New Media Video Overview

New Media Video Overview

The collision and evolution

Images

Audio

Video

Digital formats

Images = jpg, gif

Audio = wav, aiff

Video = mov, avi

Recorded Audio

Cylinders

Discs

Wire

Open reel tape

8 Tracks

Cassettes

CD

File based

Recorded Video

Disc – 1926 – Phonovision

Film – 1930s - Kinescope

Tape – 1951 – Ampex

Videocassettes (tape) – 1971 – Sony

Videodiscs – 1964 (RCA), 1978 (Pioneer)

CD (Video CD, CD-G, CD-ROM/RW)

DVD / Blu-ray / HD DVD

File based

Capacitance Electronic Disc (CED)

RCA selectvision (1964) 1981 Mechanical 30 cm – 11.81 inches Composite video Conductive vinyl platter

PVC blended with carbon to allow the disc to be conductive

Layer of silicone applied to the disc as A lubricant

Handled in A caddy

http://en.wikipedia.org/wiki/Capacitance_Electronic_Discwww.videointerchange.com

LaserDisc/DiscoVision

1978

Optical – laser

30 cm – 11.81 inches

Two single-sided aluminum discs

layered in plastic

Looks like a vinyl record or very large DVD

Used interactively under computer control

Wikipedia

http://en.wikipedia.org/wiki/Laser_disc-www.laserdiscarchive.co.uk

CD-ROM

1998

650Mbs to 900Mbs

12 cm

Special Formats

Video CD

CD-G

www.arsenmusic.com

Early Digital Video file types

Motion JPEG IEEE

1989

QuickTime Apple

June 1991

Video for Windows Microsoft

Video for Windows

November 1992

DVD

Digital Versatile Disk

1995

12 cm

4Gbs to 18Gbs (Double sided, double layer)

First DVD movie – “The Assassin” Japan

obamaeffectmovie.com

Blu-ray / HD DVD

2006

12 cm

25Gbs to 128 Gbs

First Blu-Ray film “Fifty First Dates”

harddrivedvdrecordertech.co.ukwww.gadgetreview.com

Video on networks

Ethernet

Internet

Cloud

Formats

Real – RM

Quicktime - MOV

Flash - FLV

Windows Media – WMV

MPEG – MPEG or MPG

Downloaded

Save As

Large files

High bandwidth for download

Large disk storage

Streamed

Embedded from URL

File is not “on” webpage

Points to a file in another directory or on a another site

Large file sizes

Requires high bandwidth for playback

Digital Compression

Eliminates redundant or unnecessary bits

Reduces the size of movies so that

they can be stored, transmitted, and

played back effectively

Adobe - About video and audio encoding and compression.http://help.adobe.com/en_US/mediaencoder/cs/using/WSb8e30982e628fbecc0e59e6131255b4dd2-8000.html

File Encoding

Uses various compression schemes to

compress the information.

Each encoder has a corresponding

decoder that decompresses and

interprets the data for playback.

Adobe - About video and audio encoding and compression. http://help.adobe.com/en_US/mediaencoder/cs/using/WSb8e30982e628fbecc0e59e6131255b4dd2-8000.html

Video breakthroughs

IEEE 1394 Firewire standard – 1986

Digital video encoding – 1991

DV Camcorders - 1995

Digital video editing - 1998

Firewire

IEEE 1394

commons.wikimedia.org

Digital Video Encoding

QuickTime and Video for Windows

kootation.comwww.starming.com

Digital Camcorder

DCR-VX1000

clear.unt.edu

Non –Linear Editing

CMX 600 - 1971

EditDroid – 1984

Avid – 1989

Adobe Premiere – 1991

Media 100 - 1993

Macromedia Keyframe – 1998

Apple Final Cut Pro - 1999

Analog Video Editing

Linear (tape to tape)

www.mediacollege.com

Digital Video Editing

Non-Linear (tape to hard drive)

www.tbc.school.nz