1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
<title>Exiv2: exifprint.cpp</title>
<link href="doxygen.css" rel="stylesheet" type="text/css">
<link href="tabs.css" rel="stylesheet" type="text/css">
</head><body>
<!-- Generated by Doxygen 1.4.6 -->
<div class="tabs">
<ul>
<li><a href="index.html"><span>Main Page</span></a></li>
<li><a href="namespaces.html"><span>Namespaces</span></a></li>
<li><a href="classes.html"><span>Classes</span></a></li>
<li><a href="files.html"><span>Files</span></a></li>
<li><a href="examples.html"><span>Examples</span></a></li>
</ul></div>
<h1>exifprint.cpp</h1>Sample program to print Exif data from an image.<p>
<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// ***************************************************************** -*- C++ -*-</span>
<a name="l00002"></a>00002 <span class="comment">// exifprint.cpp, $Rev: 631 $</span>
<a name="l00003"></a>00003 <span class="comment">// Sample program to print the Exif metadata of an image</span>
<a name="l00004"></a>00004
<a name="l00005"></a>00005 <span class="preprocessor">#include "<a class="code" href="image_8hpp.html">image.hpp</a>"</span>
<a name="l00006"></a>00006 <span class="preprocessor">#include "<a class="code" href="exif_8hpp.html">exif.hpp</a>"</span>
<a name="l00007"></a>00007 <span class="preprocessor">#include <iostream></span>
<a name="l00008"></a>00008 <span class="preprocessor">#include <iomanip></span>
<a name="l00009"></a>00009 <span class="preprocessor">#include <cassert></span>
<a name="l00010"></a>00010
<a name="l00011"></a>00011 <span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span>* <span class="keyword">const</span> argv[])
<a name="l00012"></a>00012 <span class="keyword">try</span> {
<a name="l00013"></a>00013
<a name="l00014"></a>00014 <span class="keywordflow">if</span> (argc != 2) {
<a name="l00015"></a>00015 std::cout << <span class="stringliteral">"Usage: "</span> << argv[0] << <span class="stringliteral">" file\n"</span>;
<a name="l00016"></a>00016 <span class="keywordflow">return</span> 1;
<a name="l00017"></a>00017 }
<a name="l00018"></a>00018
<a name="l00019"></a>00019 <a class="code" href="classExiv2_1_1Image.html#89ad3ffe7a4e8a943d267d77843415fb">Exiv2::Image::AutoPtr</a> image = <a name="a21"></a><a class="code" href="classExiv2_1_1ImageFactory.html#981013bdf0d31ec7f64f0f6339fe323e">Exiv2::ImageFactory::open</a>(argv[1]);
<a name="l00020"></a>00020 assert(image.get() != 0);
<a name="l00021"></a>00021 image->readMetadata();
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <a name="_a22"></a><a class="code" href="classExiv2_1_1ExifData.html">Exiv2::ExifData</a> &exifData = image->exifData();
<a name="l00024"></a>00024 <span class="keywordflow">if</span> (exifData.<a name="a23"></a><a class="code" href="classExiv2_1_1ExifData.html#4993c68fbb50731014c307852875c731">empty</a>()) {
<a name="l00025"></a>00025 std::string error(argv[1]);
<a name="l00026"></a>00026 error += <span class="stringliteral">": No Exif data found in the file"</span>;
<a name="l00027"></a>00027 <span class="keywordflow">throw</span> <a name="_a24"></a><a class="code" href="classExiv2_1_1Error.html">Exiv2::Error</a>(1, error);
<a name="l00028"></a>00028 }
<a name="l00029"></a>00029 <a name="a25"></a><a class="code" href="classExiv2_1_1ExifData.html#2b8ac7a474d6527c0f3f6a0a9cebef77">Exiv2::ExifData::const_iterator</a> end = exifData.end();
<a name="l00030"></a>00030 <span class="keywordflow">for</span> (<a class="code" href="classExiv2_1_1ExifData.html#2b8ac7a474d6527c0f3f6a0a9cebef77">Exiv2::ExifData::const_iterator</a> i = exifData.begin(); i != end; ++i) {
<a name="l00031"></a>00031 std::cout << std::setw(44) << std::setfill(<span class="charliteral">' '</span>) << std::left
<a name="l00032"></a>00032 << i->key() << <span class="stringliteral">" "</span>
<a name="l00033"></a>00033 << <span class="stringliteral">"0x"</span> << std::setw(4) << std::setfill(<span class="charliteral">'0'</span>) << std::right
<a name="l00034"></a>00034 << std::hex << i->tag() << <span class="stringliteral">" "</span>
<a name="l00035"></a>00035 << std::setw(9) << std::setfill(<span class="charliteral">' '</span>) << std::left
<a name="l00036"></a>00036 << i->typeName() << <span class="stringliteral">" "</span>
<a name="l00037"></a>00037 << std::dec << std::setw(3)
<a name="l00038"></a>00038 << std::setfill(<span class="charliteral">' '</span>) << std::right
<a name="l00039"></a>00039 << i->count() << <span class="stringliteral">" "</span>
<a name="l00040"></a>00040 << std::dec << i->value()
<a name="l00041"></a>00041 << <span class="stringliteral">"\n"</span>;
<a name="l00042"></a>00042 }
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <span class="keywordflow">return</span> 0;
<a name="l00045"></a>00045 }
<a name="l00046"></a>00046 <span class="keywordflow">catch</span> (<a name="_a26"></a><a class="code" href="classExiv2_1_1AnyError.html">Exiv2::AnyError</a>& e) {
<a name="l00047"></a>00047 std::cout << <span class="stringliteral">"Caught Exiv2 exception '"</span> << e << <span class="stringliteral">"'\n"</span>;
<a name="l00048"></a>00048 <span class="keywordflow">return</span> -1;
<a name="l00049"></a>00049 }
</pre></div> <hr size="1"><address style="align: right;"><small>Generated on Fri Jun 2 23:54:09 2006 for Exiv2 by
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.6 </small></address>
</body>
</html>
|
