參數(shù)資料
型號(hào): BT849A
英文描述: Single-Chip Video Capture for PCI
中文描述: 單芯片的PCI視頻捕捉
文件頁數(shù): 49/141頁
文件大小: 1149K
代理商: BT849A
Brooktree
39
F
UNCTIONAL
D
ESCRIPTION
Video Data Format Conversion
L848A_A
Bt848/848A/849A
Single-Chip Video Capture for PCI
Figure 21. Video Data Format Converter
Up-sample
Chroma
Color
Space
Conversion
Strip Chroma
and
Pack Luma
Sub-sample
Chroma
Packed to
Planar
Conversion
Gamma
Correction
Removal
Dither
Video
Packed to
Planar
Conversion
Control Code
Generator
Vertical
Sub-sample
Chroma
DMA
Controller
Linear
RGB
RGB
Y8 (Gray Scale)
BtYUV
Planar 4:1:1
Planar 4:1:1
Planar 4:2:2
8-bit Dithered
FI[31:0]
To FIFO
Planar
YUV12
Planar
YUV9
Packed 4:2:2
Packed 4:1:1
4:4:4
Status[3:0]
FIFO Write Signals
FIFO Write Clock
Packed 4:2:2
Packed 4:2:2
FI[35:32]
Internal Control Signals
from Bt848 Video Decoder
From Bt848
Video Decoder/Scaler
Planar 4:2:2
To FIFO
Byte
Swap
RGB
From
FIFO
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