View source: R/fct_fieldCrop.R
fieldCrop | R Documentation |
It calculates the percentage of object area in the entire mosaic or per plot using the fieldShape file.
fieldCrop(
mosaic,
fieldShape = NULL,
nPoint = 4,
plot = TRUE,
remove = FALSE,
type = "l",
lty = 2,
lwd = 3,
fast.plot = FALSE
)
mosaic |
object mask of class stack from the function |
fieldShape |
crop the image using the fieldShape as reference. If fieldShape=NULL, four points should be selected directly on the original image to determine the experimental field. |
nPoint |
number of points necessary to select field boundaries or area to remove (4 >= nPoint <= 50). |
plot |
if |
remove |
if TRUE the selected area will be removed from the image. |
type |
character indicating the type of plotting, please check help("lines"). |
lty |
line types, please check help("lines"). |
lwd |
line width, please check help("lines"). |
fast.plot |
if TRUE only the grey scale image will be plotted as reference (faster approach). if TRUE only the grey scale image will be plotted as reference (faster approach). |
fieldCrop
A image format stack.
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