Standard definition dv, High definition video – Apple Motion 4 User Manual

Page 1405

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Digital standard definition formats include Digital Betacam and the D-1 through D-5
formats. Due to the wide variety of compression ratios and types in the different digital
standards, the table below presents more information on these formats.

Recorded bit
rate

Compression
type

Compression
ratio

Color
sampling

Maker

Digital format

11.9 MB/sec.

DCT

2.3:1

4:2:2

Sony

Digital
Betacam

21.5 MB/sec.

None

Uncompressed

4:2:2

Sony

D-1

11.75 MB/sec.

None

Uncompressed

4fsc

Ampex

D-2

27.5 MB/sec.

None

Uncompressed

4:2:2

Matsushita

D-5

Standard Definition DV

The frame sizes of NTSC DV and NTSC analog video differ. NTSC and PAL standard
definition DV video signals are both interlaced, and share a 4:3 aspect ratio using
nonsquare pixels.

Scanning method

Frame rates

Frame size

Standard

Interlaced

29.97

720 x 480

NTSC

Interlaced

25

720 x 576

PAL

Standard definition DV formats include DV, DVCAM, DVCPRO25, and DVCPRO50.

Recorded bit
rate

Compression
type

Compression
ratio

Color
sampling

Maker

Digital format

3.6 MB/sec.

DV

5:1

4:1:1

Sony

DV

3.6 MB/sec.

DV

5:1

4:1:1

Sony

DVCAM

3.6 MB/sec.

DV

5:1

4:1:1 (NTSC)

4:2:0 (PAL)

Panasonic

DVCPRO 25

7 MB/sec.

DV

3.3:1

4:2:2

Panasonic

DVCPRO 50

High Definition Video

All high definition formats use a nonanamorphic, 16:9 aspect ratio using square pixels,
just like a computer display. Despite these similarities, there are many high definition
video formats.

Scanning method

Frame rates

Frame size

Standard

Progressive

23.98, 24, 25, 29.97,
59.94, 60

1280 x 720

720p

Progressive

23.98, 24, 25, 29.97,
59.94, 60

1920 x 1080

1080p

Interlaced

25, 29.97, 59.94, 60

1920 x 1080

1080i

1405

Appendix B

Video and File Formats

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