pnx1700 NXP Semiconductors, pnx1700 Datasheet - Page 800

• Manufacturer Part Number: pnx1700
• Description: Connected Media Processor
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Volume 1 of 1
PNX17XX_SER_1
Preliminary data sheet
Figure 11: Semi-Planar 10-bit YUV 4:2:0 and YUV 4:2:2 Formats
Address a0+4
31
31
Address a0
Address b0
31
Address b0 + 4
31
Py
(a)
Puv
(b)
alpha
alpha
alpha
alpha
UV linepitch
Y linepitch
3.5.2 Semi-Planar 10-Bit YUV 4:2:2 and 4:2:0 Formats
Y3
Y6
V3
U2
Register view after 32-bit load (applicable to both endianness)
The semi-planar 10-bit YUV 4:2:2 and 4:2:0 formats, shown in
generated by an external device and stored in the PNX17xx Series memory through
the Tunnel interface. QVCP supports the semi-planar 10-bit YUV 4:2:2 and 4:2:0
formats.
Note: Each word(4Byte) is swapped for Big-endian and stored in memory
Y3-Y1 Y6-Y4 Y9-Y7
Y3-Y1 Y6-Y4 Y9-Y7
U2,V1,U1
U2,V1,U1
Y3-Y1 Y6-Y4 Y9-Y7
U2,V1,U1
4 bytes
4 bytes
a
b
G
G
G
G
a+4
V3,U3,V2
V3,U3,V2
V3,U3,V2
20
20
20
20
19
19
19
19
a+8
. . . .
U5,V4,U4
. . . .
U5,V4,U4
U5,V4,U4
b+8
. . . .
. . . .
. . . .
W(4/3) bytes
W(4/3) bytes
Rev. 1 — 17 March 2006
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
Y2
Y5
U3
V1
Uk-1,Vk-2,Uk-2
Uk-1,Vk-2,Uk-2 Vk,Uk,Vk-1
Uk-1,Vk-2,Uk-2 Vk,Uk,Vk-1
b+(k-1)(8/3)
a+(2k-1)(4/3)
Y2k - Y2k-2
Y2k - Y2k-2
Y2k - Y2k-2
G
G
G
G
10
Vk,Uk,Vk-1
10
10
10
1st line
2nd line
last line
9
9
9
9
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
H lines
n = H/2 times (4:2:0)
n = H times (4:2:2)
Y1
Y4
V2
U1
Chapter 28: Pixel Formats
PNX17xx Series
Figure
0
0
11, are
0
10-bit Ys
10-bit UVs
28-9