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參數資料
型號: W9960CF
廠商: WINBOND ELECTRONICS CORP
元件分類: 消費家電
英文描述: A Single Chip Multiprotcol High Performance Video CODEC(單片多協議高性能視頻編解碼器)
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP208
封裝: PLASTIC, QFP-208
文件頁數: 38/65頁
文件大小: 368K
代理商: W9960CF
W9960CF
Winbond Confidential
38
June 1997
3.12 Motion Estimation Engine
W9960CF motion estimation (ME) engine implements full search matching algorithm (FSA),
which is widely used thanks to its simplicity and regularity. In this algorithm, for each reference
block in the current frame, the previous frame is searched within a neighborhood, i.e. search
window, to find the most matched pixel block.
CONTROL
LOGIC
Caddr
Saddr
MV
MAD,MA,MB,MX
Comparator
8*PE
8*PE
p'
ph
ph'
p
c
1.5
Search
window
Current
block
DMA-data
DMA-addr
DMA-request
DMA-ack
INT-request
Trigger
CPU-bus
half-pixel
Search
Window
Half-Pixel
Accelerator
Mode
SREGION
Half-Pixel
ME Registers
RISC Address/PCI Offset Address
Name
Read/Write
Description
0190H / 0640H
MEMODE
R/W
Mode Register
0191H / 0644H
MVR
R/W
Motion Vector Register
0192H / 0648H
MADR
R/W
Mean Absolute Difference Register
0193H / 064CH
MBR
R/W
Mean Current Macro Block Register
0194H / 0650H
MAR
R/W
Mean Average Difference Register
0195H / 0654H
MXR
R/W
Mean First Search Register
0196H / 0658H
SRGION
R/W
Search Region Register
相關PDF資料
PDF描述
W9961CF H.263/H.261 Video Codec
W9967BCF JPEG USB Camera Chip(運用JPEG壓縮技術和通用串行總線結構技術的照相電路數字處理芯片的攝像照相機接口控制器)
W9967CF JPEG USB Camera Chip(運用JPEG壓縮技術和通用串行總線結構技術的照相電路數字處理芯片的攝像照相機接口控制器)
W99681CF JPEG USB Dual Mode Camera Chip(運用JPEG壓縮技術、通用串行總線結構技術、雙制式的照相電路數字處理芯片的攝像照相機接口控制器)
W9971CF Integrated Video Graphics Accelerator(集成的視頻圖形加速器)
相關代理商/技術參數
參數描述
W9961CF 制造商:WINBOND 制造商全稱:Winbond 功能描述:H.263/H.261 Video Codec
W9966CF 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
W9966TF 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
W99681CF 制造商:WINBOND 制造商全稱:Winbond 功能描述:JPEG USB Dual Mode Camera Chip
W99685 制造商:未知廠家 制造商全稱:未知廠家 功能描述: