doxygen/group___t_g_t.html

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   7 <title>OpenJPEG: TGT - Implementation of a tag-tree coder</title>
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  20    <div id="projectname">OpenJPEG
  21    &#160;<span id="projectnumber">2.2.0</span>
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  40 <div class="header">
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  42 <a href="#nested-classes">Data Structures</a> &#124;
  43 <a href="#typedef-members">Typedefs</a>  </div>
  44   <div class="headertitle">
  45 <div class="title">TGT - Implementation of a tag-tree coder</div>  </div>
  46 </div><!--header-->
  47 <div class="contents">
  48 <table class="memberdecls">
  49 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
  50 Data Structures</h2></td></tr>
  51 <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structopj__tgt__node.html">opj_tgt_node</a></td></tr>
  52 <tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Tag node.  <a href="structopj__tgt__node.html#details">More...</a><br /></td></tr>
  53 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
  54 <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structopj__tgt__tree.html">opj_tgt_tree</a></td></tr>
  55 <tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Tag tree.  <a href="structopj__tgt__tree.html#details">More...</a><br /></td></tr>
  56 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
  57 </table><table class="memberdecls">
  58 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="typedef-members"></a>
  59 Typedefs</h2></td></tr>
  60 <tr class="memitem:ga8eddc00e16d716a49948fafc52bcd29d"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="structopj__tgt__node.html">opj_tgt_node</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___t_g_t.html#ga8eddc00e16d716a49948fafc52bcd29d">opj_tgt_node_t</a></td></tr>
  61 <tr class="memdesc:ga8eddc00e16d716a49948fafc52bcd29d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Tag node.  <a href="#ga8eddc00e16d716a49948fafc52bcd29d">More...</a><br /></td></tr>
  62 <tr class="separator:ga8eddc00e16d716a49948fafc52bcd29d"><td class="memSeparator" colspan="2">&#160;</td></tr>
  63 <tr class="memitem:gaf06887ec727f9f79a488c8f15661d622"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="structopj__tgt__tree.html">opj_tgt_tree</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a></td></tr>
  64 <tr class="memdesc:gaf06887ec727f9f79a488c8f15661d622"><td class="mdescLeft">&#160;</td><td class="mdescRight">Tag tree.  <a href="#gaf06887ec727f9f79a488c8f15661d622">More...</a><br /></td></tr>
  65 <tr class="separator:gaf06887ec727f9f79a488c8f15661d622"><td class="memSeparator" colspan="2">&#160;</td></tr>
  66 </table><table class="memberdecls">
  67 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a>
  68 Exported functions</h2></td></tr>
  69 <tr class="memitem:gaaf27107458b5242fe7d848480b4a4690"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___t_g_t.html#gaaf27107458b5242fe7d848480b4a4690">opj_tgt_create</a> (<a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> numleafsh, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> numleafsv, <a class="el" href="event_8h.html#a4cba85f9ee037b1f2c6bceb903051d96">opj_event_mgr_t</a> *p_manager)</td></tr>
  70 <tr class="memdesc:gaaf27107458b5242fe7d848480b4a4690"><td class="mdescLeft">&#160;</td><td class="mdescRight">Create a tag-tree.  <a href="#gaaf27107458b5242fe7d848480b4a4690">More...</a><br /></td></tr>
  71 <tr class="separator:gaaf27107458b5242fe7d848480b4a4690"><td class="memSeparator" colspan="2">&#160;</td></tr>
  72 <tr class="memitem:gaa34fdf087e24d66a2a661c31ba194c3f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___t_g_t.html#gaa34fdf087e24d66a2a661c31ba194c3f">opj_tgt_init</a> (<a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *p_tree, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> p_num_leafs_h, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> p_num_leafs_v, <a class="el" href="event_8h.html#a4cba85f9ee037b1f2c6bceb903051d96">opj_event_mgr_t</a> *p_manager)</td></tr>
