d.v.d

Digitally versatile disc

Blu-ray

Hd dvd

(3d)

s.d

d.v.d (pc) storage

gaming                                              c.d

dvd = purple

c.d = green

dvd +r               =read only

         +rw           =re-writeable

         -r               

         - rw

glass master

dvd 5 = 4.7gb

dvd 9 = 8.4gb

12cm

dvd 9 is dual layer

red laser

dual layer

dvd 9 sd

speed 8 mbps

dvd player 2010 capable of playing +r and 10mbps

variable bit rate vbr

constant bit rate cbr

mpeg

.m2v                                <vide only

file extension

 dolby 2.0 steroe    .ac3                                 <audio only

Compressed lossy                   gb

                                                      mb

file gets comprssed to be smaller but cannot be un compressed

un compressed lossless             gbs (100)

                                                           gbs (90)

file remains large

(4.4.4)

11/11/14

today we went back over compression and learned as to how we can compress the finished piece so that we can present it to kate. we also learned what format we should use aswell as the specifics of those formats.