3
votes
1answer
154 views

Is Clip (Data management) or Extract By Mask (Spatial Analyst) more efficient?

I'm trying to clip down an Orthophoto to a county boundary. I've been using the Extract By Mask Tool, but this process has been running for about 12 hours! It's gone through 2 cycles already, so I'm ...
3
votes
1answer
75 views

Cutting Raster using two Polygons as Masks

I am trying to cut this raster in order to drop the outside of the walls white area and the area with the dots. I made one step using as mask the green polygon but i couldn't remove the inside of the ...
2
votes
1answer
63 views

Raster topo map “collars” overlap

I am using QGIS 2.0. I have downloaded USGS 1:100,000 topographic maps which show adjacent areas. The topographic maps were digitized with the borders (I've seen them called "collars", I think) as ...
1
vote
1answer
210 views

combine raster with another raster mask file - gdal

I have 2 rasters in GeoTiff format. One has all of the land and water and the other is a mask file that shows either 0 for water or 1 for land. I basically want my output to just have the land values ...
0
votes
3answers
319 views

How to crop an image based on a shapefile using GeoTools

I'm writing a web application using GeoTools (it's Java running in a web container). I need to crop a raster file based on a shape file. The core GeoTools documentation and examples I can follow ...
1
vote
1answer
152 views

Maps with Clipping on ArcGIS Server

We are publishing raster layers (computed via kriging) to ArcGIS server 10.1. A significant feature of our local geography is a large body of water, in our case, Lake Michigan. Although I can clip ...
1
vote
1answer
166 views

Clipping Rasters with a mask layer error

I've got a NDVI layer that I'm trying to clip with a vector file but when I try and use GDAL Tools clipper I get an error. That shows up like this: What am I doing wrong? This is before I even pick ...