Raster Calculator (Image Analyst)

Available with Spatial Analyst license.

Available with Image Analyst license.

Summary

Build and run a single map algebra expression using Python syntax.

Learn more about how Raster Calculator works

Illustration

Raster Calculator tool in the Geoprocessing pane with a simple expression

Parameters

Dialog

Label	Explanation	Data Type
Map Algebra expression	The map algebra expression that will be run. Create the expression by specifying the inputs, values, operators, and tools to use. You can type in the expression directly or use the controls to create it. The Rasters list identifies the datasets available to use in the map algebra expression. The Tools list contains commonly used tools you can use.	Raster Calculator Expression
Output raster	The output raster resulting from the map algebra expression.	Raster Dataset

Python

RasterCalculator(expression, output_raster)

Name	Explanation	Data Type
expression	Note: See Map algebra to learn how to perform an analysis in Python.	Raster Calculator Expression
output_raster	Note: See Create output for information about producing output from map algebra expressions in Python.	Raster Dataset

Environments

Auto Commit, Cell Size, Cell Size Projection Method, Compression, Current Workspace, Extent, Geographic Transformations, Mask, Output CONFIG Keyword, Output Coordinate System, Scratch Workspace, Snap Raster, Tile Size