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| author | Frank Baker <fbaker@hdfgroup.org> | 2001-01-19 19:18:54 (GMT) |
|---|---|---|
| committer | Frank Baker <fbaker@hdfgroup.org> | 2001-01-19 19:18:54 (GMT) |
| commit | c7dbb9aca3c37323e8134a096340031e64732465 (patch) | |
| tree | ccb4987d9eee8fe1249268c630b63bac597a9485 /doc/html/RM_H5RA.html | |
| parent | 7c935bbd09f1c34165267190087a461385f45c8d (diff) | |
| download | hdf5-c7dbb9aca3c37323e8134a096340031e64732465.zip hdf5-c7dbb9aca3c37323e8134a096340031e64732465.tar.gz hdf5-c7dbb9aca3c37323e8134a096340031e64732465.tar.bz2 | |
[svn-r3308]
Purpose:
Removing Ragged.html and RM_H5RA.html from the HDF5 doc set.
These are the UG and RM pages, respectively, for Ragged Arrays,
which were removed from the library last week.
Solution:
Removed the files Ragged.html and RM_H5RA.html.
Platforms tested:
IE 5
Diffstat (limited to 'doc/html/RM_H5RA.html')
| -rw-r--r-- | doc/html/RM_H5RA.html | 370 |
1 files changed, 0 insertions, 370 deletions
diff --git a/doc/html/RM_H5RA.html b/doc/html/RM_H5RA.html deleted file mode 100644 index 28e195c..0000000 --- a/doc/html/RM_H5RA.html +++ /dev/null @@ -1,370 +0,0 @@ -<html> -<head><title> -HDF5/H5RA Experimental API Specification -</title></head> - -<body bgcolor="#FFFFFF"> - - -<hr> -<center> -<table border=0 width=98%> -<tr><td valign=top align=left> -<a href="H5.intro.html">Introduction to HDF5</a> <br> -<a href="H5.user.html">HDF5 User Guide</a> <br> -<a href="index.html">Other HDF5 documents and links</a> <br> -<!-- -<a href="Glossary.html">Glossary</a><br> ---> -</td> -<td valign=top align=right> -And in this document, the -<a href="RM_H5Front.html">HDF5 Reference Manual</a> -<br> -<a href="RM_H5.html">H5</a> -<a href="RM_H5A.html">H5A</a> -<a href="RM_H5D.html">H5D</a> -<a href="RM_H5E.html">H5E</a> -<a href="RM_H5F.html">H5F</a> -<a href="RM_H5G.html">H5G</a> -<a href="RM_H5I.html">H5I</a> -<a href="RM_H5P.html">H5P</a> -<br> -<a href="RM_H5R.html">H5R</a> -H5RA -<a href="RM_H5S.html">H5S</a> -<a href="RM_H5T.html">H5T</a> -<a href="RM_H5Z.html">H5Z</a> -<a href="Tools.html">Tools</a> -<a href="PredefDTypes.html">Datatypes</a> -</td></tr> -</table> -</center> -<hr> - - -<center> -<h1>H5RA: Ragged Array Interface</h1> -</center> - -<h2>Ragged Array API Functions</h2> -<table border=1> -<tr><th align=left> -<font color=red> -The H5RA Interface is strictly experimental at this time; -the interface may change dramatically or support for ragged arrays -may be unavailable in future in releases. As a result, future releases -may be unable to retrieve data stored with this interface. -<p><center>Use these functions at your own risk!<br> -Do not create any archives using this interface!</center> -</font> -</th></tr> -</table> -<p> -These functions enable the user to store and retrieve data in ragged arrays. - -<table border=0> -<tr><td valign=top> -<ul> - <li><a href="#Ragged-Create">H5RAcreate</a> -</ul> -</td><td> </td><td valign=top> -<ul> - <li><a href="#Ragged-Open">H5RAopen</a> - <li><a href="#Ragged-Close">H5RAclose</a> -</ul> -</td><td> </td><td valign=top> -<ul> - <li><a href="#Ragged-Write">H5RAwrite</a> - <li><a href="#Ragged-Read">H5RAread</a> -</ul> -</td></tr> -</table> - -<p> -This version of the Ragged Array interface implements a -two-dimensional array where each row of the array is a different length. -It is intended for applications where the distribution of row lengths -is such that most rows are