2.5.2 post: fix full changelog
[openjpeg.git] / doxygen / opj__intmath_8h.html
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47 <div class="title">opj_intmath.h File Reference</div>  </div>
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49 <div class="contents">
50
51 <p>Implementation of operations on integers (INT)  
52 <a href="#details">More...</a></p>
53
54 <p><a href="opj__intmath_8h_source.html">Go to the source code of this file.</a></p>
55 <table class="memberdecls">
56 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
57 Functions</h2></td></tr>
58 <tr><td colspan="2"><div class="groupHeader">Exported functions (see also openjpeg.h)</div></td></tr>
59 <tr class="memitem:aac315c40dca690742df538fcc21d4f91"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#aac315c40dca690742df538fcc21d4f91">opj_int_min</a> (<a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</td></tr>
60 <tr class="memdesc:aac315c40dca690742df538fcc21d4f91"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the minimum of two integers.  <a href="opj__intmath_8h.html#aac315c40dca690742df538fcc21d4f91">More...</a><br /></td></tr>
61 <tr class="separator:aac315c40dca690742df538fcc21d4f91"><td class="memSeparator" colspan="2">&#160;</td></tr>
62 <tr class="memitem:a06c1c4470f9765a3ed04963b0daa111a"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#a06c1c4470f9765a3ed04963b0daa111a">opj_uint_min</a> (<a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> a, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> b)</td></tr>
63 <tr class="memdesc:a06c1c4470f9765a3ed04963b0daa111a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the minimum of two integers.  <a href="opj__intmath_8h.html#a06c1c4470f9765a3ed04963b0daa111a">More...</a><br /></td></tr>
64 <tr class="separator:a06c1c4470f9765a3ed04963b0daa111a"><td class="memSeparator" colspan="2">&#160;</td></tr>
65 <tr class="memitem:a2f7d5c3934ee6be38763652b7f80ea6c"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#a2f7d5c3934ee6be38763652b7f80ea6c">opj_int_max</a> (<a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</td></tr>
66 <tr class="memdesc:a2f7d5c3934ee6be38763652b7f80ea6c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the maximum of two integers.  <a href="opj__intmath_8h.html#a2f7d5c3934ee6be38763652b7f80ea6c">More...</a><br /></td></tr>
67 <tr class="separator:a2f7d5c3934ee6be38763652b7f80ea6c"><td class="memSeparator" colspan="2">&#160;</td></tr>
68 <tr class="memitem:a2c3eb35fddab83fef25256485b926fc0"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#a2c3eb35fddab83fef25256485b926fc0">opj_uint_max</a> (<a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> a, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> b)</td></tr>
69 <tr class="memdesc:a2c3eb35fddab83fef25256485b926fc0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the maximum of two integers.  <a href="opj__intmath_8h.html#a2c3eb35fddab83fef25256485b926fc0">More...</a><br /></td></tr>
70 <tr class="separator:a2c3eb35fddab83fef25256485b926fc0"><td class="memSeparator" colspan="2">&#160;</td></tr>
71 <tr class="memitem:ab9aad885f5c9bc9e39420003b2b32fe5"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#ab9aad885f5c9bc9e39420003b2b32fe5">opj_uint_adds</a> (<a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> a, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> b)</td></tr>
72 <tr class="memdesc:ab9aad885f5c9bc9e39420003b2b32fe5"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the saturated sum of two unsigned integers.  <a href="opj__intmath_8h.html#ab9aad885f5c9bc9e39420003b2b32fe5">More...</a><br /></td></tr>
73 <tr class="separator:ab9aad885f5c9bc9e39420003b2b32fe5"><td class="memSeparator" colspan="2">&#160;</td></tr>
74 <tr class="memitem:aef70413f6c794150eec1fc019b4de2d4"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#aef70413f6c794150eec1fc019b4de2d4">opj_uint_subs</a> (<a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> a, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> b)</td></tr>
75 <tr class="memdesc:aef70413f6c794150eec1fc019b4de2d4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the saturated difference of two unsigned integers.  <a href="opj__intmath_8h.html#aef70413f6c794150eec1fc019b4de2d4">More...</a><br /></td></tr>
76 <tr class="separator:aef70413f6c794150eec1fc019b4de2d4"><td class="memSeparator" colspan="2">&#160;</td></tr>
77 <tr class="memitem:aefb4572107a9aea093be96d966869a0d"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#aefb4572107a9aea093be96d966869a0d">opj_int_clamp</a> (<a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> <a class="el" href="index__manager_8c.html#ac1d9c713f42b405f9e353ec99b880755">min</a>, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> <a class="el" href="index__manager_8c.html#aecefdbf80129b12f2ef66ccfbedbb7fe">max</a>)</td></tr>
78 <tr class="memdesc:aefb4572107a9aea093be96d966869a0d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Clamp an integer inside an interval.  <a href="opj__intmath_8h.html#aefb4572107a9aea093be96d966869a0d">More...</a><br /></td></tr>
79 <tr class="separator:aefb4572107a9aea093be96d966869a0d"><td class="memSeparator" colspan="2">&#160;</td></tr>
80 <tr class="memitem:a20a9a9e2aee9a99897131989b4a9e7e9"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#a20a9a9e2aee9a99897131989b4a9e7e9">opj_int64_clamp</a> (<a class="el" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a> a, <a class="el" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a> <a class="el" href="index__manager_8c.html#ac1d9c713f42b405f9e353ec99b880755">min</a>, <a class="el" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a> <a class="el" href="index__manager_8c.html#aecefdbf80129b12f2ef66ccfbedbb7fe">max</a>)</td></tr>
81 <tr class="memdesc:a20a9a9e2aee9a99897131989b4a9e7e9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Clamp an integer inside an interval.  <a href="opj__intmath_8h.html#a20a9a9e2aee9a99897131989b4a9e7e9">More...</a><br /></td></tr>
82 <tr class="separator:a20a9a9e2aee9a99897131989b4a9e7e9"><td class="memSeparator" colspan="2">&#160;</td></tr>
83 <tr class="memitem:acaef279a9031adbd9319990646328a01"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#acaef279a9031adbd9319990646328a01">opj_int_abs</a> (<a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a)</td></tr>
84 <tr class="separator:acaef279a9031adbd9319990646328a01"><td class="memSeparator" colspan="2">&#160;</td></tr>
85 <tr class="memitem:ab00a7c3619b5af7595961047baff120e"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#ab00a7c3619b5af7595961047baff120e">opj_int_ceildiv</a> (<a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</td></tr>
86 <tr class="memdesc:ab00a7c3619b5af7595961047baff120e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Divide an integer and round upwards.  <a href="opj__intmath_8h.html#ab00a7c3619b5af7595961047baff120e">More...</a><br /></td></tr>
87 <tr class="separator:ab00a7c3619b5af7595961047baff120e"><td class="memSeparator" colspan="2">&#160;</td></tr>
88 <tr class="memitem:ae4b2e5a7c8b8f09faacc4a895f866ea1"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#ae4b2e5a7c8b8f09faacc4a895f866ea1">opj_uint_ceildiv</a> (<a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> a, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> b)</td></tr>
89 <tr class="memdesc:ae4b2e5a7c8b8f09faacc4a895f866ea1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Divide an integer and round upwards.  <a href="opj__intmath_8h.html#ae4b2e5a7c8b8f09faacc4a895f866ea1">More...</a><br /></td></tr>
90 <tr class="separator:ae4b2e5a7c8b8f09faacc4a895f866ea1"><td class="memSeparator" colspan="2">&#160;</td></tr>
91 <tr class="memitem:aaa1e441dec325d33ccd86aa7ca8ccfdc"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#aaa1e441dec325d33ccd86aa7ca8ccfdc">opj_int_ceildivpow2</a> (<a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</td></tr>
92 <tr class="memdesc:aaa1e441dec325d33ccd86aa7ca8ccfdc"><td class="mdescLeft">&#160;</td><td class="mdescRight">Divide an integer by a power of 2 and round upwards.  <a href="opj__intmath_8h.html#aaa1e441dec325d33ccd86aa7ca8ccfdc">More...</a><br /></td></tr>
93 <tr class="separator:aaa1e441dec325d33ccd86aa7ca8ccfdc"><td class="memSeparator" colspan="2">&#160;</td></tr>
94 <tr class="memitem:a6881e82a881556059d14d265a8d0aa25"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#a6881e82a881556059d14d265a8d0aa25">opj_int64_ceildivpow2</a> (<a class="el" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a> a, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</td></tr>
95 <tr class="memdesc:a6881e82a881556059d14d265a8d0aa25"><td class="mdescLeft">&#160;</td><td class="mdescRight">Divide a 64bits integer by a power of 2 and round upwards.  <a href="opj__intmath_8h.html#a6881e82a881556059d14d265a8d0aa25">More...</a><br /></td></tr>
96 <tr class="separator:a6881e82a881556059d14d265a8d0aa25"><td class="memSeparator" colspan="2">&#160;</td></tr>
97 <tr class="memitem:ae592eb75f221decddec51834b6c4177d"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#ae592eb75f221decddec51834b6c4177d">opj_uint_ceildivpow2</a> (<a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> a, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> b)</td></tr>
98 <tr class="memdesc:ae592eb75f221decddec51834b6c4177d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Divide an integer by a power of 2 and round upwards.  <a href="opj__intmath_8h.html#ae592eb75f221decddec51834b6c4177d">More...</a><br /></td></tr>
99 <tr class="separator:ae592eb75f221decddec51834b6c4177d"><td class="memSeparator" colspan="2">&#160;</td></tr>
100 <tr class="memitem:abdf6c78f5b60afd230901e5e0c57f491"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#abdf6c78f5b60afd230901e5e0c57f491">opj_int_floordivpow2</a> (<a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</td></tr>
101 <tr class="memdesc:abdf6c78f5b60afd230901e5e0c57f491"><td class="mdescLeft">&#160;</td><td class="mdescRight">Divide an integer by a power of 2 and round downwards.  <a href="opj__intmath_8h.html#abdf6c78f5b60afd230901e5e0c57f491">More...</a><br /></td></tr>
102 <tr class="separator:abdf6c78f5b60afd230901e5e0c57f491"><td class="memSeparator" colspan="2">&#160;</td></tr>
103 <tr class="memitem:a6972ea9bd03fb83a3421e2578fa486f1"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#a6972ea9bd03fb83a3421e2578fa486f1">opj_uint_floordivpow2</a> (<a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> a, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> b)</td></tr>
104 <tr class="memdesc:a6972ea9bd03fb83a3421e2578fa486f1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Divide an integer by a power of 2 and round downwards.  <a href="opj__intmath_8h.html#a6972ea9bd03fb83a3421e2578fa486f1">More...</a><br /></td></tr>
105 <tr class="separator:a6972ea9bd03fb83a3421e2578fa486f1"><td class="memSeparator" colspan="2">&#160;</td></tr>
106 <tr class="memitem:aa6a55d57af96308459f6de414227ae40"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#aa6a55d57af96308459f6de414227ae40">opj_int_floorlog2</a> (<a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a)</td></tr>
107 <tr class="memdesc:aa6a55d57af96308459f6de414227ae40"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get logarithm of an integer and round downwards.  <a href="opj__intmath_8h.html#aa6a55d57af96308459f6de414227ae40">More...</a><br /></td></tr>
108 <tr class="separator:aa6a55d57af96308459f6de414227ae40"><td class="memSeparator" colspan="2">&#160;</td></tr>
109 <tr class="memitem:a91ef25eaa56320684de5d1e3a4097823"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#a91ef25eaa56320684de5d1e3a4097823">opj_uint_floorlog2</a> (<a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> a)</td></tr>
110 <tr class="memdesc:a91ef25eaa56320684de5d1e3a4097823"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get logarithm of an integer and round downwards.  <a href="opj__intmath_8h.html#a91ef25eaa56320684de5d1e3a4097823">More...</a><br /></td></tr>
111 <tr class="separator:a91ef25eaa56320684de5d1e3a4097823"><td class="memSeparator" colspan="2">&#160;</td></tr>
112 <tr class="memitem:aa2130d6482126a20e6680f82b254857b"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#aa2130d6482126a20e6680f82b254857b">opj_int_fix_mul</a> (<a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</td></tr>
113 <tr class="memdesc:aa2130d6482126a20e6680f82b254857b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Multiply two fixed-precision rational numbers.  <a href="opj__intmath_8h.html#aa2130d6482126a20e6680f82b254857b">More...</a><br /></td></tr>
114 <tr class="separator:aa2130d6482126a20e6680f82b254857b"><td class="memSeparator" colspan="2">&#160;</td></tr>
115 <tr class="memitem:a5ce489e764483d741e8953475341ba14"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#a5ce489e764483d741e8953475341ba14">opj_int_fix_mul_t1</a> (<a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</td></tr>
116 <tr class="separator:a5ce489e764483d741e8953475341ba14"><td class="memSeparator" colspan="2">&#160;</td></tr>
117 <tr class="memitem:a384853368e8aae9b2b5130746bed0566"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#a384853368e8aae9b2b5130746bed0566">opj_int_add_no_overflow</a> (<a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</td></tr>
118 <tr class="memdesc:a384853368e8aae9b2b5130746bed0566"><td class="mdescLeft">&#160;</td><td class="mdescRight">Addition two signed integers with a wrap-around behaviour.  <a href="opj__intmath_8h.html#a384853368e8aae9b2b5130746bed0566">More...</a><br /></td></tr>
119 <tr class="separator:a384853368e8aae9b2b5130746bed0566"><td class="memSeparator" colspan="2">&#160;</td></tr>
120 <tr class="memitem:a4f7a6ab779e13fa2116b4b820173190d"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="opj__intmath_8h.html#a4f7a6ab779e13fa2116b4b820173190d">opj_int_sub_no_overflow</a> (<a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> a, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> b)</td></tr>
121 <tr class="memdesc:a4f7a6ab779e13fa2116b4b820173190d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Subtract two signed integers with a wrap-around behaviour.  <a href="opj__intmath_8h.html#a4f7a6ab779e13fa2116b4b820173190d">More...</a><br /></td></tr>
122 <tr class="separator:a4f7a6ab779e13fa2116b4b820173190d"><td class="memSeparator" colspan="2">&#160;</td></tr>
123 </table>
124 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
125 <div class="textblock"><p>Implementation of operations on integers (INT) </p>
126 <p>The functions in <a class="el" href="opj__intmath_8h.html" title="Implementation of operations on integers (INT)">OPJ_INTMATH.H</a> have for goal to realize operations on integers. </p>
127 </div><h2 class="groupheader">Function Documentation</h2>
128 <a id="a6881e82a881556059d14d265a8d0aa25"></a>
129 <h2 class="memtitle"><span class="permalink"><a href="#a6881e82a881556059d14d265a8d0aa25">&#9670;&nbsp;</a></span>opj_int64_ceildivpow2()</h2>
130
131 <div class="memitem">
132 <div class="memproto">
133 <table class="mlabels">
134   <tr>
135   <td class="mlabels-left">
136       <table class="memname">
137         <tr>
138           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> opj_int64_ceildivpow2 </td>
139           <td>(</td>
140           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>&#160;</td>
141           <td class="paramname"><em>a</em>, </td>
142         </tr>
143         <tr>
144           <td class="paramkey"></td>
145           <td></td>
146           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
147           <td class="paramname"><em>b</em>&#160;</td>
148         </tr>
149         <tr>
150           <td></td>
151           <td>)</td>
152           <td></td><td></td>
153         </tr>
154       </table>
155   </td>
156   <td class="mlabels-right">
157 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
158   </tr>
159 </table>
160 </div><div class="memdoc">
161
162 <p>Divide a 64bits integer by a power of 2 and round upwards. </p>
163 <dl class="section return"><dt>Returns</dt><dd>Returns a divided by 2^b </dd></dl>
164
165 <p class="reference">Referenced by <a class="el" href="tcd_8c.html#a0e4d491f4d95e89b9f113664431faffc">opj_tcd_init_tile()</a>.</p>
166
167 </div>
168 </div>
169 <a id="a20a9a9e2aee9a99897131989b4a9e7e9"></a>
170 <h2 class="memtitle"><span class="permalink"><a href="#a20a9a9e2aee9a99897131989b4a9e7e9">&#9670;&nbsp;</a></span>opj_int64_clamp()</h2>
171
172 <div class="memitem">
173 <div class="memproto">
174 <table class="mlabels">
175   <tr>
176   <td class="mlabels-left">
177       <table class="memname">
178         <tr>
179           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a> opj_int64_clamp </td>
180           <td>(</td>
181           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>&#160;</td>
182           <td class="paramname"><em>a</em>, </td>
183         </tr>
184         <tr>
185           <td class="paramkey"></td>
186           <td></td>
187           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>&#160;</td>
188           <td class="paramname"><em>min</em>, </td>
189         </tr>
190         <tr>
191           <td class="paramkey"></td>
192           <td></td>
193           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a871a81193cb4972db35948edd67360bd">OPJ_INT64</a>&#160;</td>
194           <td class="paramname"><em>max</em>&#160;</td>
195         </tr>
196         <tr>
197           <td></td>
198           <td>)</td>
199           <td></td><td></td>
200         </tr>
201       </table>
202   </td>
203   <td class="mlabels-right">
204 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
205   </tr>
206 </table>
207 </div><div class="memdoc">
208
209 <p>Clamp an integer inside an interval. </p>
210 <dl class="section return"><dt>Returns</dt><dd><ul>
211 <li>
212 Returns a if (min &lt; a &lt; max) </li>
213 <li>
214 Returns max if (a &gt; max) </li>
215 <li>
216 Returns min if (a &lt; min) </li>
217 </ul>
218 </dd></dl>
219
220 <p class="reference">References <a class="el" href="index__manager_8c.html#aecefdbf80129b12f2ef66ccfbedbb7fe">max()</a>, and <a class="el" href="index__manager_8c.html#ac1d9c713f42b405f9e353ec99b880755">min()</a>.</p>
221
222 <p class="reference">Referenced by <a class="el" href="tcd_8c.html#a9dc572b0982c7d7db4f3c53d8ccfdce6">opj_tcd_dc_level_shift_decode()</a>.</p>
223
224 </div>
225 </div>
226 <a id="acaef279a9031adbd9319990646328a01"></a>
227 <h2 class="memtitle"><span class="permalink"><a href="#acaef279a9031adbd9319990646328a01">&#9670;&nbsp;</a></span>opj_int_abs()</h2>
228
229 <div class="memitem">
230 <div class="memproto">
231 <table class="mlabels">
232   <tr>
233   <td class="mlabels-left">
234       <table class="memname">
235         <tr>
236           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> opj_int_abs </td>
237           <td>(</td>
238           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
239           <td class="paramname"><em>a</em></td><td>)</td>
240           <td></td>
241         </tr>
242       </table>
243   </td>
244   <td class="mlabels-right">
245 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
246   </tr>
247 </table>
248 </div><div class="memdoc">
249 <dl class="section return"><dt>Returns</dt><dd>Get absolute value of integer </dd></dl>
250
251 <p class="reference">Referenced by <a class="el" href="dwt_8c.html#a92372f690a06c336343d9b1936356fa0">opj_dwt_encode_step1_combined()</a>.</p>
252
253 </div>
254 </div>
255 <a id="a384853368e8aae9b2b5130746bed0566"></a>
256 <h2 class="memtitle"><span class="permalink"><a href="#a384853368e8aae9b2b5130746bed0566">&#9670;&nbsp;</a></span>opj_int_add_no_overflow()</h2>
257
258 <div class="memitem">
259 <div class="memproto">
260 <table class="mlabels">
261   <tr>
262   <td class="mlabels-left">
263       <table class="memname">
264         <tr>
265           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> opj_int_add_no_overflow </td>
266           <td>(</td>
267           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
268           <td class="paramname"><em>a</em>, </td>
269         </tr>
270         <tr>
271           <td class="paramkey"></td>
272           <td></td>
273           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
274           <td class="paramname"><em>b</em>&#160;</td>
275         </tr>
276         <tr>
277           <td></td>
278           <td>)</td>
279           <td></td><td></td>
280         </tr>
281       </table>
282   </td>
283   <td class="mlabels-right">
284 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
285   </tr>
286 </table>
287 </div><div class="memdoc">
288
289 <p>Addition two signed integers with a wrap-around behaviour. </p>
290 <p>Assumes complement-to-two signed integers. </p><dl class="params"><dt>Parameters</dt><dd>
291   <table class="params">
292     <tr><td class="paramname">a</td><td></td></tr>
293     <tr><td class="paramname">b</td><td></td></tr>
294   </table>
295   </dd>
296 </dl>
297 <dl class="section return"><dt>Returns</dt><dd>Returns a + b </dd></dl>
298
299 <p class="reference">Referenced by <a class="el" href="dwt_8c.html#a6a4d5e05c76cd5c053c352a279efe3fe">opj_dwt_decode_partial_1()</a>, <a class="el" href="dwt_8c.html#a8b5d49615ec89ef1726ca79aa44fecec">opj_dwt_decode_partial_1_parallel()</a>, <a class="el" href="dwt_8c.html#af9334a52e412121d2c84f8a70425bd79">opj_idwt3_v_cas0()</a>, <a class="el" href="dwt_8c.html#aa1e1d65844d59fd0182bc2c5355144f5">opj_idwt53_h_cas0()</a>, and <a class="el" href="dwt_8c.html#aa1a47075793852c4d73935ab6c4305d1">opj_idwt53_h_cas1()</a>.</p>
300
301 </div>
