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<a href="opj__intmath_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">/*</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> * The copyright in this software is being made available under the 2-clauses</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> * BSD License, included below. This software may be subject to other third</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * party and contributor rights, including patent rights, and no such rights</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> * are granted under this license.</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> * Copyright (c) 2002-2014, Professor Benoit Macq</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"> * Copyright (c) 2001-2003, David Janssens</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> * Copyright (c) 2002-2003, Yannick Verschueren</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> * Copyright (c) 2003-2007, Francois-Olivier Devaux</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> * Copyright (c) 2003-2014, Antonin Descampe</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> * Copyright (c) 2005, Herve Drolon, FreeImage Team</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment"> * are met:</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="comment"> * 1. Redistributions of source code must retain the above copyright</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="comment"> * notice, this list of conditions and the following disclaimer.</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="comment"> * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="comment"> * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="comment"> * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="comment"> * POSSIBILITY OF SUCH DAMAGE.</span></div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="preprocessor">#ifndef OPJ_INTMATH_H</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="preprocessor">#define OPJ_INTMATH_H</span></div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;<span class="comment">/* ----------------------------------------------------------------------- */</span></div>
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<div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#gaac315c40dca690742df538fcc21d4f91"> 56</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#gaac315c40dca690742df538fcc21d4f91">opj_int_min</a>(<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;{</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <span class="keywordflow">return</span> a &lt; b ? a : b;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;}</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;</div>
<div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#ga06c1c4470f9765a3ed04963b0daa111a"> 65</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#ga06c1c4470f9765a3ed04963b0daa111a">opj_uint_min</a>(<a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> a, <a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> b)</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;{</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <span class="keywordflow">return</span> a &lt; b ? a : b;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;}</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;{</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <span class="keywordflow">return</span> (a &gt; b) ? a : b;</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;</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160;{</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <span class="keywordflow">return</span> (a &gt; b) ? a : b;</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;}</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;</div>
<div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#gab9aad885f5c9bc9e39420003b2b32fe5"> 92</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#gab9aad885f5c9bc9e39420003b2b32fe5">opj_uint_adds</a>(<a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> a, <a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> b)</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;{</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <a class="code" href="openjpeg_8h.html#ad915cf26c4c9cc10a75b2d9287dbbb5e">OPJ_UINT64</a> sum = (<a class="code" href="openjpeg_8h.html#ad915cf26c4c9cc10a75b2d9287dbbb5e">OPJ_UINT64</a>)a + (<a class="code" href="openjpeg_8h.html#ad915cf26c4c9cc10a75b2d9287dbbb5e">OPJ_UINT64</a>)b;</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="keywordflow">return</span> (<a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>)(-(<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>)(sum &gt;&gt; 32)) | (<a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>)sum;</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;}</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> <a class="code" href="index__manager_8c.html#aecefdbf80129b12f2ef66ccfbedbb7fe">max</a>)</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160;{</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keywordflow">if</span> (a &lt; min) {</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <span class="keywordflow">return</span> <a class="code" href="index__manager_8c.html#ac1d9c713f42b405f9e353ec99b880755">min</a>;</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; }</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; <span class="keywordflow">if</span> (a &gt; max) {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; <span class="keywordflow">return</span> <a class="code" href="index__manager_8c.html#aecefdbf80129b12f2ef66ccfbedbb7fe">max</a>;</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; }</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="keywordflow">return</span> a;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160;}</div>