near an average length with only a few rows -that are significantly shorter or longer. The raw data is split among -two datasets, <code>raw</code> and <code>over</code>: the <code>raw</code> -dataset is a two-dimensional chunked dataset whose width is large enough -to hold most of the rows while the <code>over</code> dataset is a heap -that stores the ends of rows that overflow the first dataset. -A third dataset, called <code>meta</code>, contains one record for each -row and describes what elements, if any, overflow the <code>raw</code> -dataset and where they are stored in the <code>over</code> dataset. -All three datasets are contained in a single group whose name is the -name of the ragged array. -<p> - - - -<hr> -<dl> -<dt><strong>Name:</strong> <a name="Ragged-Create">H5RAcreate</a> -<dt><strong>Signature:</strong> - <dd><em>hid_t</em> <code>H5RAcreate</code>(<em>hid_t</em> <code>loc_id</code>, - <em>const char *</em><code>name</code>, - <em>hid_t</em> <code>type_id</code>, - <em>hid_t</em> <code>plist_id</code> - ) -<dt><strong>Purpose:</strong> - <dd>Creates a ragged array. -<dt><strong>Description:</strong> - <dd><code>H5RAcreate</code> creates a new ragged array with the - name specified in <code>name</code>. A ragged array is - implemented as a group containing three datasets. - The dataset <code>raw</code> is a fixed width dataset - which will hold the majority of the data. - The dataset <code>over</code> is a one dimensional heap - which will hold the end of rows which are too long to fit - in <code>raw</code> - Finally, the <code>meta</code> dataset contains information - about the <code>over</code> array. All elements of the - ragged array are stored with the same data type. - <p> - The property list <code>plist_id</code> should contain - information about chunking. The chunk width will determine - the width of the <code>raw</code> dataset while the chunk - length should be such that the total chunk size is - reasonably large since I/O will be performed in units - of chunks). If the <code>plist_id</code> does not have - a chunk size defined (e.g., <code>H5P_DEFAULT</code>) - then this function will fail. -<dt><strong>Parameters:</strong> - <dl> - <dt><em>hid_t</em> <code>loc_id</code> - <dd>Location identifier of the dataset. - <dt><em>const char *</em><code>name</code> - <dd>The assigned name of the data set to be stored in the - ragged array. - <dt><em>hid_t</em> <code>type_id</code> - <dd>Data type identifier for the ragged array data. - <dt><em>hid_t</em> <code>plist_id</code> - <dd>Property list of the dataset. - </dl> -<dt><strong>Returns:</strong> - <dd>Returns a ragged array identifier if successful; - otherwise returns a negative value. -</dl> - - -<hr> -<dl> -<dt><strong>Name:</strong> <a name="Ragged-Open">H5RAopen</a> -<dt><strong>Signature:</strong> - <dd><em>hid_t</em> <code>H5RAopen</code>(<em>hid_t</em> <code>loc_id</code>, - <em>const char *</em><code>name</code> - ) -<dt><strong>Purpose:</strong> - <dd>Opens a ragged array. -<dt><strong>Description:</strong> - <dd><code>H5RAopen</code> opens an existing ragged array. - <p> - The name of the array, <code>name</code>, should be the same - that was used when the array was created, i.e., the name of - the group which implements the array. -<dt><strong>Parameters:</strong> - <dl> - <dt><em>hid_t</em> <code>loc_id</code> - <dd>The location identifier of the dataset. - <dt><em>const char *</em><code>name</code> - <dd>The name of the