302 </div>
303 <a id="ab00a7c3619b5af7595961047baff120e"></a>
304 <h2 class="memtitle"><span class="permalink"><a href="#ab00a7c3619b5af7595961047baff120e">&#9670;&nbsp;</a></span>opj_int_ceildiv()</h2>
305
306 <div class="memitem">
307 <div class="memproto">
308 <table class="mlabels">
309   <tr>
310   <td class="mlabels-left">
311       <table class="memname">
312         <tr>
313           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> opj_int_ceildiv </td>
314           <td>(</td>
315           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
316           <td class="paramname"><em>a</em>, </td>
317         </tr>
318         <tr>
319           <td class="paramkey"></td>
320           <td></td>
321           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
322           <td class="paramname"><em>b</em>&#160;</td>
323         </tr>
324         <tr>
325           <td></td>
326           <td>)</td>
327           <td></td><td></td>
328         </tr>
329       </table>
330   </td>
331   <td class="mlabels-right">
332 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
333   </tr>
334 </table>
335 </div><div class="memdoc">
336
337 <p>Divide an integer and round upwards. </p>
338 <dl class="section return"><dt>Returns</dt><dd>Returns a divided by b </dd></dl>
339
340 <p class="reference">Referenced by <a class="el" href="j2k_8c.html#a137ed861d6b253613d162498afe49159">opj_get_tile_dimensions()</a>, <a class="el" href="j2k_8h.html#a60371d3609364bf033e8c244599abf6f">opj_j2k_get_tile()</a>, <a class="el" href="j2k_8c.html#aa91c21b73fc17028a77ba44d3987f17a">opj_j2k_read_siz()</a>, <a class="el" href="j2k_8h.html#ab4cb6916a495309faab2dd7cb587ccb8">opj_j2k_set_decode_area()</a>, <a class="el" href="j2k_8h.html#a4a6561d0899d91b38099da38814cbe86">opj_j2k_setup_encoder()</a>, <a class="el" href="j2k_8c.html#a2759cc4cb3d0819cfa0625ffc698493a">opj_j2k_update_image_dimensions()</a>, and <a class="el" href="tcd_8c.html#a0e4d491f4d95e89b9f113664431faffc">opj_tcd_init_tile()</a>.</p>
341
342 </div>
343 </div>
344 <a id="aaa1e441dec325d33ccd86aa7ca8ccfdc"></a>
345 <h2 class="memtitle"><span class="permalink"><a href="#aaa1e441dec325d33ccd86aa7ca8ccfdc">&#9670;&nbsp;</a></span>opj_int_ceildivpow2()</h2>
346
347 <div class="memitem">
348 <div class="memproto">
349 <table class="mlabels">
350   <tr>
351   <td class="mlabels-left">
352       <table class="memname">
353         <tr>
354           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> opj_int_ceildivpow2 </td>
355           <td>(</td>
356           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
357           <td class="paramname"><em>a</em>, </td>
358         </tr>
359         <tr>
360           <td class="paramkey"></td>
361           <td></td>
362           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
363           <td class="paramname"><em>b</em>&#160;</td>
364         </tr>
365         <tr>
366           <td></td>
367           <td>)</td>
368           <td></td><td></td>
369         </tr>
370       </table>
371   </td>
372   <td class="mlabels-right">
373 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
374   </tr>
375 </table>
376 </div><div class="memdoc">
377
378 <p>Divide an integer by a power of 2 and round upwards. </p>
379 <dl class="section return"><dt>Returns</dt><dd>Returns a divided by 2^b </dd></dl>
380
381 <p class="reference">Referenced by <a class="el" href="bench__dwt_8c.html#a08e91e8e4298f498913436a2006496b0">init_tilec()</a>, <a class="el" href="j2k_8h.html#a60371d3609364bf033e8c244599abf6f">opj_j2k_get_tile()</a>, <a class="el" href="j2k_8c.html#a2759cc4cb3d0819cfa0625ffc698493a">opj_j2k_update_image_dimensions()</a>, and <a class="el" href="tcd_8c.html#a0e4d491f4d95e89b9f113664431faffc">opj_tcd_init_tile()</a>.</p>
382
383 </div>
384 </div>
385 <a id="aefb4572107a9aea093be96d966869a0d"></a>
386 <h2 class="memtitle"><span class="permalink"><a href="#aefb4572107a9aea093be96d966869a0d">&#9670;&nbsp;</a></span>opj_int_clamp()</h2>
387
388 <div class="memitem">
389 <div class="memproto">
390 <table class="mlabels">
391   <tr>
392   <td class="mlabels-left">
393       <table class="memname">
394         <tr>
395           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> opj_int_clamp </td>
396           <td>(</td>
397           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
398           <td class="paramname"><em>a</em>, </td>
399         </tr>
400         <tr>
401           <td class="paramkey"></td>
402           <td></td>
403           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
404           <td class="paramname"><em>min</em>, </td>
405         </tr>
406         <tr>
407           <td class="paramkey"></td>
408           <td></td>
409           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
410           <td class="paramname"><em>max</em>&#160;</td>
411         </tr>
412         <tr>
413           <td></td>
414           <td>)</td>
415           <td></td><td></td>
416         </tr>
417       </table>
418   </td>
419   <td class="mlabels-right">
420 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
421   </tr>
422 </table>
423 </div><div class="memdoc">
424
425 <p>Clamp an integer inside an interval. </p>
426 <dl class="section return"><dt>Returns</dt><dd><ul>
427 <li>
428 Returns a if (min &lt; a &lt; max) </li>
429 <li>
430 Returns max if (a &gt; max) </li>
431 <li>
432 Returns min if (a &lt; min) </li>
433 </ul>
434 </dd></dl>
435
436 <p class="reference">References <a class="el" href="index__manager_8c.html#aecefdbf80129b12f2ef66ccfbedbb7fe">max()</a>, and <a class="el" href="index__manager_8c.html#ac1d9c713f42b405f9e353ec99b880755">min()</a>.</p>
437
438 <p class="reference">Referenced by <a class="el" href="tcd_8c.html#a9dc572b0982c7d7db4f3c53d8ccfdce6">opj_tcd_dc_level_shift_decode()</a>.</p>
439
440 </div>
441 </div>
442 <a id="aa2130d6482126a20e6680f82b254857b"></a>
443 <h2 class="memtitle"><span class="permalink"><a href="#aa2130d6482126a20e6680f82b254857b">&#9670;&nbsp;</a></span>opj_int_fix_mul()</h2>
444
445 <div class="memitem">
446 <div class="memproto">
447 <table class="mlabels">
448   <tr>
449   <td class="mlabels-left">
450       <table class="memname">
451         <tr>
452           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> opj_int_fix_mul </td>
453           <td>(</td>
454           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
455           <td class="paramname"><em>a</em>, </td>
456         </tr>
457         <tr>
458           <td class="paramkey"></td>
459           <td></td>
460           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
461           <td class="paramname"><em>b</em>&#160;</td>
462         </tr>
463         <tr>
464           <td></td>
465           <td>)</td>
466           <td></td><td></td>
467         </tr>
468       </table>
469   </td>
470   <td class="mlabels-right">
471 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
472   </tr>
473 </table>
474 </div><div class="memdoc">
475
476 <p>Multiply two fixed-precision rational numbers. </p>
477 <dl class="params"><dt>Parameters</dt><dd>
478   <table class="params">
479     <tr><td class="paramname">a</td><td></td></tr>
480     <tr><td class="paramname">b</td><td></td></tr>