<div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#gacaef279a9031adbd9319990646328a01"> 121</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#gacaef279a9031adbd9319990646328a01">opj_int_abs</a>(<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a)</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;{</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keywordflow">return</span> a &lt; 0 ? -a : a;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;}</div>
<div class="line"><a name="l00129"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#gab00a7c3619b5af7595961047baff120e"> 129</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#gab00a7c3619b5af7595961047baff120e">opj_int_ceildiv</a>(<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;{</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; assert(b);</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="keywordflow">return</span> (<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>)(((<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>)a + b - 1) / b);</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160;}</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;</div>
<div class="line"><a name="l00139"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#gae4b2e5a7c8b8f09faacc4a895f866ea1"> 139</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#gae4b2e5a7c8b8f09faacc4a895f866ea1">opj_uint_ceildiv</a>(<a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> a, <a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> b)</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160;{</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; assert(b);</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="keywordflow">return</span> (a + b - 1) / b;</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160;}</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;</div>
<div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#gaaa1e441dec325d33ccd86aa7ca8ccfdc"> 149</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#gaaa1e441dec325d33ccd86aa7ca8ccfdc">opj_int_ceildivpow2</a>(<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;{</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keywordflow">return</span> (<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>)((a + ((<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>)1 &lt;&lt; b) - 1) &gt;&gt; b);</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;}</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;</div>
<div class="line"><a name="l00158"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#ga6881e82a881556059d14d265a8d0aa25"> 158</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#ga6881e82a881556059d14d265a8d0aa25">opj_int64_ceildivpow2</a>(<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a> a, <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;{</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="keywordflow">return</span> (<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>)((a + ((<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>)1 &lt;&lt; b) - 1) &gt;&gt; b);</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;}</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;</div>
<div class="line"><a name="l00167"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#gae592eb75f221decddec51834b6c4177d"> 167</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#gae592eb75f221decddec51834b6c4177d">opj_uint_ceildivpow2</a>(<a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> a, <a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> b)</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160;{</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; <span class="keywordflow">return</span> (<a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>)((a + ((<a class="code" href="openjpeg_8h.html#ad915cf26c4c9cc10a75b2d9287dbbb5e">OPJ_UINT64</a>)1U &lt;&lt; b) - 1U) &gt;&gt; b);</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160;}</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160;</div>
<div class="line"><a name="l00176"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#gabdf6c78f5b60afd230901e5e0c57f491"> 176</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#gabdf6c78f5b60afd230901e5e0c57f491">opj_int_floordivpow2</a>(<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;{</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; <span class="keywordflow">return</span> a &gt;&gt; b;</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160;}</div>
