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PRELIMINARY
S3C6400X RISC MICROPROCESSOR
MULTI-FORMAT VIDEO CODEC
21-96
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
Host must set the associated frame buffer
SDRAM address (Y, Cb, Cr) to SDRAM buffer of
address [ParaBufAddr]
CMD_SET_FRAME_BUF_STRIDE (0x184)
Bit
Name
Type
Function
Command
10:0
LineStride
R/W
Line stride offset of picture frame memory
Stride number is byte count
SET_FRAM
E_BUF
CMD_ENC_HEADER_CODE (0x180)
Bit
Name
Type
Function
Comman
d
2:0
HeaderCode
R/W
Encode header code
In MPEG4,
3’b000 – VOL header
3’b001 – VOS header
3’b010 – VIS header
In H.264,
3’b000 – SPS rbsp
3’b001 – PPS rbsp
In H.263, ENC_HEADER command is ignored
ENC_HEA
DER
CMD_DEC_PARA_SET_TYPE (0x180)
Bit
Name
Type
Function
Command
0
DecParaSetType
R/W
Parameter set type
0 – Sequence Parameter Set
1 – Picture Parameter Set
DEC_PARA
_SET
CMD_DEC_PARA_SET_SIZE (0x184)
Bit
Name
Type
Function
Command
8:0 DecParaSetSize R/W Sequence/Picture parameter set RBSP byte size
Maximum allowed RBSP size is 511 byte
DEC_PARA
_SET