5-44
Chapter 5
Special Effects Operations
Video Signal Effects
5
Special Effects
Operations
2
Adjust the “CONTRAST Y” parameters as follows.
• Left knob (“Clip”): luminance clip level (–10 to +110%)
• Center knob (“Gain”): luminance contrast gradient (–100 to
+100%)
• Right knob (“Ofst”): offset level increment (–100 to +100%)
Clip
Gain
Ofst
Adjusting the contrast of the chrominance signal
– F3 (CONTRST C)
Use the following procedure.
1
Press F3 (CONTRST C), turning it on.
2
Adjust the “CONTRAST C” parameters as follows.
• Center knob (“Gain”): chrominance contrast gradient (–100
to +100%)
• Right knob (“Ofst”): offset level increment (–100 to +100%)
See the diagrams above for the effect of these settings.
Applying a mask to the contrast function – F5 (MASK)
To make the contrast setting apply only inside or outside a mask
pattern, press F5 (MASK), turning it on.
This applies a mask, according to the settings in the MASK menu
(see
page
5-46)
.
Video output level
Video output level
Video
Input level
Video
input level