Create images of a NiFTI object

modified from oro.nifti:::image.nifti

# S3 method for niftiImage
image(x, bgimg = NULL, thresh = 0, index = NULL,
  col = gray(0:64/64), colpos = redyellow(64), colneg = bluecyan(64),
  plane = c("axial", "coronal", "sagittal"), xlab = "", ylab = "",
  axes = FALSE, oma = rep(0, 4), mar = rep(0, 4), bg = "black",
  ...)

Arguments

x	the Nifti object to display images of
bgimg	background image to use.
thresh	A threshold to apply to the image, defaults to 0
index	Any selected image planes. defaults to NULL
col	a vector of colors to use for scaled intensities defaults to a grey scale.
colpos	a vector of colors to use for positive values.
colneg	a vector of colors to use for negative values.
plane	the plane to display, can be axial, coronal or sagittal.
xlab	a title for the x axis.
ylab	a title for the y axis.
axes	display axes, defaults to false
oma	A vector of the form c(bottom, left, top, right) giving the size of the outer margins in lines of text. Default to 0.
mar	A numerical vector of the form c(bottom, left, top, right) which gives the number of lines of margin to be specified on the four sides of the plot. Defaults to 0.
bg	background color, defaults to black.
...	additional arguments passed to par