User guide

Description of the data path
STINGRAY Technical Manual V4.4.4
175
Sharpness
The Stingray color models are equipped with a four-step sharpness control,
applying a discreet horizontal high pass in the Y channel as shown in the
next five line profiles.
Sharpness 0, 1, 2, 3, 4 is calculated with the following scheme:
Sharpness value Description
0 +0.25 +0.5 +0.25 Least sharp
1 +0.125 +0.75 +0.125 Less sharp
2010Default: no sharp-
ness applied in
either direction
3 -0.25 +1.5 -0.25 Some sharp
4-0.52-0.5Most sharp
Table 56: Sharpness scheme
Figure 93: Sharpness: left: 2, middle: 3, right: 4