Figure 26: C Shaping Filter Flowchart - Analog Devices ADV7850 Hardware Manual

SECAM CVBS
Use sdp_c_shape_sel_scm[4:0]
Low quality (2D) CVBS
Use sdp_c_shape_sel_lqi[4:0]
Rev. A May 2012
sdp_c_shape_auto_en
Automatic Selection
Composite Video
Y
Y
SECAM
N
N
3d_comb_en
Y
Y
N
3D active
sdp_csh_wbw_auto*
Y
Motion detected on
this pixel?
Pixel from 2D comb
Use sdp_c_shape_sel_hqi[4:0]

Figure 26: C Shaping Filter Flowchart

START
Manual Selection
N
Y
SECAM CVBS
Use sdp_c_shape_sel_scm[4:0]
Component and S-Video
N
CVBS
Y
High quality component
Use sdp_c_shape_sel_hqi[4:0] + 4
High quality CVBS
Use sdp_c_shape_sel_hqi[4:0]
N
High quality component
Y
Use sdp_c_shape_sel_hqi[4:0] + 4
N
Pixel from 3D comb
Use sdp_c_shape_sel_hqi[4:0] + 4
104
Y
SECAM CVBS
Not SECAM CVBS
Use sdp_c_shape_sel_hqi[4:0]
N
High quality input or
sdp_force_comp_hqi
Low quality component
Use sdp_c_shape_sel_lqi[4:0]
Y
N
sdp_csh_wbw_auto*
High quality component
Use sdp_c_shape_sel_hqi[4:0]
Y
1D
Use sdp_c_shape_sel_1D
N
N
Y
High quality input
Low quality CVBS
Use sdp_c_shape_sel_lqi[4:0]
I2C controllable
* If sdp_csh_wbw_auto is set high,
sdp_c_shape_sel_hqi[4:0] cannot
be set greater than 0x09
ADV7850
N