Subset image rectangle
Thursday, November 17th, 2005rectangular-buffered point:
In ArcMap:
– add satellite
image
In ArcCatalog:
– create new point shapefile and
georeference
– create new polygon shapfeile and feoreference
– drag
both to ArcMap project
In ArcMap:
– start editing point
layer
– create point
– stop editing
– build buffer using
buffer wizard in tools
– use polygon layer, start editing
– create
graphics-rectangle of the same size as the (round) buffer
– use
GraphicsToFeatures.dll (Sandwich) to transform rectangle into
geo-rectangle
– save
In Erdas:
– load image and shapefile
into viewer
– use (not AOI) to draw rectangle of same size
– subset
image
Ready.
ConvertGraphicsToFeatures.dll
ConvertGraphicstoFeatures_readme.txt