  73 <tr class="memdesc:gaa34fdf087e24d66a2a661c31ba194c3f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Reinitialises a tag-tree from an exixting one.  <a href="#gaa34fdf087e24d66a2a661c31ba194c3f">More...</a><br /></td></tr>
  74 <tr class="separator:gaa34fdf087e24d66a2a661c31ba194c3f"><td class="memSeparator" colspan="2">&#160;</td></tr>
  75 <tr class="memitem:gaa9a20506fefbb59153ad401f9af51fe7"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___t_g_t.html#gaa9a20506fefbb59153ad401f9af51fe7">opj_tgt_destroy</a> (<a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *tree)</td></tr>
  76 <tr class="memdesc:gaa9a20506fefbb59153ad401f9af51fe7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destroy a tag-tree, liberating memory.  <a href="#gaa9a20506fefbb59153ad401f9af51fe7">More...</a><br /></td></tr>
  77 <tr class="separator:gaa9a20506fefbb59153ad401f9af51fe7"><td class="memSeparator" colspan="2">&#160;</td></tr>
  78 <tr class="memitem:gad4bf197e6977fd4c4e947a946391e598"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___t_g_t.html#gad4bf197e6977fd4c4e947a946391e598">opj_tgt_reset</a> (<a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *tree)</td></tr>
  79 <tr class="memdesc:gad4bf197e6977fd4c4e947a946391e598"><td class="mdescLeft">&#160;</td><td class="mdescRight">Reset a tag-tree (set all leaves to 0)  <a href="#gad4bf197e6977fd4c4e947a946391e598">More...</a><br /></td></tr>
  80 <tr class="separator:gad4bf197e6977fd4c4e947a946391e598"><td class="memSeparator" colspan="2">&#160;</td></tr>
  81 <tr class="memitem:gab0844dbb6cdf88a7bb4036d718774f69"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___t_g_t.html#gab0844dbb6cdf88a7bb4036d718774f69">opj_tgt_setvalue</a> (<a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *tree, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> leafno, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> value)</td></tr>
  82 <tr class="memdesc:gab0844dbb6cdf88a7bb4036d718774f69"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the value of a leaf of a tag-tree.  <a href="#gab0844dbb6cdf88a7bb4036d718774f69">More...</a><br /></td></tr>
  83 <tr class="separator:gab0844dbb6cdf88a7bb4036d718774f69"><td class="memSeparator" colspan="2">&#160;</td></tr>
  84 <tr class="memitem:gafe36abfc042710c566552ed3adfcb2a9"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___t_g_t.html#gafe36abfc042710c566552ed3adfcb2a9">opj_tgt_encode</a> (<a class="el" href="group___b_i_o.html#gac65cc716fac75e743f2e9980c8a05807">opj_bio_t</a> *bio, <a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *tree, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> leafno, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> threshold)</td></tr>
  85 <tr class="memdesc:gafe36abfc042710c566552ed3adfcb2a9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Encode the value of a leaf of the tag-tree up to a given threshold.  <a href="#gafe36abfc042710c566552ed3adfcb2a9">More...</a><br /></td></tr>
  86 <tr class="separator:gafe36abfc042710c566552ed3adfcb2a9"><td class="memSeparator" colspan="2">&#160;</td></tr>
  87 <tr class="memitem:ga5b970bfd9b761cdf2ff36001821b06aa"><td class="memItemLeft" align="right" valign="top"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___t_g_t.html#ga5b970bfd9b761cdf2ff36001821b06aa">opj_tgt_decode</a> (<a class="el" href="group___b_i_o.html#gac65cc716fac75e743f2e9980c8a05807">opj_bio_t</a> *bio, <a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *tree, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> leafno, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> threshold)</td></tr>
  88 <tr class="memdesc:ga5b970bfd9b761cdf2ff36001821b06aa"><td class="mdescLeft">&#160;</td><td class="mdescRight">Decode the value of a leaf of the tag-tree up to a given threshold.  <a href="#ga5b970bfd9b761cdf2ff36001821b06aa">More...</a><br /></td></tr>
  89 <tr class="separator:ga5b970bfd9b761cdf2ff36001821b06aa"><td class="memSeparator" colspan="2">&#160;</td></tr>
  90 </table>
  91 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
  92 <h2 class="groupheader">Typedef Documentation</h2>
  93 <a class="anchor" id="ga8eddc00e16d716a49948fafc52bcd29d"></a>
  94 <div class="memitem">
  95 <div class="memproto">
  96       <table class="memname">
  97         <tr>
  98           <td class="memname">typedef struct <a class="el" href="structopj__tgt__node.html">opj_tgt_node</a>  <a class="el" href="group___t_g_t.html#ga8eddc00e16d716a49948fafc52bcd29d">opj_tgt_node_t</a></td>
  99         </tr>
 100       </table>
 101 </div><div class="memdoc">
 102
 103 <p>Tag node. </p>
 104
 105 </div>
 106 </div>
 107 <a class="anchor" id="gaf06887ec727f9f79a488c8f15661d622"></a>
 108 <div class="memitem">
 109 <div class="memproto">
 110       <table class="memname">
 111         <tr>
 112           <td class="memname">typedef struct <a class="el" href="structopj__tgt__tree.html">opj_tgt_tree</a>  <a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a></td>
 113         </tr>
 114       </table>
 115 </div><div class="memdoc">
 116
 117 <p>Tag tree. </p>
 118
 119 </div>
 120 </div>
 121 <h2 class="groupheader">Function Documentation</h2>
 122 <a class="anchor" id="gaaf27107458b5242fe7d848480b4a4690"></a>
 123 <div class="memitem">
 124 <div class="memproto">
 125       <table class="memname">
 126         <tr>
 127           <td class="memname"><a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a>* opj_tgt_create </td>
 128           <td>(</td>
 129           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
 130           <td class="paramname"><em>numleafsh</em>, </td>
 131         </tr>
 132         <tr>
 133           <td class="paramkey"></td>
 134           <td></td>
 135           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
 136           <td class="paramname"><em>numleafsv</em>, </td>
 137         </tr>
 138         <tr>
 139           <td class="paramkey"></td>
 140           <td></td>
 141           <td class="paramtype"><a class="el" href="event_8h.html#a4cba85f9ee037b1f2c6bceb903051d96">opj_event_mgr_t</a> *&#160;</td>
 142           <td class="paramname"><em>p_manager</em>&#160;</td>
 143         </tr>
 144         <tr>
 145           <td></td>
 146           <td>)</td>
 147           <td></td><td></td>
 148         </tr>
 149       </table>
 150 </div><div class="memdoc">
 151
 152 <p>Create a tag-tree. </p>
 153 <dl class="params"><dt>Parameters</dt><dd>
 154   <table class="params">
 155     <tr><td class="paramname">numleafsh</td><td>Width of the array of leafs of the tree </td></tr>
 156     <tr><td class="paramname">numleafsv</td><td>Height of the array of leafs of the tree </td></tr>
 157     <tr><td class="paramname">p_manager</td><td>the event manager </td></tr>
 158   </table>
 159   </dd>
 160 </dl>
 161 <dl class="section return"><dt>Returns</dt><dd>Returns a new tag-tree if successful, returns NULL otherwise </dd></dl>
 162
 163 <p>References <a class="el" href="event_8h.html#a7323671f4df0a721ae02d610b1269ab9">EVT_ERROR</a>, <a class="el" href="structopj__tgt__tree.html#a0981f42ac4d605cddd9a63b2820d6c60">opj_tgt_tree::nodes</a>, <a class="el" href="structopj__tgt__tree.html#a62bc3ad727b80f26d7b3b10712c5bb9c">opj_tgt_tree::nodes_size</a>, <a class="el" href="structopj__tgt__tree.html#a8bac70f6df83269400a846be083116bd">opj_tgt_tree::numleafsh</a>, <a class="el" href="structopj__tgt__tree.html#acfc60d10adf720f98b4947931ce1bf13">opj_tgt_tree::numleafsv</a>, <a class="el" href="structopj__tgt__tree.html#a6ca2c6a3ee1611cd897197fb504b3d59">opj_tgt_tree::numnodes</a>, <a class="el" href="group___m_i_s_c.html#ga7fe6dfcb0a623dbec30daf0f48624bf7">opj_calloc()</a>, <a class="el" href="group___e_v_e_n_t.html#ga87d9d4bdfd203ccd8a7522d6f197a3b7">opj_event_msg()</a>, <a class="el" href="group___m_i_s_c.html#ga2bd00e2482ae36197631bde0665cfdfe">opj_free()</a>, <a class="el" href="group___t_g_t.html#gad4bf197e6977fd4c4e947a946391e598">opj_tgt_reset()</a>, and <a class="el" href="structopj__tgt__node.html#ae5a6382a3b692bf7f05c074cd1b025ba">opj_tgt_node::parent</a>.</p>