ragged array. - </dl> -<dt><strong>Returns:</strong> - <dd>Returns a ragged array identifier if successful; - otherwise returns a negative value. -</dl> - - -<hr> -<dl> -<dt><strong>Name:</strong> <a name="Ragged-Close">H5RAclose</a> -<dt><strong>Signature:</strong> - <dd><em>herr_t</em> <code>H5RAclose</code>(<em>hid_t</em> <code>array_id</code>) -<dt><strong>Purpose:</strong> - <dd>Closes a ragged array. -<dt><strong>Description:</strong> - <dd><code>H5RAclose</code> closes the ragged array specified - with the array identifier <code>array_id</code>. -<dt><strong>Parameters:</strong> - <dl> - <dt><em>hid_t</em> <code>array_id</code> - <dd>The array identifier for the ragged array to be closed. - </dl> -<dt><strong>Returns:</strong> - <dd>Returns a non-negative value if successful; - otherwise returns a negative value. -</dl> - - -<hr> -<dl> -<dt><strong>Name:</strong> <a name="Ragged-Write">H5RAwrite</a> -<dt><strong>Signature:</strong> - <dd><em>herr_t</em> <code>H5RAwrite</code>(<em>hid_t</em> <code>array_id</code>, - <em>hssize_t</em> <code>start_row</code>, - <em>hsize_t</em> <code>nrows</code>, - <em>hid_t</em> <code>type_id</code>, - <em>hsize_t</em> <code>size[/*nrows*/]</code>, - <em>void *</em><code>buf[/*nrows*/]</code> - ) -<dt><strong>Purpose:</strong> - <dd>Writes to a ragged array. -<dt><strong>Description:</strong> - <dd><code>H5RAwrite</code> writes a contiguous set of rows to a - ragged array beginning at row number <code>start_row</code> - and continuing for <code>nrows</code> rows. - <p> - Each row of the ragged array contains <code>size[]</code> - elements of type <code>type_id</code> and each row is stored - in a buffer pointed to by <code>buf[]</code>. - <p> - Datatype conversion takes place at the time of a read or write - and is automatic. See the - <a href="Datatypes.html#Datatypes-DataConversion">Data Conversion</a> - section of <cite>The Data Type Interface (H5T)</cite> in the - <cite>HDF5 User's Guide</cite> for a discussion of - data conversion, including the range of conversions currently - supported by the HDF5 libraries. -<dt><strong>Parameters:</strong> - <dl> - <dt><em>hid_t</em> <code>array_id</code> - <dd>Array identifier for the ragged array to be written to. - <dt><em>hssize_t</em> <code>start_row</code> - <dd>Row at which the write will start. - <dt><em>hsize_t</em> <code>nrows</code> - <dd>Number of rows to be written - <dt><em>hid_t</em> <code>type_id</code> - <dd>Data type identifier for the data to be written. - <dt><em>hsize_t</em> <code>size[/*nrows*/]</code> - <dd>Lengths of the rows to be written. - <dt><em>void *</em><code>buf[/*nrows*/]</code> - <dd>Pointers to buffers containing the data to be written. - </dl> -<dt><strong>Returns:</strong> - <dd>Returns a non-negative value if successful; - otherwise returns a negative value. -</dl> - - -<hr> -<dl> -<dt><strong>Name:</strong> <a name="Ragged-Read">H5RAread</a> -<dt><strong>Signature:</strong> - <dd><em>herr_t</em> <code>H5RAread</code>(<em>hid_t</em> <code>array_id</code>, - <em>hssize_t</em> <code>start_row</code>, - <em>hsize_t</em> <code>nrows</code>, - <em>hid_t</em> <code>type_id</code>, - <em>hsize_t</em> <code>size[/*nrows*/]</code>, - <em>void *</em><code>buf[/*nrows*/]</code> - ) -<dt><strong>Purpose:</strong> - <dd> -<dt><strong>Description:</strong> - <dd><code>H5RAread</code> reads the contents of one or more rows - of the ragged array pointed to by <code>array_id</code>. - <p> - The rows to