參數資料
型號: KS7314
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: Digital Zoom(數字圖像放大)
中文描述: 數碼變焦(數字圖像放大)
文件頁數: 18/28頁
文件大?。?/td> 186K
代理商: KS7314
KS7314
DIGITAL ZOOM
8. Generation of interpolating coefficient
1) Generation of horizontal interpolating coefficient
Table 3. Zoom ratio data(horizontal) supplied by the system micom
Table 4. Relation of EIS micom output decimals of horizontal hand
tremble level to interpolation coefficient
Data (zrd)
supplied by micom
Interpol.
Coeff.(
α
)
Interpol.
Coeff.(
β
)
Zooming
ratio(256/(256-ZRD))
Zoom Step.
00000000
1
0
x1
0
00000001
255/256
1/256
256/255
1
:
:
:
:
:
10000000
128/256
128/256
x2
128
:
:
:
:
:
11000000
64/256
192/256
x4
192
Motion vector decimal
Interpolation coeff. (
α
)
Interpolation coeff. (
β
)
0.75 (11000000)
192/256
64/256
0.5 (10000000)
128/256
128/256
0.25 (01000000)
64/256
192/256
0 (00000000)
1
0
Table 3 Illustrates the system micom transmission data(ZRD) for generating the horizontal interpolating
coefficient for electronic zooming.
Table 4 Illustrates the EIS micom transmission data for generating the interpolating coefficient for
decimal level correction of hand trembles.
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