Image | evoVIU Dokumentation

Compare Images

Compares two images and highlights differences – differences appear dark, similarities appear brighter.

Flow

Parameter set

Parameter	Type	Description	Effect Color
Image 1	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node. No color image possible.
Image 2	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node. No color image possible.
Return	Image	The return value is also a grayscale image.	No result possible.

Convert to Grayscale

Converts an RGB image to grayscale based on brightness, simplifying color-independent image processing.

Flow

Parameter set

Parameter	Type	Description	Effect
Image	Image	Color image to be converted to grayscale.
Return	Image	Converted grayscale image.

Crop By Coordinates

Crops an image by coordinates – defined by the top left and bottom right corners, extracting the desired area.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale or color image is possible. You can use the "Convert To Grayscale" node.
X1 Y1 X2 Y2	Int32	Coordinates in the image.		X1: 300 X2: 900 Y1: 300 Y2: 900	X1: 300 X2: 500 Y1: 300 Y2: 900

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale or color image is possible. You can use the "Convert To Grayscale" node.

X1
Y1
X2
Y2

Int32

Coordinates in the image.

X1: 300 X2: 900
Y1: 300 Y2: 900

X1: 300 X2: 500
Y1: 300 Y2: 900

Crop By Shape

Crops an image by coordinates – defined by the top left and bottom right corners, extracting the desired area.

Flow

Example 1: Box

Example 2: Polygon

Parameter set

Parameter	Type	Description	Value range
Image	Image	A grayscale or color image is possible. You can use the "Convert To Grayscale" node.
Shape	Shape	The shape used to crop the image. Supported shapes are: box, rectangle, circle, polygon and region. The shapes can come from the annotations in the image editor or be created using Make nodes.	Box (see example 1)
Shape	Shape		Polygon (see example 2)

Draw Line Variant

Draws a line in the image – useful for marking, highlighting or annotating in image processing tasks.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node.
Mask Width (Pixel)	Int32	Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.		Width: 5px Height: 5px	Width: 200px Height: 200px

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale image is required. You can use the "To Grayscale (Image)" node.

Mask Width (Pixel)

Int32

Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.

Width: 5px
Height: 5px

Width: 200px
Height: 200px

Draw Shape

Allows you to draw shapes in the image – ideal for highlighting or marking specific areas.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node.
Mask Width (Pixel)	Int32	Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.		Width: 5px Height: 5px	Width: 200px Height: 200px

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale image is required. You can use the "To Grayscale (Image)" node.

Mask Width (Pixel)

Int32

Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.

Width: 5px
Height: 5px

Width: 200px
Height: 200px

Draw Ellipse

Draws an ellipse into the image – useful for annotating, highlighting or marking specific image areas.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node.
Mask Width (Pixel)	Int32	Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.		Width: 5px Height: 5px	Width: 200px Height: 200px

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale image is required. You can use the "To Grayscale (Image)" node.

Mask Width (Pixel)

Int32

Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.

Width: 5px
Height: 5px

Width: 200px
Height: 200px

Reduce Domain To Shape

Limits the image area to a shape without cropping – outside pixels become black, coordinates are preserved.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node.
Mask Width (Pixel)	Int32	Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.		Width: 5px Height: 5px	Width: 200px Height: 200px

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale image is required. You can use the "To Grayscale (Image)" node.

Mask Width (Pixel)

Int32

Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.

Width: 5px
Height: 5px

Width: 200px
Height: 200px

Mean

Calculates the average of all pixels – provides information about average brightness or color intensity in the image.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node.
Mask Width (Pixel)	Int32	Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.		Width: 5px Height: 5px	Width: 200px Height: 200px

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale image is required. You can use the "To Grayscale (Image)" node.

Mask Width (Pixel)

Int32

Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.

Width: 5px
Height: 5px

Width: 200px
Height: 200px

Standard Deviation

Calculates the standard deviation of pixel values – shows how much brightness or color scatters or varies in the image.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node.
Mask Width (Pixel)	Int32	Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.		Width: 5px Height: 5px	Width: 200px Height: 200px

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale image is required. You can use the "To Grayscale (Image)" node.

Mask Width (Pixel)

Int32

Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.

Width: 5px
Height: 5px

Width: 200px
Height: 200px

Minimum

Calculates the standard deviation of pixel values – shows how much brightness or color scatters or varies in the image.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node.
Mask Width (Pixel)	Int32	Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.		Width: 5px Height: 5px	Width: 200px Height: 200px

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale image is required. You can use the "To Grayscale (Image)" node.

Mask Width (Pixel)

Int32

Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.

Width: 5px
Height: 5px

Width: 200px
Height: 200px

Maximum

Determines the highest pixel value in the image – shows the brightest or most intense area in the entire image.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node.
Mask Width (Pixel)	Int32	Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.		Width: 5px Height: 5px	Width: 200px Height: 200px

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale image is required. You can use the "To Grayscale (Image)" node.

Mask Width (Pixel)

Int32

Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.

Width: 5px
Height: 5px

Width: 200px
Height: 200px

Plot Text

Draws a text at a defined position in the image – non-displayable characters are replaced by question marks.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node.
Mask Width (Pixel)	Int32	Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.		Width: 5px Height: 5px	Width: 200px Height: 200px

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale image is required. You can use the "To Grayscale (Image)" node.

Mask Width (Pixel)

Int32

Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.

Width: 5px
Height: 5px

Width: 200px
Height: 200px

Get Image Meta Information

Returns metadata for the input image – determines image type, width and height.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node.
Mask Width (Pixel)	Int32	Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.		Width: 5px Height: 5px	Width: 200px Height: 200px

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale image is required. You can use the "To Grayscale (Image)" node.

Mask Width (Pixel)

Int32

Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.

Width: 5px
Height: 5px

Width: 200px
Height: 200px

Split Image (RGB)

Determines the RGB color channels of an image - returns one value for each channel.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node.
Mask Width (Pixel)	Int32	Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.		Width: 5px Height: 5px	Width: 200px Height: 200px

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale image is required. You can use the "To Grayscale (Image)" node.

Mask Width (Pixel)

Int32

Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.

Width: 5px
Height: 5px

Width: 200px
Height: 200px

Split Image (HSV)

Determines the hue, saturation, and brightness of an RGB image by converting to HSV color space and splitting the channels.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node.
Mask Width (Pixel)	Int32	Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.		Width: 5px Height: 5px	Width: 200px Height: 200px

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale image is required. You can use the "To Grayscale (Image)" node.

Mask Width (Pixel)

Int32

Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.

Width: 5px
Height: 5px

Width: 200px
Height: 200px

Combine Image

Creates a color image by combining individual images for red, green, and blue channels.

Flow

Parameter set

Parameter	Type	Description	Value range	Effect Min	Effect Max
Image	Image	A grayscale image is required. You can use the "To Grayscale (Image)" node.
Mask Width (Pixel)	Int32	Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.		Width: 5px Height: 5px	Width: 200px Height: 200px

Parameter

Type

Description

Value range

Effect Min

Effect Max

Image

A grayscale image is required. You can use the "To Grayscale (Image)" node.

Mask Width (Pixel)

Int32

Set the width of the mask used for the deviation calculation. Larger values cover a wider area, helping to detect larger or more significant deviations.

Width: 5px
Height: 5px

Width: 200px
Height: 200px