Atmel Evaluation Kit AT91SAM9M10-G45-EK AT91SAM9M10-G45-EK Data Sheet
Product codes
AT91SAM9M10-G45-EK
1250
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
46.10.5
Decoder Control Register 1 (Picture Parameters)
Name:
VDEC_CTLR1
Address:
0x00900010
Access:
Read-write
• AVSM: Alternative Vertical Scan Method
Indicates alternative vertical scan method used for interlaced frames.
• PIC_HEIGHT: Picture Height
Picture height in macroblocks = ((height in pixels+15)/16). Picture height is informed as size of the (progressive) frame
even though a single field (of interlaced content) is being decoded.
even though a single field (of interlaced content) is being decoded.
• PIC_WIDTH: Picture Width
Picture width in macroblocks = ((width in pixels + 15) /16).
31
30
29
28
27
26
25
24
PIC_WIDTH
23
22
21
20
19
18
17
16
PIC_WIDTH
–
–
–
–
PIC_HEIGHT
15
14
13
12
11
10
9
8
PIC_HEIGHT
–
–
–
7
6
5
4
3
2
1
0
–
AVSM
–
–
–
–
–
–