The function allows to extract information about the effective
size of neighborhoods used in each pixel from objects
generated by awsimage or awspimage.
The result is converted into a greyscale image.
extract.ni(object, gammatype = "ITU", compress = TRUE)an object of class "adimpro".
object returned from awsimage or awspimage.
character, determines the type of gamma correction within the image.
"ITU" stands for ITU-R BT.709-3 as e.g. used by dcraw. Alternatives recognized
within the package are "None", "sRGB" and "CIE" (CIE L*).
logical, if TRUE the returned image will be compressed.
Karsten Tabelow tabelow@wias-berlin.de and Joerg Polzehl polzehl@wias-berlin.de
awsimage, awspimage, show.image, write.image