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AMD Geode™ LX Processors Data Book 477
Video Input Port
33234H
Figure 6-51. Example VIP YUV 4:2:2 SAV/EAV Packets Stored in System Memory in a Linear Buffer
0
1
2
3
vid_base
(buffer start)
CbYCrY
line 1 start
line 2 start
line 3 start
* line is 00 filled if not
QWORD aligned
CbYCrY
CbYCrY
CbYCrY
CbYCrY
00*00*00*00*
CbYCrY
CbYCrY
CbYCrY
CbYCrY
CbYCrY
00*00*00*00*
CbYCrY
vid_base + vid_pitch
vid_base + 2 X vid_pitch
* Similar buffer can exist for Task A odd video, Task A even video, Task B odd video, Task B even video,
Task A odd VBI data, Task A even VBI data, Task B odd VBI data, Task B even VBI data