summary.rimg {pavo}

Image summary

Description

Returns the attributes of, and optionally plots, an image.

Usage

## S3 method for class 'rimg'
summary(object, plot = FALSE, axes = TRUE, col = NULL, ...)

Arguments

object

(required) an image of class rimg, or list thereof.

plot

logical; plot the image and, if the image is color-classified, the colours corresponding to colour class categories side-by-side? Defaults to FALSE.

axes

should axes be drawn when plot = TRUE? (defaults to TRUE).

col

optional vector of colours when plotting colour-classified images with plot = TRUE. Defaults to the mean RGB values of the k-means centres (i.e. the 'original' colours).

...

additional graphical options when plot = TRUE. Also see par().

Value

Either the RGB values of the k-means centres from the colour-classified image, or a plot of both the image and specified colours (when plot = TRUE).

Author(s)

Thomas E. White [e-mail]

Examples

papilio <- getimg(system.file("testdata/images/butterflies/papilio.png", package = "pavo"))
papilio_class <- classify(papilio, kcols = 4)
summary(papilio_class)

# Plot the colour-classified image alongside the colour class palette
summary(papilio_class, plot = TRUE)

# Multiple images
snakes <- getimg(system.file("testdata/images/snakes", package = "pavo"))
snakes_class <- classify(snakes, kcols = 3)
summary(snakes_class, plot = TRUE)