<div class="line"><a name="l00184"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#gaa6a55d57af96308459f6de414227ae40"> 184</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#gaa6a55d57af96308459f6de414227ae40">opj_int_floorlog2</a>(<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a)</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160;{</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> l;</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; <span class="keywordflow">for</span> (l = 0; a &gt; 1; l++) {</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; a &gt;&gt;= 1;</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; }</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; <span class="keywordflow">return</span> l;</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160;}</div>
<div class="line"><a name="l00196"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#ga91ef25eaa56320684de5d1e3a4097823"> 196</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#ga91ef25eaa56320684de5d1e3a4097823">opj_uint_floorlog2</a>(<a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> a)</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160;{</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; <a class="code" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> l;</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160; <span class="keywordflow">for</span> (l = 0; a &gt; 1; ++l) {</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; a &gt;&gt;= 1;</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; }</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; <span class="keywordflow">return</span> l;</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160;}</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160;</div>
<div class="line"><a name="l00211"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#gaa2130d6482126a20e6680f82b254857b"> 211</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#gaa2130d6482126a20e6680f82b254857b">opj_int_fix_mul</a>(<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160;{</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160;<span class="preprocessor">#if defined(_MSC_VER) &amp;&amp; (_MSC_VER &gt;= 1400) &amp;&amp; !defined(__INTEL_COMPILER) &amp;&amp; defined(_M_IX86)</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160; <a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a> temp = __emul(a, b);</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160; <a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a> temp = (<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>) a * (<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>) b ;</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; temp += 4096;</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160; assert((temp &gt;&gt; 13) &lt;= (<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>)0x7FFFFFFF);</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; assert((temp &gt;&gt; 13) &gt;= (-(<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>)0x7FFFFFFF - (<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>)1));</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160; <span class="keywordflow">return</span> (<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>)(temp &gt;&gt; 13);</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160;}</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160;</div>
<div class="line"><a name="l00224"></a><span class="lineno"><a class="line" href="group___o_p_j___i_n_t_m_a_t_h.html#ga5ce489e764483d741e8953475341ba14"> 224</a></span>&#160;<span class="keyword">static</span> <a class="code" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> <a class="code" href="group___o_p_j___i_n_t_m_a_t_h.html#ga5ce489e764483d741e8953475341ba14">opj_int_fix_mul_t1</a>(<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160;{</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160;<span class="preprocessor">#if defined(_MSC_VER) &amp;&amp; (_MSC_VER &gt;= 1400) &amp;&amp; !defined(__INTEL_COMPILER) &amp;&amp; defined(_M_IX86)</span></div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160; <a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a> temp = __emul(a, b);</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160; <a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a> temp = (<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>) a * (<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>) b ;</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160; temp += 4096;</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160; assert((temp &gt;&gt; (13 + 11 - <a class="code" href="group___t1.html#ga46ab5a09928a8d3872a6128d5aa80ca1">T1_NMSEDEC_FRACBITS</a>)) &lt;= (<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>)0x7FFFFFFF);</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160; assert((temp &gt;&gt; (13 + 11 - <a class="code" href="group___t1.html#ga46ab5a09928a8d3872a6128d5aa80ca1">T1_NMSEDEC_FRACBITS</a>)) &gt;= (-(<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>)0x7FFFFFFF -</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160; (<a class="code" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>)1));</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160; <span class="keywordflow">return</span> (<a class="code" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>)(temp &gt;&gt; (13 + 11 - <a class="code" href="group___t1.html#ga46ab5a09928a8d3872a6128d5aa80ca1">T1_NMSEDEC_FRACBITS</a>)) ;</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160;}</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160;</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160;<span class="comment">/* ----------------------------------------------------------------------- */</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160;</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* OPJ_INTMATH_H */</span><span class="preprocessor"></span></div>
