<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.10"/> <title>OpenJPEG: RAW - Implementation of operations for raw encoding</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">OpenJPEG  <span id="projectnumber">2.1.2</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.10 --> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li><a href="files.html"><span>Files</span></a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="summary"> <a href="#nested-classes">Data Structures</a> | <a href="#typedef-members">Typedefs</a> </div> <div class="headertitle"> <div class="title">RAW - Implementation of operations for raw encoding</div> </div> </div><!--header--> <div class="contents"> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a> Data Structures</h2></td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structopj__raw.html">opj_raw</a></td></tr> <tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">RAW encoding operations. <a href="structopj__raw.html#details">More...</a><br /></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="typedef-members"></a> Typedefs</h2></td></tr> <tr class="memitem:ga64fe20ef13d830dd1611487c8d6c6832"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="structopj__raw.html">opj_raw</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___r_a_w.html#ga64fe20ef13d830dd1611487c8d6c6832">opj_raw_t</a></td></tr> <tr class="memdesc:ga64fe20ef13d830dd1611487c8d6c6832"><td class="mdescLeft"> </td><td class="mdescRight">RAW encoding operations. <a href="#ga64fe20ef13d830dd1611487c8d6c6832">More...</a><br /></td></tr> <tr class="separator:ga64fe20ef13d830dd1611487c8d6c6832"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a> Exported functions</h2></td></tr> <tr class="memitem:ga84d58773379209bf64c3e48e0d174670"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___r_a_w.html#ga64fe20ef13d830dd1611487c8d6c6832">opj_raw_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___r_a_w.html#ga84d58773379209bf64c3e48e0d174670">opj_raw_create</a> (void)</td></tr> <tr class="memdesc:ga84d58773379209bf64c3e48e0d174670"><td class="mdescLeft"> </td><td class="mdescRight">Create a new RAW handle. <a href="#ga84d58773379209bf64c3e48e0d174670">More...</a><br /></td></tr> <tr class="separator:ga84d58773379209bf64c3e48e0d174670"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gabb2f5b65ad948ccccf595df86d0e305d"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___r_a_w.html#gabb2f5b65ad948ccccf595df86d0e305d">opj_raw_destroy</a> (<a class="el" href="group___r_a_w.html#ga64fe20ef13d830dd1611487c8d6c6832">opj_raw_t</a> *raw)</td></tr> <tr class="memdesc:gabb2f5b65ad948ccccf595df86d0e305d"><td class="mdescLeft"> </td><td class="mdescRight">Destroy a previously created RAW handle. <a href="#gabb2f5b65ad948ccccf595df86d0e305d">More...</a><br /></td></tr> <tr class="separator:gabb2f5b65ad948ccccf595df86d0e305d"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaee1cb91b1c5183234a36f53e0624f733"><td class="memItemLeft" align="right" valign="top"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___r_a_w.html#gaee1cb91b1c5183234a36f53e0624f733">opj_raw_numbytes</a> (<a class="el" href="group___r_a_w.html#ga64fe20ef13d830dd1611487c8d6c6832">opj_raw_t</a> *raw)</td></tr> <tr class="memdesc:gaee1cb91b1c5183234a36f53e0624f733"><td class="mdescLeft"> </td><td class="mdescRight">Return the number of bytes written/read since initialisation. <a href="#gaee1cb91b1c5183234a36f53e0624f733">More...</a><br /></td></tr> <tr class="separator:gaee1cb91b1c5183234a36f53e0624f733"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaebd3e67e3b8673e4e4c3fa1834406389"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___r_a_w.html#gaebd3e67e3b8673e4e4c3fa1834406389">opj_raw_init_dec</a> (<a class="el" href="group___r_a_w.html#ga64fe20ef13d830dd1611487c8d6c6832">opj_raw_t</a> *raw, <a class="el" href="openjpeg_8h.html#a22de44e15bddae7edfacf4e9ac9bb199">OPJ_BYTE</a> *bp, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> len)</td></tr> <tr class="memdesc:gaebd3e67e3b8673e4e4c3fa1834406389"><td class="mdescLeft"> </td><td class="mdescRight">Initialize the decoder. <a href="#gaebd3e67e3b8673e4e4c3fa1834406389">More...</a><br /></td></tr> <tr class="separator:gaebd3e67e3b8673e4e4c3fa1834406389"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaa4e879e1d733e459b94c29141b7df142"><td class="memItemLeft" align="right" valign="top"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___r_a_w.html#gaa4e879e1d733e459b94c29141b7df142">opj_raw_decode</a> (<a class="el" href="group___r_a_w.html#ga64fe20ef13d830dd1611487c8d6c6832">opj_raw_t</a> *raw)</td></tr> <tr class="memdesc:gaa4e879e1d733e459b94c29141b7df142"><td class="mdescLeft"> </td><td class="mdescRight">Decode a symbol using raw-decoder. <a href="#gaa4e879e1d733e459b94c29141b7df142">More...