OpenDithering

Dither images for e-paper displays

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1. Upload

↑ Drop images here or click to browse JPEG · PNG · WebP · GIF

2. Display

Device preset

Width Height Rotation

Panel type

Resize mode Calibration

3. Preset

4. Tone

Exposure 1.0

Saturation 1.3

Clarity 0.00

Clarity radius 2

Compress dynamic range

Color correction

Red 1.00

Green 1.00

Blue 1.00

● Red 1.00

● Yellow 1.00

● Green 1.00

● Cyan 1.00

● Blue 1.00

● Magenta 1.00

Tone mode

S-curve parameters

Strength 0.9

Shadow boost 0.0

Highlight compress 1.5

Midpoint 0.5

5. Dithering

Algorithm

Serpentine scan

Diffusion strength 100%

Color matching

Find color using Diffuse error in

6. Experimental

Local variance (reduce diffusion in flat areas)

Expand palette with pure primaries

7. Export

Preview uses calibrated colors (realistic). Export uses ideal colors (as device expects).

OpenDisplay Encryption Key

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Auto Expose

Stat	Value
Mean L
Std L
Shadow L
Highlights

Param	Value
Exposure
Contrast
Strength
Shadow boost
Highlight compress

Color-tune —

	Target	Before	After
Mean C
Mean a
Mean b
Loss	—

	Before	After
Saturation
Red gain
Green gain
Blue gain

Loss history:

Hue-tune —

	Target C	C before	C after	× before	× after	Pixels
● Red
● Yellow
● Green
● Cyan
● Blue
● Magenta

Loss history: