<!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-data.h Source File</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-data.h</h1><a href="exif-data_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <a name="l00023"></a>00023 <span class="preprocessor">#ifndef __EXIF_DATA_H__</span> <a name="l00024"></a>00024 <span class="preprocessor"></span><span class="preprocessor">#define __EXIF_DATA_H__</span> <a name="l00025"></a>00025 <span class="preprocessor"></span> <a name="l00026"></a>00026 <span class="preprocessor">#ifdef __cplusplus</span> <a name="l00027"></a>00027 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> { <a name="l00028"></a>00028 <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span> <a name="l00029"></a>00029 <a name="l00030"></a>00030 <span class="preprocessor">#include <libexif/exif-byte-order.h></span> <a name="l00031"></a>00031 <span class="preprocessor">#include <libexif/exif-data-type.h></span> <a name="l00032"></a>00032 <span class="preprocessor">#include <libexif/exif-ifd.h></span> <a name="l00033"></a>00033 <span class="preprocessor">#include <<a class="code" href="exif-log_8h.html" title="log message infrastructure">libexif/exif-log.h</a>></span> <a name="l00034"></a>00034 <span class="preprocessor">#include <libexif/exif-tag.h></span> <a name="l00035"></a>00035 <a name="l00036"></a>00036 <span class="keyword">typedef</span> <span class="keyword">struct </span>_ExifData ExifData; <a name="l00037"></a>00037 <span class="keyword">typedef</span> <span class="keyword">struct </span>_ExifDataPrivate ExifDataPrivate; <a name="l00038"></a>00038 <a name="l00039"></a>00039 <span class="preprocessor">#include <libexif/exif-content.h></span> <a name="l00040"></a>00040 <span class="preprocessor">#include <libexif/exif-mnote-data.h></span> <a name="l00041"></a>00041 <span class="preprocessor">#include <<a class="code" href="exif-mem_8h.html" title="Define the ExifMem data type and the associated functions. ExifMem defines the memory...">libexif/exif-mem.h</a>></span> <a name="l00042"></a>00042 <a name="l00043"></a>00043 <span class="keyword">struct </span>_ExifData <a name="l00044"></a>00044 { <a name="l00045"></a>00045 ExifContent *ifd[EXIF_IFD_COUNT]; <a name="l00046"></a>00046 <a name="l00047"></a>00047 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *data; <a name="l00048"></a>00048 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> size; <a name="l00049"></a>00049 <a name="l00050"></a>00050 ExifDataPrivate *priv; <a name="l00051"></a>00051 }; <a name="l00052"></a>00052 <a name="l00053"></a>00053 ExifData *exif_data_new (<span class="keywordtype">void</span>); <a name="l00054"></a>00054 ExifData *exif_data_new_mem (<a class="code" href="exif-mem_8h.html#ab8aacbc0ed6f11a1f022b7b1bf4750e">ExifMem</a> *); <a name="l00055"></a>00055 <a name="l00061"></a>00061 ExifData *exif_data_new_from_file (<span class="keyword">const</span> <span class="keywordtype">char</span> *path); <a name="l00062"></a>00062 ExifData *exif_data_new_from_data (<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *data, <a name="l00063"></a>00063 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> size); <a name="l00064"></a>00064 <a name="l00065"></a>00065 <span class="keywordtype">void</span> exif_data_load_data (ExifData *data, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *d, <a name="l00066"></a>00066 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> size); <a name="l00067"></a>00067 <span class="keywordtype">void</span> exif_data_save_data (ExifData *data, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **d, <a name="l00068"></a>00068 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *size); <a name="l00069"></a>00069 <a name="l00070"></a>00070 <span class="keywordtype">void</span> exif_data_ref (ExifData *data); <a name="l00071"></a>00071 <span class="keywordtype">void</span> exif_data_unref (ExifData *data); <a name="l00072"></a>00072 <span class="keywordtype">void</span> exif_data_free (ExifData *data); <a name="l00073"></a>00073 <a name="l00074"></a>00074 ExifByteOrder exif_data_get_byte_order (ExifData *data); <a name="l00075"></a>00075 <span class="keywordtype">void</span> exif_data_set_byte_order (ExifData *data, ExifByteOrder order); <a name="l00076"></a>00076 <a name="l00077"></a>00077 ExifMnoteData *exif_data_get_mnote_data (ExifData *); <a name="l00078"></a>00078 <span class="keywordtype">void</span> exif_data_fix (ExifData *); <a name="l00079"></a>00079 <a name="l00080"></a>00080 <span class="keyword">typedef</span> void (* ExifDataForeachContentFunc) (ExifContent *, <span class="keywordtype">void</span> *user_data); <a name="l00081"></a>00081 <span class="keywordtype">void</span> exif_data_foreach_content (ExifData *data, <a name="l00082"></a>00082 ExifDataForeachContentFunc func, <a name="l00083"></a>00083 <span class="keywordtype">void</span> *user_data); <a name="l00084"></a>00084 <a name="l00085"></a>00085 <span class="keyword">typedef</span> <span class="keyword">enum</span> { <a name="l00086"></a>00086 EXIF_DATA_OPTION_IGNORE_UNKNOWN_TAGS = 1 << 0, <a name="l00087"></a>00087 EXIF_DATA_OPTION_FOLLOW_SPECIFICATION = 1 << 1, <a name="l00088"></a>00088 EXIF_DATA_OPTION_DONT_CHANGE_MAKER_NOTE = 1 << 2 <a name="l00089"></a>00089 } ExifDataOption; <a name="l00090"></a>00090 <a name="l00091"></a>00091 <span class="keyword">const</span> <span class="keywordtype">char</span> *exif_data_option_get_name (ExifDataOption); <a name="l00092"></a>00092 <span class="keyword">const</span> <span class="keywordtype">char</span> *exif_data_option_get_description (ExifDataOption); <a name="l00093"></a>00093 <span class="keywordtype">void</span> exif_data_set_option (ExifData *, ExifDataOption); <a name="l00094"></a>00094 <span class="keywordtype">void</span> exif_data_unset_option (ExifData *, ExifDataOption); <a name="l00095"></a>00095 <a name="l00096"></a>00096 <span class="keywordtype">void</span> exif_data_set_data_type (ExifData *, ExifDataType); <a name="l00097"></a>00097 ExifDataType exif_data_get_data_type (ExifData *); <a name="l00098"></a>00098 <a name="l00099"></a>00099 <span class="comment">/* For debugging purposes and error reporting */</span> <a name="l00100"></a>00100 <span class="keywordtype">void</span> exif_data_dump (ExifData *data); <a name="l00101"></a>00101 <span class="keywordtype">void</span> exif_data_log (ExifData *data, ExifLog *log); <a name="l00102"></a>00102 <a name="l00103"></a>00103 <span class="comment">/* For your convenience */</span> <a name="l00104"></a>00104 <span class="preprocessor">#define exif_data_get_entry(d,t) \</span> <a name="l00105"></a>00105 <span class="preprocessor"> (exif_content_get_entry(d->ifd[EXIF_IFD_0],t) ? \</span> <a name="l00106"></a>00106 <span class="preprocessor"> exif_content_get_entry(d->ifd[EXIF_IFD_0],t) : \</span> <a name="l00107"></a>00107 <span class="preprocessor"> exif_content_get_entry(d->ifd[EXIF_IFD_1],t) ? \</span> <a name="l00108"></a>00108 <span class="preprocessor"> exif_content_get_entry(d->ifd[EXIF_IFD_1],t) : \</span> <a name="l00109"></a>00109 <span class="preprocessor"> exif_content_get_entry(d->ifd[EXIF_IFD_EXIF],t) ? \</span> <a name="l00110"></a>00110 <span class="preprocessor"> exif_content_get_entry(d->ifd[EXIF_IFD_EXIF],t) : \</span> <a name="l00111"></a>00111 <span class="preprocessor"> exif_content_get_entry(d->ifd[EXIF_IFD_GPS],t) ? \</span> <a name="l00112"></a>00112 <span class="preprocessor"> exif_content_get_entry(d->ifd[EXIF_IFD_GPS],t) : \</span> <a name="l00113"></a>00113 <span class="preprocessor"> exif_content_get_entry(d->ifd[EXIF_IFD_INTEROPERABILITY],t) ? \</span> <a name="l00114"></a>00114 <span class="preprocessor"> exif_content_get_entry(d->ifd[EXIF_IFD_INTEROPERABILITY],t) : NULL)</span> <a name="l00115"></a>00115 <span class="preprocessor"></span> <a name="l00116"></a>00116 <span class="preprocessor">#ifdef __cplusplus</span> <a name="l00117"></a>00117 <span class="preprocessor"></span>} <a name="l00118"></a>00118 <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span> <a name="l00119"></a>00119 <a name="l00120"></a>00120 <span class="preprocessor">#endif </span><span class="comment">/* __EXIF_DATA_H__ */</span> </pre></div><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>