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+<div class="title">pngconf.h</div> </div>
+</div><!--header-->
+<div class="contents">
+<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;</div>
+<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">/* pngconf.h - machine configurable file for libpng</span></div>
+<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> *</span></div>
+<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * libpng version 1.2.36 - May 7, 2009</span></div>
+<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> * For conditions of distribution and use, see copyright notice in png.h</span></div>
+<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * Copyright (c) 1998-2009 Glenn Randers-Pehrson</span></div>
+<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)</span></div>
+<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)</span></div>
+<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;</div>
+<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment">/* Any machine specific code is near the front of this file, so if you</span></div>
+<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> * are configuring libpng for a machine, you may want to read the section</span></div>
+<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> * starting here down to where it starts to typedef png_color, png_text,</span></div>
+<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> * and png_info.</span></div>
+<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;</div>
+<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="preprocessor">#ifndef PNGCONF_H</span></div>
+<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define PNGCONF_H</span></div>
+<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#define PNG_1_2_X</span></div>
+<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="comment">/* </span></div>
+<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="comment"> * PNG_USER_CONFIG has to be defined on the compiler command line. This</span></div>
+<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="comment"> * includes the resource compiler for Windows DLL configurations.</span></div>
+<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#ifdef PNG_USER_CONFIG</span></div>
+<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_USER_PRIVATEBUILD</span></div>
+<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_USER_PRIVATEBUILD</span></div>
+<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#include &quot;pngusr.h&quot;</span></div>
+<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="comment">/* PNG_CONFIGURE_LIBPNG is set by the &quot;configure&quot; script. */</span></div>
+<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="preprocessor">#ifdef PNG_CONFIGURE_LIBPNG</span></div>
+<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifdef HAVE_CONFIG_H</span></div>
+<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#include &quot;config.h&quot;</span></div>
+<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="comment">/*</span></div>
+<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="comment"> * Added at libpng-1.2.8</span></div>
+<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="comment"> * </span></div>
+<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="comment"> * If you create a private DLL you need to define in &quot;pngusr.h&quot; the followings:</span></div>
+<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="comment"> * #define PNG_USER_PRIVATEBUILD &lt;Describes by whom and why this version of</span></div>
+<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="comment"> * the DLL was built&gt;</span></div>
+<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="comment"> * e.g. #define PNG_USER_PRIVATEBUILD &quot;Build by MyCompany for xyz reasons.&quot;</span></div>
+<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;<span class="comment"> * #define PNG_USER_DLLFNAME_POSTFIX &lt;two-letter postfix that serve to</span></div>
+<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;<span class="comment"> * distinguish your DLL from those of the official release. These</span></div>
+<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;<span class="comment"> * correspond to the trailing letters that come after the version</span></div>
+<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;<span class="comment"> * number and must match your private DLL name&gt;</span></div>
+<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;<span class="comment"> * e.g. // private DLL &quot;libpng13gx.dll&quot;</span></div>
+<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;<span class="comment"> * #define PNG_USER_DLLFNAME_POSTFIX &quot;gx&quot;</span></div>
+<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;<span class="comment"> * </span></div>
+<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="comment"> * The following macros are also at your disposal if you want to complete the </span></div>
+<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;<span class="comment"> * DLL VERSIONINFO structure.</span></div>
+<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;<span class="comment"> * - PNG_USER_VERSIONINFO_COMMENTS</span></div>
+<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="comment"> * - PNG_USER_VERSIONINFO_COMPANYNAME</span></div>
+<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;<span class="comment"> * - PNG_USER_VERSIONINFO_LEGALTRADEMARKS</span></div>
+<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;</div>
+<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;<span class="preprocessor">#ifdef __STDC__</span></div>
+<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifdef SPECIALBUILD</span></div>
+<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># pragma message(&quot;PNG_LIBPNG_SPECIALBUILD (and deprecated SPECIALBUILD)\</span></div>
+<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160;<span class="preprocessor"> are now LIBPNG reserved macros. Use PNG_USER_PRIVATEBUILD instead.&quot;)</span></div>
+<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;<span class="preprocessor">#ifdef PRIVATEBUILD</span></div>
+<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># pragma message(&quot;PRIVATEBUILD is deprecated.\</span></div>
+<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;<span class="preprocessor"> Use PNG_USER_PRIVATEBUILD instead.&quot;)</span></div>
+<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_USER_PRIVATEBUILD PRIVATEBUILD</span></div>
+<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* __STDC__ */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;<span class="preprocessor">#ifndef PNG_VERSION_INFO_ONLY</span></div>
+<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;<span class="comment">/* End of material added to libpng-1.2.8 */</span></div>
+<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;</div>
+<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;<span class="comment">/* Added at libpng-1.2.19, removed at libpng-1.2.20 because it caused trouble</span></div>
+<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;<span class="comment"> Restored at libpng-1.2.21 */</span></div>
+<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;<span class="preprocessor">#if !defined(PNG_NO_WARN_UNINITIALIZED_ROW) &amp;&amp; \</span></div>
+<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;<span class="preprocessor"> !defined(PNG_WARN_UNINITIALIZED_ROW)</span></div>
+<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WARN_UNINITIALIZED_ROW 1</span></div>
+<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160;<span class="preprocessor"></span><span class="comment">/* End of material added at libpng-1.2.19/1.2.21 */</span></div>
+<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;</div>
+<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;<span class="comment">/* This is the size of the compression buffer, and thus the size of</span></div>
+<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;<span class="comment"> * an IDAT chunk. Make this whatever size you feel is best for your</span></div>
+<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;<span class="comment"> * machine. One of these will be allocated per png_struct. When this</span></div>
+<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;<span class="comment"> * is full, it writes the data to the disk, and does some other</span></div>
+<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;<span class="comment"> * calculations. Making this an extremely small size will slow</span></div>
+<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;<span class="comment"> * the library down, but you may want to experiment to determine</span></div>
+<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;<span class="comment"> * where it becomes significant, if you are concerned with memory</span></div>
+<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;<span class="comment"> * usage. Note that zlib allocates at least 32Kb also. For readers,</span></div>
+<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;<span class="comment"> * this describes the size of the buffer available to read the data in.</span></div>
+<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160;<span class="comment"> * Unless this gets smaller than the size of a row (compressed),</span></div>
+<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;<span class="comment"> * it should not make much difference how big this is.</span></div>
+<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;</div>
+<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;<span class="preprocessor">#ifndef PNG_ZBUF_SIZE</span></div>
+<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_ZBUF_SIZE 8192</span></div>
+<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;<span class="comment">/* Enable if you want a write-only libpng */</span></div>
+<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;</div>
+<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;<span class="preprocessor">#ifndef PNG_NO_READ_SUPPORTED</span></div>
+<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_SUPPORTED</span></div>
+<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160;<span class="comment">/* Enable if you want a read-only libpng */</span></div>
+<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;</div>
+<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;<span class="preprocessor">#ifndef PNG_NO_WRITE_SUPPORTED</span></div>
+<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_SUPPORTED</span></div>
+<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160;<span class="comment">/* Enabled by default in 1.2.0. You can disable this if you don&#39;t need to</span></div>
+<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;<span class="comment"> support PNGs that are embedded in MNG datastreams */</span></div>
+<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160;<span class="preprocessor">#if !defined(PNG_1_0_X) &amp;&amp; !defined(PNG_NO_MNG_FEATURES)</span></div>
+<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_MNG_FEATURES_SUPPORTED</span></div>
+<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_MNG_FEATURES_SUPPORTED</span></div>
+<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;<span class="preprocessor">#ifndef PNG_NO_FLOATING_POINT_SUPPORTED</span></div>
+<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_FLOATING_POINT_SUPPORTED</span></div>
+<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_FLOATING_POINT_SUPPORTED</span></div>
+<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160;<span class="comment">/* If you are running on a machine where you cannot allocate more</span></div>
+<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;<span class="comment"> * than 64K of memory at once, uncomment this. While libpng will not</span></div>
+<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160;<span class="comment"> * normally need that much memory in a chunk (unless you load up a very</span></div>
+<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160;<span class="comment"> * large file), zlib needs to know how big of a chunk it can use, and</span></div>
+<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160;<span class="comment"> * libpng thus makes sure to check any memory allocation to verify it</span></div>
+<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;<span class="comment"> * will fit into memory.</span></div>
+<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160;<span class="comment">#define PNG_MAX_MALLOC_64K</span></div>
+<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;<span class="preprocessor">#if defined(MAXSEG_64K) &amp;&amp; !defined(PNG_MAX_MALLOC_64K)</span></div>
+<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_MAX_MALLOC_64K</span></div>
+<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160;<span class="comment">/* Special munging to support doing things the &#39;cygwin&#39; way:</span></div>
+<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;<span class="comment"> * &#39;Normal&#39; png-on-win32 defines/defaults:</span></div>
+<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160;<span class="comment"> * PNG_BUILD_DLL -- building dll</span></div>
+<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;<span class="comment"> * PNG_USE_DLL -- building an application, linking to dll</span></div>
+<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160;<span class="comment"> * (no define) -- building static library, or building an</span></div>
+<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;<span class="comment"> * application and linking to the static lib</span></div>
+<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160;<span class="comment"> * &#39;Cygwin&#39; defines/defaults:</span></div>
+<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160;<span class="comment"> * PNG_BUILD_DLL -- (ignored) building the dll</span></div>
+<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160;<span class="comment"> * (no define) -- (ignored) building an application, linking to the dll</span></div>
+<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;<span class="comment"> * PNG_STATIC -- (ignored) building the static lib, or building an </span></div>
+<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160;<span class="comment"> * application that links to the static lib.</span></div>
+<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;<span class="comment"> * ALL_STATIC -- (ignored) building various static libs, or building an </span></div>
+<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;<span class="comment"> * application that links to the static libs.</span></div>
+<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160;<span class="comment"> * Thus,</span></div>
+<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;<span class="comment"> * a cygwin user should define either PNG_BUILD_DLL or PNG_STATIC, and</span></div>
+<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;<span class="comment"> * this bit of #ifdefs will define the &#39;correct&#39; config variables based on</span></div>
+<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160;<span class="comment"> * that. If a cygwin user *wants* to define &#39;PNG_USE_DLL&#39; that&#39;s okay, but</span></div>
+<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160;<span class="comment"> * unnecessary.</span></div>
+<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;<span class="comment"> *</span></div>
+<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;<span class="comment"> * Also, the precedence order is:</span></div>
+<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;<span class="comment"> * ALL_STATIC (since we can&#39;t #undef something outside our namespace)</span></div>
+<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;<span class="comment"> * PNG_BUILD_DLL</span></div>
+<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;<span class="comment"> * PNG_STATIC</span></div>
+<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;<span class="comment"> * (nothing) == PNG_USE_DLL</span></div>
+<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160;<span class="comment"> * </span></div>
+<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160;<span class="comment"> * CYGWIN (2002-01-20): The preceding is now obsolete. With the advent</span></div>
+<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160;<span class="comment"> * of auto-import in binutils, we no longer need to worry about </span></div>
+<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160;<span class="comment"> * __declspec(dllexport) / __declspec(dllimport) and friends. Therefore,</span></div>
+<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;<span class="comment"> * we don&#39;t need to worry about PNG_STATIC or ALL_STATIC when it comes</span></div>
+<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160;<span class="comment"> * to __declspec() stuff. However, we DO need to worry about </span></div>
+<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160;<span class="comment"> * PNG_BUILD_DLL and PNG_STATIC because those change some defaults</span></div>
+<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160;<span class="comment"> * such as CONSOLE_IO and whether GLOBAL_ARRAYS are allowed.</span></div>
+<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160;<span class="preprocessor">#if defined(__CYGWIN__)</span></div>
+<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(ALL_STATIC)</span></div>
+<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_BUILD_DLL)</span></div>
+<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_BUILD_DLL</span></div>
+<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_USE_DLL)</span></div>
+<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_USE_DLL</span></div>
+<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_DLL)</span></div>
+<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_DLL</span></div>
+<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if !defined(PNG_STATIC)</span></div>
+<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_STATIC</span></div>
+<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined (PNG_BUILD_DLL)</span></div>
+<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_STATIC)</span></div>
+<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_STATIC</span></div>
+<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_USE_DLL)</span></div>
+<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_USE_DLL</span></div>
+<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if !defined(PNG_DLL)</span></div>
+<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_DLL</span></div>
+<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_STATIC)</span></div>
+<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_USE_DLL)</span></div>
+<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_USE_DLL</span></div>
+<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_DLL)</span></div>
+<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_DLL</span></div>
+<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if !defined(PNG_USE_DLL)</span></div>
+<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_USE_DLL</span></div>
+<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if !defined(PNG_DLL)</span></div>
+<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_DLL</span></div>
+<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif </span></div>
+<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif </span></div>