481   </table>
482   </dd>
483 </dl>
484 <dl class="section return"><dt>Returns</dt><dd>Returns a * b </dd></dl>
485
486 <p class="reference">Referenced by <a class="el" href="mct_8h.html#a999711520bb2752ac63dcce4bb83f3a3">opj_mct_encode_custom()</a>.</p>
487
488 </div>
489 </div>
490 <a id="a5ce489e764483d741e8953475341ba14"></a>
491 <h2 class="memtitle"><span class="permalink"><a href="#a5ce489e764483d741e8953475341ba14">&#9670;&nbsp;</a></span>opj_int_fix_mul_t1()</h2>
492
493 <div class="memitem">
494 <div class="memproto">
495 <table class="mlabels">
496   <tr>
497   <td class="mlabels-left">
498       <table class="memname">
499         <tr>
500           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> opj_int_fix_mul_t1 </td>
501           <td>(</td>
502           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
503           <td class="paramname"><em>a</em>, </td>
504         </tr>
505         <tr>
506           <td class="paramkey"></td>
507           <td></td>
508           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
509           <td class="paramname"><em>b</em>&#160;</td>
510         </tr>
511         <tr>
512           <td></td>
513           <td>)</td>
514           <td></td><td></td>
515         </tr>
516       </table>
517   </td>
518   <td class="mlabels-right">
519 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
520   </tr>
521 </table>
522 </div><div class="memdoc">
523
524 <p class="reference">References <a class="el" href="t1_8h.html#a46ab5a09928a8d3872a6128d5aa80ca1">T1_NMSEDEC_FRACBITS</a>.</p>
525
526 </div>
527 </div>
528 <a id="abdf6c78f5b60afd230901e5e0c57f491"></a>
529 <h2 class="memtitle"><span class="permalink"><a href="#abdf6c78f5b60afd230901e5e0c57f491">&#9670;&nbsp;</a></span>opj_int_floordivpow2()</h2>
530
531 <div class="memitem">
532 <div class="memproto">
533 <table class="mlabels">
534   <tr>
535   <td class="mlabels-left">
536       <table class="memname">
537         <tr>
538           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> opj_int_floordivpow2 </td>
539           <td>(</td>
540           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
541           <td class="paramname"><em>a</em>, </td>
542         </tr>
543         <tr>
544           <td class="paramkey"></td>
545           <td></td>
546           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
547           <td class="paramname"><em>b</em>&#160;</td>
548         </tr>
549         <tr>
550           <td></td>
551           <td>)</td>
552           <td></td><td></td>
553         </tr>
554       </table>
555   </td>
556   <td class="mlabels-right">
557 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
558   </tr>
559 </table>
560 </div><div class="memdoc">
561
562 <p>Divide an integer by a power of 2 and round downwards. </p>
563 <dl class="section return"><dt>Returns</dt><dd>Returns a divided by 2^b </dd></dl>
564
565 <p class="reference">Referenced by <a class="el" href="tcd_8c.html#a0e4d491f4d95e89b9f113664431faffc">opj_tcd_init_tile()</a>.</p>
566
567 </div>
568 </div>
569 <a id="aa6a55d57af96308459f6de414227ae40"></a>
570 <h2 class="memtitle"><span class="permalink"><a href="#aa6a55d57af96308459f6de414227ae40">&#9670;&nbsp;</a></span>opj_int_floorlog2()</h2>
571
572 <div class="memitem">
573 <div class="memproto">
574 <table class="mlabels">
575   <tr>
576   <td class="mlabels-left">
577       <table class="memname">
578         <tr>
579           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> opj_int_floorlog2 </td>
580           <td>(</td>
581           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
582           <td class="paramname"><em>a</em></td><td>)</td>
583           <td></td>
584         </tr>
585       </table>
586   </td>
587   <td class="mlabels-right">
588 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
589   </tr>
590 </table>
591 </div><div class="memdoc">
592
593 <p>Get logarithm of an integer and round downwards. </p>
594 <dl class="section return"><dt>Returns</dt><dd>Returns log2(a) </dd></dl>
595
596 <p class="reference">Referenced by <a class="el" href="dwt_8c.html#ab25c1a377c367a7246c24179477cd956">opj_dwt_encode_stepsize()</a>, <a class="el" href="j2k_8h.html#a4a6561d0899d91b38099da38814cbe86">opj_j2k_setup_encoder()</a>, <a class="el" href="t1_8c.html#a0066492bf8c292bf235c1c754a3272bf">opj_t1_encode_cblk()</a>, and <a class="el" href="t2_8c.html#af46b03251519f1cba8bb01da5abc2169">opj_t2_encode_packet()</a>.</p>
597
598 </div>
599 </div>
600 <a id="a2f7d5c3934ee6be38763652b7f80ea6c"></a>
601 <h2 class="memtitle"><span class="permalink"><a href="#a2f7d5c3934ee6be38763652b7f80ea6c">&#9670;&nbsp;</a></span>opj_int_max()</h2>
602
603 <div class="memitem">
604 <div class="memproto">
605 <table class="mlabels">
606   <tr>
607   <td class="mlabels-left">
608       <table class="memname">
609         <tr>
610           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> opj_int_max </td>
611           <td>(</td>
612           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
613           <td class="paramname"><em>a</em>, </td>
614         </tr>
615         <tr>
616           <td class="paramkey"></td>
617           <td></td>
618           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
619           <td class="paramname"><em>b</em>&#160;</td>
620         </tr>
621         <tr>
622           <td></td>
623           <td>)</td>
624           <td></td><td></td>
625         </tr>
626       </table>
627   </td>
628   <td class="mlabels-right">
629 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
630   </tr>
631 </table>
632 </div><div class="memdoc">
633
634 <p>Get the maximum of two integers. </p>
635 <dl class="section return"><dt>Returns</dt><dd>Returns a if a &gt; b else b </dd></dl>
636
637 <p class="reference">Referenced by <a class="el" href="t1__generate__luts_8c.html#a3c04138a5bfe5d72780bb7e82a18e627">main()</a>, <a class="el" href="j2k_8c.html#ae73d42871d377e6fa71701f85a017bd8">opj_j2k_update_rates()</a>, <a class="el" href="t1_8c.html#a0066492bf8c292bf235c1c754a3272bf">opj_t1_encode_cblk()</a>, <a class="el" href="t2_8c.html#af46b03251519f1cba8bb01da5abc2169">opj_t2_encode_packet()</a>, and <a class="el" href="tcd_8c.html#a0e4d491f4d95e89b9f113664431faffc">opj_tcd_init_tile()</a>.</p>
638
639 </div>
640 </div>
641 <a id="aac315c40dca690742df538fcc21d4f91"></a>
642 <h2 class="memtitle"><span class="permalink"><a href="#aac315c40dca690742df538fcc21d4f91">&#9670;&nbsp;</a></span>opj_int_min()</h2>
643
644 <div class="memitem">
645 <div class="memproto">
646 <table class="mlabels">
647   <tr>
648   <td class="mlabels-left">
649       <table class="memname">
650         <tr>
651           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> opj_int_min </td>
652           <td>(</td>
653           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
654           <td class="paramname"><em>a</em>, </td>
655         </tr>
656         <tr>
657           <td class="paramkey"></td>
658           <td></td>
659           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
660           <td class="paramname"><em>b</em>&#160;</td>
661         </tr>
662         <tr>