 164
 165 <p>Referenced by <a class="el" href="tcd_8c.html#a54bd587a88cc401980302d13635b2703">opj_tcd_init_tile()</a>.</p>
 166
 167 </div>
 168 </div>
 169 <a class="anchor" id="ga5b970bfd9b761cdf2ff36001821b06aa"></a>
 170 <div class="memitem">
 171 <div class="memproto">
 172       <table class="memname">
 173         <tr>
 174           <td class="memname"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> opj_tgt_decode </td>
 175           <td>(</td>
 176           <td class="paramtype"><a class="el" href="group___b_i_o.html#gac65cc716fac75e743f2e9980c8a05807">opj_bio_t</a> *&#160;</td>
 177           <td class="paramname"><em>bio</em>, </td>
 178         </tr>
 179         <tr>
 180           <td class="paramkey"></td>
 181           <td></td>
 182           <td class="paramtype"><a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *&#160;</td>
 183           <td class="paramname"><em>tree</em>, </td>
 184         </tr>
 185         <tr>
 186           <td class="paramkey"></td>
 187           <td></td>
 188           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
 189           <td class="paramname"><em>leafno</em>, </td>
 190         </tr>
 191         <tr>
 192           <td class="paramkey"></td>
 193           <td></td>
 194           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
 195           <td class="paramname"><em>threshold</em>&#160;</td>
 196         </tr>
 197         <tr>
 198           <td></td>
 199           <td>)</td>
 200           <td></td><td></td>
 201         </tr>
 202       </table>
 203 </div><div class="memdoc">
 204
 205 <p>Decode the value of a leaf of the tag-tree up to a given threshold. </p>
 206 <dl class="params"><dt>Parameters</dt><dd>
 207   <table class="params">
 208     <tr><td class="paramname">bio</td><td>Pointer to a BIO handle </td></tr>
 209     <tr><td class="paramname">tree</td><td>Tag-tree to decode </td></tr>
 210     <tr><td class="paramname">leafno</td><td>Number that identifies the leaf to decode </td></tr>
 211     <tr><td class="paramname">threshold</td><td>Threshold to use when decoding value of the leaf </td></tr>
 212   </table>
 213   </dd>
 214 </dl>
 215 <dl class="section return"><dt>Returns</dt><dd>Returns 1 if the node's value &lt; threshold, returns 0 otherwise </dd></dl>
 216
 217 <p>References <a class="el" href="structopj__tgt__node.html#a78b571d4eadfae7d38ac7cf561354d77">opj_tgt_node::low</a>, <a class="el" href="structopj__tgt__tree.html#a0981f42ac4d605cddd9a63b2820d6c60">opj_tgt_tree::nodes</a>, <a class="el" href="group___b_i_o.html#gaea3bf04128de5bc78da6d06354eae62c">opj_bio_read()</a>, <a class="el" href="structopj__tgt__node.html#ae5a6382a3b692bf7f05c074cd1b025ba">opj_tgt_node::parent</a>, and <a class="el" href="structopj__tgt__node.html#a71926a9d9563ff7e5f137a8e189e1635">opj_tgt_node::value</a>.</p>
 218
 219 <p>Referenced by <a class="el" href="group___t2.html#gafd30efdfea1361431cf3c8ad04d48458">opj_t2_read_packet_header()</a>.</p>
 220
 221 </div>
 222 </div>
 223 <a class="anchor" id="gaa9a20506fefbb59153ad401f9af51fe7"></a>
 224 <div class="memitem">
 225 <div class="memproto">
 226       <table class="memname">
 227         <tr>
 228           <td class="memname">void opj_tgt_destroy </td>
 229           <td>(</td>
 230           <td class="paramtype"><a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *&#160;</td>
 231           <td class="paramname"><em>tree</em></td><td>)</td>