+<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160;<span class="comment">/* This protects us against compilers that run on a windowing system</span></div>
+<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160;<span class="comment"> * and thus don&#39;t have or would rather us not use the stdio types:</span></div>
+<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160;<span class="comment"> * stdin, stdout, and stderr. The only one currently used is stderr</span></div>
+<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160;<span class="comment"> * in png_error() and png_warning(). #defining PNG_NO_CONSOLE_IO will</span></div>
+<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160;<span class="comment"> * prevent these from being compiled and used. #defining PNG_NO_STDIO</span></div>
+<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160;<span class="comment"> * will also prevent these, plus will prevent the entire set of stdio</span></div>
+<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160;<span class="comment"> * macros and functions (FILE *, printf, etc.) from being compiled and used,</span></div>
+<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160;<span class="comment"> * unless (PNG_DEBUG &gt; 0) has been #defined.</span></div>
+<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160;<span class="comment"> *</span></div>
+<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160;<span class="comment"> * #define PNG_NO_CONSOLE_IO</span></div>
+<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160;<span class="comment"> * #define PNG_NO_STDIO</span></div>
+<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160;</div>
+<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160;<span class="preprocessor">#if defined(_WIN32_WCE)</span></div>
+<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># include &lt;windows.h&gt;</span></div>
+<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160; <span class="comment">/* Console I/O functions are not supported on WindowsCE */</span></div>
+<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160;<span class="preprocessor"># define PNG_NO_CONSOLE_IO</span></div>
+<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160;<span class="preprocessor"></span> <span class="comment">/* abort() may not be supported on some/all Windows CE platforms */</span></div>
+<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160;<span class="preprocessor"># define PNG_ABORT() exit(-1)</span></div>
+<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifdef PNG_DEBUG</span></div>
+<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_DEBUG</span></div>
+<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160;<span class="preprocessor">#ifdef PNG_BUILD_DLL</span></div>
+<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_CONSOLE_IO_SUPPORTED</span></div>
+<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_CONSOLE_IO</span></div>
+<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_CONSOLE_IO</span></div>
+<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160;<span class="preprocessor"># ifdef PNG_NO_STDIO</span></div>
+<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_CONSOLE_IO</span></div>
+<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_CONSOLE_IO</span></div>
+<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifdef PNG_DEBUG</span></div>
+<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if (PNG_DEBUG &gt; 0)</span></div>
+<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># include &lt;stdio.h&gt;</span></div>
+<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>&#160;<span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if !defined(_WIN32_WCE)</span></div>
+<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160;<span class="preprocessor"></span><span class="comment">/* &quot;stdio.h&quot; functions are not supported on WindowsCE */</span></div>
+<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160;<span class="preprocessor"># include &lt;stdio.h&gt;</span></div>
+<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160;<span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160;<span class="comment">/* This macro protects us against machines that don&#39;t have function</span></div>
+<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>&#160;<span class="comment"> * prototypes (ie K&amp;R style headers). If your compiler does not handle</span></div>
+<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>&#160;<span class="comment"> * function prototypes, define this macro and use the included ansi2knr.</span></div>
+<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160;<span class="comment"> * I&#39;ve always been able to use _NO_PROTO as the indicator, but you may</span></div>
+<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160;<span class="comment"> * need to drag the empty declaration out in front of here, or change the</span></div>
+<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>&#160;<span class="comment"> * ifdef to suit your own needs.</span></div>
+<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160;<span class="preprocessor">#ifndef PNGARG</span></div>
+<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160;<span class="preprocessor">#ifdef OF </span><span class="comment">/* zlib prototype munger */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNGARG(arglist) OF(arglist)</span></div>
+<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#else</span></div>
+<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160;<span class="preprocessor">#ifdef _NO_PROTO</span></div>
+<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNGARG(arglist) ()</span></div>
+<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_TYPECAST_NULL</span></div>
+<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_TYPECAST_NULL</span></div>
+<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#else</span></div>
+<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNGARG(arglist) arglist</span></div>
+<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* _NO_PROTO */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160;</div>
+<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* OF */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* PNGARG */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>&#160;<span class="comment">/* Try to determine if we are compiling on a Mac. Note that testing for</span></div>
+<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160;<span class="comment"> * just __MWERKS__ is not good enough, because the Codewarrior is now used</span></div>
+<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>&#160;<span class="comment"> * on non-Mac platforms.</span></div>
+<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160;<span class="preprocessor">#ifndef MACOS</span></div>
+<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if (defined(__MWERKS__) &amp;&amp; defined(macintosh)) || defined(applec) || \</span></div>
+<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160;<span class="preprocessor"> defined(THINK_C) || defined(__SC__) || defined(TARGET_OS_MAC)</span></div>
+<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define MACOS</span></div>
+<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>&#160;<span class="comment">/* enough people need this for various reasons to include it here */</span></div>
+<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>&#160;<span class="preprocessor">#if !defined(MACOS) &amp;&amp; !defined(RISCOS) &amp;&amp; !defined(_WIN32_WCE)</span></div>
+<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># include &lt;sys/types.h&gt;</span></div>
+<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>&#160;<span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>&#160;<span class="preprocessor">#if !defined(PNG_SETJMP_NOT_SUPPORTED) &amp;&amp; !defined(PNG_NO_SETJMP_SUPPORTED)</span></div>
+<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_SETJMP_SUPPORTED</span></div>
+<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>&#160;<span class="preprocessor">#ifdef PNG_SETJMP_SUPPORTED</span></div>
+<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>&#160;<span class="preprocessor"></span><span class="comment">/* This is an attempt to force a single setjmp behaviour on Linux. If</span></div>
+<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>&#160;<span class="comment"> * the X config stuff didn&#39;t define _BSD_SOURCE we wouldn&#39;t need this.</span></div>
+<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>&#160;<span class="comment"> *</span></div>
+<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>&#160;<span class="comment"> * You can bypass this test if you know that your application uses exactly</span></div>
+<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>&#160;<span class="comment"> * the same setjmp.h that was included when libpng was built. Only define</span></div>
+<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>&#160;<span class="comment"> * PNG_SKIP_SETJMP_CHECK while building your application, prior to the</span></div>
+<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>&#160;<span class="comment"> * application&#39;s &#39;#include &quot;png.h&quot;&#39;. Don&#39;t define PNG_SKIP_SETJMP_CHECK</span></div>
+<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>&#160;<span class="comment"> * while building a separate libpng library for general use.</span></div>
+<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>&#160;</div>
+<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>&#160;<span class="preprocessor"># ifndef PNG_SKIP_SETJMP_CHECK</span></div>
+<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifdef __linux__</span></div>
+<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifdef _BSD_SOURCE</span></div>
+<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_SAVE_BSD_SOURCE</span></div>
+<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef _BSD_SOURCE</span></div>
+<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifdef _SETJMP_H</span></div>
+<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>&#160;<span class="preprocessor"></span> <span class="comment">/* If you encounter a compiler error here, see the explanation</span></div>
+<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>&#160;<span class="comment"> * near the end of INSTALL.</span></div>
+<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>&#160; __pngconf.h__ in libpng already includes setjmp.h;</div>
+<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>&#160; __dont__ include it again.;</div>
+<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>&#160;<span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif </span><span class="comment">/* __linux__ */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif </span><span class="comment">/* PNG_SKIP_SETJMP_CHECK */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>&#160; <span class="comment">/* include setjmp.h for error handling */</span></div>
+<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>&#160;<span class="preprocessor"># include &lt;setjmp.h&gt;</span></div>
+<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>&#160;</div>
+<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>&#160;<span class="preprocessor"># ifdef __linux__</span></div>
+<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifdef PNG_SAVE_BSD_SOURCE</span></div>
+<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef _BSD_SOURCE</span></div>
+<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define _BSD_SOURCE</span></div>
+<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_SAVE_BSD_SOURCE</span></div>
+<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif </span><span class="comment">/* __linux__ */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* PNG_SETJMP_SUPPORTED */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>&#160;<span class="preprocessor">#ifdef BSD</span></div>
+<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># include &lt;strings.h&gt;</span></div>
+<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>&#160;<span class="preprocessor">#else</span></div>
+<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># include &lt;string.h&gt;</span></div>
+<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>&#160;<span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>&#160;<span class="comment">/* Other defines for things like memory and the like can go here. */</span></div>
+<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>&#160;<span class="preprocessor">#ifdef PNG_INTERNAL</span></div>
+<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>&#160;<span class="preprocessor">#include &lt;stdlib.h&gt;</span></div>
+<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>&#160;</div>
+<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>&#160;<span class="comment">/* The functions exported by PNG_EXTERN are PNG_INTERNAL functions, which</span></div>
+<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>&#160;<span class="comment"> * aren&#39;t usually used outside the library (as far as I know), so it is</span></div>
+<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>&#160;<span class="comment"> * debatable if they should be exported at all. In the future, when it is</span></div>
+<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>&#160;<span class="comment"> * possible to have run-time registry of chunk-handling functions, some of</span></div>
+<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>&#160;<span class="comment"> * these will be made available again.</span></div>
+<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>&#160;<span class="comment">#define PNG_EXTERN extern</span></div>
+<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>&#160;<span class="preprocessor">#define PNG_EXTERN</span></div>
+<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>&#160;<span class="comment">/* Other defines specific to compilers can go here. Try to keep</span></div>
+<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>&#160;<span class="comment"> * them inside an appropriate ifdef/endif pair for portability.</span></div>
+<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>&#160;</div>
+<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>&#160;<span class="preprocessor">#if defined(PNG_FLOATING_POINT_SUPPORTED)</span></div>
+<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(MACOS)</span></div>
+<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>&#160;<span class="preprocessor"></span> <span class="comment">/* We need to check that &lt;math.h&gt; hasn&#39;t already been included earlier</span></div>
+<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>&#160;<span class="comment"> * as it seems it doesn&#39;t agree with &lt;fp.h&gt;, yet we should really use</span></div>
+<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>&#160;<span class="comment"> * &lt;fp.h&gt; if possible.</span></div>
+<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>&#160;<span class="preprocessor"># if !defined(__MATH_H__) &amp;&amp; !defined(__MATH_H) &amp;&amp; !defined(__cmath__)</span></div>
+<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># include &lt;fp.h&gt;</span></div>
+<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>&#160;<span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># include &lt;math.h&gt;</span></div>
+<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>&#160;<span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(_AMIGA) &amp;&amp; defined(__SASC) &amp;&amp; defined(_M68881)</span></div>
+<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>&#160;<span class="preprocessor"></span> <span class="comment">/* Amiga SAS/C: We must include builtin FPU functions when compiling using</span></div>
+<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>&#160;<span class="comment"> * MATH=68881</span></div>
+<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>&#160;<span class="preprocessor"># include &lt;m68881.h&gt;</span></div>
+<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>&#160;<span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>&#160;<span class="comment">/* Codewarrior on NT has linking problems without this. */</span></div>
+<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>&#160;<span class="preprocessor">#if (defined(__MWERKS__) &amp;&amp; defined(WIN32)) || defined(__STDC__)</span></div>
+<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_ALWAYS_EXTERN</span></div>
+<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>&#160;<span class="comment">/* This provides the non-ANSI (far) memory allocation routines. */</span></div>
+<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>&#160;<span class="preprocessor">#if defined(__TURBOC__) &amp;&amp; defined(__MSDOS__)</span></div>
+<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># include &lt;mem.h&gt;</span></div>
+<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>&#160;<span class="preprocessor"># include &lt;alloc.h&gt;</span></div>
+<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>&#160;<span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>&#160;<span class="comment">/* I have no idea why is this necessary... */</span></div>
+<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>&#160;<span class="preprocessor">#if defined(_MSC_VER) &amp;&amp; (defined(WIN32) || defined(_Windows) || \</span></div>
+<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>&#160;<span class="preprocessor"> defined(_WINDOWS) || defined(_WIN32) || defined(__WIN32__))</span></div>
+<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># include &lt;malloc.h&gt;</span></div>
+<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>&#160;<span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>&#160;<span class="comment">/* This controls how fine the dithering gets. As this allocates</span></div>
+<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>&#160;<span class="comment"> * a largish chunk of memory (32K), those who are not as concerned</span></div>
+<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>&#160;<span class="comment"> * with dithering quality can decrease some or all of these.</span></div>
+<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>&#160;<span class="preprocessor">#ifndef PNG_DITHER_RED_BITS</span></div>
+<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_DITHER_RED_BITS 5</span></div>
+<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_DITHER_GREEN_BITS</span></div>
+<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_DITHER_GREEN_BITS 5</span></div>
+<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_DITHER_BLUE_BITS</span></div>
+<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_DITHER_BLUE_BITS 5</span></div>
+<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>&#160;<span class="comment">/* This controls how fine the gamma correction becomes when you</span></div>
+<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>&#160;<span class="comment"> * are only interested in 8 bits anyway. Increasing this value</span></div>
+<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>&#160;<span class="comment"> * results in more memory being used, and more pow() functions</span></div>
+<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>&#160;<span class="comment"> * being called to fill in the gamma tables. Don&#39;t set this value</span></div>
+<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>&#160;<span class="comment"> * less then 8, and even that may not work (I haven&#39;t tested it).</span></div>
+<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>&#160;</div>
+<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>&#160;<span class="preprocessor">#ifndef PNG_MAX_GAMMA_8</span></div>
