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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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ENVISAT Product Reader API for C
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<h1>Field Array Element Access This group of functions is for getting an array of field elements<br/>
<small>
[<a class="el" href="group__DA.html">Basic Data Access</a>]</small>
</h1>
<p>of a certain data type.
<a href="#_details">More...</a></p>
<table border="0" cellpadding="0" cellspacing="0">
<tr><td colspan="2"><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__FAEA.html#ga9d903ad539ef6a9a9c8c20c2360256a2">epr_get_field_elems_char</a> (const <a class="el" href="structEPR__Field.html">EPR_SField</a> *field)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="epr__api_8h.html#a65f85814a8290f9797005d3b28e7e5fc">uchar</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__FAEA.html#gaeb88230872a33d88efc2c1ce7afc07a8">epr_get_field_elems_uchar</a> (const <a class="el" href="structEPR__Field.html">EPR_SField</a> *field)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const short * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__FAEA.html#ga1cafb7f590277963063b69db230e67a5">epr_get_field_elems_short</a> (const <a class="el" href="structEPR__Field.html">EPR_SField</a> *field)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="epr__api_8h.html#ab95f123a6c9bcfee6a343170ef8c5f69">ushort</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__FAEA.html#gae9642128e56e5ea64a73df7206d8cbac">epr_get_field_elems_ushort</a> (const <a class="el" href="structEPR__Field.html">EPR_SField</a> *field)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const int * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__FAEA.html#gacc373b1521a89d14d38b0a224c8762b3">epr_get_field_elems_int</a> (const <a class="el" href="structEPR__Field.html">EPR_SField</a> *field)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="epr__api_8h.html#a91ad9478d81a7aaf2593e8d9c3d06a14">uint</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__FAEA.html#ga94b0b59977821bfacd9d75f474534583">epr_get_field_elems_uint</a> (const <a class="el" href="structEPR__Field.html">EPR_SField</a> *field)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const float * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__FAEA.html#ga5ddf82db54c3665d123c3eb4d525722a">epr_get_field_elems_float</a> (const <a class="el" href="structEPR__Field.html">EPR_SField</a> *field)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const double * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__FAEA.html#ga56891c706f3eeed9ea3d42680fe7d04d">epr_get_field_elems_double</a> (const <a class="el" href="structEPR__Field.html">EPR_SField</a> *field)</td></tr>
</table>
<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>of a certain data type. </p>
<p>If the given field is not of the expected type, the functions return <code>NULL</code>.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>field</em> </td><td>the field, must not be <code>NULL</code> </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>the data array of the expected type or <code>NULL</code> if the field is of a different type </dd></dl>
<hr/><h2>Function Documentation</h2>
<a class="anchor" id="ga9d903ad539ef6a9a9c8c20c2360256a2"></a><!-- doxytag: member="epr_api.h::epr_get_field_elems_char" ref="ga9d903ad539ef6a9a9c8c20c2360256a2" args="(const EPR_SField *field)" -->
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<td class="memname">const char* epr_get_field_elems_char </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structEPR__Field.html">EPR_SField</a> * </td>
<td class="paramname"> <em>field</em></td>
<td> ) </td>
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<a class="anchor" id="gaeb88230872a33d88efc2c1ce7afc07a8"></a><!-- doxytag: member="epr_api.h::epr_get_field_elems_uchar" ref="gaeb88230872a33d88efc2c1ce7afc07a8" args="(const EPR_SField *field)" -->
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<td class="memname">const <a class="el" href="epr__api_8h.html#a65f85814a8290f9797005d3b28e7e5fc">uchar</a>* epr_get_field_elems_uchar </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structEPR__Field.html">EPR_SField</a> * </td>
<td class="paramname"> <em>field</em></td>
<td> ) </td>
<td></td>
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<a class="anchor" id="ga1cafb7f590277963063b69db230e67a5"></a><!-- doxytag: member="epr_api.h::epr_get_field_elems_short" ref="ga1cafb7f590277963063b69db230e67a5" args="(const EPR_SField *field)" -->
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<td class="memname">const short* epr_get_field_elems_short </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structEPR__Field.html">EPR_SField</a> * </td>
<td class="paramname"> <em>field</em></td>
<td> ) </td>
<td></td>
</tr>
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<a class="anchor" id="gae9642128e56e5ea64a73df7206d8cbac"></a><!-- doxytag: member="epr_api.h::epr_get_field_elems_ushort" ref="gae9642128e56e5ea64a73df7206d8cbac" args="(const EPR_SField *field)" -->
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<td class="memname">const <a class="el" href="epr__api_8h.html#ab95f123a6c9bcfee6a343170ef8c5f69">ushort</a>* epr_get_field_elems_ushort </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structEPR__Field.html">EPR_SField</a> * </td>
<td class="paramname"> <em>field</em></td>
<td> ) </td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
</div>
</div>
<a class="anchor" id="gacc373b1521a89d14d38b0a224c8762b3"></a><!-- doxytag: member="epr_api.h::epr_get_field_elems_int" ref="gacc373b1521a89d14d38b0a224c8762b3" args="(const EPR_SField *field)" -->
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<td class="memname">const int* epr_get_field_elems_int </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structEPR__Field.html">EPR_SField</a> * </td>
<td class="paramname"> <em>field</em></td>
<td> ) </td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
</div>
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<a class="anchor" id="ga94b0b59977821bfacd9d75f474534583"></a><!-- doxytag: member="epr_api.h::epr_get_field_elems_uint" ref="ga94b0b59977821bfacd9d75f474534583" args="(const EPR_SField *field)" -->
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<td class="memname">const <a class="el" href="epr__api_8h.html#a91ad9478d81a7aaf2593e8d9c3d06a14">uint</a>* epr_get_field_elems_uint </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structEPR__Field.html">EPR_SField</a> * </td>
<td class="paramname"> <em>field</em></td>
<td> ) </td>
<td></td>
</tr>
</table>
</div>
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</div>
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<a class="anchor" id="ga5ddf82db54c3665d123c3eb4d525722a"></a><!-- doxytag: member="epr_api.h::epr_get_field_elems_float" ref="ga5ddf82db54c3665d123c3eb4d525722a" args="(const EPR_SField *field)" -->
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<td class="memname">const float* epr_get_field_elems_float </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structEPR__Field.html">EPR_SField</a> * </td>
<td class="paramname"> <em>field</em></td>
<td> ) </td>
<td></td>
</tr>
</table>
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</div>
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<a class="anchor" id="ga56891c706f3eeed9ea3d42680fe7d04d"></a><!-- doxytag: member="epr_api.h::epr_get_field_elems_double" ref="ga56891c706f3eeed9ea3d42680fe7d04d" args="(const EPR_SField *field)" -->
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<td class="memname">const double* epr_get_field_elems_double </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structEPR__Field.html">EPR_SField</a> * </td>
<td class="paramname"> <em>field</em></td>
<td> ) </td>
<td></td>
</tr>
</table>
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<div class="memdoc">
</div>
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<address>
<p>Generated on Mon Aug 2 15:24:00 2010
<p>ENVISAT Product Reader C API
<p>Written by
<a href="mailto:info@brockmann-consult.de">Brockmann Consult</a>,
© 2002
<a href="http://www.brockmann-consult.de/">
<img src="../images/bc_logo.gif" alt="Brockmann Consult" align="bottom" border=0 width=18 height=18>
</a>
<a href="http://envisat.esa.int/">
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