 232           <td></td>
 233         </tr>
 234       </table>
 235 </div><div class="memdoc">
 236
 237 <p>Destroy a tag-tree, liberating memory. </p>
 238 <dl class="params"><dt>Parameters</dt><dd>
 239   <table class="params">
 240     <tr><td class="paramname">tree</td><td>Tag-tree to destroy </td></tr>
 241   </table>
 242   </dd>
 243 </dl>
 244
 245 <p>References <a class="el" href="structopj__tgt__tree.html#a0981f42ac4d605cddd9a63b2820d6c60">opj_tgt_tree::nodes</a>, and <a class="el" href="group___m_i_s_c.html#ga2bd00e2482ae36197631bde0665cfdfe">opj_free()</a>.</p>
 246
 247 <p>Referenced by <a class="el" href="tcd_8c.html#a0df6e3c59cbb93696bab54a688e2ead8">opj_tcd_free_tile()</a>, and <a class="el" href="group___t_g_t.html#gaa34fdf087e24d66a2a661c31ba194c3f">opj_tgt_init()</a>.</p>
 248
 249 </div>
 250 </div>
 251 <a class="anchor" id="gafe36abfc042710c566552ed3adfcb2a9"></a>
 252 <div class="memitem">
 253 <div class="memproto">
 254       <table class="memname">
 255         <tr>
 256           <td class="memname">void opj_tgt_encode </td>
 257           <td>(</td>
 258           <td class="paramtype"><a class="el" href="group___b_i_o.html#gac65cc716fac75e743f2e9980c8a05807">opj_bio_t</a> *&#160;</td>
 259           <td class="paramname"><em>bio</em>, </td>
 260         </tr>
 261         <tr>
 262           <td class="paramkey"></td>
 263           <td></td>
 264           <td class="paramtype"><a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *&#160;</td>
 265           <td class="paramname"><em>tree</em>, </td>
 266         </tr>
 267         <tr>
 268           <td class="paramkey"></td>
 269           <td></td>
 270           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
 271           <td class="paramname"><em>leafno</em>, </td>
 272         </tr>
 273         <tr>
 274           <td class="paramkey"></td>
 275           <td></td>
 276           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
 277           <td class="paramname"><em>threshold</em>&#160;</td>
 278         </tr>
 279         <tr>
 280           <td></td>
 281           <td>)</td>
 282           <td></td><td></td>
 283         </tr>
 284       </table>
 285 </div><div class="memdoc">
 286
 287 <p>Encode the value of a leaf of the tag-tree up to a given threshold. </p>
 288 <dl class="params"><dt>Parameters</dt><dd>
 289   <table class="params">
 290     <tr><td class="paramname">bio</td><td>Pointer to a BIO handle </td></tr>
 291     <tr><td class="paramname">tree</td><td>Tag-tree to modify </td></tr>
 292     <tr><td class="paramname">leafno</td><td>Number that identifies the leaf to encode </td></tr>
 293     <tr><td class="paramname">threshold</td><td>Threshold to use when encoding value of the leaf </td></tr>
 294   </table>
 295   </dd>
 296 </dl>
 297
 298 <p>References <a class="el" href="structopj__tgt__node.html#a23ce722a1f74e4eaffb63216b2439baa">opj_tgt_node::known</a>, <a class="el" href="structopj__tgt__node.html#a78b571d4eadfae7d38ac7cf561354d77">opj_tgt_node::low</a>, <a class="el" href="structopj__tgt__tree.html#a0981f42ac4d605cddd9a63b2820d6c60">opj_tgt_tree::nodes</a>, <a class="el" href="group___b_i_o.html#ga602b9d9f911b41d41d1d4cab1dc3ec97">opj_bio_write()</a>, <a class="el" href="structopj__tgt__node.html#ae5a6382a3b692bf7f05c074cd1b025ba">opj_tgt_node::parent</a>, and <a class="el" href="structopj__tgt__node.html#a71926a9d9563ff7e5f137a8e189e1635">opj_tgt_node::value</a>.</p>
 299
 300 <p>Referenced by <a class="el" href="group___t2.html#ga08a6b4ac26dfd81119b329f02c480f39">opj_t2_encode_packet()</a>.</p>
 301
 302 </div>
 303 </div>
 304 <a class="anchor" id="gaa34fdf087e24d66a2a661c31ba194c3f"></a>
 305 <div class="memitem">
 306 <div class="memproto">
 307       <table class="memname">
 308         <tr>
 309           <td class="memname"><a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a>* opj_tgt_init </td>