</a><br /></td></tr> <tr class="separator:gaa4e879e1d733e459b94c29141b7df142"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <h2 class="groupheader">Typedef Documentation</h2> <a class="anchor" id="ga64fe20ef13d830dd1611487c8d6c6832"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">typedef struct <a class="el" href="structopj__raw.html">opj_raw</a> <a class="el" href="group___r_a_w.html#ga64fe20ef13d830dd1611487c8d6c6832">opj_raw_t</a></td> </tr> </table> </div><div class="memdoc"> <p>RAW encoding operations. </p> </div> </div> <h2 class="groupheader">Function Documentation</h2> <a class="anchor" id="ga84d58773379209bf64c3e48e0d174670"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group___r_a_w.html#ga64fe20ef13d830dd1611487c8d6c6832">opj_raw_t</a>* opj_raw_create </td> <td>(</td> <td class="paramtype">void </td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Create a new RAW handle. </p> <dl class="section return"><dt>Returns</dt><dd>Returns a new RAW handle if successful, returns NULL otherwise </dd></dl> <p>References <a class="el" href="group___m_i_s_c.html#ga49c70931cbed786f6eef5f095bcb2917">opj_malloc()</a>.</p> <p>Referenced by <a class="el" href="group___t1.html#ga7f1a52a233804744f2c7384ac04117f8">opj_t1_create()</a>.</p> </div> </div> <a class="anchor" id="gaa4e879e1d733e459b94c29141b7df142"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> opj_raw_decode </td> <td>(</td> <td class="paramtype"><a class="el" href="group___r_a_w.html#ga64fe20ef13d830dd1611487c8d6c6832">opj_raw_t</a> * </td> <td class="paramname"><em>raw</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Decode a symbol using raw-decoder. </p> <p>Cfr p.506 TAUBMAN </p><dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">raw</td><td>RAW handle </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>Returns the decoded symbol (0 or 1) </dd></dl> <p>References <a class="el" href="structopj__raw.html#a9e5a976d8f55e567af92c9ff6fd492e4">opj_raw::c</a>, <a class="el" href="structopj__raw.html#afb86b09eef74471031c6d4144e4951ed">opj_raw::ct</a>, <a class="el" href="structopj__raw.html#a49edd2e5113c2727bebb56937c0811bf">opj_raw::len</a>, <a class="el" href="structopj__raw.html#a37d9f82ef382e011692f6d03e2be1b73">opj_raw::lenmax</a>, and <a class="el" href="structopj__raw.html#ab135fadf2a1c829503331c3bf909496f">opj_raw::start</a>.</p> <p>Referenced by <a class="el" href="group___t1.html#gac10f219c32faf19a1b5cdf62ef54ad33">opj_t1_dec_refpass_step_raw()</a>, and <a class="el" href="group___t1.html#gad7b4fc8f0264a0a1eebc5020986789d7">opj_t1_dec_sigpass_step_raw()</a>.</p> </div> </div> <a class="anchor" id="gabb2f5b65ad948ccccf595df86d0e305d"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void opj_raw_destroy </td> <td>(</td> <td class="paramtype"><a class="el" href="group___r_a_w.html#ga64fe20ef13d830dd1611487c8d6c6832">opj_raw_t</a> * </td> <td class="paramname"><em>raw</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Destroy a previously created RAW handle. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">raw</td><td>RAW handle to destroy </td></tr> </table> </dd> </dl> <p>References <a class="el" href="group___m_i_s_c.html#ga2bd00e2482ae36197631bde0665cfdfe">opj_free()</a>.</p> <p>Referenced by <a class="el" href="group___t1.html#gadbc87000940d2fc0c5f3e2f0ad28938a">opj_t1_destroy()</a>.</p> </div> </div> <a class="anchor" id="gaebd3e67e3b8673e4e4c3fa1834406389"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void opj_raw_init_dec </td> <td>(</td> <td class="paramtype"><a class="el" href="group___r_a_w.html#ga64fe20ef13d830dd1611487c8d6c6832">opj_raw_t</a> * </td> <td class="paramname"><em>raw</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="openjpeg_8h.html#a22de44e15bddae7edfacf4e9ac9bb199">OPJ_BYTE</a> * </td> <td class="paramname"><em>bp</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td> <td class="paramname"><em>len</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Initialize the decoder. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">raw</td><td>RAW handle </td></tr> <tr><td class="paramname">bp</td><td>Pointer to the start of the buffer from which the bytes will be read </td></tr> <tr><td class="paramname">len</td><td>Length of the input buffer </td></tr> </table> </dd> </dl> <p>References <a class="el" href="structopj__raw.html#a9e5a976d8f55e567af92c9ff6fd492e4">opj_raw::c</a>, <a class="el" href="structopj__raw.html#afb86b09eef74471031c6d4144e4951ed">opj_raw::ct</a>, <a class="el" href="structopj__raw.html#a49edd2e5113c2727bebb56937c0811bf">opj_raw::len</a>, <a class="el" href="structopj__raw.html#a37d9f82ef382e011692f6d03e2be1b73">opj_raw::lenmax</a>, and <a class="el" href="structopj__raw.html#ab135fadf2a1c829503331c3bf909496f">opj_raw::start</a>.</p> <p>Referenced by <a class="el" href="group___t1.html#gac0eda7cad23045baec567ddbe0a4da3f">opj_t1_decode_cblk()</a>.</p> </div> </div> <a class="anchor" id="gaee1cb91b1c5183234a36f53e0624f733"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> opj_raw_numbytes </td> <td>(</td> <td class="paramtype"><a class="el" href="group___r_a_w.html#ga64fe20ef13d830dd1611487c8d6c6832">opj_raw_t</a> * </td> <td class="paramname"><em>raw</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Return the number of bytes written/read since initialisation. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">raw</td><td>RAW handle to destroy </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>Returns the number of bytes already encoded </dd></dl> <p>References <a class="el" href="structopj__raw.html#a873ec3b4abf06832cb492f1fe0f9dde9">opj_raw::bp</a>, and <a class="el" href="structopj__raw.html#ab135fadf2a1c829503331c3bf909496f">opj_raw::start</a>.</p> </div> </div> </div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> 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