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Raster Histograms

Description

License:

As of 10.5, you must license your ArcGIS Server as an ArcGIS Image Server in order to use this resource.

The raster histograms resource returns histograms of the associated raster in an image service.

Request parameters

ParameterDetails
f

The response format. The default response format is html.

Values: html | json

Example usage

The following is a sample request URL used to access the histograms resource:

https://sampleserver6.arcgisonline.com/arcgis/rest/services/Toronto/ImageServer/1/info/histograms

JSON Response syntax

Refer to Histogram object for the syntax of a histogram.


{
  "histograms": [
    <histogram1>,
    <histogram2>,
    <histogram3>,
    ...
  ]
}

JSON Response example


{
  "histograms": [
    {
      "size": 256, 
      "min": -0.5, 
      "max": 255.5, 
      "counts": [
        42915, 
        23218, 
        24832, 
        25925 
        36054, 
        57097, 
        61278, 
        65211
        ...
      ]
    },
    {
      "size": 256, 
      "min": -0.5, 
      "max": 255.5, 
      "counts": [
        42915, 
        23218, 
        24832, 
        25925 
        36054, 
        57097, 
        61278, 
        65211
        ...
      ]
    },
    {
      "size": 256, 
      "min": -0.5, 
      "max": 255.5, 
      "counts": [
        42915, 
        23218, 
        24832, 
        25925 
        36054, 
        57097, 
        61278, 
        65211
        ...
      ]
    }
  ] 
}