<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"> <title>EXIF library (libexif) API: libexif/exif-loader.h File Reference</title> <link href="doxygen.css" rel="stylesheet" type="text/css"> <link href="tabs.css" rel="stylesheet" type="text/css"> </head><body> <!-- Generated by Doxygen 1.5.2 --> <div class="tabs"> <ul> <li><a href="main.html"><span>Main Page</span></a></li> <li><a href="classes.html"><span>Data Structures</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> <li><a href="dirs.html"><span>Directories</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> </ul> </div> <div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>Globals</span></a></li> </ul> </div> <div class="nav"> <a class="el" href="dir_dd123fced8c623d7c9fa0f3da6bf8006.html">libexif</a></div> <h1>exif-loader.h File Reference</h1>Defines the ExifLoader type. <a href="#_details">More...</a> <p> <code>#include <<a class="el" href="exif-data_8h-source.html">libexif/exif-data.h</a>></code><br> <code>#include <<a class="el" href="exif-loader_8h-source.html">libexif/exif-loader.h</a>></code><br> <code>#include <<a class="el" href="exif-log_8h-source.html">libexif/exif-log.h</a>></code><br> <code>#include <<a class="el" href="exif-mem_8h-source.html">libexif/exif-mem.h</a>></code><br> <p> <a href="exif-loader_8h-source.html">Go to the source code of this file.</a><table border="0" cellpadding="0" cellspacing="0"> <tr><td></td></tr> <tr><td colspan="2"><br><h2>Typedefs</h2></td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="2b96cbffaf0f92340a960f887026eced"></a><!-- doxytag: member="exif-loader.h::ExifLoader" ref="2b96cbffaf0f92340a960f887026eced" args="" --> typedef _ExifLoader </td><td class="memItemRight" valign="bottom"><b>ExifLoader</b></td></tr> <tr><td colspan="2"><br><h2>Functions</h2></td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">ExifLoader * </td><td class="memItemRight" valign="bottom"><a class="el" href="exif-loader_8h.html#2d4278edbd89b5af3e5a4fe29b5e085c">exif_loader_new</a> (void)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">ExifLoader * </td><td class="memItemRight" valign="bottom"><a class="el" href="exif-loader_8h.html#95c8505132b2465c1078b0842285bfc7">exif_loader_new_mem</a> (<a class="el" href="exif-mem_8h.html#ab8aacbc0ed6f11a1f022b7b1bf4750e">ExifMem</a> *mem)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="exif-loader_8h.html#c5e7a899a7499b56772b671add54fcde">exif_loader_ref</a> (ExifLoader *loader)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="exif-loader_8h.html#7f4e3dfa0df969ac8c232327840ca105">exif_loader_unref</a> (ExifLoader *loader)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="exif-loader_8h.html#613e86cc4f12d488fbd23fe97a0d30c5">exif_loader_write_file</a> (ExifLoader *loader, const char *fname)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">unsigned char </td><td class="memItemRight" valign="bottom"><a class="el" href="exif-loader_8h.html#d1b65ac6288f5f28aa2b4b3d2bf3f56f">exif_loader_write</a> (ExifLoader *loader, unsigned char *buf, unsigned int sz)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="exif-loader_8h.html#080d8ebb5006c1306a3a798ff60253a5">exif_loader_reset</a> (ExifLoader *loader)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">ExifData * </td><td class="memItemRight" valign="bottom"><a class="el" href="exif-loader_8h.html#be54111cdaf5b0559a20e1e76c31a86c">exif_loader_get_data</a> (ExifLoader *loader)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="df0968617d4e08786bd6e17cad307307"></a><!-- doxytag: member="exif-loader.h::exif_loader_log" ref="df0968617d4e08786bd6e17cad307307" args="(ExifLoader *, ExifLog *)" --> void </td><td class="memItemRight" valign="bottom"><b>exif_loader_log</b> (ExifLoader *, ExifLog *)</td></tr> </table> <hr><a name="_details"></a><h2>Detailed Description</h2> Defines the ExifLoader type. <p> <hr><h2>Function Documentation</h2> <a class="anchor" name="be54111cdaf5b0559a20e1e76c31a86c"></a><!-- doxytag: member="exif-loader.h::exif_loader_get_data" ref="be54111cdaf5b0559a20e1e76c31a86c" args="(ExifLoader *loader)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">ExifData* exif_loader_get_data </td> <td>(</td> <td class="paramtype">ExifLoader * </td> <td class="paramname"> <em>loader</em> </td> <td> ) </td> <td width="100%"></td> </tr> </table> </div> <div class="memdoc"> <p> Get an ExifData out of an ExifLoader <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"><tt>[in]</tt> </td><td valign="top"><em>loader</em> </td><td>the loader </td></tr> </table> </dl> <dl class="return" compact><dt><b>Returns:</b></dt><dd>and allocated ExifData </dd></dl> </div> </div><p> <a class="anchor" name="2d4278edbd89b5af3e5a4fe29b5e085c"></a><!-- doxytag: member="exif-loader.h::exif_loader_new" ref="2d4278edbd89b5af3e5a4fe29b5e085c" args="(void)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">ExifLoader* exif_loader_new </td> <td>(</td> <td class="paramtype">void </td> <td class="paramname"> </td> <td> ) </td> <td width="100%"></td> </tr> </table> </div> <div class="memdoc"> <p> Allocate a new ExifLoader <dl class="return" compact><dt><b>Returns:</b></dt><dd>the allocated ExifLoader </dd></dl> </div> </div><p> <a class="anchor" name="95c8505132b2465c1078b0842285bfc7"></a><!