HDF_DFR8_NIMAGES

The HDF_DFR8_NIMAGES function returns the number of 8-bit images in the specified HDF file.

Syntax

Result = HDF_DFR8_NIMAGES(Filename)

Return Value

Returns the number of 8-bit images in the given HDF file. The function returns -1 if the specified file is invalid or damaged.

Arguments

Filename

A string containing the name of the file to be read.

Keywords

None.

Examples

; Open the file myhdf.hdf: 
h = HDF_OPEN('myhdf.hdf') 
; Retrieve the number of 8-bit images in the file into a variable: 
number = HDF_DFR8_NIMAGES('myhdf.hdf') 
HDF_CLOSE, h ; Close the file. 

Version History

Introduced: 4.0

See Also

HDF_DFR8_GETIMAGE, HDF_DFR8_GETINFO, HDF_DFR8_READREF HDF_DFR8_RESTART