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_ga5ce489e764483d741e8953475341ba14"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#ga5ce489e764483d741e8953475341ba14">opj_int_fix_mul_t1</a></div><div class="ttdeci">static INLINE OPJ_INT32 opj_int_fix_mul_t1(OPJ_INT32 a, OPJ_INT32 b)</div><div class="ttdef"><b>Definition:</b> opj_intmath.h:224</div></div>
<div class="ttc" id="index__manager_8c_html_ac1d9c713f42b405f9e353ec99b880755"><div class="ttname"><a href="index__manager_8c.html#ac1d9c713f42b405f9e353ec99b880755">min</a></div><div class="ttdeci">Byte4_t min(Byte4_t n1, Byte4_t n2)</div><div class="ttdef"><b>Definition:</b> index_manager.c:775</div></div>
added doxygen for latest release
2015-07-10 18:06:19 +02:00
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_gaac315c40dca690742df538fcc21d4f91"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#gaac315c40dca690742df538fcc21d4f91">opj_int_min</a></div><div class="ttdeci">static INLINE OPJ_INT32 opj_int_min(OPJ_INT32 a, OPJ_INT32 b)</div><div class="ttdoc">Get the minimum of two integers. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:56</div></div>
Update Doxygen doc
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<div class="ttc" id="index__manager_8c_html_aecefdbf80129b12f2ef66ccfbedbb7fe"><div class="ttname"><a href="index__manager_8c.html#aecefdbf80129b12f2ef66ccfbedbb7fe">max</a></div><div class="ttdeci">Byte4_t max(Byte4_t n1, Byte4_t n2)</div><div class="ttdef"><b>Definition:</b> index_manager.c:766</div></div>
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_gabdf6c78f5b60afd230901e5e0c57f491"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#gabdf6c78f5b60afd230901e5e0c57f491">opj_int_floordivpow2</a></div><div class="ttdeci">static INLINE OPJ_INT32 opj_int_floordivpow2(OPJ_INT32 a, OPJ_INT32 b)</div><div class="ttdoc">Divide an integer by a power of 2 and round downwards. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:176</div></div>
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_gae4b2e5a7c8b8f09faacc4a895f866ea1"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#gae4b2e5a7c8b8f09faacc4a895f866ea1">opj_uint_ceildiv</a></div><div class="ttdeci">static INLINE OPJ_UINT32 opj_uint_ceildiv(OPJ_UINT32 a, OPJ_UINT32 b)</div><div class="ttdoc">Divide an integer and round upwards. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:139</div></div>
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_ga6881e82a881556059d14d265a8d0aa25"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#ga6881e82a881556059d14d265a8d0aa25">opj_int64_ceildivpow2</a></div><div class="ttdeci">static INLINE OPJ_INT32 opj_int64_ceildivpow2(OPJ_INT64 a, OPJ_INT32 b)</div><div class="ttdoc">Divide a 64bits integer by a power of 2 and round upwards. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:158</div></div>
added doxygen for latest release
2015-07-10 18:06:19 +02:00
<div class="ttc" id="openjpeg_8h_html_a3cec91ef9e73677f0dbd60d4e42401b9"><div class="ttname"><a href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a></div><div class="ttdeci">int32_t OPJ_INT32</div><div class="ttdef"><b>Definition:</b> openjpeg.h:125</div></div>
Update Doxygen doc
2017-08-10 06:39:58 +02:00
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_gaaa1e441dec325d33ccd86aa7ca8ccfdc"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#gaaa1e441dec325d33ccd86aa7ca8ccfdc">opj_int_ceildivpow2</a></div><div class="ttdeci">static INLINE OPJ_INT32 opj_int_ceildivpow2(OPJ_INT32 a, OPJ_INT32 b)</div><div class="ttdoc">Divide an integer by a power of 2 and round upwards. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:149</div></div>
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_ga06c1c4470f9765a3ed04963b0daa111a"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#ga06c1c4470f9765a3ed04963b0daa111a">opj_uint_min</a></div><div class="ttdeci">static INLINE OPJ_UINT32 opj_uint_min(OPJ_UINT32 a, OPJ_UINT32 b)</div><div class="ttdoc">Get the minimum of two integers. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:65</div></div>
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_gaa6a55d57af96308459f6de414227ae40"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#gaa6a55d57af96308459f6de414227ae40">opj_int_floorlog2</a></div><div class="ttdeci">static INLINE OPJ_INT32 opj_int_floorlog2(OPJ_INT32 a)</div><div class="ttdoc">Get logarithm of an integer and round downwards. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:184</div></div>
added doxygen for latest release
2015-07-10 18:06:19 +02:00