+<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_MAX_GAMMA_8 11</span></div>
+<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>&#160;<span class="comment">/* This controls how much a difference in gamma we can tolerate before</span></div>
+<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>&#160;<span class="comment"> * we actually start doing gamma conversion.</span></div>
+<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>&#160;<span class="preprocessor">#ifndef PNG_GAMMA_THRESHOLD</span></div>
+<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_GAMMA_THRESHOLD 0.05</span></div>
+<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* PNG_INTERNAL */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>&#160;<span class="comment">/* The following uses const char * instead of char * for error</span></div>
+<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>&#160;<span class="comment"> * and warning message functions, so some compilers won&#39;t complain.</span></div>
+<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>&#160;<span class="comment"> * If you do not want to use const, define PNG_NO_CONST here.</span></div>
+<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>&#160;</div>
+<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>&#160;<span class="preprocessor">#ifndef PNG_NO_CONST</span></div>
+<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_CONST const</span></div>
+<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#else</span></div>
+<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_CONST</span></div>
+<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>&#160;<span class="comment">/* The following defines give you the ability to remove code from the</span></div>
+<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>&#160;<span class="comment"> * library that you will not be using. I wish I could figure out how to</span></div>
+<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>&#160;<span class="comment"> * automate this, but I can&#39;t do that without making it seriously hard</span></div>
+<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>&#160;<span class="comment"> * on the users. So if you are not using an ability, change the #define</span></div>
+<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>&#160;<span class="comment"> * to and #undef, and that part of the library will not be compiled. If</span></div>
+<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>&#160;<span class="comment"> * your linker can&#39;t find a function, you may want to make sure the</span></div>
+<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>&#160;<span class="comment"> * ability is defined here. Some of these depend upon some others being</span></div>
+<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>&#160;<span class="comment"> * defined. I haven&#39;t figured out all the interactions here, so you may</span></div>
+<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>&#160;<span class="comment"> * have to experiment awhile to get everything to compile. If you are</span></div>
+<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>&#160;<span class="comment"> * creating or using a shared library, you probably shouldn&#39;t touch this,</span></div>
+<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>&#160;<span class="comment"> * as it will affect the size of the structures, and this will cause bad</span></div>
+<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>&#160;<span class="comment"> * things to happen if the library and/or application ever change.</span></div>
+<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>&#160;</div>
+<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>&#160;<span class="comment">/* Any features you will not be using can be undef&#39;ed here */</span></div>
+<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>&#160;</div>
+<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>&#160;<span class="comment">/* GR-P, 0.96a: Set &quot;*TRANSFORMS_SUPPORTED as default but allow user</span></div>
+<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>&#160;<span class="comment"> * to turn it off with &quot;*TRANSFORMS_NOT_SUPPORTED&quot; or *PNG_NO_*_TRANSFORMS</span></div>
+<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>&#160;<span class="comment"> * on the compile line, then pick and choose which ones to define without</span></div>
+<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>&#160;<span class="comment"> * having to edit this file. It is safe to use the *TRANSFORMS_NOT_SUPPORTED</span></div>
+<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>&#160;<span class="comment"> * if you only want to have a png-compliant reader/writer but don&#39;t need</span></div>
+<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>&#160;<span class="comment"> * any of the extra transformations. This saves about 80 kbytes in a</span></div>
+<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>&#160;<span class="comment"> * typical installation of the library. (PNG_NO_* form added in version</span></div>
+<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>&#160;<span class="comment"> * 1.0.1c, for consistency)</span></div>
+<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>&#160;</div>
+<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>&#160;<span class="comment">/* The size of the png_text structure changed in libpng-1.0.6 when</span></div>
+<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>&#160;<span class="comment"> * iTXt support was added. iTXt support was turned off by default through</span></div>
+<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>&#160;<span class="comment"> * libpng-1.2.x, to support old apps that malloc the png_text structure</span></div>
+<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>&#160;<span class="comment"> * instead of calling png_set_text() and letting libpng malloc it. It</span></div>
+<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>&#160;<span class="comment"> * was turned on by default in libpng-1.3.0.</span></div>
+<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>&#160;</div>
+<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>&#160;<span class="preprocessor">#if defined(PNG_1_0_X) || defined (PNG_1_2_X)</span></div>
+<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_iTXt_SUPPORTED</span></div>
+<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_iTXt_SUPPORTED</span></div>
+<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_iTXt</span></div>
+<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_READ_iTXt</span></div>
+<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_WRITE_iTXt</span></div>
+<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_WRITE_iTXt</span></div>
+<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>&#160;<span class="preprocessor">#if !defined(PNG_NO_iTXt_SUPPORTED)</span></div>
+<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if !defined(PNG_READ_iTXt_SUPPORTED) &amp;&amp; !defined(PNG_NO_READ_iTXt)</span></div>
+<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_iTXt</span></div>
+<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if !defined(PNG_WRITE_iTXt_SUPPORTED) &amp;&amp; !defined(PNG_NO_WRITE_iTXt)</span></div>
+<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_iTXt</span></div>
+<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>&#160;<span class="comment">/* The following support, added after version 1.0.0, can be turned off here en</span></div>
+<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>&#160;<span class="comment"> * masse by defining PNG_LEGACY_SUPPORTED in case you need binary compatibility</span></div>
+<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>&#160;<span class="comment"> * with old applications that require the length of png_struct and png_info</span></div>
+<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>&#160;<span class="comment"> * to remain unchanged.</span></div>
+<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>&#160;</div>
+<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>&#160;<span class="preprocessor">#ifdef PNG_LEGACY_SUPPORTED</span></div>
+<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_FREE_ME</span></div>
+<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_READ_UNKNOWN_CHUNKS</span></div>
+<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_WRITE_UNKNOWN_CHUNKS</span></div>
+<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_READ_USER_CHUNKS</span></div>
+<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_READ_iCCP</span></div>
+<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_WRITE_iCCP</span></div>
+<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_READ_iTXt</span></div>
+<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_WRITE_iTXt</span></div>
+<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_READ_sCAL</span></div>
+<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_WRITE_sCAL</span></div>
+<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_READ_sPLT</span></div>
+<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_WRITE_sPLT</span></div>
+<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_INFO_IMAGE</span></div>
+<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_READ_RGB_TO_GRAY</span></div>
+<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_READ_USER_TRANSFORM</span></div>
+<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_WRITE_USER_TRANSFORM</span></div>
+<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_USER_MEM</span></div>
+<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_READ_EMPTY_PLTE</span></div>
+<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_MNG_FEATURES</span></div>
+<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_FIXED_POINT_SUPPORTED</span></div>
+<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>&#160;<span class="comment">/* Ignore attempt to turn off both floating and fixed point support */</span></div>
+<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>&#160;<span class="preprocessor">#if !defined(PNG_FLOATING_POINT_SUPPORTED) || \</span></div>
+<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>&#160;<span class="preprocessor"> !defined(PNG_NO_FIXED_POINT_SUPPORTED)</span></div>
+<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_FIXED_POINT_SUPPORTED</span></div>
+<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>&#160;<span class="preprocessor">#ifndef PNG_NO_FREE_ME</span></div>
+<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_FREE_ME_SUPPORTED</span></div>
+<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>&#160;<span class="preprocessor">#if defined(PNG_READ_SUPPORTED)</span></div>
+<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>&#160;<span class="preprocessor">#if !defined(PNG_READ_TRANSFORMS_NOT_SUPPORTED) &amp;&amp; \</span></div>
+<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>&#160;<span class="preprocessor"> !defined(PNG_NO_READ_TRANSFORMS)</span></div>
+<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_TRANSFORMS_SUPPORTED</span></div>
+<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>&#160;<span class="preprocessor">#ifdef PNG_READ_TRANSFORMS_SUPPORTED</span></div>
+<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_EXPAND</span></div>
+<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_EXPAND_SUPPORTED</span></div>
+<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_SHIFT</span></div>
+<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_SHIFT_SUPPORTED</span></div>
+<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_PACK</span></div>
+<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_PACK_SUPPORTED</span></div>
+<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_BGR</span></div>
+<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_BGR_SUPPORTED</span></div>
+<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_SWAP</span></div>
+<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_SWAP_SUPPORTED</span></div>
+<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_PACKSWAP</span></div>
+<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_PACKSWAP_SUPPORTED</span></div>
+<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_INVERT</span></div>
+<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_INVERT_SUPPORTED</span></div>
+<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_DITHER</span></div>
+<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_DITHER_SUPPORTED</span></div>
+<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_BACKGROUND</span></div>
+<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_BACKGROUND_SUPPORTED</span></div>
+<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_16_TO_8</span></div>
+<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_16_TO_8_SUPPORTED</span></div>
+<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_FILLER</span></div>
+<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_FILLER_SUPPORTED</span></div>
+<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_GAMMA</span></div>
+<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_GAMMA_SUPPORTED</span></div>
+<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_GRAY_TO_RGB</span></div>
+<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_GRAY_TO_RGB_SUPPORTED</span></div>
+<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_SWAP_ALPHA</span></div>
+<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_SWAP_ALPHA_SUPPORTED</span></div>
+<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_INVERT_ALPHA</span></div>
+<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_INVERT_ALPHA_SUPPORTED</span></div>
+<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_STRIP_ALPHA</span></div>
+<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_STRIP_ALPHA_SUPPORTED</span></div>
+<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_USER_TRANSFORM</span></div>
+<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_USER_TRANSFORM_SUPPORTED</span></div>
+<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_RGB_TO_GRAY</span></div>
+<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_RGB_TO_GRAY_SUPPORTED</span></div>
+<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* PNG_READ_TRANSFORMS_SUPPORTED */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>&#160;<span class="preprocessor">#if !defined(PNG_NO_PROGRESSIVE_READ) &amp;&amp; \</span></div>
+<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>&#160;<span class="preprocessor"> !defined(PNG_PROGRESSIVE_READ_SUPPORTED) </span><span class="comment">/* if you don&#39;t do progressive */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_PROGRESSIVE_READ_SUPPORTED </span><span class="comment">/* reading. This is not talking */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* about interlacing capability! You&#39;ll */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>&#160;<span class="preprocessor"></span> <span class="comment">/* still have interlacing unless you change the following line: */</span></div>
+<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>&#160;</div>
+<div class="line"><a name="l00623"></a><span class="lineno"> 623</span>&#160;<span class="preprocessor">#define PNG_READ_INTERLACING_SUPPORTED </span><span class="comment">/* required in PNG-compliant decoders */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00624"></a><span class="lineno"> 624</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00625"></a><span class="lineno"> 625</span>&#160;<span class="preprocessor">#ifndef PNG_NO_READ_COMPOSITE_NODIV</span></div>
+<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_READ_COMPOSITED_NODIV </span><span class="comment">/* libpng-1.0.x misspelling */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_COMPOSITE_NODIV_SUPPORTED </span><span class="comment">/* well tested on Intel, SGI */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00629"></a><span class="lineno"> 629</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>&#160;<span class="preprocessor">#if defined(PNG_1_0_X) || defined (PNG_1_2_X)</span></div>
+<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>&#160;<span class="preprocessor"></span><span class="comment">/* Deprecated, will be removed from version 2.0.0.</span></div>
+<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>&#160;<span class="comment"> Use PNG_MNG_FEATURES_SUPPORTED instead. */</span></div>
+<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>&#160;<span class="preprocessor">#ifndef PNG_NO_READ_EMPTY_PLTE</span></div>
+<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_EMPTY_PLTE_SUPPORTED</span></div>
+<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* PNG_READ_SUPPORTED */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>&#160;<span class="preprocessor">#if defined(PNG_WRITE_SUPPORTED)</span></div>
+<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>&#160;<span class="preprocessor"># if !defined(PNG_WRITE_TRANSFORMS_NOT_SUPPORTED) &amp;&amp; \</span></div>
+<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>&#160;<span class="preprocessor"> !defined(PNG_NO_WRITE_TRANSFORMS)</span></div>
+<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_TRANSFORMS_SUPPORTED</span></div>
+<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>&#160;<span class="preprocessor">#ifdef PNG_WRITE_TRANSFORMS_SUPPORTED</span></div>
+<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_WRITE_SHIFT</span></div>
+<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_SHIFT_SUPPORTED</span></div>
+<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_WRITE_PACK</span></div>
+<div class="line"><a name="l00653"></a><span class="lineno"> 653</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_PACK_SUPPORTED</span></div>
+<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00655"></a><span class="lineno"> 655</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_WRITE_BGR</span></div>
+<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_BGR_SUPPORTED</span></div>
+<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00658"></a><span class="lineno"> 658</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_WRITE_SWAP</span></div>
+<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_SWAP_SUPPORTED</span></div>
+<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_WRITE_PACKSWAP</span></div>
+<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_PACKSWAP_SUPPORTED</span></div>
+<div class="line"><a name="l00663"></a><span class="lineno"> 663</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00664"></a><span class="lineno"> 664</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_WRITE_INVERT</span></div>
+<div class="line"><a name="l00665"></a><span class="lineno"> 665</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_INVERT_SUPPORTED</span></div>
+<div class="line"><a name="l00666"></a><span class="lineno"> 666</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00667"></a><span class="lineno"> 667</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_WRITE_FILLER</span></div>
+<div class="line"><a name="l00668"></a><span class="lineno"> 668</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_FILLER_SUPPORTED </span><span class="comment">/* same as WRITE_STRIP_ALPHA */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00669"></a><span class="lineno"> 669</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00670"></a><span class="lineno"> 670</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_WRITE_SWAP_ALPHA</span></div>
+<div class="line"><a name="l00671"></a><span class="lineno"> 671</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_SWAP_ALPHA_SUPPORTED</span></div>
