# Interface ImageDatum

All Superinterfaces:
  `Datum, IdentifiedObject`

@UML(identifier="CD_ImageDatum", specification=ISO_19111) public interface ImageDatum extends Datum
Defines the origin of an image coordinate reference system. An image datum is used in a local context only. For an image datum, the anchor point is usually either the centre of the image or the corner of the image.

Since:
  1.0

- ## Field Summary

  ### Fields inherited from interface Datum

  `ANCHOR_POINT_KEY, DOMAIN_OF_VALIDITY_KEY, REALIZATION_EPOCH_KEY, SCOPE_KEY`

  ### Fields inherited from interface IdentifiedObject

  `ALIAS_KEY, IDENTIFIERS_KEY, NAME_KEY, REMARKS_KEY`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `PixelInCell`
  `getPixelInCell()`
  Specification of the way the image grid is associated with the image data attributes.

  ### Methods inherited from interface Datum

  `getAnchorPoint, getDomainOfValidity, getRealizationEpoch, getScope`

  ### Methods inherited from interface IdentifiedObject

  `getAlias, getIdentifiers, getName, getRemarks, toWKT`

- ## Method Details

  - ### getPixelInCell

    @UML(identifier="pixelInCell", obligation=MANDATORY, specification=ISO_19111) PixelInCell getPixelInCell()
    Specification of the way the image grid is associated with the image data attributes.
    Returns:
      The way image grid is associated with image data attributes.