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Identifies the nodata value on a raster feature at the palette level.

The transformer will succeed in setting the specified nodata value only if the input raster band(s) have at least one palette and a nodata key has already been set on the band.

Input Ports

Output Ports


Usage Notes

  • RGB and RGBA color models are supported by this transformer.
  • This transformer supports raster band and palette selection. The RasterSelector can be used to modify selection.

Related Transformers

This transformer does not set the nodata value on the band level. To set the nodata value on the bands of a raster, use the RasterBandNodataSetter.

Editing Transformer Parameters

Using a set of menu options, transformer parameters can be assigned by referencing other elements in the workspace. More advanced functions, such as an advanced editor and an arithmetic editor, are also available in some transformers. To access a menu of these options, click beside the applicable parameter. For more information, see Transformer Parameter Menu Options.

Transformer Categories


FME Licensing Level

FME Professional edition and above


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Tags Keywords: raster grid band channel palette lookup LUT colormap colourmap null void value set modify flag