[ HDF5 Tutorial Top ] ace_i./usr/share/doc/libhdf5-doc/html/Tutor/fileorg.html0000644000000000000000000000613107314712746021063 0ustar rootroot HDF5 File Organization [ HDF5 Tutorial Top ]

HDF5 File Organization


An HDF5 file is a container for storing a variety of scientific data is composed of two primary types of objects: groups and datasets.

Any HDF5 group or dataset may have an associated attribute list. An HDF5 attribute is a user-defined HDF5 structure that provides extra information about an HDF5 object.

Working with groups and datasets is similar in many ways to working with directories and files in UNIX. As with UNIX directories and files, an HDF5 object in an HDF5 file is often referred to by its full path name (also called an absolute path name).


NCSA
The National Center for Supercomputing Applications

University of Illinois at Urbana-Champaign

hdfhelp@ncsa.uiuc.edu

Last Modified: June 22, 2001


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(Short TOC)
Tutorial Title Page
Introductory Topics
Advanced Topics Compound Datatypes Dataspace Selection - hyperslab Dataspace Selection - Individual Points References to Objects References to Dataset Regions Chunking and Extendible Datasets Mounting Files Group Iteration
Additional Information
Full TOC
Copyright, Etc.
./usr/share/doc/libhdf5-doc/html/Tutor/selectc.html0000644000000000000000000001635410164546366021066 0ustar rootroot HDF5 Tutorial - Selecting Individual Points and Copying a Dataspace [ HDF5 Tutorial Top ]

Selecting Individual Points and Copying a Dataspace


Contents:


Description

You can select independent points to read from or write to in a dataspace by use of the H5Sselect_elements / h5sselect_elements_f function.

The H5Scopy / h5scopy_f function allows you to make an exact copy of a dataspace. This can reduce the number of function calls needed when selecting a dataspace.

Programming Example

Description

This example shows how to use H5Sselect_elements / h5sselect_elements_f to select individual points in a dataset and how to use H5Scopy / h5scopy_f to make a copy of a dataspace.
NOTE: To download a tar file of the examples, including a Makefile, please go to the References page.

Remarks