-- doxytag: member="exif-loader.h::exif_loader_new_mem" ref="95c8505132b2465c1078b0842285bfc7" args="(ExifMem *mem)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">ExifLoader* exif_loader_new_mem </td> <td>(</td> <td class="paramtype"><a class="el" href="exif-mem_8h.html#ab8aacbc0ed6f11a1f022b7b1bf4750e">ExifMem</a> * </td> <td class="paramname"> <em>mem</em> </td> <td> ) </td> <td width="100%"></td> </tr> </table> </div> <div class="memdoc"> <p> Allocate a new ExifLoader using an ExifMem <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"><tt>[in]</tt> </td><td valign="top"><em>mem</em> </td><td>the ExifMem </td></tr> </table> </dl> <dl class="return" compact><dt><b>Returns:</b></dt><dd>the allocated ExifLoader </dd></dl> </div> </div><p> <a class="anchor" name="c5e7a899a7499b56772b671add54fcde"></a><!-- doxytag: member="exif-loader.h::exif_loader_ref" ref="c5e7a899a7499b56772b671add54fcde" args="(ExifLoader *loader)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void exif_loader_ref </td> <td>(</td> <td class="paramtype">ExifLoader * </td> <td class="paramname"> <em>loader</em> </td> <td> ) </td> <td width="100%"></td> </tr> </table> </div> <div class="memdoc"> <p> Increase the refcount of the ExifLoader <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"><tt>[in]</tt> </td><td valign="top"><em>loader</em> </td><td>the ExifLoader to increase the refcount of. </td></tr> </table> </dl> </div> </div><p> <a class="anchor" name="080d8ebb5006c1306a3a798ff60253a5"></a><!-- doxytag: member="exif-loader.h::exif_loader_reset" ref="080d8ebb5006c1306a3a798ff60253a5" args="(ExifLoader *loader)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void exif_loader_reset </td> <td>(</td> <td class="paramtype">ExifLoader * </td> <td class="paramname"> <em>loader</em> </td> <td> ) </td> <td width="100%"></td> </tr> </table> </div> <div class="memdoc"> <p> Reset the ExifLoader <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"><tt>[in]</tt> </td><td valign="top"><em>loader</em> </td><td>the loader </td></tr> </table> </dl> </div> </div><p> <a class="anchor" name="7f4e3dfa0df969ac8c232327840ca105"></a><!-- doxytag: member="exif-loader.h::exif_loader_unref" ref="7f4e3dfa0df969ac8c232327840ca105" args="(ExifLoader *loader)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void exif_loader_unref </td> <td>(</td> <td class="paramtype">ExifLoader * </td> <td class="paramname"> <em>loader</em> </td> <td> ) </td> <td width="100%"></td> </tr> </table> </div> <div class="memdoc"> <p> Decrease the refcount of the ExifLoader <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"><tt>[in]</tt> </td><td valign="top"><em>loader</em> </td><td>the ExifLoader to decrease the refcount of. If the refcount reaches 0, the ExifLoader is freeed. </td></tr> </table> </dl> </div> </div><p> <a class="anchor" name="d1b65ac6288f5f28aa2b4b3d2bf3f56f"></a><!-- doxytag: member="exif-loader.h::exif_loader_write" ref="d1b65ac6288f5f28aa2b4b3d2bf3f56f" args="(ExifLoader *loader, unsigned char *buf, unsigned int sz)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">unsigned char exif_loader_write </td> <td>(</td> <td class="paramtype">ExifLoader * </td> <td class="paramname"> <em>loader</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned char * </td> <td class="paramname"> <em>buf</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned int </td> <td class="paramname"> <em>sz</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td width="100%"></td> </tr> </table> </div> <div class="memdoc"> <p> Write a buffer to the ExifLoader <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"><tt>[in]</tt> </td><td valign="top"><em>loader</em> </td><td>the loader to write too </td></tr> <tr><td valign="top"><tt>[in]</tt> </td><td valign="top"><em>buf</em> </td><td>the buffer to read from </td></tr> <tr><td valign="top"><tt>[in]</tt> </td><td valign="top"><em>sz</em> </td><td>the size of the buffer </td></tr> </table> </dl> <dl class="return" compact><dt><b>Returns:</b></dt><dd>1 while EXIF data is read (or while there is still hope that there will be EXIF data later on), 0 otherwise. </dd></dl> </div> </div><p> <a class="anchor" name="613e86cc4f12d488fbd23fe97a0d30c5"></a><!-- doxytag: member="exif-loader.h::exif_loader_write_file" ref="613e86cc4f12d488fbd23fe97a0d30c5" args="(ExifLoader *loader, const char *fname)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void exif_loader_write_file </td> <td>(</td> <td class="paramtype">ExifLoader * </td> <td class="paramname"> <em>loader</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const char * </td> <td class="paramname"> <em>fname</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td width="100%"></td> </tr> </table> </div> <div class="memdoc"> <p> Write a file to the ExifLoader <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"><tt>[in]</tt> </td><td valign="top"><em>loader</em> </td><td>the loader </td></tr> <tr><td valign="top"><tt>[in]</tt> </td><td valign="top"><em>fname</em> </td><td>the path to the file to read </td></tr> </table> </dl> </div> </div><p> <hr size="1"><address style="text-align: right;"><small>Generated on Wed May 30 21:20:31 2007 for EXIF library (libexif) API by <a href="http://www.doxygen.org/index.html"> <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.2 </small></address> </body> </html>