 310           <td>(</td>
 311           <td class="paramtype"><a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *&#160;</td>
 312           <td class="paramname"><em>p_tree</em>, </td>
 313         </tr>
 314         <tr>
 315           <td class="paramkey"></td>
 316           <td></td>
 317           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
 318           <td class="paramname"><em>p_num_leafs_h</em>, </td>
 319         </tr>
 320         <tr>
 321           <td class="paramkey"></td>
 322           <td></td>
 323           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
 324           <td class="paramname"><em>p_num_leafs_v</em>, </td>
 325         </tr>
 326         <tr>
 327           <td class="paramkey"></td>
 328           <td></td>
 329           <td class="paramtype"><a class="el" href="event_8h.html#a4cba85f9ee037b1f2c6bceb903051d96">opj_event_mgr_t</a> *&#160;</td>
 330           <td class="paramname"><em>p_manager</em>&#160;</td>
 331         </tr>
 332         <tr>
 333           <td></td>
 334           <td>)</td>
 335           <td></td><td></td>
 336         </tr>
 337       </table>
 338 </div><div class="memdoc">
 339
 340 <p>Reinitialises a tag-tree from an exixting one. </p>
 341 <dl class="params"><dt>Parameters</dt><dd>
 342   <table class="params">
 343     <tr><td class="paramname">p_tree</td><td>the tree to reinitialize. </td></tr>
 344     <tr><td class="paramname">p_num_leafs_h</td><td>the width of the array of leafs of the tree </td></tr>
 345     <tr><td class="paramname">p_num_leafs_v</td><td>the height of the array of leafs of the tree </td></tr>
 346     <tr><td class="paramname">p_manager</td><td>the event manager </td></tr>
 347   </table>
 348   </dd>
 349 </dl>
 350 <dl class="section return"><dt>Returns</dt><dd>a new tag-tree if successful, NULL otherwise</dd></dl>
 351 <p>Reinitialises a tag-tree from an exixting one.</p>
 352 <dl class="params"><dt>Parameters</dt><dd>
 353   <table class="params">
 354     <tr><td class="paramname">p_tree</td><td>the tree to reinitialize. </td></tr>
 355     <tr><td class="paramname">p_num_leafs_h</td><td>the width of the array of leafs of the tree </td></tr>
 356     <tr><td class="paramname">p_num_leafs_v</td><td>the height of the array of leafs of the tree </td></tr>
 357   </table>
 358   </dd>
 359 </dl>
 360 <dl class="section return"><dt>Returns</dt><dd>a new tag-tree if successful, NULL otherwise </dd></dl>
 361
 362 <p>References <a class="el" href="event_8h.html#a7323671f4df0a721ae02d610b1269ab9">EVT_ERROR</a>, <a class="el" href="structopj__tgt__tree.html#a0981f42ac4d605cddd9a63b2820d6c60">opj_tgt_tree::nodes</a>, <a class="el" href="structopj__tgt__tree.html#a62bc3ad727b80f26d7b3b10712c5bb9c">opj_tgt_tree::nodes_size</a>, <a class="el" href="structopj__tgt__tree.html#a8bac70f6df83269400a846be083116bd">opj_tgt_tree::numleafsh</a>, <a class="el" href="structopj__tgt__tree.html#acfc60d10adf720f98b4947931ce1bf13">opj_tgt_tree::numleafsv</a>, <a class="el" href="structopj__tgt__tree.html#a6ca2c6a3ee1611cd897197fb504b3d59">opj_tgt_tree::numnodes</a>, <a class="el" href="group___e_v_e_n_t.html#ga87d9d4bdfd203ccd8a7522d6f197a3b7">opj_event_msg()</a>, <a class="el" href="group___m_i_s_c.html#ga95862b2a456efdc436c61beba816fb25">opj_realloc()</a>, <a class="el" href="group___t_g_t.html#gaa9a20506fefbb59153ad401f9af51fe7">opj_tgt_destroy()</a>, <a class="el" href="group___t_g_t.html#gad4bf197e6977fd4c4e947a946391e598">opj_tgt_reset()</a>, and <a class="el" href="structopj__tgt__node.html#ae5a6382a3b692bf7f05c074cd1b025ba">opj_tgt_node::parent</a>.</p>
 363
 364 <p>Referenced by <a class="el" href="tcd_8c.html#a54bd587a88cc401980302d13635b2703">opj_tcd_init_tile()</a>.</p>
 365
 366 </div>
 367 </div>
 368 <a class="anchor" id="gad4bf197e6977fd4c4e947a946391e598"></a>
 369 <div class="memitem">
 370 <div class="memproto">
