Panasonic HVX200A Functions Guide - Page 17

Panasonic HVX200A - Camcorder - 1080p Manual

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Y C R CB Y C R CB Line 1 Y only Y only 4:1:1 • DVCPRO (NTSC/PAL) • DV (NTSC) • DVCAM (NTSC) Line 2 Line 3 Line 4 Y CR Y CB Line 1 Y only Y only 4:2:0 • DV (PAL) • DVCAM (PAL) Line 2 offers higher color resolution, it minimizes jaggies at chroma edges - and thus is suitable for image composition. DVCPRO, DV (NTSC), and DVCAM (NTSC) use a 4:1:1 sampling rate. DVCAM (PAL) and DV (PAL) use a 4:2:0 sampling rate. Although these are the formats that the color signal resolution is half of what you get in 4:2:2 sampling their degradation of the video quality after duplication would be less, unlike HDV that also uses a different version of 4:2:0 sampling, because the luminance line is correspondent to the color difference line. Line 3 Line 4 Y CR Y CB Line 1 Y only Y only 4:2:0 • HDV Line 2 Line 3 Line 4 (ISO/IEC 13818-2 standard) 14

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14
offers higher color resolution, it
minimizes jaggies at chroma
edges - and thus is suitable for
image composition.
DVCPRO, DV (NTSC), and
DVCAM (NTSC)
use a 4:1:1
sampling rate.
DVCAM (PAL) and DV (PAL) use
a 4:2:0 sampling rate.
Although these are the formats
that the color signal resolution is
half of what you get in 4:2:2
sampling their degradation of the
video quality after duplication
would be less, unlike HDV that
also uses a different version of
4:2:0 sampling, because the
luminance line is correspondent to
the color difference line.
•
DVCPRO (NTSC/PAL)
•
DV (NTSC)
•
DVCAM (NTSC)
4:1:1
Line 1
Line 2
Line 3
Line 4
Y
only
Y
only
Y
C
R
C
B
Y
C
R
C
B
Line 1
Line 2
Line 3
Line 4
Y
only
•
DV (PAL)
•
DVCAM (PAL)
Y
only
Y
C
R
Y
C
B
4:2:0
Line 1
Line 2
Line 3
Line 4
•
HDV
4:2:0
Y
only
Y
only
Y
C
R
Y
C
B
(ISO/IEC 13818-2 standard)