<div class="ttc" id="openjpeg_8h_html_ad915cf26c4c9cc10a75b2d9287dbbb5e"><div class="ttname"><a href="openjpeg_8h.html#ad915cf26c4c9cc10a75b2d9287dbbb5e">OPJ_UINT64</a></div><div class="ttdeci">uint64_t OPJ_UINT64</div><div class="ttdef"><b>Definition:</b> openjpeg.h:128</div></div>
<div class="ttc" id="openjpeg_8h_html_a2eb6f9e0395b47b8d5e3eeae4fe0c116"><div class="ttname"><a href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a></div><div class="ttdeci">#define INLINE</div><div class="ttdef"><b>Definition:</b> openjpeg.h:65</div></div>
Update Doxygen doc
2017-08-10 06:39:58 +02:00
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_ga91ef25eaa56320684de5d1e3a4097823"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#ga91ef25eaa56320684de5d1e3a4097823">opj_uint_floorlog2</a></div><div class="ttdeci">static INLINE OPJ_UINT32 opj_uint_floorlog2(OPJ_UINT32 a)</div><div class="ttdoc">Get logarithm of an integer and round downwards. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:196</div></div>
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_ga2f7d5c3934ee6be38763652b7f80ea6c"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#ga2f7d5c3934ee6be38763652b7f80ea6c">opj_int_max</a></div><div class="ttdeci">static INLINE OPJ_INT32 opj_int_max(OPJ_INT32 a, OPJ_INT32 b)</div><div class="ttdoc">Get the maximum of two integers. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:74</div></div>
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_gaa2130d6482126a20e6680f82b254857b"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#gaa2130d6482126a20e6680f82b254857b">opj_int_fix_mul</a></div><div class="ttdeci">static INLINE OPJ_INT32 opj_int_fix_mul(OPJ_INT32 a, OPJ_INT32 b)</div><div class="ttdoc">Multiply two fixed-precision rational numbers. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:211</div></div>
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_gae592eb75f221decddec51834b6c4177d"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#gae592eb75f221decddec51834b6c4177d">opj_uint_ceildivpow2</a></div><div class="ttdeci">static INLINE OPJ_UINT32 opj_uint_ceildivpow2(OPJ_UINT32 a, OPJ_UINT32 b)</div><div class="ttdoc">Divide an integer by a power of 2 and round upwards. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:167</div></div>
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_ga2c3eb35fddab83fef25256485b926fc0"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#ga2c3eb35fddab83fef25256485b926fc0">opj_uint_max</a></div><div class="ttdeci">static INLINE OPJ_UINT32 opj_uint_max(OPJ_UINT32 a, OPJ_UINT32 b)</div><div class="ttdoc">Get the maximum of two integers. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:83</div></div>
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_gab00a7c3619b5af7595961047baff120e"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#gab00a7c3619b5af7595961047baff120e">opj_int_ceildiv</a></div><div class="ttdeci">static INLINE OPJ_INT32 opj_int_ceildiv(OPJ_INT32 a, OPJ_INT32 b)</div><div class="ttdoc">Divide an integer and round upwards. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:129</div></div>
<div class="ttc" id="group___t1_html_ga46ab5a09928a8d3872a6128d5aa80ca1"><div class="ttname"><a href="group___t1.html#ga46ab5a09928a8d3872a6128d5aa80ca1">T1_NMSEDEC_FRACBITS</a></div><div class="ttdeci">#define T1_NMSEDEC_FRACBITS</div><div class="ttdef"><b>Definition:</b> t1.h:68</div></div>
added doxygen for latest release
2015-07-10 18:06:19 +02:00
<div class="ttc" id="openjpeg_8h_html_a4cb1e6e6b6ef2df499d5c02f7df54cbb"><div class="ttname"><a href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a></div><div class="ttdeci">uint32_t OPJ_UINT32</div><div class="ttdef"><b>Definition:</b> openjpeg.h:126</div></div>
<div class="ttc" id="openjpeg_8h_html_a871a81193cb4972db35948edd67360bd"><div class="ttname"><a href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a></div><div class="ttdeci">int64_t OPJ_INT64</div><div class="ttdef"><b>Definition:</b> openjpeg.h:127</div></div>
Update Doxygen doc
2017-08-10 06:39:58 +02:00
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_gacaef279a9031adbd9319990646328a01"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#gacaef279a9031adbd9319990646328a01">opj_int_abs</a></div><div class="ttdeci">static INLINE OPJ_INT32 opj_int_abs(OPJ_INT32 a)</div><div class="ttdef"><b>Definition:</b> opj_intmath.h:121</div></div>
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_gaefb4572107a9aea093be96d966869a0d"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#gaefb4572107a9aea093be96d966869a0d">opj_int_clamp</a></div><div class="ttdeci">static INLINE OPJ_INT32 opj_int_clamp(OPJ_INT32 a, OPJ_INT32 min, OPJ_INT32 max)</div><div class="ttdoc">Clamp an integer inside an interval. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:107</div></div>
<div class="ttc" id="group___o_p_j___i_n_t_m_a_t_h_html_gab9aad885f5c9bc9e39420003b2b32fe5"><div class="ttname"><a href="group___o_p_j___i_n_t_m_a_t_h.html#gab9aad885f5c9bc9e39420003b2b32fe5">opj_uint_adds</a></div><div class="ttdeci">static INLINE OPJ_UINT32 opj_uint_adds(OPJ_UINT32 a, OPJ_UINT32 b)</div><div class="ttdoc">Get the saturated sum of two unsigned integers. </div><div class="ttdef"><b>Definition:</b> opj_intmath.h:92</div></div>
added doxygen for latest release
2015-07-10 18:06:19 +02:00
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