Histogram¶
Description
This effect/filter computes and draws a color distribution histogram for the input video as an overlay to the clip. Below each graph a color component scale meter is shown.
参考
Histogram widget in the View Menu and How the Histogram Works
Parameters
Parameter |
Value |
Description |
|---|---|---|
Level Height |
Integer |
Set height of level. Allowed range is from 50 to 2048, default value is 200. |
Scale Height |
Integer |
Set height of color scale. Allowed range is from 0 to 40, default value is 12 |
Display |
Selection |
Set display mode |
Mode |
Selection |
Set mode |
Components to Display |
Selection |
Set what color components to display |
Foreground Opacity |
Float |
Set foreground opacity[1]. Default is 0.7. |
Background Opacity |
Float |
Set background opacity[1]. Default is 0.5 |
Colors Mode |
Selection |
Set how the scope is using various color combinations for displaying the results |
The following selection items are available:
Display
Overlay |
|
Stack |
default |
Parade |
Mode
Linear |
default |
Logarithmic |
Components to Display
None |
|
Y (Luminance) |
|
U (Chroma red-diff) |
|
YU |
|
V (Chroma blue-diff) |
|
YV |
|
UV |
|
All |
|
Alpha |
Colors Mode
White on Black |
|
Black on White |
|
White on Gray |
|
Black on Gray |
|
Color on Black |
|
Color on White |
|
Color on Gray |
|
Black on Color |
|
White on Color |
|
Gray on Color |