663           <td></td>
664           <td>)</td>
665           <td></td><td></td>
666         </tr>
667       </table>
668   </td>
669   <td class="mlabels-right">
670 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
671   </tr>
672 </table>
673 </div><div class="memdoc">
674
675 <p>Get the minimum of two integers. </p>
676 <dl class="section return"><dt>Returns</dt><dd>Returns a if a &lt; b else b </dd></dl>
677
678 <p class="reference">Referenced by <a class="el" href="dwt_8c.html#acca3542ea2b26665c497eeceece2698b">opj_dwt_encode_1_real()</a>, <a class="el" href="dwt_8c.html#a73fa649f429612dccea5206f625bd806">opj_dwt_encode_and_deinterleave_v_real()</a>, <a class="el" href="j2k_8c.html#ae73d42871d377e6fa71701f85a017bd8">opj_j2k_update_rates()</a>, <a class="el" href="j2k_8c.html#a6578bb0829fb3fa9609a5cd91d2ae451">opj_j2k_write_poc_in_memory()</a>, <a class="el" href="t2_8c.html#afd30efdfea1361431cf3c8ad04d48458">opj_t2_read_packet_header()</a>, <a class="el" href="tcd_8c.html#a0e4d491f4d95e89b9f113664431faffc">opj_tcd_init_tile()</a>, <a class="el" href="dwt_8c.html#a179675970c058b6143e3b1d8c935b960">opj_v8dwt_decode()</a>, <a class="el" href="t1__generate__luts_8c.html#a0d8d0c9e9b5ab24f4b8b0cce62369bd7">t1_init_ctxno_sc()</a>, and <a class="el" href="t1__generate__luts_8c.html#af6d2f9d77ce41b6cac5b5849ed854fb6">t1_init_spb()</a>.</p>
679
680 </div>
681 </div>
682 <a id="a4f7a6ab779e13fa2116b4b820173190d"></a>
683 <h2 class="memtitle"><span class="permalink"><a href="#a4f7a6ab779e13fa2116b4b820173190d">&#9670;&nbsp;</a></span>opj_int_sub_no_overflow()</h2>
684
685 <div class="memitem">
686 <div class="memproto">
687 <table class="mlabels">
688   <tr>
689   <td class="mlabels-left">
690       <table class="memname">
691         <tr>
692           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> opj_int_sub_no_overflow </td>
693           <td>(</td>
694           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
695           <td class="paramname"><em>a</em>, </td>
696         </tr>
697         <tr>
698           <td class="paramkey"></td>
699           <td></td>
700           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
701           <td class="paramname"><em>b</em>&#160;</td>
702         </tr>
703         <tr>
704           <td></td>
705           <td>)</td>
706           <td></td><td></td>
707         </tr>
708       </table>
709   </td>
710   <td class="mlabels-right">
711 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
712   </tr>
713 </table>
714 </div><div class="memdoc">
715
716 <p>Subtract two signed integers with a wrap-around behaviour. </p>
717 <p>Assumes complement-to-two signed integers. </p><dl class="params"><dt>Parameters</dt><dd>
718   <table class="params">
719     <tr><td class="paramname">a</td><td></td></tr>
720     <tr><td class="paramname">b</td><td></td></tr>
721   </table>
722   </dd>
723 </dl>
724 <dl class="section return"><dt>Returns</dt><dd>Returns a - b </dd></dl>
725
726 <p class="reference">Referenced by <a class="el" href="dwt_8c.html#a6a4d5e05c76cd5c053c352a279efe3fe">opj_dwt_decode_partial_1()</a>, <a class="el" href="dwt_8c.html#a8b5d49615ec89ef1726ca79aa44fecec">opj_dwt_decode_partial_1_parallel()</a>, and <a class="el" href="dwt_8c.html#af9334a52e412121d2c84f8a70425bd79">opj_idwt3_v_cas0()</a>.</p>
727
728 </div>
729 </div>
730 <a id="ab9aad885f5c9bc9e39420003b2b32fe5"></a>
731 <h2 class="memtitle"><span class="permalink"><a href="#ab9aad885f5c9bc9e39420003b2b32fe5">&#9670;&nbsp;</a></span>opj_uint_adds()</h2>
732
733 <div class="memitem">
734 <div class="memproto">
735 <table class="mlabels">
736   <tr>
737   <td class="mlabels-left">
738       <table class="memname">
739         <tr>
740           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> opj_uint_adds </td>
741           <td>(</td>
742           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
743           <td class="paramname"><em>a</em>, </td>
744         </tr>
745         <tr>
746           <td class="paramkey"></td>
747           <td></td>
748           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
749           <td class="paramname"><em>b</em>&#160;</td>
750         </tr>
751         <tr>
752           <td></td>
753           <td>)</td>
754           <td></td><td></td>
755         </tr>
756       </table>
757   </td>
758   <td class="mlabels-right">
759 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
760   </tr>
761 </table>
762 </div><div class="memdoc">
763
764 <p>Get the saturated sum of two unsigned integers. </p>
765 <dl class="section return"><dt>Returns</dt><dd>Returns saturated sum of a+b </dd></dl>
766
767 <p class="reference">Referenced by <a class="el" href="dwt_8c.html#a53029ae915e8e9763da64cb55b31b437">opj_dwt_segment_grow()</a>, <a class="el" href="pi_8c.html#a0019984757595c6ad4df22b104f95fa6">opj_get_all_encoding_parameters()</a>, <a class="el" href="pi_8c.html#a938d362cf18f07cd768385f7875a18d9">opj_get_encoding_parameters()</a>, <a class="el" href="image_8h.html#aa7b8e2985cd630021497528669063b7c">opj_image_comp_header_update()</a>, <a class="el" href="j2k_8c.html#aa91c21b73fc17028a77ba44d3987f17a">opj_j2k_read_siz()</a>, <a class="el" href="tcd_8c.html#a0e4d491f4d95e89b9f113664431faffc">opj_tcd_init_tile()</a>, and <a class="el" href="tcd_8h.html#ad98baebcb0d551980ef28b692803c1a0">opj_tcd_is_subband_area_of_interest()</a>.</p>
768
769 </div>
770 </div>
771 <a id="ae4b2e5a7c8b8f09faacc4a895f866ea1"></a>
772 <h2 class="memtitle"><span class="permalink"><a href="#ae4b2e5a7c8b8f09faacc4a895f866ea1">&#9670;&nbsp;</a></span>opj_uint_ceildiv()</h2>
773
774 <div class="memitem">
775 <div class="memproto">
776 <table class="mlabels">
777   <tr>
778   <td class="mlabels-left">
779       <table class="memname">
780         <tr>
781           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> opj_uint_ceildiv </td>
782           <td>(</td>
783           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
784           <td class="paramname"><em>a</em>, </td>
785         </tr>
786         <tr>
787           <td class="paramkey"></td>
788           <td></td>
789           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
790           <td class="paramname"><em>b</em>&#160;</td>
791         </tr>
792         <tr>
793           <td></td>
794           <td>)</td>
795           <td></td><td></td>
796         </tr>
797       </table>
798   </td>
799   <td class="mlabels-right">
800 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
801   </tr>
802 </table>
803 </div><div class="memdoc">
804
805 <p>Divide an integer and round upwards. </p>
806 <dl class="section return"><dt>Returns</dt><dd>Returns a divided by b </dd></dl>
807
