# HDF Reference Manual

> ## HDF 4.2r4 Interfaces

> The HDF library contains several single-file interfaces and multifile interfaces. The following list provides the name of all available interfaces. Click on an interface name to see the list of available routines for that interface.

> AN - Multifile Annotation Interface
> GR - Multifile General Raster Image Interface
> H - Common H Interface
> SD - Multifile Scientific Data Interface
> V - Vgroup Interface
> VF - Vdata Field Interface
> VS - Vdata Interface
> VSQ - Vdata Query Interface
> DF24 - Single-file 24-Bit Raster Image Interface
> DFR8 - Single-file 8-Bit Raster Image Interface
> DFP - Single-File Palette Interface
> DFK - DFK Interface
> DFU - DFU Interface
> DFAN - Single-file Annotation Interface
> DFSD - Single-file Scientific Data Interface
> H - H Advanced Interface
> HDF - HDF Interface
> HE - Error Reporting Interface

HDF4.2r4 - February 2009 Copyright | The HDF Group www.hdfgroup.org