Contrast
Brightness correction
To adjust the contrast, you can use the contrast filter and set the desired adjustment value.
contrast=X
Examples
| Preview | Syntax |
|---|---|
Original image: /sample.li/frog.png?w=400 | |
Increased contrast: /sample.li/frog.png?w=400&contrast=30 | |
Decreased contrast: /sample.li/frog.png?w=400&contrast=-10 |
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