+<div class="line"><a name="l00672"></a><span class="lineno"> 672</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00673"></a><span class="lineno"> 673</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_WRITE_INVERT_ALPHA</span></div>
+<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_INVERT_ALPHA_SUPPORTED</span></div>
+<div class="line"><a name="l00675"></a><span class="lineno"> 675</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_WRITE_USER_TRANSFORM</span></div>
+<div class="line"><a name="l00677"></a><span class="lineno"> 677</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_USER_TRANSFORM_SUPPORTED</span></div>
+<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* PNG_WRITE_TRANSFORMS_SUPPORTED */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00680"></a><span class="lineno"> 680</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00681"></a><span class="lineno"> 681</span>&#160;<span class="preprocessor">#if !defined(PNG_NO_WRITE_INTERLACING_SUPPORTED) &amp;&amp; \</span></div>
+<div class="line"><a name="l00682"></a><span class="lineno"> 682</span>&#160;<span class="preprocessor"> !defined(PNG_WRITE_INTERLACING_SUPPORTED)</span></div>
+<div class="line"><a name="l00683"></a><span class="lineno"> 683</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define PNG_WRITE_INTERLACING_SUPPORTED </span><span class="comment">/* not required for PNG-compliant</span></div>
+<div class="line"><a name="l00684"></a><span class="lineno"> 684</span>&#160;<span class="comment"> encoders, but can cause trouble</span></div>
+<div class="line"><a name="l00685"></a><span class="lineno"> 685</span>&#160;<span class="comment"> if left undefined */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00686"></a><span class="lineno"> 686</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00687"></a><span class="lineno"> 687</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00688"></a><span class="lineno"> 688</span>&#160;<span class="preprocessor">#if !defined(PNG_NO_WRITE_WEIGHTED_FILTER) &amp;&amp; \</span></div>
+<div class="line"><a name="l00689"></a><span class="lineno"> 689</span>&#160;<span class="preprocessor"> !defined(PNG_WRITE_WEIGHTED_FILTER) &amp;&amp; \</span></div>
+<div class="line"><a name="l00690"></a><span class="lineno"> 690</span>&#160;<span class="preprocessor"> defined(PNG_FLOATING_POINT_SUPPORTED)</span></div>
+<div class="line"><a name="l00691"></a><span class="lineno"> 691</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_WEIGHTED_FILTER_SUPPORTED</span></div>
+<div class="line"><a name="l00692"></a><span class="lineno"> 692</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00693"></a><span class="lineno"> 693</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00694"></a><span class="lineno"> 694</span>&#160;<span class="preprocessor">#ifndef PNG_NO_WRITE_FLUSH</span></div>
+<div class="line"><a name="l00695"></a><span class="lineno"> 695</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_FLUSH_SUPPORTED</span></div>
+<div class="line"><a name="l00696"></a><span class="lineno"> 696</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00697"></a><span class="lineno"> 697</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>&#160;<span class="preprocessor">#if defined(PNG_1_0_X) || defined (PNG_1_2_X)</span></div>
+<div class="line"><a name="l00699"></a><span class="lineno"> 699</span>&#160;<span class="preprocessor"></span><span class="comment">/* Deprecated, see PNG_MNG_FEATURES_SUPPORTED, above */</span></div>
+<div class="line"><a name="l00700"></a><span class="lineno"> 700</span>&#160;<span class="preprocessor">#ifndef PNG_NO_WRITE_EMPTY_PLTE</span></div>
+<div class="line"><a name="l00701"></a><span class="lineno"> 701</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_EMPTY_PLTE_SUPPORTED</span></div>
+<div class="line"><a name="l00702"></a><span class="lineno"> 702</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00703"></a><span class="lineno"> 703</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00704"></a><span class="lineno"> 704</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00705"></a><span class="lineno"> 705</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* PNG_WRITE_SUPPORTED */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00706"></a><span class="lineno"> 706</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00707"></a><span class="lineno"> 707</span>&#160;<span class="preprocessor">#ifndef PNG_1_0_X</span></div>
+<div class="line"><a name="l00708"></a><span class="lineno"> 708</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_ERROR_NUMBERS</span></div>
+<div class="line"><a name="l00709"></a><span class="lineno"> 709</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_ERROR_NUMBERS_SUPPORTED</span></div>
+<div class="line"><a name="l00710"></a><span class="lineno"> 710</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00711"></a><span class="lineno"> 711</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* PNG_1_0_X */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00712"></a><span class="lineno"> 712</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00713"></a><span class="lineno"> 713</span>&#160;<span class="preprocessor">#if defined(PNG_READ_USER_TRANSFORM_SUPPORTED) || \</span></div>
+<div class="line"><a name="l00714"></a><span class="lineno"> 714</span>&#160;<span class="preprocessor"> defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)</span></div>
+<div class="line"><a name="l00715"></a><span class="lineno"> 715</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_USER_TRANSFORM_PTR</span></div>
+<div class="line"><a name="l00716"></a><span class="lineno"> 716</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_USER_TRANSFORM_PTR_SUPPORTED</span></div>
+<div class="line"><a name="l00717"></a><span class="lineno"> 717</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00718"></a><span class="lineno"> 718</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00719"></a><span class="lineno"> 719</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00720"></a><span class="lineno"> 720</span>&#160;<span class="preprocessor">#ifndef PNG_NO_STDIO</span></div>
+<div class="line"><a name="l00721"></a><span class="lineno"> 721</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_TIME_RFC1123_SUPPORTED</span></div>
+<div class="line"><a name="l00722"></a><span class="lineno"> 722</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00723"></a><span class="lineno"> 723</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00724"></a><span class="lineno"> 724</span>&#160;<span class="comment">/* This adds extra functions in pngget.c for accessing data from the</span></div>
+<div class="line"><a name="l00725"></a><span class="lineno"> 725</span>&#160;<span class="comment"> * info pointer (added in version 0.99)</span></div>
+<div class="line"><a name="l00726"></a><span class="lineno"> 726</span>&#160;<span class="comment"> * png_get_image_width()</span></div>
+<div class="line"><a name="l00727"></a><span class="lineno"> 727</span>&#160;<span class="comment"> * png_get_image_height()</span></div>
+<div class="line"><a name="l00728"></a><span class="lineno"> 728</span>&#160;<span class="comment"> * png_get_bit_depth()</span></div>
+<div class="line"><a name="l00729"></a><span class="lineno"> 729</span>&#160;<span class="comment"> * png_get_color_type()</span></div>
+<div class="line"><a name="l00730"></a><span class="lineno"> 730</span>&#160;<span class="comment"> * png_get_compression_type()</span></div>
+<div class="line"><a name="l00731"></a><span class="lineno"> 731</span>&#160;<span class="comment"> * png_get_filter_type()</span></div>
+<div class="line"><a name="l00732"></a><span class="lineno"> 732</span>&#160;<span class="comment"> * png_get_interlace_type()</span></div>
+<div class="line"><a name="l00733"></a><span class="lineno"> 733</span>&#160;<span class="comment"> * png_get_pixel_aspect_ratio()</span></div>
+<div class="line"><a name="l00734"></a><span class="lineno"> 734</span>&#160;<span class="comment"> * png_get_pixels_per_meter()</span></div>
+<div class="line"><a name="l00735"></a><span class="lineno"> 735</span>&#160;<span class="comment"> * png_get_x_offset_pixels()</span></div>
+<div class="line"><a name="l00736"></a><span class="lineno"> 736</span>&#160;<span class="comment"> * png_get_y_offset_pixels()</span></div>
+<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>&#160;<span class="comment"> * png_get_x_offset_microns()</span></div>
+<div class="line"><a name="l00738"></a><span class="lineno"> 738</span>&#160;<span class="comment"> * png_get_y_offset_microns()</span></div>
+<div class="line"><a name="l00739"></a><span class="lineno"> 739</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00740"></a><span class="lineno"> 740</span>&#160;<span class="preprocessor">#if !defined(PNG_NO_EASY_ACCESS) &amp;&amp; !defined(PNG_EASY_ACCESS_SUPPORTED)</span></div>
+<div class="line"><a name="l00741"></a><span class="lineno"> 741</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_EASY_ACCESS_SUPPORTED</span></div>
+<div class="line"><a name="l00742"></a><span class="lineno"> 742</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00744"></a><span class="lineno"> 744</span>&#160;<span class="comment">/* PNG_ASSEMBLER_CODE was enabled by default in version 1.2.0 </span></div>
+<div class="line"><a name="l00745"></a><span class="lineno"> 745</span>&#160;<span class="comment"> * and removed from version 1.2.20. The following will be removed</span></div>
+<div class="line"><a name="l00746"></a><span class="lineno"> 746</span>&#160;<span class="comment"> * from libpng-1.4.0</span></div>
+<div class="line"><a name="l00747"></a><span class="lineno"> 747</span>&#160;<span class="comment">*/</span></div>
+<div class="line"><a name="l00748"></a><span class="lineno"> 748</span>&#160;</div>
+<div class="line"><a name="l00749"></a><span class="lineno"> 749</span>&#160;<span class="preprocessor">#if defined(PNG_READ_SUPPORTED) &amp;&amp; !defined(PNG_NO_OPTIMIZED_CODE)</span></div>
+<div class="line"><a name="l00750"></a><span class="lineno"> 750</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_OPTIMIZED_CODE_SUPPORTED</span></div>
+<div class="line"><a name="l00751"></a><span class="lineno"> 751</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_OPTIMIZED_CODE_SUPPORTED</span></div>
+<div class="line"><a name="l00752"></a><span class="lineno"> 752</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00753"></a><span class="lineno"> 753</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00754"></a><span class="lineno"> 754</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00755"></a><span class="lineno"> 755</span>&#160;<span class="preprocessor">#if defined(PNG_READ_SUPPORTED) &amp;&amp; !defined(PNG_NO_ASSEMBLER_CODE)</span></div>
+<div class="line"><a name="l00756"></a><span class="lineno"> 756</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_ASSEMBLER_CODE_SUPPORTED</span></div>
+<div class="line"><a name="l00757"></a><span class="lineno"> 757</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_ASSEMBLER_CODE_SUPPORTED</span></div>
+<div class="line"><a name="l00758"></a><span class="lineno"> 758</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00759"></a><span class="lineno"> 759</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00760"></a><span class="lineno"> 760</span>&#160;<span class="preprocessor"># if defined(__GNUC__) &amp;&amp; defined(__x86_64__) &amp;&amp; (__GNUC__ &lt; 4)</span></div>
+<div class="line"><a name="l00761"></a><span class="lineno"> 761</span>&#160;<span class="preprocessor"></span> <span class="comment">/* work around 64-bit gcc compiler bugs in gcc-3.x */</span></div>
+<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>&#160;<span class="preprocessor"># if !defined(PNG_MMX_CODE_SUPPORTED) &amp;&amp; !defined(PNG_NO_MMX_CODE)</span></div>
+<div class="line"><a name="l00763"></a><span class="lineno"> 763</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_MMX_CODE</span></div>
+<div class="line"><a name="l00764"></a><span class="lineno"> 764</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00765"></a><span class="lineno"> 765</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00766"></a><span class="lineno"> 766</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00767"></a><span class="lineno"> 767</span>&#160;<span class="preprocessor"># if defined(__APPLE__)</span></div>
+<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if !defined(PNG_MMX_CODE_SUPPORTED) &amp;&amp; !defined(PNG_NO_MMX_CODE)</span></div>
+<div class="line"><a name="l00769"></a><span class="lineno"> 769</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_MMX_CODE</span></div>
+<div class="line"><a name="l00770"></a><span class="lineno"> 770</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00771"></a><span class="lineno"> 771</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00772"></a><span class="lineno"> 772</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00773"></a><span class="lineno"> 773</span>&#160;<span class="preprocessor"># if (defined(__MWERKS__) &amp;&amp; ((__MWERKS__ &lt; 0x0900) || macintosh))</span></div>
+<div class="line"><a name="l00774"></a><span class="lineno"> 774</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if !defined(PNG_MMX_CODE_SUPPORTED) &amp;&amp; !defined(PNG_NO_MMX_CODE)</span></div>
+<div class="line"><a name="l00775"></a><span class="lineno"> 775</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_MMX_CODE</span></div>
+<div class="line"><a name="l00776"></a><span class="lineno"> 776</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00777"></a><span class="lineno"> 777</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00778"></a><span class="lineno"> 778</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00779"></a><span class="lineno"> 779</span>&#160;<span class="preprocessor"># if !defined(PNG_MMX_CODE_SUPPORTED) &amp;&amp; !defined(PNG_NO_MMX_CODE)</span></div>
+<div class="line"><a name="l00780"></a><span class="lineno"> 780</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_MMX_CODE_SUPPORTED</span></div>
+<div class="line"><a name="l00781"></a><span class="lineno"> 781</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00782"></a><span class="lineno"> 782</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00783"></a><span class="lineno"> 783</span>&#160;<span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00784"></a><span class="lineno"> 784</span>&#160;<span class="preprocessor"></span><span class="comment">/* end of obsolete code to be removed from libpng-1.4.0 */</span></div>
+<div class="line"><a name="l00785"></a><span class="lineno"> 785</span>&#160;</div>
+<div class="line"><a name="l00786"></a><span class="lineno"> 786</span>&#160;<span class="preprocessor">#if !defined(PNG_1_0_X)</span></div>
+<div class="line"><a name="l00787"></a><span class="lineno"> 787</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#if !defined(PNG_NO_USER_MEM) &amp;&amp; !defined(PNG_USER_MEM_SUPPORTED)</span></div>
+<div class="line"><a name="l00788"></a><span class="lineno"> 788</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_USER_MEM_SUPPORTED</span></div>
+<div class="line"><a name="l00789"></a><span class="lineno"> 789</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00790"></a><span class="lineno"> 790</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* PNG_1_0_X */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00791"></a><span class="lineno"> 791</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00792"></a><span class="lineno"> 792</span>&#160;<span class="comment">/* Added at libpng-1.2.6 */</span></div>
+<div class="line"><a name="l00793"></a><span class="lineno"> 793</span>&#160;<span class="preprocessor">#if !defined(PNG_1_0_X)</span></div>
+<div class="line"><a name="l00794"></a><span class="lineno"> 794</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_SET_USER_LIMITS_SUPPORTED</span></div>
+<div class="line"><a name="l00795"></a><span class="lineno"> 795</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#if !defined(PNG_NO_SET_USER_LIMITS) &amp;&amp; !defined(PNG_SET_USER_LIMITS_SUPPORTED)</span></div>
+<div class="line"><a name="l00796"></a><span class="lineno"> 796</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_SET_USER_LIMITS_SUPPORTED</span></div>
+<div class="line"><a name="l00797"></a><span class="lineno"> 797</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00798"></a><span class="lineno"> 798</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00799"></a><span class="lineno"> 799</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* PNG_1_0_X */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00800"></a><span class="lineno"> 800</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00801"></a><span class="lineno"> 801</span>&#160;<span class="comment">/* Added at libpng-1.0.16 and 1.2.6. To accept all valid PNGS no matter</span></div>
+<div class="line"><a name="l00802"></a><span class="lineno"> 802</span>&#160;<span class="comment"> * how large, set these limits to 0x7fffffffL</span></div>
+<div class="line"><a name="l00803"></a><span class="lineno"> 803</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00804"></a><span class="lineno"> 804</span>&#160;<span class="preprocessor">#ifndef PNG_USER_WIDTH_MAX</span></div>
+<div class="line"><a name="l00805"></a><span class="lineno"> 805</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_USER_WIDTH_MAX 1000000L</span></div>
+<div class="line"><a name="l00806"></a><span class="lineno"> 806</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00807"></a><span class="lineno"> 807</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_USER_HEIGHT_MAX</span></div>
+<div class="line"><a name="l00808"></a><span class="lineno"> 808</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_USER_HEIGHT_MAX 1000000L</span></div>
+<div class="line"><a name="l00809"></a><span class="lineno"> 809</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00810"></a><span class="lineno"> 810</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00811"></a><span class="lineno"> 811</span>&#160;<span class="comment">/* Added at libpng-1.2.34 and 1.4.0 */</span></div>
+<div class="line"><a name="l00812"></a><span class="lineno"> 812</span>&#160;<span class="preprocessor">#ifndef PNG_STRING_NEWLINE</span></div>
+<div class="line"><a name="l00813"></a><span class="lineno"> 813</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define PNG_STRING_NEWLINE &quot;\n&quot;</span></div>
+<div class="line"><a name="l00814"></a><span class="lineno"> 814</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00815"></a><span class="lineno"> 815</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00816"></a><span class="lineno"> 816</span>&#160;<span class="comment">/* These are currently experimental features, define them if you want */</span></div>
+<div class="line"><a name="l00817"></a><span class="lineno"> 817</span>&#160;</div>
+<div class="line"><a name="l00818"></a><span class="lineno"> 818</span>&#160;<span class="comment">/* very little testing */</span></div>
+<div class="line"><a name="l00819"></a><span class="lineno"> 819</span>&#160;<span class="comment">/*</span></div>
+<div class="line"><a name="l00820"></a><span class="lineno"> 820</span>&#160;<span class="comment">#ifdef PNG_READ_SUPPORTED</span></div>
+<div class="line"><a name="l00821"></a><span class="lineno"> 821</span>&#160;<span class="comment"># ifndef PNG_READ_16_TO_8_ACCURATE_SCALE_SUPPORTED</span></div>
