Notes

Notes

Assignment – 3 x 500

D.V.D –  Digitally. Versatile. Disc

The D.V.D mirrored side is purple (SILVER)

Master D.V.D is known as a GLASS MASTER -> Dupes

DVD TYPES

·      UHDV – (6k-12k)

·      BLU  RAY

·      HD

·      3D

·      (4K)

^^

1080p High Def

Formats

·      +R       (Read Only)   = 2010     (Do not use)

·      -R        (Read Only)   = To date(USE!!)

·      +RW   (Re-writable)= 2010      (Do not use)

·      -RW    (Re-writable)= To date  (Authoring, Don’t use!)

DVD sizes

A D.V.D is 12cm

STORAGE:

·      Dvd 5 – 4.7Gb

·      Dvd 9 -  8.4Gb

DUAL LAYER D.V.D

·      Must be Dvd 9

DVD WRITING

Writing speed – (SD/HD) 8Mb/s (do not use, doesn’t work on every player)

Bit rate

·      Variable bit rate (V.B.R)

·      Consistent bit rate (C.B.R)

COMPRESSION

Compressing; reducing file size, format –MPEG2 (Moving picture experts group)

·      MPEG 2

·      M2v Video

·      .ac3 – Audio (Dolby 2 stereo)

On the timeline there is EXPORT this will convert m2v video and .ac3 audio – these are called ASSETS

LOSSY (GB -> MB)-  Date/resolution/pixel size/audio quality lost not reversible.

LOSSLESS (GB -> GB) – will not loose resolution, pixel size or audio quality. (Remains the same)

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