Figure 19: Y Shaping Filter Flowchart - Analog Devices ADV7850 Hardware Manual

VBI region
Use y_shape_sel_vbi
Y
Possible B&W signal
Use y_shape_sel_hqi
Y
SECAM CVBS
Use y_shape_sel_scm
Y
High quality CVBS
Use y_shape_sel_hqi
Rev. A May 2012
START
Y
In VBI region
y_shape_sel_auto_en
Automatic Selection
Y
Color Kill on
and force_ckill_hqi
N
SECAM and
colour kill off
1D comb
enabled
N
N
High quality input
Low quality CVBS
Use y_shape_sel_lqi

Figure 19: Y Shaping Filter Flowchart

N
N
Y
SECAM CVBS
Use y_shape_sel_scm
N
CVBS
Use y_shape_sel_1d
Y
High quality component
Use y_shape_sel_hqi
94
Manual Selection
Y
SECAM CVBS
Y/C and Color Kill on
and force_ckill_hqi
N
High quality input
Y
or force_comp_hqi
Low quality component
Use y_shape_sel_lqi
ADV7850
N
Not SECAM CVBS
Use y_shape_sel_hqi
Y
Possible B&W signal
Use y_shape_sel_hqi
N