+<div class="line"><a name="l00822"></a><span class="lineno"> 822</span>&#160;<span class="comment"># define PNG_READ_16_TO_8_ACCURATE_SCALE_SUPPORTED</span></div>
+<div class="line"><a name="l00823"></a><span class="lineno"> 823</span>&#160;<span class="comment"># endif</span></div>
+<div class="line"><a name="l00824"></a><span class="lineno"> 824</span>&#160;<span class="comment">#endif</span></div>
+<div class="line"><a name="l00825"></a><span class="lineno"> 825</span>&#160;<span class="comment">*/</span></div>
+<div class="line"><a name="l00826"></a><span class="lineno"> 826</span>&#160;</div>
+<div class="line"><a name="l00827"></a><span class="lineno"> 827</span>&#160;<span class="comment">/* This is only for PowerPC big-endian and 680x0 systems */</span></div>
+<div class="line"><a name="l00828"></a><span class="lineno"> 828</span>&#160;<span class="comment">/* some testing */</span></div>
+<div class="line"><a name="l00829"></a><span class="lineno"> 829</span>&#160;<span class="comment">/*</span></div>
+<div class="line"><a name="l00830"></a><span class="lineno"> 830</span>&#160;<span class="comment">#ifndef PNG_READ_BIG_ENDIAN_SUPPORTED</span></div>
+<div class="line"><a name="l00831"></a><span class="lineno"> 831</span>&#160;<span class="comment"># define PNG_READ_BIG_ENDIAN_SUPPORTED</span></div>
+<div class="line"><a name="l00832"></a><span class="lineno"> 832</span>&#160;<span class="comment">#endif</span></div>
+<div class="line"><a name="l00833"></a><span class="lineno"> 833</span>&#160;<span class="comment">*/</span></div>
+<div class="line"><a name="l00834"></a><span class="lineno"> 834</span>&#160;</div>
+<div class="line"><a name="l00835"></a><span class="lineno"> 835</span>&#160;<span class="comment">/* Buggy compilers (e.g., gcc 2.7.2.2) need this */</span></div>
+<div class="line"><a name="l00836"></a><span class="lineno"> 836</span>&#160;<span class="comment">/*</span></div>
+<div class="line"><a name="l00837"></a><span class="lineno"> 837</span>&#160;<span class="comment">#define PNG_NO_POINTER_INDEXING</span></div>
+<div class="line"><a name="l00838"></a><span class="lineno"> 838</span>&#160;<span class="comment">*/</span></div>
+<div class="line"><a name="l00839"></a><span class="lineno"> 839</span>&#160;</div>
+<div class="line"><a name="l00840"></a><span class="lineno"> 840</span>&#160;<span class="comment">/* These functions are turned off by default, as they will be phased out. */</span></div>
+<div class="line"><a name="l00841"></a><span class="lineno"> 841</span>&#160;<span class="comment">/*</span></div>
+<div class="line"><a name="l00842"></a><span class="lineno"> 842</span>&#160;<span class="comment">#define PNG_USELESS_TESTS_SUPPORTED</span></div>
+<div class="line"><a name="l00843"></a><span class="lineno"> 843</span>&#160;<span class="comment">#define PNG_CORRECT_PALETTE_SUPPORTED</span></div>
+<div class="line"><a name="l00844"></a><span class="lineno"> 844</span>&#160;<span class="comment">*/</span></div>
+<div class="line"><a name="l00845"></a><span class="lineno"> 845</span>&#160;</div>
+<div class="line"><a name="l00846"></a><span class="lineno"> 846</span>&#160;<span class="comment">/* Any chunks you are not interested in, you can undef here. The</span></div>
+<div class="line"><a name="l00847"></a><span class="lineno"> 847</span>&#160;<span class="comment"> * ones that allocate memory may be expecially important (hIST,</span></div>
+<div class="line"><a name="l00848"></a><span class="lineno"> 848</span>&#160;<span class="comment"> * tEXt, zTXt, tRNS, pCAL). Others will just save time and make png_info</span></div>
+<div class="line"><a name="l00849"></a><span class="lineno"> 849</span>&#160;<span class="comment"> * a bit smaller.</span></div>
+<div class="line"><a name="l00850"></a><span class="lineno"> 850</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l00851"></a><span class="lineno"> 851</span>&#160;</div>
+<div class="line"><a name="l00852"></a><span class="lineno"> 852</span>&#160;<span class="preprocessor">#if defined(PNG_READ_SUPPORTED) &amp;&amp; \</span></div>
+<div class="line"><a name="l00853"></a><span class="lineno"> 853</span>&#160;<span class="preprocessor"> !defined(PNG_READ_ANCILLARY_CHUNKS_NOT_SUPPORTED) &amp;&amp; \</span></div>
+<div class="line"><a name="l00854"></a><span class="lineno"> 854</span>&#160;<span class="preprocessor"> !defined(PNG_NO_READ_ANCILLARY_CHUNKS)</span></div>
+<div class="line"><a name="l00855"></a><span class="lineno"> 855</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_ANCILLARY_CHUNKS_SUPPORTED</span></div>
+<div class="line"><a name="l00856"></a><span class="lineno"> 856</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00857"></a><span class="lineno"> 857</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00858"></a><span class="lineno"> 858</span>&#160;<span class="preprocessor">#if defined(PNG_WRITE_SUPPORTED) &amp;&amp; \</span></div>
+<div class="line"><a name="l00859"></a><span class="lineno"> 859</span>&#160;<span class="preprocessor"> !defined(PNG_WRITE_ANCILLARY_CHUNKS_NOT_SUPPORTED) &amp;&amp; \</span></div>
+<div class="line"><a name="l00860"></a><span class="lineno"> 860</span>&#160;<span class="preprocessor"> !defined(PNG_NO_WRITE_ANCILLARY_CHUNKS)</span></div>
+<div class="line"><a name="l00861"></a><span class="lineno"> 861</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED</span></div>
+<div class="line"><a name="l00862"></a><span class="lineno"> 862</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00863"></a><span class="lineno"> 863</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00864"></a><span class="lineno"> 864</span>&#160;<span class="preprocessor">#ifdef PNG_READ_ANCILLARY_CHUNKS_SUPPORTED</span></div>
+<div class="line"><a name="l00865"></a><span class="lineno"> 865</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00866"></a><span class="lineno"> 866</span>&#160;<span class="preprocessor">#ifdef PNG_NO_READ_TEXT</span></div>
+<div class="line"><a name="l00867"></a><span class="lineno"> 867</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_READ_iTXt</span></div>
+<div class="line"><a name="l00868"></a><span class="lineno"> 868</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_READ_tEXt</span></div>
+<div class="line"><a name="l00869"></a><span class="lineno"> 869</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_READ_zTXt</span></div>
+<div class="line"><a name="l00870"></a><span class="lineno"> 870</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00871"></a><span class="lineno"> 871</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_bKGD</span></div>
+<div class="line"><a name="l00872"></a><span class="lineno"> 872</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_bKGD_SUPPORTED</span></div>
+<div class="line"><a name="l00873"></a><span class="lineno"> 873</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_bKGD_SUPPORTED</span></div>
+<div class="line"><a name="l00874"></a><span class="lineno"> 874</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00875"></a><span class="lineno"> 875</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_cHRM</span></div>
+<div class="line"><a name="l00876"></a><span class="lineno"> 876</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_cHRM_SUPPORTED</span></div>
+<div class="line"><a name="l00877"></a><span class="lineno"> 877</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_cHRM_SUPPORTED</span></div>
+<div class="line"><a name="l00878"></a><span class="lineno"> 878</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00879"></a><span class="lineno"> 879</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_gAMA</span></div>
+<div class="line"><a name="l00880"></a><span class="lineno"> 880</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_gAMA_SUPPORTED</span></div>
+<div class="line"><a name="l00881"></a><span class="lineno"> 881</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_gAMA_SUPPORTED</span></div>
+<div class="line"><a name="l00882"></a><span class="lineno"> 882</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00883"></a><span class="lineno"> 883</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_hIST</span></div>
+<div class="line"><a name="l00884"></a><span class="lineno"> 884</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_hIST_SUPPORTED</span></div>
+<div class="line"><a name="l00885"></a><span class="lineno"> 885</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_hIST_SUPPORTED</span></div>
+<div class="line"><a name="l00886"></a><span class="lineno"> 886</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00887"></a><span class="lineno"> 887</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_iCCP</span></div>
+<div class="line"><a name="l00888"></a><span class="lineno"> 888</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_iCCP_SUPPORTED</span></div>
+<div class="line"><a name="l00889"></a><span class="lineno"> 889</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_iCCP_SUPPORTED</span></div>
+<div class="line"><a name="l00890"></a><span class="lineno"> 890</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00891"></a><span class="lineno"> 891</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_iTXt</span></div>
+<div class="line"><a name="l00892"></a><span class="lineno"> 892</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_READ_iTXt_SUPPORTED</span></div>
+<div class="line"><a name="l00893"></a><span class="lineno"> 893</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_iTXt_SUPPORTED</span></div>
+<div class="line"><a name="l00894"></a><span class="lineno"> 894</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00895"></a><span class="lineno"> 895</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_iTXt_SUPPORTED</span></div>
+<div class="line"><a name="l00896"></a><span class="lineno"> 896</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_iTXt_SUPPORTED</span></div>
+<div class="line"><a name="l00897"></a><span class="lineno"> 897</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00898"></a><span class="lineno"> 898</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00899"></a><span class="lineno"> 899</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_oFFs</span></div>
+<div class="line"><a name="l00900"></a><span class="lineno"> 900</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_oFFs_SUPPORTED</span></div>
+<div class="line"><a name="l00901"></a><span class="lineno"> 901</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_oFFs_SUPPORTED</span></div>
+<div class="line"><a name="l00902"></a><span class="lineno"> 902</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00903"></a><span class="lineno"> 903</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_pCAL</span></div>
+<div class="line"><a name="l00904"></a><span class="lineno"> 904</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_pCAL_SUPPORTED</span></div>
+<div class="line"><a name="l00905"></a><span class="lineno"> 905</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_pCAL_SUPPORTED</span></div>
+<div class="line"><a name="l00906"></a><span class="lineno"> 906</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00907"></a><span class="lineno"> 907</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_sCAL</span></div>
+<div class="line"><a name="l00908"></a><span class="lineno"> 908</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_sCAL_SUPPORTED</span></div>
+<div class="line"><a name="l00909"></a><span class="lineno"> 909</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_sCAL_SUPPORTED</span></div>
+<div class="line"><a name="l00910"></a><span class="lineno"> 910</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00911"></a><span class="lineno"> 911</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_pHYs</span></div>
+<div class="line"><a name="l00912"></a><span class="lineno"> 912</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_pHYs_SUPPORTED</span></div>
+<div class="line"><a name="l00913"></a><span class="lineno"> 913</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_pHYs_SUPPORTED</span></div>
+<div class="line"><a name="l00914"></a><span class="lineno"> 914</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00915"></a><span class="lineno"> 915</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_sBIT</span></div>
+<div class="line"><a name="l00916"></a><span class="lineno"> 916</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_sBIT_SUPPORTED</span></div>
+<div class="line"><a name="l00917"></a><span class="lineno"> 917</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_sBIT_SUPPORTED</span></div>
+<div class="line"><a name="l00918"></a><span class="lineno"> 918</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00919"></a><span class="lineno"> 919</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_sPLT</span></div>
+<div class="line"><a name="l00920"></a><span class="lineno"> 920</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_sPLT_SUPPORTED</span></div>
+<div class="line"><a name="l00921"></a><span class="lineno"> 921</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_sPLT_SUPPORTED</span></div>
+<div class="line"><a name="l00922"></a><span class="lineno"> 922</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00923"></a><span class="lineno"> 923</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_sRGB</span></div>
+<div class="line"><a name="l00924"></a><span class="lineno"> 924</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_sRGB_SUPPORTED</span></div>
+<div class="line"><a name="l00925"></a><span class="lineno"> 925</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_sRGB_SUPPORTED</span></div>
+<div class="line"><a name="l00926"></a><span class="lineno"> 926</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00927"></a><span class="lineno"> 927</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_tEXt</span></div>
+<div class="line"><a name="l00928"></a><span class="lineno"> 928</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_tEXt_SUPPORTED</span></div>
+<div class="line"><a name="l00929"></a><span class="lineno"> 929</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_tEXt_SUPPORTED</span></div>
+<div class="line"><a name="l00930"></a><span class="lineno"> 930</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00931"></a><span class="lineno"> 931</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_tIME</span></div>
+<div class="line"><a name="l00932"></a><span class="lineno"> 932</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_tIME_SUPPORTED</span></div>
+<div class="line"><a name="l00933"></a><span class="lineno"> 933</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_tIME_SUPPORTED</span></div>
+<div class="line"><a name="l00934"></a><span class="lineno"> 934</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00935"></a><span class="lineno"> 935</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_tRNS</span></div>
+<div class="line"><a name="l00936"></a><span class="lineno"> 936</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_tRNS_SUPPORTED</span></div>
+<div class="line"><a name="l00937"></a><span class="lineno"> 937</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_tRNS_SUPPORTED</span></div>
+<div class="line"><a name="l00938"></a><span class="lineno"> 938</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00939"></a><span class="lineno"> 939</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_zTXt</span></div>
+<div class="line"><a name="l00940"></a><span class="lineno"> 940</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_zTXt_SUPPORTED</span></div>
+<div class="line"><a name="l00941"></a><span class="lineno"> 941</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_zTXt_SUPPORTED</span></div>
+<div class="line"><a name="l00942"></a><span class="lineno"> 942</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00943"></a><span class="lineno"> 943</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_UNKNOWN_CHUNKS</span></div>
+<div class="line"><a name="l00944"></a><span class="lineno"> 944</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_UNKNOWN_CHUNKS_SUPPORTED</span></div>
+<div class="line"><a name="l00945"></a><span class="lineno"> 945</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_UNKNOWN_CHUNKS_SUPPORTED</span></div>
+<div class="line"><a name="l00946"></a><span class="lineno"> 946</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_UNKNOWN_CHUNKS_SUPPORTED</span></div>
+<div class="line"><a name="l00947"></a><span class="lineno"> 947</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00948"></a><span class="lineno"> 948</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_HANDLE_AS_UNKNOWN</span></div>
+<div class="line"><a name="l00949"></a><span class="lineno"> 949</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_HANDLE_AS_UNKNOWN_SUPPORTED</span></div>
+<div class="line"><a name="l00950"></a><span class="lineno"> 950</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00951"></a><span class="lineno"> 951</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00952"></a><span class="lineno"> 952</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#if !defined(PNG_NO_READ_USER_CHUNKS) &amp;&amp; \</span></div>
+<div class="line"><a name="l00953"></a><span class="lineno"> 953</span>&#160;<span class="preprocessor"> defined(PNG_READ_UNKNOWN_CHUNKS_SUPPORTED)</span></div>
+<div class="line"><a name="l00954"></a><span class="lineno"> 954</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_USER_CHUNKS_SUPPORTED</span></div>
+<div class="line"><a name="l00955"></a><span class="lineno"> 955</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_USER_CHUNKS_SUPPORTED</span></div>
+<div class="line"><a name="l00956"></a><span class="lineno"> 956</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifdef PNG_NO_READ_UNKNOWN_CHUNKS</span></div>
+<div class="line"><a name="l00957"></a><span class="lineno"> 957</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_NO_READ_UNKNOWN_CHUNKS</span></div>
+<div class="line"><a name="l00958"></a><span class="lineno"> 958</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00959"></a><span class="lineno"> 959</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifdef PNG_NO_HANDLE_AS_UNKNOWN</span></div>
+<div class="line"><a name="l00960"></a><span class="lineno"> 960</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_NO_HANDLE_AS_UNKNOWN</span></div>
+<div class="line"><a name="l00961"></a><span class="lineno"> 961</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00962"></a><span class="lineno"> 962</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00963"></a><span class="lineno"> 963</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_READ_OPT_PLTE</span></div>
+<div class="line"><a name="l00964"></a><span class="lineno"> 964</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_OPT_PLTE_SUPPORTED </span><span class="comment">/* only affects support of the */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00965"></a><span class="lineno"> 965</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* optional PLTE chunk in RGB and RGBA images */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00966"></a><span class="lineno"> 966</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#if defined(PNG_READ_iTXt_SUPPORTED) || defined(PNG_READ_tEXt_SUPPORTED) || \</span></div>
+<div class="line"><a name="l00967"></a><span class="lineno"> 967</span>&#160;<span class="preprocessor"> defined(PNG_READ_zTXt_SUPPORTED)</span></div>
+<div class="line"><a name="l00968"></a><span class="lineno"> 968</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_READ_TEXT_SUPPORTED</span></div>
+<div class="line"><a name="l00969"></a><span class="lineno"> 969</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_TEXT_SUPPORTED</span></div>
