RGB2Gray: Converting an RGB image to a grayscale image
In rwang14/implant: A High-throughput Phenotyping Pipeline for Image Processing and Functional Growth Curve Analysis
Description
Usage
Arguments
Value
Examples
Description
This function is used to convert an RGB image to Grayscale.
Usage
1
Color2Gray(image, weight = c(0.299, 0.587, 0.114))
Arguments
image
an array of an RGB image file for processing.
weight
a numeric vector, giving weights for the Red, the Green and the Blue channels of the image, respectively.
Value
image
A matrix of pixels of the image converted from RGB to Grayscale.
Examples
1
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6
#read an RGB image
library(png)
image = readPNG(system.file("extdata", "image1.png",
package = "implant",
mustWork = TRUE))[ , ,c(1:3)]
imageGray = Color2Gray(image)
rwang14/implant documentation built on Sept. 6, 2020, 3:21 a.m.
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Description Usage Arguments Value Examples
Description
This function is used to convert an RGB image to Grayscale.
Usage
1 | Color2Gray(image, weight = c(0.299, 0.587, 0.114))
|
Arguments
image |
an array of an RGB image file for processing. |
weight |
a numeric vector, giving weights for the Red, the Green and the Blue channels of the image, respectively. |
Value
image |
A matrix of pixels of the image converted from RGB to Grayscale. |
Examples
1 2 3 4 5 6 | #read an RGB image
library(png)
image = readPNG(system.file("extdata", "image1.png",
package = "implant",
mustWork = TRUE))[ , ,c(1:3)]
imageGray = Color2Gray(image)
|
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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