Circle Image

Pixaflux

Point Sample Image node

Left Toolbar > Compose icon Compose Nodes > Perspective icon Point Sample Image

The Point Sample Image node allows you to extract the rgbo value of an image selected position.

input

In0 Img 1

output

Position 0, 0. rgbo: r: 0.77, g:0.07, b:0.04, o:1

Procedure

To retrieve the rgbo value of an image:

  1. On the left toolbar choose Compose Nodes Compose icon > Point Sample Image Compare icon

  2. Drag the Point Sample Image icon into the Node Graph.

    Point Selected Image node

  3. Connect the output of an image node into the image input.

  4. set the position and the radious of the area to be evaluated

Inputs

image 1

Outputs

rgbo

Attributes Panel

RGBO From Image attributes

Position Select the position of the area to be analized. Default: 0.00

Radius Select the radious of the area to be analized. Default: 1 px.

Rgbo Element

Compose Nodes

Main Page