Threshold Image (Black/White)
Binary threshold.
Threshold image to black/white instantly.
Calculator Inputs
About Threshold
Binary threshold.
Thresholds.
Where it is used
Stencils, OCR prep.
How to use the Threshold
- Select Image — select a file (image/*).
- Threshold (0-255) — enter the value (e.g. 128).
- Calculate — press the Calculate button to see the result instantly above.
Formula
Grayscale > threshold ? white : black.
Examples
Example
level:128
Result: B/W PNG
Frequently Asked Questions
- Level?
- 128 mid; lower = more white.