808 <p class="reference">Referenced by <a class="el" href="pi_8c.html#a0019984757595c6ad4df22b104f95fa6">opj_get_all_encoding_parameters()</a>, <a class="el" href="pi_8c.html#a938d362cf18f07cd768385f7875a18d9">opj_get_encoding_parameters()</a>, <a class="el" href="image_8h.html#aa7b8e2985cd630021497528669063b7c">opj_image_comp_header_update()</a>, <a class="el" href="j2k_8c.html#a22e755751567764e1ae55e09b04a5934">opj_j2k_get_specific_header_sizes()</a>, <a class="el" href="j2k_8c.html#ae73d42871d377e6fa71701f85a017bd8">opj_j2k_update_rates()</a>, <a class="el" href="pi_8c.html#ae9c13dff4b68aeadae3bc08d7d42ac64">opj_pi_next_cprl()</a>, <a class="el" href="pi_8c.html#a1cd070fd2265de3eac5acbfbea53c6b2">opj_pi_next_pcrl()</a>, <a class="el" href="pi_8c.html#a48f92b41cb5fcc614bfcc8d76a9a0890">opj_pi_next_rpcl()</a>, <a class="el" href="sparse__array_8h.html#a41953de4fab74677337c2597a67c9843">opj_sparse_array_int32_create()</a>, <a class="el" href="tcd_8h.html#ad5a64bbb748b2c76bd41ea66715fa897">opj_tcd_decode_tile()</a>, <a class="el" href="tcd_8h.html#ad98baebcb0d551980ef28b692803c1a0">opj_tcd_is_subband_area_of_interest()</a>, and <a class="el" href="tcd_8c.html#a751412dec0df96c8595e1276f19e7aa2">opj_tcd_is_whole_tilecomp_decoding()</a>.</p>
809
810 </div>
811 </div>
812 <a id="ae592eb75f221decddec51834b6c4177d"></a>
813 <h2 class="memtitle"><span class="permalink"><a href="#ae592eb75f221decddec51834b6c4177d">&#9670;&nbsp;</a></span>opj_uint_ceildivpow2()</h2>
814
815 <div class="memitem">
816 <div class="memproto">
817 <table class="mlabels">
818   <tr>
819   <td class="mlabels-left">
820       <table class="memname">
821         <tr>
822           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> opj_uint_ceildivpow2 </td>
823           <td>(</td>
824           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
825           <td class="paramname"><em>a</em>, </td>
826         </tr>
827         <tr>
828           <td class="paramkey"></td>
829           <td></td>
830           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
831           <td class="paramname"><em>b</em>&#160;</td>
832         </tr>
833         <tr>
834           <td></td>
835           <td>)</td>
836           <td></td><td></td>
837         </tr>
838       </table>
839   </td>
840   <td class="mlabels-right">
841 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
842   </tr>
843 </table>
844 </div><div class="memdoc">
845
846 <p>Divide an integer by a power of 2 and round upwards. </p>
847 <dl class="section return"><dt>Returns</dt><dd>Returns a divided by 2^b </dd></dl>
848
849 <p class="reference">Referenced by <a class="el" href="dwt_8c.html#a80d6e09d9efb0ed5832601fe356ad0f6">opj_dwt_get_band_coordinates()</a>, <a class="el" href="pi_8c.html#a0019984757595c6ad4df22b104f95fa6">opj_get_all_encoding_parameters()</a>, <a class="el" href="pi_8c.html#a938d362cf18f07cd768385f7875a18d9">opj_get_encoding_parameters()</a>, <a class="el" href="image_8h.html#aa7b8e2985cd630021497528669063b7c">opj_image_comp_header_update()</a>, <a class="el" href="j2k_8c.html#a8e1a7d063d261020d4d8984cb2320971">opj_j2k_update_image_data()</a>, <a class="el" href="tcd_8h.html#ad5a64bbb748b2c76bd41ea66715fa897">opj_tcd_decode_tile()</a>, and <a class="el" href="tcd_8h.html#ad98baebcb0d551980ef28b692803c1a0">opj_tcd_is_subband_area_of_interest()</a>.</p>
850
851 </div>
852 </div>
853 <a id="a6972ea9bd03fb83a3421e2578fa486f1"></a>
854 <h2 class="memtitle"><span class="permalink"><a href="#a6972ea9bd03fb83a3421e2578fa486f1">&#9670;&nbsp;</a></span>opj_uint_floordivpow2()</h2>
855
856 <div class="memitem">
857 <div class="memproto">
858 <table class="mlabels">
859   <tr>
860   <td class="mlabels-left">
861       <table class="memname">
862         <tr>
863           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> opj_uint_floordivpow2 </td>
864           <td>(</td>
865           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
866           <td class="paramname"><em>a</em>, </td>
867         </tr>
868         <tr>
869           <td class="paramkey"></td>
870           <td></td>
871           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
872           <td class="paramname"><em>b</em>&#160;</td>
873         </tr>
874         <tr>
875           <td></td>
876           <td>)</td>
877           <td></td><td></td>
878         </tr>
879       </table>
880   </td>
881   <td class="mlabels-right">
882 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
883   </tr>
884 </table>
885 </div><div class="memdoc">
886
887 <p>Divide an integer by a power of 2 and round downwards. </p>
888 <dl class="section return"><dt>Returns</dt><dd>Returns a divided by 2^b </dd></dl>
889
890 <p class="reference">Referenced by <a class="el" href="pi_8c.html#a0019984757595c6ad4df22b104f95fa6">opj_get_all_encoding_parameters()</a>, <a class="el" href="pi_8c.html#a938d362cf18f07cd768385f7875a18d9">opj_get_encoding_parameters()</a>, <a class="el" href="pi_8c.html#ae9c13dff4b68aeadae3bc08d7d42ac64">opj_pi_next_cprl()</a>, <a class="el" href="pi_8c.html#a1cd070fd2265de3eac5acbfbea53c6b2">opj_pi_next_pcrl()</a>, and <a class="el" href="pi_8c.html#a48f92b41cb5fcc614bfcc8d76a9a0890">opj_pi_next_rpcl()</a>.</p>
891
892 </div>
893 </div>
894 <a id="a91ef25eaa56320684de5d1e3a4097823"></a>
895 <h2 class="memtitle"><span class="permalink"><a href="#a91ef25eaa56320684de5d1e3a4097823">&#9670;&nbsp;</a></span>opj_uint_floorlog2()</h2>
896
897 <div class="memitem">
898 <div class="memproto">
899 <table class="mlabels">
900   <tr>
901   <td class="mlabels-left">
902       <table class="memname">
903         <tr>
904           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> opj_uint_floorlog2 </td>
905           <td>(</td>
906           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
907           <td class="paramname"><em>a</em></td><td>)</td>
908           <td></td>
909         </tr>
910       </table>
911   </td>
912   <td class="mlabels-right">
913 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
914   </tr>
915 </table>
916 </div><div class="memdoc">
917
918 <p>Get logarithm of an integer and round downwards. </p>
919 <dl class="section return"><dt>Returns</dt><dd>Returns log2(a) </dd></dl>
920
921 <p class="reference">Referenced by <a class="el" href="t2_8c.html#afd30efdfea1361431cf3c8ad04d48458">opj_t2_read_packet_header()</a>.</p>
922
923 </div>
924 </div>
925 <a id="a2c3eb35fddab83fef25256485b926fc0"></a>
926 <h2 class="memtitle"><span class="permalink"><a href="#a2c3eb35fddab83fef25256485b926fc0">&#9670;&nbsp;</a></span>opj_uint_max()</h2>
927
928 <div class="memitem">
929 <div class="memproto">
930 <table class="mlabels">
931   <tr>
932   <td class="mlabels-left">
933       <table class="memname">
934         <tr>
935           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> opj_uint_max </td>
936           <td>(</td>
937           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
938           <td class="paramname"><em>a</em>, </td>
939         </tr>
940         <tr>
941           <td class="paramkey"></td>
942           <td></td>
943           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
944           <td class="paramname"><em>b</em>&#160;</td>
945         </tr>
946         <tr>
947           <td></td>
948           <td>)</td>
949           <td></td><td></td>
950         </tr>
951       </table>
952   </td>
953   <td class="mlabels-right">
954 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
955   </tr>
956 </table>
957 </div><div class="memdoc">
958
959 <p>Get the maximum of two integers. </p>
960 <dl class="section return"><dt>Returns</dt><dd>Returns a if a &gt; b else b </dd></dl>
961
