Routines (alphabetical) > Routines: H > HDF Routines > HDF_GR_GETLUTINFO

# HDF_GR_GETLUTINFO

This function retrieves the number of pixel components, data type, interlace mode, and number of color lookup table entries of the palette identified by the parameter pal_id.

## Syntax

Result = HDF_GR_GETLUTINFO(pal_id, ncomp, data_type, interlace_mode, num_entries)

## Return Value

Returns SUCCEED (0) if successful or FAIL (-1) otherwise.

## Arguments

### pal_id

Palette identifier returned by HDF_GR_GETLUTID.

### ncomp

A named variable in which the number of components in the palette is returned.

### data_type

A named variable in which the HDF data type of the palette is returned.

### interlace_mode

A named variable in which the interlace mode of the stored palette data is returned.

- 0 = Pixel interlace
- 1 = Line interlace
- 2 = Component interlace

### num_entries

A named variable in which the number of color lookup table entries in the palette is returned.

## Keywords

None

## Version History

5.2 | Introduced