Rotate an image by 90, 180, 270 degrees

Description

Rotate an image by 90, 180, 270 degrees

Usage

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Arguments

image

matrix, data frame or 3-dimensional array

angle

one of 90, 180 and 270 radians

Details

This function is faster than the rotateImage function as it rotates an image for specific angles (90, 180 or 270 radians).

Value

depending on the input, either a matrix or an array

Examples

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path = system.file("tmp_images", "3.jpeg", package = "OpenImageR")

image = readImage(path)

r = rotateFixed(image, 90)

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