+<div class="line"><a name="l00970"></a><span class="lineno"> 970</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00971"></a><span class="lineno"> 971</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00972"></a><span class="lineno"> 972</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* PNG_READ_ANCILLARY_CHUNKS_SUPPORTED */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l00973"></a><span class="lineno"> 973</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00974"></a><span class="lineno"> 974</span>&#160;<span class="preprocessor">#ifdef PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED</span></div>
+<div class="line"><a name="l00975"></a><span class="lineno"> 975</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l00976"></a><span class="lineno"> 976</span>&#160;<span class="preprocessor">#ifdef PNG_NO_WRITE_TEXT</span></div>
+<div class="line"><a name="l00977"></a><span class="lineno"> 977</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_WRITE_iTXt</span></div>
+<div class="line"><a name="l00978"></a><span class="lineno"> 978</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_WRITE_tEXt</span></div>
+<div class="line"><a name="l00979"></a><span class="lineno"> 979</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_WRITE_zTXt</span></div>
+<div class="line"><a name="l00980"></a><span class="lineno"> 980</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00981"></a><span class="lineno"> 981</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_bKGD</span></div>
+<div class="line"><a name="l00982"></a><span class="lineno"> 982</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_bKGD_SUPPORTED</span></div>
+<div class="line"><a name="l00983"></a><span class="lineno"> 983</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_bKGD_SUPPORTED</span></div>
+<div class="line"><a name="l00984"></a><span class="lineno"> 984</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_bKGD_SUPPORTED</span></div>
+<div class="line"><a name="l00985"></a><span class="lineno"> 985</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00986"></a><span class="lineno"> 986</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00987"></a><span class="lineno"> 987</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_cHRM</span></div>
+<div class="line"><a name="l00988"></a><span class="lineno"> 988</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_cHRM_SUPPORTED</span></div>
+<div class="line"><a name="l00989"></a><span class="lineno"> 989</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_cHRM_SUPPORTED</span></div>
+<div class="line"><a name="l00990"></a><span class="lineno"> 990</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_cHRM_SUPPORTED</span></div>
+<div class="line"><a name="l00991"></a><span class="lineno"> 991</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00992"></a><span class="lineno"> 992</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00993"></a><span class="lineno"> 993</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_gAMA</span></div>
+<div class="line"><a name="l00994"></a><span class="lineno"> 994</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_gAMA_SUPPORTED</span></div>
+<div class="line"><a name="l00995"></a><span class="lineno"> 995</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_gAMA_SUPPORTED</span></div>
+<div class="line"><a name="l00996"></a><span class="lineno"> 996</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_gAMA_SUPPORTED</span></div>
+<div class="line"><a name="l00997"></a><span class="lineno"> 997</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l00998"></a><span class="lineno"> 998</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l00999"></a><span class="lineno"> 999</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_hIST</span></div>
+<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_hIST_SUPPORTED</span></div>
+<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_hIST_SUPPORTED</span></div>
+<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_hIST_SUPPORTED</span></div>
+<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_iCCP</span></div>
+<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_iCCP_SUPPORTED</span></div>
+<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_iCCP_SUPPORTED</span></div>
+<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_iCCP_SUPPORTED</span></div>
+<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_iTXt</span></div>
+<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_WRITE_iTXt_SUPPORTED</span></div>
+<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_iTXt_SUPPORTED</span></div>
+<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_iTXt_SUPPORTED</span></div>
+<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_iTXt_SUPPORTED</span></div>
+<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_oFFs</span></div>
+<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_oFFs_SUPPORTED</span></div>
+<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_oFFs_SUPPORTED</span></div>
+<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_oFFs_SUPPORTED</span></div>
+<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_pCAL</span></div>
+<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_pCAL_SUPPORTED</span></div>
+<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_pCAL_SUPPORTED</span></div>
+<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_pCAL_SUPPORTED</span></div>
+<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_sCAL</span></div>
+<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_sCAL_SUPPORTED</span></div>
+<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_sCAL_SUPPORTED</span></div>
+<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_sCAL_SUPPORTED</span></div>
+<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_pHYs</span></div>
+<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_pHYs_SUPPORTED</span></div>
+<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_pHYs_SUPPORTED</span></div>
+<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_pHYs_SUPPORTED</span></div>
+<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_sBIT</span></div>
+<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_sBIT_SUPPORTED</span></div>
+<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_sBIT_SUPPORTED</span></div>
+<div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_sBIT_SUPPORTED</span></div>
+<div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_sPLT</span></div>
+<div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_sPLT_SUPPORTED</span></div>
+<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_sPLT_SUPPORTED</span></div>
+<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_sPLT_SUPPORTED</span></div>
+<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_sRGB</span></div>
+<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_sRGB_SUPPORTED</span></div>
+<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_sRGB_SUPPORTED</span></div>
+<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_sRGB_SUPPORTED</span></div>
+<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_tEXt</span></div>
+<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_tEXt_SUPPORTED</span></div>
+<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_tEXt_SUPPORTED</span></div>
+<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_tEXt_SUPPORTED</span></div>
+<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_tIME</span></div>
+<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_tIME_SUPPORTED</span></div>
+<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_tIME_SUPPORTED</span></div>
+<div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_tIME_SUPPORTED</span></div>
+<div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_tRNS</span></div>
+<div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_tRNS_SUPPORTED</span></div>
+<div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_tRNS_SUPPORTED</span></div>
+<div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_tRNS_SUPPORTED</span></div>
+<div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_zTXt</span></div>
+<div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_zTXt_SUPPORTED</span></div>
+<div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_zTXt_SUPPORTED</span></div>
+<div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_zTXt_SUPPORTED</span></div>
+<div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_NO_WRITE_UNKNOWN_CHUNKS</span></div>
+<div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED</span></div>
+<div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_UNKNOWN_CHUNKS_SUPPORTED</span></div>
+<div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_UNKNOWN_CHUNKS_SUPPORTED</span></div>
+<div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_HANDLE_AS_UNKNOWN</span></div>
+<div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_HANDLE_AS_UNKNOWN_SUPPORTED</span></div>
+<div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_HANDLE_AS_UNKNOWN_SUPPORTED</span></div>
+<div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#if defined(PNG_WRITE_iTXt_SUPPORTED) || defined(PNG_WRITE_tEXt_SUPPORTED) || \</span></div>
+<div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>&#160;<span class="preprocessor"> defined(PNG_WRITE_zTXt_SUPPORTED)</span></div>
+<div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_WRITE_TEXT_SUPPORTED</span></div>
+<div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_TEXT_SUPPORTED</span></div>
+<div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_TEXT_SUPPORTED</span></div>
+<div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>&#160;<span class="comment">/* Turn this off to disable png_read_png() and</span></div>
+<div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>&#160;<span class="comment"> * png_write_png() and leave the row_pointers member</span></div>
+<div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>&#160;<span class="comment"> * out of the info structure.</span></div>
+<div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>&#160;<span class="preprocessor">#ifndef PNG_NO_INFO_IMAGE</span></div>
+<div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_INFO_IMAGE_SUPPORTED</span></div>
+<div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01114"></a><span class="lineno"> 1114</span>&#160;<span class="comment">/* need the time information for reading tIME chunks */</span></div>
+<div class="line"><a name="l01115"></a><span class="lineno"> 1115</span>&#160;<span class="preprocessor">#if defined(PNG_tIME_SUPPORTED)</span></div>
+<div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if !defined(_WIN32_WCE)</span></div>
+<div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>&#160;<span class="preprocessor"></span> <span class="comment">/* &quot;time.h&quot; functions are not supported on WindowsCE */</span></div>
+<div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>&#160;<span class="preprocessor"># include &lt;time.h&gt;</span></div>
+<div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>&#160;<span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>&#160;<span class="comment">/* Some typedefs to get us started. These should be safe on most of the</span></div>
+<div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>&#160;<span class="comment"> * common platforms. The typedefs should be at least as large as the</span></div>
+<div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>&#160;<span class="comment"> * numbers suggest (a png_uint_32 must be at least 32 bits long), but they</span></div>
+<div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>&#160;<span class="comment"> * don&#39;t have to be exactly that size. Some compilers dislike passing</span></div>
+<div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>&#160;<span class="comment"> * unsigned shorts as function parameters, so you may be better off using</span></div>
+<div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>&#160;<span class="comment"> * unsigned int for png_uint_16. Likewise, for 64-bit systems, you may</span></div>
+<div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>&#160;<span class="comment"> * want to have unsigned int for png_uint_32 instead of unsigned long.</span></div>
+<div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>&#160;</div>
+<div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> png_uint_32;</div>
+<div class="line"><a name="l01132"></a><span class="lineno"> 1132</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">long</span> png_int_32;</div>
+<div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> png_uint_16;</div>
+<div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">short</span> png_int_16;</div>
+<div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> png_byte;</div>
+<div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>&#160;</div>
+<div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>&#160;<span class="comment">/* This is usually size_t. It is typedef&#39;ed just in case you need it to</span></div>
+<div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>&#160;<span class="comment"> change (I&#39;m not sure if you will or not, so I thought I&#39;d be safe) */</span></div>
+<div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>&#160;<span class="preprocessor">#ifdef PNG_SIZE_T</span></div>
+<div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>&#160;<span class="preprocessor"></span> <span class="keyword">typedef</span> PNG_SIZE_T png_size_t;</div>
+<div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>&#160;<span class="preprocessor"># define png_sizeof(x) png_convert_size(sizeof(x))</span></div>
+<div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#else</span></div>
+<div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>&#160;<span class="preprocessor"></span> <span class="keyword">typedef</span> <span class="keywordtype">size_t</span> png_size_t;</div>
+<div class="line"><a name="l01144"></a><span class="lineno"> 1144</span>&#160;<span class="preprocessor"># define png_sizeof(x) sizeof(x)</span></div>
+<div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>&#160;<span class="comment">/* The following is needed for medium model support. It cannot be in the</span></div>
+<div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>&#160;<span class="comment"> * PNG_INTERNAL section. Needs modification for other compilers besides</span></div>
+<div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>&#160;<span class="comment"> * MSC. Model independent support declares all arrays and pointers to be</span></div>
+<div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>&#160;<span class="comment"> * large using the far keyword. The zlib version used must also support</span></div>
+<div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>&#160;<span class="comment"> * model independent data. As of version zlib 1.0.4, the necessary changes</span></div>
+<div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>&#160;<span class="comment"> * have been made in zlib. The USE_FAR_KEYWORD define triggers other</span></div>
+<div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>&#160;<span class="comment"> * changes that are needed. (Tim Wegner)</span></div>
+<div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>&#160;</div>
+<div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>&#160;<span class="comment">/* Separate compiler dependencies (problem here is that zlib.h always</span></div>
+<div class="line"><a name="l01157"></a><span class="lineno"> 1157</span>&#160;<span class="comment"> defines FAR. (SJT) */</span></div>
+<div class="line"><a name="l01158"></a><span class="lineno"> 1158</span>&#160;<span class="preprocessor">#ifdef __BORLANDC__</span></div>
+<div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(__LARGE__) || defined(__HUGE__) || defined(__COMPACT__)</span></div>
+<div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define LDATA 1</span></div>
+<div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define LDATA 0</span></div>
+<div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>&#160;<span class="preprocessor"></span> <span class="comment">/* GRR: why is Cygwin in here? Cygwin is not Borland C... */</span></div>
+<div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>&#160;<span class="preprocessor"># if !defined(__WIN32__) &amp;&amp; !defined(__FLAT__) &amp;&amp; !defined(__CYGWIN__)</span></div>
+<div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_MAX_MALLOC_64K</span></div>
+<div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if (LDATA != 1)</span></div>
+<div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef FAR</span></div>
+<div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define FAR __far</span></div>
+<div class="line"><a name="l01170"></a><span class="lineno"> 1170</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define USE_FAR_KEYWORD</span></div>
+<div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif </span><span class="comment">/* LDATA != 1 */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>&#160;<span class="preprocessor"></span> <span class="comment">/* Possibly useful for moving data out of default segment.</span></div>
+<div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>&#160;<span class="comment"> * Uncomment it if you want. Could also define FARDATA as</span></div>
+<div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>&#160;<span class="comment"> * const if your compiler supports it. (SJT)</span></div>
+<div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>&#160;<span class="comment"># define FARDATA FAR</span></div>
+<div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>&#160;<span class="preprocessor"># endif </span><span class="comment">/* __WIN32__, __FLAT__, __CYGWIN__ */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* __BORLANDC__ */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>&#160;</div>
+<div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>&#160;<span class="comment">/* Suggest testing for specific compiler first before testing for</span></div>
+<div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>&#160;<span class="comment"> * FAR. The Watcom compiler defines both __MEDIUM__ and M_I86MM,</span></div>
+<div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>&#160;<span class="comment"> * making reliance oncertain keywords suspect. (SJT)</span></div>
+<div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>&#160;</div>
+<div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>&#160;<span class="comment">/* MSC Medium model */</span></div>
+<div class="line"><a name="l01188"></a><span class="lineno"> 1188</span>&#160;<span class="preprocessor">#if defined(FAR)</span></div>
+<div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(M_I86MM)</span></div>
+<div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define USE_FAR_KEYWORD</span></div>
+<div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define FARDATA FAR</span></div>
+<div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># include &lt;dos.h&gt;</span></div>
+<div class="line"><a name="l01193"></a><span class="lineno"> 1193</span>&#160;<span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01196"></a><span class="lineno"> 1196</span>&#160;<span class="comment">/* SJT: default case */</span></div>
+<div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>&#160;<span class="preprocessor">#ifndef FAR</span></div>
+<div class="line"><a name="l01198"></a><span class="lineno"> 1198</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define FAR</span></div>
