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Harris Geospatial / Docs Center / IDL Reference / I/O - HDF / HDF_GR_IDTOREF

HDF_GR_IDTOREF

HDF_GR_IDTOREF

This function returns the HDF reference number of the raster image identified by the parameter ri_id. This routine is commonly used for the purpose of annotating the raster image or including the raster image within an HDF Vgroup. The tag number for a GR is 306.

Syntax


Result = HDF_GR_IDTOREF(ri_id)

Return Value


Returns the HDF reference number of the raster image if successful or not found (0) otherwise.

Arguments


ri_id

Raster image identifier returned by HDF_GR_SELECT or HDF_GR_CREATE.

Keywords


None

Version History


5.2

Introduced



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