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rotateFixed

Rotate an image by 90, 180, 270 degrees

Description

Rotate an image by 90, 180, 270 degrees

Usage

rotateFixed(image, angle)

Arguments

image

matrix, data frame or 3-dimensional array
angle

one of 90, 180 and 270 degrees

Details

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

Value

depending on the input, either a matrix or an array

Examples

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

image = readImage(path)

r = rotateFixed(image, 90)
OpenImageR

An Image Processing Toolkit

v1.1.8
GPL-3
Authors
Lampros Mouselimis [aut, cre] (<https://orcid.org/0000-0002-8024-1546>), Sight Machine [cph] (findHOGFeatures function of the SimpleCV computer vision platform), Johannes Buchner [cph] (average_hash, dhash and phash functions of the ImageHash python library), Mohammad Haghighat [cph] (Gabor Feature Extraction), Radhakrishna Achanta [cph] (Author of the C++ code of the SLIC and SLICO algorithms (for commercial use please contact the author))
Initial release
2021-05-04

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