+<div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01200"></a><span class="lineno"> 1200</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>&#160;<span class="comment">/* At this point FAR is always defined */</span></div>
+<div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>&#160;<span class="preprocessor">#ifndef FARDATA</span></div>
+<div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define FARDATA</span></div>
+<div class="line"><a name="l01204"></a><span class="lineno"> 1204</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01205"></a><span class="lineno"> 1205</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01206"></a><span class="lineno"> 1206</span>&#160;<span class="comment">/* Typedef for floating-point numbers that are converted</span></div>
+<div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>&#160;<span class="comment"> to fixed-point with a multiple of 100,000, e.g., int_gamma */</span></div>
+<div class="line"><a name="l01208"></a><span class="lineno"> 1208</span>&#160;<span class="keyword">typedef</span> png_int_32 png_fixed_point;</div>
+<div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>&#160;</div>
+<div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>&#160;<span class="comment">/* Add typedefs for pointers */</span></div>
+<div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">void</span> FAR * png_voidp;</div>
+<div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>&#160;<span class="keyword">typedef</span> png_byte FAR * png_bytep;</div>
+<div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>&#160;<span class="keyword">typedef</span> png_uint_32 FAR * png_uint_32p;</div>
+<div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>&#160;<span class="keyword">typedef</span> png_int_32 FAR * png_int_32p;</div>
+<div class="line"><a name="l01215"></a><span class="lineno"> 1215</span>&#160;<span class="keyword">typedef</span> png_uint_16 FAR * png_uint_16p;</div>
+<div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>&#160;<span class="keyword">typedef</span> png_int_16 FAR * png_int_16p;</div>
+<div class="line"><a name="l01217"></a><span class="lineno"> 1217</span>&#160;<span class="keyword">typedef</span> PNG_CONST <span class="keywordtype">char</span> FAR * png_const_charp;</div>
+<div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">char</span> FAR * png_charp;</div>
+<div class="line"><a name="l01219"></a><span class="lineno"> 1219</span>&#160;<span class="keyword">typedef</span> png_fixed_point FAR * png_fixed_point_p;</div>
+<div class="line"><a name="l01220"></a><span class="lineno"> 1220</span>&#160;</div>
+<div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>&#160;<span class="preprocessor">#ifndef PNG_NO_STDIO</span></div>
+<div class="line"><a name="l01222"></a><span class="lineno"> 1222</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#if defined(_WIN32_WCE)</span></div>
+<div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>&#160;<span class="preprocessor"></span><span class="keyword">typedef</span> HANDLE png_FILE_p;</div>
+<div class="line"><a name="l01224"></a><span class="lineno"> 1224</span>&#160;<span class="preprocessor">#else</span></div>
+<div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>&#160;<span class="preprocessor"></span><span class="keyword">typedef</span> FILE * png_FILE_p;</div>
+<div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>&#160;<span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>&#160;<span class="preprocessor">#ifdef PNG_FLOATING_POINT_SUPPORTED</span></div>
+<div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>&#160;<span class="preprocessor"></span><span class="keyword">typedef</span> <span class="keywordtype">double</span> FAR * png_doublep;</div>
+<div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>&#160;<span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01232"></a><span class="lineno"> 1232</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>&#160;<span class="comment">/* Pointers to pointers; i.e. arrays */</span></div>
+<div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>&#160;<span class="keyword">typedef</span> png_byte FAR * FAR * png_bytepp;</div>
+<div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>&#160;<span class="keyword">typedef</span> png_uint_32 FAR * FAR * png_uint_32pp;</div>
+<div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>&#160;<span class="keyword">typedef</span> png_int_32 FAR * FAR * png_int_32pp;</div>
+<div class="line"><a name="l01237"></a><span class="lineno"> 1237</span>&#160;<span class="keyword">typedef</span> png_uint_16 FAR * FAR * png_uint_16pp;</div>
+<div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>&#160;<span class="keyword">typedef</span> png_int_16 FAR * FAR * png_int_16pp;</div>
+<div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>&#160;<span class="keyword">typedef</span> PNG_CONST <span class="keywordtype">char</span> FAR * FAR * png_const_charpp;</div>
+<div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">char</span> FAR * FAR * png_charpp;</div>
+<div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>&#160;<span class="keyword">typedef</span> png_fixed_point FAR * FAR * png_fixed_point_pp;</div>
+<div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>&#160;<span class="preprocessor">#ifdef PNG_FLOATING_POINT_SUPPORTED</span></div>
+<div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>&#160;<span class="preprocessor"></span><span class="keyword">typedef</span> <span class="keywordtype">double</span> FAR * FAR * png_doublepp;</div>
+<div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>&#160;<span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>&#160;<span class="comment">/* Pointers to pointers to pointers; i.e., pointer to array */</span></div>
+<div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">char</span> FAR * FAR * FAR * png_charppp;</div>
+<div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>&#160;</div>
+<div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>&#160;<span class="preprocessor">#if defined(PNG_1_0_X) || defined(PNG_1_2_X)</span></div>
+<div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>&#160;<span class="preprocessor"></span><span class="comment">/* SPC - Is this stuff deprecated? */</span></div>
+<div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>&#160;<span class="comment">/* It&#39;ll be removed as of libpng-1.3.0 - GR-P */</span></div>
+<div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>&#160;<span class="comment">/* libpng typedefs for types in zlib. If zlib changes</span></div>
+<div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>&#160;<span class="comment"> * or another compression library is used, then change these.</span></div>
+<div class="line"><a name="l01254"></a><span class="lineno"> 1254</span>&#160;<span class="comment"> * Eliminates need to change all the source files.</span></div>
+<div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>&#160;<span class="keyword">typedef</span> charf * png_zcharp;</div>
+<div class="line"><a name="l01257"></a><span class="lineno"> 1257</span>&#160;<span class="keyword">typedef</span> charf * FAR * png_zcharpp;</div>
+<div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>&#160;<span class="keyword">typedef</span> <a class="code" href="structz__stream__s.html">z_stream</a> FAR * png_zstreamp;</div>
+<div class="line"><a name="l01259"></a><span class="lineno"> 1259</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* (PNG_1_0_X) || defined(PNG_1_2_X) */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01260"></a><span class="lineno"> 1260</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>&#160;<span class="comment">/*</span></div>
+<div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>&#160;<span class="comment"> * Define PNG_BUILD_DLL if the module being built is a Windows</span></div>
+<div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>&#160;<span class="comment"> * LIBPNG DLL.</span></div>
+<div class="line"><a name="l01264"></a><span class="lineno"> 1264</span>&#160;<span class="comment"> *</span></div>
+<div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>&#160;<span class="comment"> * Define PNG_USE_DLL if you want to *link* to the Windows LIBPNG DLL.</span></div>
+<div class="line"><a name="l01266"></a><span class="lineno"> 1266</span>&#160;<span class="comment"> * It is equivalent to Microsoft predefined macro _DLL that is</span></div>
+<div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>&#160;<span class="comment"> * automatically defined when you compile using the share</span></div>
+<div class="line"><a name="l01268"></a><span class="lineno"> 1268</span>&#160;<span class="comment"> * version of the CRT (C Run-Time library)</span></div>
+<div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>&#160;<span class="comment"> *</span></div>
+<div class="line"><a name="l01270"></a><span class="lineno"> 1270</span>&#160;<span class="comment"> * The cygwin mods make this behavior a little different:</span></div>
+<div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>&#160;<span class="comment"> * Define PNG_BUILD_DLL if you are building a dll for use with cygwin</span></div>
+<div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>&#160;<span class="comment"> * Define PNG_STATIC if you are building a static library for use with cygwin,</span></div>
+<div class="line"><a name="l01273"></a><span class="lineno"> 1273</span>&#160;<span class="comment"> * -or- if you are building an application that you want to link to the</span></div>
+<div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>&#160;<span class="comment"> * static library.</span></div>
+<div class="line"><a name="l01275"></a><span class="lineno"> 1275</span>&#160;<span class="comment"> * PNG_USE_DLL is defined by default (no user action needed) unless one of</span></div>
+<div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>&#160;<span class="comment"> * the other flags is defined.</span></div>
+<div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>&#160;</div>
+<div class="line"><a name="l01279"></a><span class="lineno"> 1279</span>&#160;<span class="preprocessor">#if !defined(PNG_DLL) &amp;&amp; (defined(PNG_BUILD_DLL) || defined(PNG_USE_DLL))</span></div>
+<div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_DLL</span></div>
+<div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>&#160;<span class="preprocessor"></span><span class="comment">/* If CYGWIN, then disallow GLOBAL ARRAYS unless building a static lib.</span></div>
+<div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>&#160;<span class="comment"> * When building a static lib, default to no GLOBAL ARRAYS, but allow</span></div>
+<div class="line"><a name="l01284"></a><span class="lineno"> 1284</span>&#160;<span class="comment"> * command-line override</span></div>
+<div class="line"><a name="l01285"></a><span class="lineno"> 1285</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>&#160;<span class="preprocessor">#if defined(__CYGWIN__)</span></div>
+<div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if !defined(PNG_STATIC)</span></div>
+<div class="line"><a name="l01288"></a><span class="lineno"> 1288</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_USE_GLOBAL_ARRAYS)</span></div>
+<div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_USE_GLOBAL_ARRAYS</span></div>
+<div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01291"></a><span class="lineno"> 1291</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if !defined(PNG_USE_LOCAL_ARRAYS)</span></div>
+<div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_USE_LOCAL_ARRAYS</span></div>
+<div class="line"><a name="l01293"></a><span class="lineno"> 1293</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01294"></a><span class="lineno"> 1294</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l01295"></a><span class="lineno"> 1295</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_USE_LOCAL_ARRAYS) || defined(PNG_NO_GLOBAL_ARRAYS)</span></div>
+<div class="line"><a name="l01296"></a><span class="lineno"> 1296</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_USE_GLOBAL_ARRAYS)</span></div>
+<div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_USE_GLOBAL_ARRAYS</span></div>
+<div class="line"><a name="l01298"></a><span class="lineno"> 1298</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01299"></a><span class="lineno"> 1299</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01300"></a><span class="lineno"> 1300</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if !defined(PNG_USE_LOCAL_ARRAYS) &amp;&amp; !defined(PNG_USE_GLOBAL_ARRAYS)</span></div>
+<div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_USE_LOCAL_ARRAYS</span></div>
+<div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>&#160;<span class="comment">/* Do not use global arrays (helps with building DLL&#39;s)</span></div>
+<div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>&#160;<span class="comment"> * They are no longer used in libpng itself, since version 1.0.5c,</span></div>
+<div class="line"><a name="l01308"></a><span class="lineno"> 1308</span>&#160;<span class="comment"> * but might be required for some pre-1.0.5c applications.</span></div>
+<div class="line"><a name="l01309"></a><span class="lineno"> 1309</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l01310"></a><span class="lineno"> 1310</span>&#160;<span class="preprocessor">#if !defined(PNG_USE_LOCAL_ARRAYS) &amp;&amp; !defined(PNG_USE_GLOBAL_ARRAYS)</span></div>
+<div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_NO_GLOBAL_ARRAYS) || \</span></div>
+<div class="line"><a name="l01312"></a><span class="lineno"> 1312</span>&#160;<span class="preprocessor"> (defined(__GNUC__) &amp;&amp; defined(PNG_DLL)) || defined(_MSC_VER)</span></div>
+<div class="line"><a name="l01313"></a><span class="lineno"> 1313</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_USE_LOCAL_ARRAYS</span></div>
+<div class="line"><a name="l01314"></a><span class="lineno"> 1314</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l01315"></a><span class="lineno"> 1315</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_USE_GLOBAL_ARRAYS</span></div>
+<div class="line"><a name="l01316"></a><span class="lineno"> 1316</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01317"></a><span class="lineno"> 1317</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01318"></a><span class="lineno"> 1318</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01319"></a><span class="lineno"> 1319</span>&#160;<span class="preprocessor">#if defined(__CYGWIN__)</span></div>
+<div class="line"><a name="l01320"></a><span class="lineno"> 1320</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNGAPI</span></div>
+<div class="line"><a name="l01321"></a><span class="lineno"> 1321</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNGAPI __cdecl</span></div>
+<div class="line"><a name="l01322"></a><span class="lineno"> 1322</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_IMPEXP</span></div>
+<div class="line"><a name="l01323"></a><span class="lineno"> 1323</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_IMPEXP</span></div>
+<div class="line"><a name="l01324"></a><span class="lineno"> 1324</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif </span></div>
+<div class="line"><a name="l01325"></a><span class="lineno"> 1325</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01326"></a><span class="lineno"> 1326</span>&#160;<span class="comment">/* If you define PNGAPI, e.g., with compiler option &quot;-DPNGAPI=__stdcall&quot;,</span></div>
+<div class="line"><a name="l01327"></a><span class="lineno"> 1327</span>&#160;<span class="comment"> * you may get warnings regarding the linkage of png_zalloc and png_zfree.</span></div>
+<div class="line"><a name="l01328"></a><span class="lineno"> 1328</span>&#160;<span class="comment"> * Don&#39;t ignore those warnings; you must also reset the default calling</span></div>
+<div class="line"><a name="l01329"></a><span class="lineno"> 1329</span>&#160;<span class="comment"> * convention in your compiler to match your PNGAPI, and you must build</span></div>
+<div class="line"><a name="l01330"></a><span class="lineno"> 1330</span>&#160;<span class="comment"> * zlib and your applications the same way you build libpng.</span></div>
+<div class="line"><a name="l01331"></a><span class="lineno"> 1331</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l01332"></a><span class="lineno"> 1332</span>&#160;</div>
+<div class="line"><a name="l01333"></a><span class="lineno"> 1333</span>&#160;<span class="preprocessor">#if defined(__MINGW32__) &amp;&amp; !defined(PNG_MODULEDEF)</span></div>
+<div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_MODULEDEF</span></div>
+<div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_NO_MODULEDEF</span></div>
+<div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01337"></a><span class="lineno"> 1337</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01339"></a><span class="lineno"> 1339</span>&#160;<span class="preprocessor">#if !defined(PNG_IMPEXP) &amp;&amp; defined(PNG_BUILD_DLL) &amp;&amp; !defined(PNG_NO_MODULEDEF)</span></div>
+<div class="line"><a name="l01340"></a><span class="lineno"> 1340</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_IMPEXP</span></div>
+<div class="line"><a name="l01341"></a><span class="lineno"> 1341</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01342"></a><span class="lineno"> 1342</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01343"></a><span class="lineno"> 1343</span>&#160;<span class="preprocessor">#if defined(PNG_DLL) || defined(_DLL) || defined(__DLL__ ) || \</span></div>
+<div class="line"><a name="l01344"></a><span class="lineno"> 1344</span>&#160;<span class="preprocessor"> (( defined(_Windows) || defined(_WINDOWS) || \</span></div>
+<div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>&#160;<span class="preprocessor"> defined(WIN32) || defined(_WIN32) || defined(__WIN32__) ))</span></div>
+<div class="line"><a name="l01346"></a><span class="lineno"> 1346</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01347"></a><span class="lineno"> 1347</span>&#160;<span class="preprocessor"># ifndef PNGAPI</span></div>
+<div class="line"><a name="l01348"></a><span class="lineno"> 1348</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(__GNUC__) || (defined (_MSC_VER) &amp;&amp; (_MSC_VER &gt;= 800))</span></div>
+<div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNGAPI __cdecl</span></div>
+<div class="line"><a name="l01350"></a><span class="lineno"> 1350</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNGAPI _cdecl</span></div>
+<div class="line"><a name="l01352"></a><span class="lineno"> 1352</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01353"></a><span class="lineno"> 1353</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01355"></a><span class="lineno"> 1355</span>&#160;<span class="preprocessor"># if !defined(PNG_IMPEXP) &amp;&amp; (!defined(PNG_DLL) || \</span></div>
+<div class="line"><a name="l01356"></a><span class="lineno"> 1356</span>&#160;<span class="preprocessor"> 0 </span><span class="comment">/* WINCOMPILER_WITH_NO_SUPPORT_FOR_DECLIMPEXP */</span><span class="preprocessor">)</span></div>
+<div class="line"><a name="l01357"></a><span class="lineno"> 1357</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_IMPEXP</span></div>
+<div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01359"></a><span class="lineno"> 1359</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01360"></a><span class="lineno"> 1360</span>&#160;<span class="preprocessor"># if !defined(PNG_IMPEXP)</span></div>
