen remote control

    • Less universal (notebook vs desktop)

  • Industrial grade players are the ideal

    • Parallel laserdisc players



Benefits of an industrial player
Benefits of an Industrial Player

  • Highest Level of Flexibility

    • No need for computer

    • Interactivity

      • in the menus of the DVD

      • via computer control (cf. laserdiscs)

    • System remote provides simple & easy Menu Navigation


Industrial players
Industrial Players

  • User Interface Options:

    • Standard Remote

    • Mouse / Trackball

    • Touchscreen

    • Barcode

    • RS-232


Special features of dvd v7400
Special Features of DVD-V7400

  • Video Blackboard

    • Annotate video

    • Excellent for Instruction

  • Internal Memory (non-volatile)

    • Save Text or Graphics generated by Video Blackboard

    • Save “clips” in non-linear play sequence


Pioneer education products
Pioneer Education Products

  • DVD Bundles (sold out)

    • DVD-V7400 Player

    • Barcode Reader

    • IMAX Discs w/ Barcoded Workbooks

      • “Africa the Serengeti”

      • “Tropical Rainforests”

      • “Antartica”

      • “Whales”

  • Barcode Creation

    • DVD Bar’N Coder (Windows)


Creating your own dvd
Creating your own DVD!!

Prepare multimedia content

  • Create digital video files on a robust computer

  • Create audio tracks as needed

  • Create graphics files for Menus, Subtitles, etc.

    Proceed to authoring step


Authoring tools
Authoring Tools

  • Authoring Systems range from $00 to $50K

    • Sonic Solutions

      • MyDVD, DVDit

    • Apple

      • iDVD, DVD Studio Pro

    • ULead DVD MovieFactory

    • Be wary of claims!

  • Prices down, usability up


Creating your own dvd1
Creating your own DVD!!

Authoring

  • Takes up to 4 Data Streams and creates one “interleaved” stream

    • Encoded MPEG2 Video (DVD specs)

    • Encoded Digital Audio

    • Graphics

    • “Programming”

      • Links buttons to media

  • Test and revise (on hard drive)


Creating your own dvd2
Creating your own DVD!!

  • Process the application

    • Convert to DVD spec files

    • Burn files onto a DVD disc usingDVD burner

    • Onto a CD-R also possible!!

      • Most practical for schools?

  • (Send to Replicator for quantity)

    • Not from basic burners


Creating the dvd disc
Creating the DVD Disc

  • Professional Creator / Burner

    • e.g., Pioneer PVR-LX1

      • External burner

      • Street Price ~ $4000

    • Discs can be sent to replicatorsas Masters


Creating the dvd disc1
Creating the DVD Disc

  • Low-end DVD Burner

    • Internal Drives

    • Street price: $50-500

    • Various brands / formats

    • Discs cannot be sent to replicators as Masters



Creating the dvd disc2
Creating the DVD Disc

  • Preconfigured systems

    • Macintosh with “SuperDrive”

      • Upgrade to DVD Studio Pro ($900?)

      • Can upgrade encoder for about $3000

        • Real Time Encoding


Creating the dvd disc3
Creating the DVD Disc

  • Preconfigured systems

    • Compaq Presario

    • Sony Vaio

    • Dell & Gateway

    • Non-linear Editors “Print to DVD”

      • Casablanca Kron


Dvd much more than just another movie format1

DVD — Much More than Just Another Movie Format

RELEVANT WEBSITES:

www.pioneerelectronics.com

(“Business Products” Section)

www.tools4teachers.com

Both links are live on the

555 web site


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