JPEG Viewer : Help : Tutorial : Part 3 - Special Effect
Blur Image
[Edit] -> [Special Effect] -> [Blur]
Select filter
Average, Gaussian
Set radius
Set directions
Horizontal, Vertical, Both
Filter
Horizontal
Vertical
Both
Average
Gaussian
Desaturation
[Edit] -> [Special Effect] -> [Desaturation]
Emboss / Engrave Image
[Edit] -> [Special Effect] -> [Emboss / Engrave]
Select color space
BT601, BT709, JPEG, HSL
Select effect
Emboss, Engrave
Set strength
[Edit] -> [Special Effect] -> [Emboss / Engrave Color]
Edit RGB Channel
Adjust RGB strength
Invert Color
[Edit] -> [Special Effect] -> [Invert]
Monochrome
[Edit] -> [Special Effect] -> [Monochrome]
Select color space
BT601, BT709, JPEG, HSL
Quantization
[Edit] -> [Special Effect] -> [Quantization]
Edit RGB channel
bits per channel
The quantization of image color product the posterize effect.
Sepia
[Edit] -> [Special Effect] -> [Sepia]
Select color space
BT601, BT709, JPEG, HSL
Threshold
[Edit] -> [Special Effect] -> [Threshold]
Edit RGB channel
Adjust channel threshold