+<div class="line"><a name="l01361"></a><span class="lineno"> 1361</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>&#160;<span class="preprocessor"># define PNG_EXPORT_TYPE1(type,symbol) PNG_IMPEXP type PNGAPI symbol</span></div>
+<div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_EXPORT_TYPE2(type,symbol) type PNG_IMPEXP PNGAPI symbol</span></div>
+<div class="line"><a name="l01364"></a><span class="lineno"> 1364</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01365"></a><span class="lineno"> 1365</span>&#160; <span class="comment">/* Borland/Microsoft */</span></div>
+<div class="line"><a name="l01366"></a><span class="lineno"> 1366</span>&#160;<span class="preprocessor"># if defined(_MSC_VER) || defined(__BORLANDC__)</span></div>
+<div class="line"><a name="l01367"></a><span class="lineno"> 1367</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if (_MSC_VER &gt;= 800) || (__BORLANDC__ &gt;= 0x500)</span></div>
+<div class="line"><a name="l01368"></a><span class="lineno"> 1368</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_EXPORT PNG_EXPORT_TYPE1</span></div>
+<div class="line"><a name="l01369"></a><span class="lineno"> 1369</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l01370"></a><span class="lineno"> 1370</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_EXPORT PNG_EXPORT_TYPE2</span></div>
+<div class="line"><a name="l01371"></a><span class="lineno"> 1371</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_BUILD_DLL)</span></div>
+<div class="line"><a name="l01372"></a><span class="lineno"> 1372</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_IMPEXP __export</span></div>
+<div class="line"><a name="l01373"></a><span class="lineno"> 1373</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l01374"></a><span class="lineno"> 1374</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_IMPEXP </span><span class="comment">/*__import */</span><span class="preprocessor"> </span><span class="comment">/* doesn&#39;t exist AFAIK in</span></div>
+<div class="line"><a name="l01375"></a><span class="lineno"> 1375</span>&#160;<span class="comment"> VC++ */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01376"></a><span class="lineno"> 1376</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif </span><span class="comment">/* Exists in Borland C++ for</span></div>
+<div class="line"><a name="l01377"></a><span class="lineno"> 1377</span>&#160;<span class="comment"> C++ classes (== huge) */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01378"></a><span class="lineno"> 1378</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01379"></a><span class="lineno"> 1379</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01380"></a><span class="lineno"> 1380</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01381"></a><span class="lineno"> 1381</span>&#160;<span class="preprocessor"># if !defined(PNG_IMPEXP)</span></div>
+<div class="line"><a name="l01382"></a><span class="lineno"> 1382</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if defined(PNG_BUILD_DLL)</span></div>
+<div class="line"><a name="l01383"></a><span class="lineno"> 1383</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_IMPEXP __declspec(dllexport)</span></div>
+<div class="line"><a name="l01384"></a><span class="lineno"> 1384</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l01385"></a><span class="lineno"> 1385</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_IMPEXP __declspec(dllimport)</span></div>
+<div class="line"><a name="l01386"></a><span class="lineno"> 1386</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01388"></a><span class="lineno"> 1388</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif </span><span class="comment">/* PNG_IMPEXP */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#else </span><span class="comment">/* !(DLL || non-cygwin WINDOWS) */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01390"></a><span class="lineno"> 1390</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if (defined(__IBMC__) || defined(__IBMCPP__)) &amp;&amp; defined(__OS2__)</span></div>
+<div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNGAPI</span></div>
+<div class="line"><a name="l01392"></a><span class="lineno"> 1392</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNGAPI _System</span></div>
+<div class="line"><a name="l01393"></a><span class="lineno"> 1393</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01394"></a><span class="lineno"> 1394</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l01395"></a><span class="lineno"> 1395</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># if 0 </span><span class="comment">/* ... other platforms, with other meanings */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01396"></a><span class="lineno"> 1396</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01397"></a><span class="lineno"> 1397</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01398"></a><span class="lineno"> 1398</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01399"></a><span class="lineno"> 1399</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01400"></a><span class="lineno"> 1400</span>&#160;<span class="preprocessor">#ifndef PNGAPI</span></div>
+<div class="line"><a name="l01401"></a><span class="lineno"> 1401</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNGAPI</span></div>
+<div class="line"><a name="l01402"></a><span class="lineno"> 1402</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01403"></a><span class="lineno"> 1403</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifndef PNG_IMPEXP</span></div>
+<div class="line"><a name="l01404"></a><span class="lineno"> 1404</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_IMPEXP</span></div>
+<div class="line"><a name="l01405"></a><span class="lineno"> 1405</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01406"></a><span class="lineno"> 1406</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01407"></a><span class="lineno"> 1407</span>&#160;<span class="preprocessor">#ifdef PNG_BUILDSYMS</span></div>
+<div class="line"><a name="l01408"></a><span class="lineno"> 1408</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_EXPORT</span></div>
+<div class="line"><a name="l01409"></a><span class="lineno"> 1409</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_EXPORT(type,symbol) PNG_FUNCTION_EXPORT symbol END</span></div>
+<div class="line"><a name="l01410"></a><span class="lineno"> 1410</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01411"></a><span class="lineno"> 1411</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifdef PNG_USE_GLOBAL_ARRAYS</span></div>
+<div class="line"><a name="l01412"></a><span class="lineno"> 1412</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_EXPORT_VAR</span></div>
+<div class="line"><a name="l01413"></a><span class="lineno"> 1413</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_EXPORT_VAR(type) PNG_DATA_EXPORT</span></div>
+<div class="line"><a name="l01414"></a><span class="lineno"> 1414</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01415"></a><span class="lineno"> 1415</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01416"></a><span class="lineno"> 1416</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01417"></a><span class="lineno"> 1417</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01418"></a><span class="lineno"> 1418</span>&#160;<span class="preprocessor">#ifndef PNG_EXPORT</span></div>
+<div class="line"><a name="l01419"></a><span class="lineno"> 1419</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_EXPORT(type,symbol) PNG_IMPEXP type PNGAPI symbol</span></div>
+<div class="line"><a name="l01420"></a><span class="lineno"> 1420</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01421"></a><span class="lineno"> 1421</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01422"></a><span class="lineno"> 1422</span>&#160;<span class="preprocessor">#ifdef PNG_USE_GLOBAL_ARRAYS</span></div>
+<div class="line"><a name="l01423"></a><span class="lineno"> 1423</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_EXPORT_VAR</span></div>
+<div class="line"><a name="l01424"></a><span class="lineno"> 1424</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_EXPORT_VAR(type) extern PNG_IMPEXP type</span></div>
+<div class="line"><a name="l01425"></a><span class="lineno"> 1425</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01426"></a><span class="lineno"> 1426</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01427"></a><span class="lineno"> 1427</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01428"></a><span class="lineno"> 1428</span>&#160;<span class="comment">/* User may want to use these so they are not in PNG_INTERNAL. Any library</span></div>
+<div class="line"><a name="l01429"></a><span class="lineno"> 1429</span>&#160;<span class="comment"> * functions that are passed far data must be model independent.</span></div>
+<div class="line"><a name="l01430"></a><span class="lineno"> 1430</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l01431"></a><span class="lineno"> 1431</span>&#160;</div>
+<div class="line"><a name="l01432"></a><span class="lineno"> 1432</span>&#160;<span class="preprocessor">#ifndef PNG_ABORT</span></div>
+<div class="line"><a name="l01433"></a><span class="lineno"> 1433</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_ABORT() abort()</span></div>
+<div class="line"><a name="l01434"></a><span class="lineno"> 1434</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01435"></a><span class="lineno"> 1435</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01436"></a><span class="lineno"> 1436</span>&#160;<span class="preprocessor">#ifdef PNG_SETJMP_SUPPORTED</span></div>
+<div class="line"><a name="l01437"></a><span class="lineno"> 1437</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_jmpbuf(png_ptr) ((png_ptr)-&gt;jmpbuf)</span></div>
+<div class="line"><a name="l01438"></a><span class="lineno"> 1438</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#else</span></div>
+<div class="line"><a name="l01439"></a><span class="lineno"> 1439</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_jmpbuf(png_ptr) \</span></div>
+<div class="line"><a name="l01440"></a><span class="lineno"> 1440</span>&#160;<span class="preprocessor"> (LIBPNG_WAS_COMPILED_WITH__PNG_SETJMP_NOT_SUPPORTED)</span></div>
+<div class="line"><a name="l01441"></a><span class="lineno"> 1441</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01442"></a><span class="lineno"> 1442</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01443"></a><span class="lineno"> 1443</span>&#160;<span class="preprocessor">#if defined(USE_FAR_KEYWORD) </span><span class="comment">/* memory model independent fns */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01444"></a><span class="lineno"> 1444</span>&#160;<span class="preprocessor"></span><span class="comment">/* use this to make far-to-near assignments */</span></div>
+<div class="line"><a name="l01445"></a><span class="lineno"> 1445</span>&#160;<span class="preprocessor"># define CHECK 1</span></div>
+<div class="line"><a name="l01446"></a><span class="lineno"> 1446</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define NOCHECK 0</span></div>
+<div class="line"><a name="l01447"></a><span class="lineno"> 1447</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define CVT_PTR(ptr) (png_far_to_near(png_ptr,ptr,CHECK))</span></div>
+<div class="line"><a name="l01448"></a><span class="lineno"> 1448</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define CVT_PTR_NOCHECK(ptr) (png_far_to_near(png_ptr,ptr,NOCHECK))</span></div>
+<div class="line"><a name="l01449"></a><span class="lineno"> 1449</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_snprintf _fsnprintf </span><span class="comment">/* Added to v 1.2.19 */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01450"></a><span class="lineno"> 1450</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_strlen _fstrlen</span></div>
+<div class="line"><a name="l01451"></a><span class="lineno"> 1451</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_memcmp _fmemcmp </span><span class="comment">/* SJT: added */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01452"></a><span class="lineno"> 1452</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_memcpy _fmemcpy</span></div>
+<div class="line"><a name="l01453"></a><span class="lineno"> 1453</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_memset _fmemset</span></div>
+<div class="line"><a name="l01454"></a><span class="lineno"> 1454</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#else </span><span class="comment">/* use the usual functions */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01455"></a><span class="lineno"> 1455</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define CVT_PTR(ptr) (ptr)</span></div>
+<div class="line"><a name="l01456"></a><span class="lineno"> 1456</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define CVT_PTR_NOCHECK(ptr) (ptr)</span></div>
+<div class="line"><a name="l01457"></a><span class="lineno"> 1457</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifndef PNG_NO_SNPRINTF</span></div>
+<div class="line"><a name="l01458"></a><span class="lineno"> 1458</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># ifdef _MSC_VER</span></div>
+<div class="line"><a name="l01459"></a><span class="lineno"> 1459</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_snprintf _snprintf </span><span class="comment">/* Added to v 1.2.19 */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01460"></a><span class="lineno"> 1460</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_snprintf2 _snprintf</span></div>
+<div class="line"><a name="l01461"></a><span class="lineno"> 1461</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_snprintf6 _snprintf</span></div>
+<div class="line"><a name="l01462"></a><span class="lineno"> 1462</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l01463"></a><span class="lineno"> 1463</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_snprintf snprintf </span><span class="comment">/* Added to v 1.2.19 */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01464"></a><span class="lineno"> 1464</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_snprintf2 snprintf</span></div>
+<div class="line"><a name="l01465"></a><span class="lineno"> 1465</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_snprintf6 snprintf</span></div>
+<div class="line"><a name="l01466"></a><span class="lineno"> 1466</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01467"></a><span class="lineno"> 1467</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># else</span></div>
+<div class="line"><a name="l01468"></a><span class="lineno"> 1468</span>&#160;<span class="preprocessor"></span> <span class="comment">/* You don&#39;t have or don&#39;t want to use snprintf(). Caution: Using</span></div>
+<div class="line"><a name="l01469"></a><span class="lineno"> 1469</span>&#160;<span class="comment"> * sprintf instead of snprintf exposes your application to accidental</span></div>
+<div class="line"><a name="l01470"></a><span class="lineno"> 1470</span>&#160;<span class="comment"> * or malevolent buffer overflows. If you don&#39;t have snprintf()</span></div>
+<div class="line"><a name="l01471"></a><span class="lineno"> 1471</span>&#160;<span class="comment"> * as a general rule you should provide one (you can get one from</span></div>
+<div class="line"><a name="l01472"></a><span class="lineno"> 1472</span>&#160;<span class="comment"> * Portable OpenSSH). */</span></div>
+<div class="line"><a name="l01473"></a><span class="lineno"> 1473</span>&#160;<span class="preprocessor"># define png_snprintf(s1,n,fmt,x1) sprintf(s1,fmt,x1)</span></div>
+<div class="line"><a name="l01474"></a><span class="lineno"> 1474</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_snprintf2(s1,n,fmt,x1,x2) sprintf(s1,fmt,x1,x2)</span></div>
+<div class="line"><a name="l01475"></a><span class="lineno"> 1475</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_snprintf6(s1,n,fmt,x1,x2,x3,x4,x5,x6) \</span></div>
+<div class="line"><a name="l01476"></a><span class="lineno"> 1476</span>&#160;<span class="preprocessor"> sprintf(s1,fmt,x1,x2,x3,x4,x5,x6)</span></div>
+<div class="line"><a name="l01477"></a><span class="lineno"> 1477</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
+<div class="line"><a name="l01478"></a><span class="lineno"> 1478</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_strlen strlen</span></div>
+<div class="line"><a name="l01479"></a><span class="lineno"> 1479</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_memcmp memcmp </span><span class="comment">/* SJT: added */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01480"></a><span class="lineno"> 1480</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_memcpy memcpy</span></div>
+<div class="line"><a name="l01481"></a><span class="lineno"> 1481</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define png_memset memset</span></div>
+<div class="line"><a name="l01482"></a><span class="lineno"> 1482</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01483"></a><span class="lineno"> 1483</span>&#160;<span class="preprocessor"></span><span class="comment">/* End of memory model independent support */</span></div>
+<div class="line"><a name="l01484"></a><span class="lineno"> 1484</span>&#160;</div>
+<div class="line"><a name="l01485"></a><span class="lineno"> 1485</span>&#160;<span class="comment">/* Just a little check that someone hasn&#39;t tried to define something</span></div>
+<div class="line"><a name="l01486"></a><span class="lineno"> 1486</span>&#160;<span class="comment"> * contradictory.</span></div>
+<div class="line"><a name="l01487"></a><span class="lineno"> 1487</span>&#160;<span class="comment"> */</span></div>
+<div class="line"><a name="l01488"></a><span class="lineno"> 1488</span>&#160;<span class="preprocessor">#if (PNG_ZBUF_SIZE &gt; 65536L) &amp;&amp; defined(PNG_MAX_MALLOC_64K)</span></div>
+<div class="line"><a name="l01489"></a><span class="lineno"> 1489</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># undef PNG_ZBUF_SIZE</span></div>
+<div class="line"><a name="l01490"></a><span class="lineno"> 1490</span>&#160;<span class="preprocessor"></span><span class="preprocessor"># define PNG_ZBUF_SIZE 65536L</span></div>
+<div class="line"><a name="l01491"></a><span class="lineno"> 1491</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
+<div class="line"><a name="l01492"></a><span class="lineno"> 1492</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01493"></a><span class="lineno"> 1493</span>&#160;<span class="comment">/* Added at libpng-1.2.8 */</span></div>
+<div class="line"><a name="l01494"></a><span class="lineno"> 1494</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* PNG_VERSION_INFO_ONLY */</span><span class="preprocessor"></span></div>
+<div class="line"><a name="l01495"></a><span class="lineno"> 1495</span>&#160;<span class="preprocessor"></span></div>
+<div class="line"><a name="l01496"></a><span class="lineno"> 1496</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* PNGCONF_H */</span><span class="preprocessor"></span></div>
+<div class="ttc" id="structz__stream__s_html"><div class="ttname"><a href="structz__stream__s.html">z_stream_s</a></div><div class="ttdef"><b>Definition:</b> zlib.h:82</div></div>
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+ <li class="navelem"><a class="el" href="dir_5815af820a9cc9481f1d0990a0d60286.html">support</a></li><li class="navelem"><a class="el" href="dir_1665a1f26aa7f80a33d12b48dabffa73.html">libpng</a></li><li class="navelem"><b>pngconf.h</b></li>
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