xRing (version 0.1.1)

measureProfiles: Measure Profiles Interactively

Description

Several profiles can be selected in an image and a calibration for that image is used to convert pixels into wood density

Usage

measureProfiles(im, nPixel = 50, cal = NULL)

Arguments

im

an image

nPixel

the line width

cal

calibration

Value

an xRingList object with all xRing objects

Examples

# NOT RUN {
if (interactive()) {
  # read a sample file
  im <- imRead(file = system.file("img", "AFO1046.1200dpi.png", package = "xRing"))

  # to display the image
  imDisplay(im)

  cal1 <- calibrateFilm(im, thickness = stepIncrease(0.24, 7), density = 1.2922, plot = TRUE)
  profiles <- measureProfiles(im, cal = cal1)
}

# }