Samsung S3C6400X User Manual page 583

CAMERA INTERFACE
( WinHorOfst2 & WinVerOfst2 are assigned in the CIWDOFST2 register )
CIWDOFST
WinOfsEn
ClrOvCoFiY
reserved
ClrOvRLB_Pr
ClrOvPrFiY
WinHorOfst [26:16]
ClrOvCoFiCb
ClrOvCoFiCr
ClrOvPrFiCb
ClrOvPrFiCr
Reserved
WinVerOfst [10:0]
Note. Clear bits emust be set to zero after clearing the flags.
Crop Hsize ( = SourceHsize – WinHorOfst - WinHorOfst2) must be 8's multiple and 4's multiple of
PreHorRatio.
Crop Vsize ( = SourceVsize – WinVerOfst - WinVerOfst2) must be multiple of PreVerRatio when scale
down. Must be an even number and minimum 8 if codec output format YCbCr 4:2:0
< Example >
Crop Hsize
8n
16n
32n
Preliminary product information describe products that are in development,
20-18
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
Bit
1 : window offset enable
[31]
0 : no offset
1 : clear the overflow indication flag of input CODEC FIFO Y
[30]
0 : normal
[29]
Clear the overflow indication flag of Line Buffer for Rotation in
[28]
Preview path
1 : clear the overflow indication flag of input PREVIEW FIFO Y
[27]
0 : normal
Window horizontal offset by pixel unit. (It must be 2's multiple)
1 : clear the overflow indication flag of input CODEC FIFO Cb
[15]
0 : normal
1 : clear the overflow indication flag of input CODEC FIFO Cr
[14]
0 : normal
1 : clear the overflow indication flag of input PREVIEW FIFO Cb
[13]
0 : normal
1 : clear the overflow indication flag of input PREVIEW FIFO Cr
[12]
0 : normal
[11]
Window vertical offset by pixel unit.
Permitted Prescale_ratio
Description
2
2 or 4
2, 4 or 8
S3C6400X RISC MICROPROCESSOR
Initial
State
PreDstWidth_xx
4n
4n
4n
M L
0
X O
0
X X
0 X X
0
X X
0
X X
0
X O
0
X X
0
X X
0
X X
0
X X
0
X X
0
X O