All effects and presets

Effect

Outline

Draw edge outlines with thickness and colour control.

Outline effects pull edges forward as strokes, the graphic language of comics, technical plates and screen-printed posters. Thickness and colour decide whether the line feels inked by hand or cut by a plotter.

Outline example
Example

Properties

  • Shape from

    luma works on any photo; alpha is for cut-outs

    Range
    Luma, Alpha
    Default
    Luma

  • Threshold

    shape cutoff; raise to reject soft edges

    Range
    0 to 1
    Default
    0.15

  • Invert mask

    flip inside/outside

    Range
    0 to 1
    Default
    0

  • Thickness

    outline width in pixels

    Range
    0.5 to 80
    Default
    8

  • Repeats

    concentric outline rings

    Range
    1 to 4
    Default
    1

  • Softness

    soft glow falloff

    Range
    0 to 1
    Default
    0.4

  • Spacing

    gap between repeated rings

    Range
    0.8 to 3
    Default
    1.35

  • Color

    Range
    Colour
    Default
    1, 1, 1

  • Opacity

    Range
    0 to 1
    Default
    1

  • Edge mode

    solid color or sample colors from the source edge

    Range
    Solid, Edge color
    Default
    Solid

Command line

Requires Rethings Pro. Install the tool from Rethings → Install Command Line Tool… 

rethings apply --effect outline --set maskSource=0 --set threshold=0.15 -i input.jpg -o output.png

Gallery

  • Outline example 1
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