# Uses of Class
hdf.hdflib.HDFOldCompInfo

- ## Uses of HDFOldCompInfo in hdf.hdflib

  Subclasses of HDFOldCompInfo in hdf.hdflib
  Modifier and Type
  Class
  Description
  `class`
  `HDFIMCOMPCompInfo`
  This class is a container for the parameters to the HDF ``Image compression'' compression class.
  `class`
  `HDFJPEGCompInfo`
  This class is a container for the parameters to the HDF JPEG compression class.
  `class`
  `HDFOldRLECompInfo`
  This class is a generic container for the parameters to the HDF RLE compressed classes, with the ``old'' type encoding.