Get Cell Value (Data Management)

Summary

Retrieves the value of a given pixel using its x, y coordinates.

Parameters

Dialog

Label	Explanation	Data Type
Input Raster	The raster that you want to query.	Mosaic Dataset; Mosaic Layer; Raster Layer
Location	The X and Y coordinates of the pixel location.	Point
Bands (Optional)	Specify the bands that you want to query. Leave blank to query all bands in a multiband dataset.	Value Table

Derived Output

Label	Explanation	Data Type
Pixel Value	The pixel value.	String

Python

arcpy.management.GetCellValue(in_raster, location_point, {band_index})

Name	Explanation	Data Type
in_raster	The raster that you want to query.	Mosaic Dataset; Mosaic Layer; Raster Layer
location_point	The X and Y coordinates of the pixel location.	Point
band_index [band_index,...] (Optional)	Specify the bands that you want to query. Leave blank to query all bands in a multiband dataset.	Value Table

Derived Output

Name	Explanation	Data Type
out_string	The pixel value.	String

Code sample

GetCellValue example 1 (Python window)

This is a Python sample for the GetCellValue tool.

import arcpy
result = arcpy.GetCellValue_management("C:/data/rgb.img", "480785 3807335", "2;3")
cellvalue = int(result.getOutput(0))
print(cellvalue)

GetCellValue example 2 (stand-alone script)

This is a Python script sample for the GetCellValue tool.

'''====================================
Get Cell Value
Usage: GetCellValue_management in_raster location_point {ID;ID...}
'''   
   
import arcpy
arcpy.env.workspace = "C:/Workspace"

# Get the Band_2 and Band_3 cell value of certain point in a RGB image
result = arcpy.GetCellValue_management("rgb.img", "480785 3807335", "2;3")
cellvalue = int(result.getOutput(0))

# View the result in execution log
print(cellvalue)

Environments

This tool does not use any geoprocessing environments.