be read begin at row <code>start_row</code> and - continue for <code>nrows</code> rows. - <p> - All raw data is converted to type <code>type_id</code>. - <p> - The caller must allocate the <code>size[]</code> and - <code>buf[]</code> arrays. - <p> - Memory for the data can be allocated by either the caller or - the library. In the former case, the caller should initialize - the <code>buf[]</code> array with pointers to valid memory and - the <code>size[]</code> array with the lengths of the buffers. - In the latter case, the caller should initialize - <code>buf[]</code> with null pointers (the input value of - <code>size[]</code> is irrelevant in this case) and the - library will allocate memory for each row by calling - <code>malloc()</code>. - <p> - Datatype conversion takes place at the time of a read or write - and is automatic. See the - <a href="Datatypes.html#Datatypes-DataConversion">Data Conversion</a> - section of <cite>The Data Type Interface (H5T)</cite> in the - <cite>HDF5 User's Guide</cite> for a discussion of - data conversion, including the range of conversions currently - supported by the HDF5 libraries. -<dt><strong>Parameters:</strong> - <dl> - <dt><em>hid_t</em> <code>array_id</code> - <dd>Array identifier for the ragged array to be read from. - <dt><em>hssize_t</em> <code>start_row</code> - <dd>Row at which the read will start. - <dt><em>hsize_t</em> <code>nrows</code> - <dd>Number of rows to be read - <dt><em>hid_t</em> <code>type_id</code> - <dd>Data type identifier for the data to be read. - <dt><em>hsize_t</em> <code>size[/*nrows*/]</code> - <dd>Lengths of the rows to be read. - <dt><em>void *</em><code>buf[/*nrows*/]</code> - <dd>Pointers to buffers into which the data is to be read. - </dl> -<dt><strong>Returns:</strong> - <dd>Returns a non-negative value if successful. - The values of the <code>size[]</code> array will be the - true length of each row. If a row is longer than the - caller-allocated length, then <code>size[]</code> will - contain the true length of the row although not all elements - of that row will be stored in the buffer. - <p> - Returns a negative value on failure. The <code>buf[]</code> - array will contain it's original pointers (null or otherwise), - although the caller-supplied buffers may have been modified. - The <code>size[]</code> array may also have been modified. -</dl> - - -<hr> -<center> -<table border=0 width=98%> -<tr><td valign=top align=left> -<a href="H5.intro.html">Introduction to HDF5</a> <br> -<a href="H5.user.html">HDF5 User Guide</a> <br> -<a href="index.html">Other HDF5 documents and links</a> <br> -<!-- -<a href="Glossary.html">Glossary</a><br> ---> -</td> -<td valign=top align=right> -And in this document, the -<a href="RM_H5Front.html">HDF5 Reference Manual</a> -<br> -<a href="RM_H5.html">H5</a> -<a href="RM_H5A.html">H5A</a> -<a href="RM_H5D.html">H5D</a> -<a href="RM_H5E.html">H5E</a> -<a href="RM_H5F.html">H5F</a> -<a href="RM_H5G.html">H5G</a> -<a href="RM_H5I.html">H5I</a> -<a href="RM_H5P.html">H5P</a> -<br> -<a href="RM_H5R.html">H5R</a> -H5RA -<a href="RM_H5S.html">H5S</a> -<a href="RM_H5T.html">H5T</a> -<a href="RM_H5Z.html">H5Z</a> -<a href="Tools.html">Tools</a> -<a href="PredefDTypes.html">Datatypes</a> -</td></tr> -</table> -</center> -<hr> - - -<address> -<a href="mailto:hdfhelp@ncsa.uiuc.edu">HDF Help Desk</a> - -<br> -Last modified: 8 July 1999 -<br> -Describes HDF5 Release 1.4 Beta, December 2000 - -</body> -</html> |