 371       <table class="memname">
 372         <tr>
 373           <td class="memname">void opj_tgt_reset </td>
 374           <td>(</td>
 375           <td class="paramtype"><a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *&#160;</td>
 376           <td class="paramname"><em>tree</em></td><td>)</td>
 377           <td></td>
 378         </tr>
 379       </table>
 380 </div><div class="memdoc">
 381
 382 <p>Reset a tag-tree (set all leaves to 0) </p>
 383 <dl class="params"><dt>Parameters</dt><dd>
 384   <table class="params">
 385     <tr><td class="paramname">tree</td><td>Tag-tree to reset </td></tr>
 386   </table>
 387   </dd>
 388 </dl>
 389
 390 <p>References <a class="el" href="structopj__tgt__node.html#a23ce722a1f74e4eaffb63216b2439baa">opj_tgt_node::known</a>, <a class="el" href="structopj__tgt__node.html#a78b571d4eadfae7d38ac7cf561354d77">opj_tgt_node::low</a>, <a class="el" href="structopj__tgt__tree.html#a0981f42ac4d605cddd9a63b2820d6c60">opj_tgt_tree::nodes</a>, <a class="el" href="structopj__tgt__tree.html#a6ca2c6a3ee1611cd897197fb504b3d59">opj_tgt_tree::numnodes</a>, and <a class="el" href="structopj__tgt__node.html#a71926a9d9563ff7e5f137a8e189e1635">opj_tgt_node::value</a>.</p>
 391
 392 <p>Referenced by <a class="el" href="group___t2.html#ga08a6b4ac26dfd81119b329f02c480f39">opj_t2_encode_packet()</a>, <a class="el" href="group___t2.html#gafd30efdfea1361431cf3c8ad04d48458">opj_t2_read_packet_header()</a>, <a class="el" href="group___t_g_t.html#gaaf27107458b5242fe7d848480b4a4690">opj_tgt_create()</a>, and <a class="el" href="group___t_g_t.html#gaa34fdf087e24d66a2a661c31ba194c3f">opj_tgt_init()</a>.</p>
 393
 394 </div>
 395 </div>
 396 <a class="anchor" id="gab0844dbb6cdf88a7bb4036d718774f69"></a>
 397 <div class="memitem">
 398 <div class="memproto">
 399       <table class="memname">
 400         <tr>
 401           <td class="memname">void opj_tgt_setvalue </td>
 402           <td>(</td>
 403           <td class="paramtype"><a class="el" href="group___t_g_t.html#gaf06887ec727f9f79a488c8f15661d622">opj_tgt_tree_t</a> *&#160;</td>
 404           <td class="paramname"><em>tree</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a>&#160;</td>
 410           <td class="paramname"><em>leafno</em>, </td>
 411         </tr>
 412         <tr>
 413           <td class="paramkey"></td>
 414           <td></td>
 415           <td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a>&#160;</td>
 416           <td class="paramname"><em>value</em>&#160;</td>
 417         </tr>
 418         <tr>
 419           <td></td>
 420           <td>)</td>
 421           <td></td><td></td>
 422         </tr>
 423       </table>
 424 </div><div class="memdoc">
 425
 426 <p>Set the value of a leaf of a tag-tree. </p>
 427 <dl class="params"><dt>Parameters</dt><dd>
 428   <table class="params">
 429     <tr><td class="paramname">tree</td><td>Tag-tree to modify </td></tr>
 430     <tr><td class="paramname">leafno</td><td>Number that identifies the leaf to modify </td></tr>
 431     <tr><td class="paramname">value</td><td>New value of the leaf </td></tr>
 432   </table>
 433   </dd>
 434 </dl>
 435
 436 <p>References <a class="el" href="structopj__tgt__tree.html#a0981f42ac4d605cddd9a63b2820d6c60">opj_tgt_tree::nodes</a>, <a class="el" href="structopj__tgt__node.html#ae5a6382a3b692bf7f05c074cd1b025ba">opj_tgt_node::parent</a>, and <a class="el" href="structopj__tgt__node.html#a71926a9d9563ff7e5f137a8e189e1635">opj_tgt_node::value</a>.</p>
 437
 438 <p>Referenced by <a class="el" href="group___t2.html#ga08a6b4ac26dfd81119b329f02c480f39">opj_t2_encode_packet()</a>.</p>
 439
 440 </div>
 441 </div>
 442 </div><!-- contents -->
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 445 Generated by &#160;<a href="http://www.doxygen.org/index.html">
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 447 </a> 1.8.10
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