Multimedia Security

[Up] [Top]

Documentation for package ‘MMSec’ version 0.1-1

Help Pages

as.matrix.greymap Object Holding Greyscale Pixel Data
as.matrix.rgbmap Object Holding RGB Pixel Data
average.2d Average filtering of an (image) matrix
binomial.2d Binomial filtering of an (image) matrix
block Subdivide an (image) matrix into equally sized blocks
dcthist Plot Line-Style Histogram of DCT coefficients
dctmap Object Holding Image DCT Coefficients
diff.rgbmap Object Holding RGB Pixel Data
dim.greymap Object Holding Greyscale Pixel Data
dim.rgbmap Object Holding RGB Pixel Data
frauenkirche Grayscale image "Frauenkirche Dresden"
greymap Object Holding Greyscale Pixel Data
hist.dctmap Object Holding Image DCT Coefficients
Lena Famous grayscale image "Lena"
lin.filter.2d Apply a rectangular filter of arbitrary size and coefficients to an (image) matrix
load.bmp Load BMP Compressed Image
load.jpg Load JPEG Compressed Image
load.png Load PNG Compressed Image
median.2d Median filtering of an (image) matrix
plot.greymap Object Holding Greyscale Pixel Data
plot.rgbmap Object Holding RGB Pixel Data
print.dctmap Object Holding Image DCT Coefficients
print.greymap Object Holding Greyscale Pixel Data
print.rgbmap Object Holding RGB Pixel Data
resize.2d Resize an (image) matrix
rgbdens Plot Density Graph of RGB Components
rgbmap Object Holding RGB Pixel Data
rotate.2d Rotate an (image) matrix
save.bmp Save BMP Image
save.jpg Save JPEG Compressed Image
save.jpg.rgbmap Save JPEG Compressed Image
save.png Save PNG (Portable Network Graphic) Image
sobel.2d Sobel filtering of an (image) matrix
tables Access Quantization Tables
valid.greymap Check validity of a greymap
valid.rgbmap Check validity of a rgbmap