962 <p class="reference">Referenced by <a class="el" href="dwt_8c.html#a75cd080404aadce6662457dec7cc9d21">opj_dwt_decode_partial_97()</a>, <a class="el" href="dwt_8c.html#a74b827f7914de05bf5bfc52894894803">opj_dwt_decode_partial_tile()</a>, <a class="el" href="dwt_8c.html#af833f69ca2dd4480b97b2afd7ea0322b">opj_dwt_decode_tile_97()</a>, <a class="el" href="pi_8c.html#a0019984757595c6ad4df22b104f95fa6">opj_get_all_encoding_parameters()</a>, <a class="el" href="pi_8c.html#a938d362cf18f07cd768385f7875a18d9">opj_get_encoding_parameters()</a>, <a class="el" href="image_8h.html#aa7b8e2985cd630021497528669063b7c">opj_image_comp_header_update()</a>, <a class="el" href="j2k_8c.html#a04ea16ab96380d332954db0118303b37">opj_j2k_get_max_coc_size()</a>, <a class="el" href="j2k_8c.html#aeb736e59c5e1c7fe4da41cf2c0ac5fde">opj_j2k_get_max_poc_size()</a>, <a class="el" href="j2k_8c.html#ad7d565026d9f109a8cb8516133c2d40b">opj_j2k_get_max_toc_size()</a>, <a class="el" href="j2k_8c.html#a22e755751567764e1ae55e09b04a5934">opj_j2k_get_specific_header_sizes()</a>, <a class="el" href="t2_8h.html#a08fffa34be41f4811d8bd99e9364de2e">opj_t2_decode_packets()</a>, <a class="el" href="tcd_8h.html#ad5a64bbb748b2c76bd41ea66715fa897">opj_tcd_decode_tile()</a>, <a class="el" href="tcd_8c.html#a0e4d491f4d95e89b9f113664431faffc">opj_tcd_init_tile()</a>, <a class="el" href="tcd_8h.html#ad98baebcb0d551980ef28b692803c1a0">opj_tcd_is_subband_area_of_interest()</a>, and <a class="el" href="tcd_8c.html#a751412dec0df96c8595e1276f19e7aa2">opj_tcd_is_whole_tilecomp_decoding()</a>.</p>
963
964 </div>
965 </div>
966 <a id="a06c1c4470f9765a3ed04963b0daa111a"></a>
967 <h2 class="memtitle"><span class="permalink"><a href="#a06c1c4470f9765a3ed04963b0daa111a">&#9670;&nbsp;</a></span>opj_uint_min()</h2>
968
969 <div class="memitem">
970 <div class="memproto">
971 <table class="mlabels">
972   <tr>
973   <td class="mlabels-left">
974       <table class="memname">
975         <tr>
976           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> opj_uint_min </td>
977           <td>(</td>
978           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
979           <td class="paramname"><em>a</em>, </td>
980         </tr>
981         <tr>
982           <td class="paramkey"></td>
983           <td></td>
984           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
985           <td class="paramname"><em>b</em>&#160;</td>
986         </tr>
987         <tr>
988           <td></td>
989           <td>)</td>
990           <td></td><td></td>
991         </tr>
992       </table>
993   </td>
994   <td class="mlabels-right">
995 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
996   </tr>
997 </table>
998 </div><div class="memdoc">
999
1000 <p>Get the minimum of two integers. </p>
1001 <dl class="section return"><dt>Returns</dt><dd>Returns a if a &lt; b else b </dd></dl>
1002
1003 <p class="reference">Referenced by <a class="el" href="dwt_8c.html#a75cd080404aadce6662457dec7cc9d21">opj_dwt_decode_partial_97()</a>, <a class="el" href="dwt_8c.html#a74b827f7914de05bf5bfc52894894803">opj_dwt_decode_partial_tile()</a>, <a class="el" href="dwt_8c.html#a92372f690a06c336343d9b1936356fa0">opj_dwt_encode_step1_combined()</a>, <a class="el" href="dwt_8c.html#acd6ef5a5fbd498597c0fff4f529fed81">opj_dwt_encode_step2()</a>, <a class="el" href="dwt_8c.html#a57c042791753ac46c7bb073abcc245ba">opj_dwt_init_sparse_array()</a>, <a class="el" href="dwt_8c.html#a53029ae915e8e9763da64cb55b31b437">opj_dwt_segment_grow()</a>, <a class="el" href="pi_8c.html#a0019984757595c6ad4df22b104f95fa6">opj_get_all_encoding_parameters()</a>, <a class="el" href="pi_8c.html#a938d362cf18f07cd768385f7875a18d9">opj_get_encoding_parameters()</a>, <a class="el" href="image_8h.html#aa7b8e2985cd630021497528669063b7c">opj_image_comp_header_update()</a>, <a class="el" href="j2k_8c.html#a3e22494d687c124eeeb079cc0b10edd1">opj_j2k_check_poc_val()</a>, <a class="el" href="j2k_8c.html#a094ffbf4a7e4ab181717cfe32f95427b">opj_j2k_read_poc()</a>, <a class="el" href="j2k_8h.html#a4a6561d0899d91b38099da38814cbe86">opj_j2k_setup_encoder()</a>, <a class="el" href="pi_8c.html#ae9c13dff4b68aeadae3bc08d7d42ac64">opj_pi_next_cprl()</a>, <a class="el" href="pi_8c.html#a1cd070fd2265de3eac5acbfbea53c6b2">opj_pi_next_pcrl()</a>, <a class="el" href="pi_8c.html#a48f92b41cb5fcc614bfcc8d76a9a0890">opj_pi_next_rpcl()</a>, <a class="el" href="pi_8c.html#aebe324958e7e0e3bf354f76fed3f9c54">opj_pi_update_decode_poc()</a>, <a class="el" href="sparse__array_8c.html#a175c52e28cac6cad5ccdc24200e67a60">opj_sparse_array_int32_read_or_write()</a>, <a class="el" href="tcd_8h.html#ad5a64bbb748b2c76bd41ea66715fa897">opj_tcd_decode_tile()</a>, <a class="el" href="tcd_8c.html#a0e4d491f4d95e89b9f113664431faffc">opj_tcd_init_tile()</a>, <a class="el" href="tcd_8h.html#ad98baebcb0d551980ef28b692803c1a0">opj_tcd_is_subband_area_of_interest()</a>, <a class="el" href="tcd_8c.html#a751412dec0df96c8595e1276f19e7aa2">opj_tcd_is_whole_tilecomp_decoding()</a>, <a class="el" href="tcd_8h.html#a15fc40d9b891d32df8ec516473d9f15e">opj_tcd_rateallocate()</a>, <a class="el" href="dwt_8c.html#a92f849fd1b77cf5754549f3f40e99c11">opj_v8dwt_decode_step2()</a>, and <a class="el" href="dwt_8c.html#a5ddfcdcfa209297cd97a4921bd308a70">opj_v8dwt_encode_step2()</a>.</p>
1004
1005 </div>
1006 </div>
1007 <a id="aef70413f6c794150eec1fc019b4de2d4"></a>
1008 <h2 class="memtitle"><span class="permalink"><a href="#aef70413f6c794150eec1fc019b4de2d4">&#9670;&nbsp;</a></span>opj_uint_subs()</h2>
1009
1010 <div class="memitem">
1011 <div class="memproto">
1012 <table class="mlabels">
1013   <tr>
1014   <td class="mlabels-left">
1015       <table class="memname">
1016         <tr>
1017           <td class="memname">static <a class="el" href="openjpeg_8h.html#a2eb6f9e0395b47b8d5e3eeae4fe0c116">INLINE</a> <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> opj_uint_subs </td>
1018           <td>(</td>
1019           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
1020           <td class="paramname"><em>a</em>, </td>
1021         </tr>
1022         <tr>
1023           <td class="paramkey"></td>
1024           <td></td>
1025           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
1026           <td class="paramname"><em>b</em>&#160;</td>
1027         </tr>
1028         <tr>
1029           <td></td>
1030           <td>)</td>
1031           <td></td><td></td>
1032         </tr>
1033       </table>
1034   </td>
1035   <td class="mlabels-right">
1036 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
1037   </tr>
1038 </table>
1039 </div><div class="memdoc">
1040
1041 <p>Get the saturated difference of two unsigned integers. </p>
1042 <dl class="section return"><dt>Returns</dt><dd>Returns saturated sum of a-b </dd></dl>
1043
1044 <p class="reference">Referenced by <a class="el" href="dwt_8c.html#a75cd080404aadce6662457dec7cc9d21">opj_dwt_decode_partial_97()</a>, <a class="el" href="dwt_8c.html#a74b827f7914de05bf5bfc52894894803">opj_dwt_decode_partial_tile()</a>, and <a class="el" href="dwt_8c.html#a53029ae915e8e9763da64cb55b31b437">opj_dwt_segment_grow()</a>.</p>
1045
1046 </div>
1047 </div>
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1049 <!-- start footer part -->
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