[Knee]; [White Clip] - Panasonic VARICAM LT Operating Manual

[KNEE]

This function sets the compression of video signals to prevent halation in images.
The dynamic range or compression rate of the signal will change depending on the setting.
White clip
Output
0
White clip
Output
0
[KNEE MODE]
[D RANGE]
[PRESS]
r [KNEE MODE] (setting for knee operation mode)
1
Select [MENU] → [SCENE FILE SETTINGS] → [KNEE].
2
Select [ON] in [KNEE SW].
3
Select either [D RANGE]/[PRESS] in [KNEE MODE].
r [KNEE POINT] (knee point position setting)
1
Select [MENU] → [SCENE FILE SETTINGS] → [KNEE] → [KNEE POINT].
2
Sets the position of the knee point.
r [KNEE SLOPE] (setting for knee inclination)
1
Select [MENU]→[SCENE FILE SETTINGS]→[KNEE]→[KNEE SLOPE].
2
Sets the knee inclination.

[WHITE CLIP]

This function sets the brightest part of video signals to be not brighter than a certain level.
1
Select [ON] in [MENU] → [SCENE FILE SETTINGS] → [WHITE CLIP] → [SW].
2
Set the level with [LEVEL].
Chapter 4 Video Recording and Color Grading — Image quality adjustment
[KNEE POINT]
Dynamic range
Input
Fig. 1
[KNEE POINT]
Dynamic range
Input
Fig. 3
[KNEE POINT]
Fig. 1
The dynamic range that can be represented will not change.
Fig. 3
The dynamic range that can be represented will change.
White clip level
Output
Output
Compression rate
Output
Fig. 2
The dynamic range that can be represented will change.
Fig. 4
The dynamic range that can be represented and the
compression rate of the signal will change.
0
Input
– 53 –
[KNEE SLOPE]
Dynamic range
0
Input
Fig. 2
[KNEE SLOPE]
Dynamic range
0
Input
Fig. 4
[KNEE SLOPE]