Download - PremierePro CS4
FIVE STANDARDS
FIVE STANDARDS
NTSC
NTSC – J
PAL
PAL – M
SECAM
FIVE STANDARDS
NTSC525 scanlines
30 fps
North America, Central America, Philippines,
South Korea, Taiwan
FIVE STANDARDS
NTSC
NTSC - J525 scanlines
30 fpsDarker black
Japan
FIVE STANDARDS
NTSC
NTSC – J
PAL625 scanlines
25 fps
Europe (majority), Scandinavia, The Pacific,Parts of Asia, South Africa
FIVE STANDARDS
NTSC
NTSC – JPAL
PAL - M525 scanlines
30 fpsPAL color palette
Brazil
FIVE STANDARDS
NTSCNTSC – JPALPAL - M
SECAM 625 scanlines
25 fpsPAL color palette
France, Russia, Middle East, North Africa
FIVE STANDARDS
NTSC
NTSC – J
PAL
PAL – M
SECAM
PAL NTSC
Sharper Image (Higher res.) Poorer resolution
More flicker (low fps) Less flicker
PROGRESSIVE VS. INTERLACED
VIDEO is made up from SCAN LINES.
Fields = Scan lines.
Even and Odd Fields = Upper and Lower Fields.
Frame = Complete image composed of two fields.
PROGRESSIVE goes from top to bottom.
It takes a video frame as a whole.
It is used on computer screens or digital TV.
INTERLACED has odd and even lines to create a frame.
Interlaced is used on video monitors (analog TV).
On a computer screen you would see artifacts.
PROGRESSIVE INTERLACED
Entire Image Every other line
Better Image Quality Broadcast compatibility
{frame rates}
FILM: 24 fps (in theater) Digitized film: 23.98 fps
PAL: 25 fps
NTSC: 30 fps Actual NTSC rate: 29.97 fps
DV SD HD
Low End Mid Range High End
DV SD HD
miniDV DVCPro-50 (d) HDV
DVCPro-25 Betacam SX (d) DVCPro - HD
DV CAM Betacam SP (a) HDDigi Betacam (d)
{image size}
Video resolution is fixed at 72dpi.
DV-NTSC: 720 x 480
DV-PAL: 720 x 576
SD-NTSC: 720 x 486
SD-PAL: 720 x 576
{image size}
HD comes in both progressive and interlaced formats.
All HD formats are 16:9.
HD 480i & p: 720 x 480;
HD 720i & p: 1280 x 720;
HD 1080i & p: 1920 x 1080;
Most popular HD formats: HD720p and HD 1080i.
HDV format:
1440 x 1080
JVC – 1280 x 720 p;
Sony – 1920 x 1080i.
{aspect ratio}
4 : 3 (1.333)
16 : 9 (1.777)
{video as digital data}
Higher data rates = higher quality
CD audio: 176 kB/s;
DV: 3.75 MB/s;
SD – 8 bit uncompressed: 20.2 MB/s;
SD - 10 bit uncompressed : 26.7 MB/s;
HDV 720p: 2.4 MB/s;
HDV 1080i: 3.2 MB/s;
1080i uncompressed: 160MB/s.
Internal hard drive data rate: 20-25 MB/s.
{video as digital data}
How much spaces required to store a video?
1 Hour of DV: 13 GB;
1 Hour of SD – 8 bit uncompressed: 72.7 GB;
1 Hour of SD - 10 bit uncompressed : 96 GB;
1 Hour of HDV 720p: 8.7 GB;
1 Hour of HDV 1080i: 11.5 GB;
1 Hour of 1080i uncompressed: 560 GB.