NAME

pkpolygonize - program to make vector file from raster image

SYNOPSIS

pkpolygonize
-i input [-m mask] -o output [options]

DESCRIPTION

pkpolygonize converts a raster to a vector dataset. All pixels in the mask band with a value other than zero will be considered suitable for collection as polygons. Use the same input file as mask to remove the background polygon (recommended).

OPTIONS

-i filename, --input filename

Input image file

-m mask, --mask mask

All pixels in the mask band with a value other than zero will be considered suitable for collection as polygons. Use input file as mask to remove background polygon!

-o filename, --output filename

Output vector file

-f format, --f format

Output OGR file format

-b band, --band band

band index(es) to crop (leave empty if all bands must be retained)

-n fieldname, --name fieldname

the field name of the output layer

-nodata value, --nodata value

Disgard this nodata value when creating polygons.

-v level, --verbose level

verbose mode if > 0