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359 lines
22 KiB
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 <span id="projectnumber">2.4.0</span>
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<div class="title">codestream_manager.h File Reference</div> </div>
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<div class="contents">
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<div class="textblock"><code>#include "<a class="el" href="byte__manager_8h_source.html">byte_manager.h</a>"</code><br />
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</div>
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<p><a href="codestream__manager_8h_source.html">Go to the source code of this file.</a></p>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
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Data Structures</h2></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structcodestream__param.html">codestream_param</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">codestream parameters <a href="structcodestream__param.html#details">More...</a><br /></td></tr>
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<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="typedef-members"></a>
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Typedefs</h2></td></tr>
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<tr class="memitem:ae63fd7d7c047905a5cd0229f824aff09"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="structcodestream__param.html">codestream_param</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a></td></tr>
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<tr class="memdesc:ae63fd7d7c047905a5cd0229f824aff09"><td class="mdescLeft"> </td><td class="mdescRight">codestream parameters <a href="#ae63fd7d7c047905a5cd0229f824aff09">More...</a><br /></td></tr>
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<tr class="separator:ae63fd7d7c047905a5cd0229f824aff09"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
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Functions</h2></td></tr>
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<tr class="memitem:abe246d173d4accb765de170e9976cd20"><td class="memItemLeft" align="right" valign="top"><a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="codestream__manager_8h.html#abe246d173d4accb765de170e9976cd20">set_codestream</a> (int fd, <a class="el" href="openjpeg_8h.html#a64948c8a524dee101c5a4d7293e6158c">OPJ_OFF_T</a> offset, <a class="el" href="openjpeg_8h.html#aba7397be054e36dc0284a6589736135e">OPJ_SIZE_T</a> length)</td></tr>
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<tr class="memdesc:abe246d173d4accb765de170e9976cd20"><td class="mdescLeft"> </td><td class="mdescRight">set codestream parameters from inputs <a href="#abe246d173d4accb765de170e9976cd20">More...</a><br /></td></tr>
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<tr class="separator:abe246d173d4accb765de170e9976cd20"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a92e8c0b1815dc9ede628541b28971dc4"><td class="memItemLeft" align="right" valign="top"><a class="el" href="byte__manager_8h.html#ade896f5d51f03e046a004d006b53a8b0">Byte_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="codestream__manager_8h.html#a92e8c0b1815dc9ede628541b28971dc4">fetch_codestreambytes</a> (<a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a> *cs, <a class="el" href="openjpeg_8h.html#a64948c8a524dee101c5a4d7293e6158c">OPJ_OFF_T</a> offset, <a class="el" href="openjpeg_8h.html#aba7397be054e36dc0284a6589736135e">OPJ_SIZE_T</a> size)</td></tr>
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<tr class="memdesc:a92e8c0b1815dc9ede628541b28971dc4"><td class="mdescLeft"> </td><td class="mdescRight">fetch Codestream bytes of data in file stream <a href="#a92e8c0b1815dc9ede628541b28971dc4">More...</a><br /></td></tr>
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<tr class="separator:a92e8c0b1815dc9ede628541b28971dc4"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:af659af47f43c4ef6cea74c5697acf078"><td class="memItemLeft" align="right" valign="top"><a class="el" href="byte__manager_8h.html#ade896f5d51f03e046a004d006b53a8b0">Byte_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="codestream__manager_8h.html#af659af47f43c4ef6cea74c5697acf078">fetch_codestream1byte</a> (<a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a> *cs, <a class="el" href="openjpeg_8h.html#a64948c8a524dee101c5a4d7293e6158c">OPJ_OFF_T</a> offset)</td></tr>
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<tr class="memdesc:af659af47f43c4ef6cea74c5697acf078"><td class="mdescLeft"> </td><td class="mdescRight">fetch Codestream 1-byte Byte code in file stream <a href="#af659af47f43c4ef6cea74c5697acf078">More...</a><br /></td></tr>
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<tr class="separator:af659af47f43c4ef6cea74c5697acf078"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a6dbb4634cd0d3c32cc641750119d1a65"><td class="memItemLeft" align="right" valign="top"><a class="el" href="byte__manager_8h.html#a633aa9ecff048e1b8bfbdac4c4dfdb33">Byte2_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="codestream__manager_8h.html#a6dbb4634cd0d3c32cc641750119d1a65">fetch_codestream2bytebigendian</a> (<a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a> *cs, <a class="el" href="openjpeg_8h.html#a64948c8a524dee101c5a4d7293e6158c">OPJ_OFF_T</a> offset)</td></tr>
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<tr class="memdesc:a6dbb4634cd0d3c32cc641750119d1a65"><td class="mdescLeft"> </td><td class="mdescRight">fetch Codestream 2-byte big endian Byte codes in file stream <a href="#a6dbb4634cd0d3c32cc641750119d1a65">More...</a><br /></td></tr>
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<tr class="separator:a6dbb4634cd0d3c32cc641750119d1a65"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aee603a657d0cf18f32e86bd2b2efdafe"><td class="memItemLeft" align="right" valign="top"><a class="el" href="byte__manager_8h.html#aad2d957f29839c12c87e4dd945807d36">Byte4_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="codestream__manager_8h.html#aee603a657d0cf18f32e86bd2b2efdafe">fetch_codestream4bytebigendian</a> (<a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a> *cs, <a class="el" href="openjpeg_8h.html#a64948c8a524dee101c5a4d7293e6158c">OPJ_OFF_T</a> offset)</td></tr>
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<tr class="memdesc:aee603a657d0cf18f32e86bd2b2efdafe"><td class="mdescLeft"> </td><td class="mdescRight">fetch Codestream 4-byte big endian Byte codes in file stream <a href="#aee603a657d0cf18f32e86bd2b2efdafe">More...</a><br /></td></tr>
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<tr class="separator:aee603a657d0cf18f32e86bd2b2efdafe"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a5c8f513ed058bbc4c5798b8e0893cd62"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="codestream__manager_8h.html#a5c8f513ed058bbc4c5798b8e0893cd62">print_codestream</a> (<a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a> cs)</td></tr>
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<tr class="memdesc:a5c8f513ed058bbc4c5798b8e0893cd62"><td class="mdescLeft"> </td><td class="mdescRight">print codestream parameters <a href="#a5c8f513ed058bbc4c5798b8e0893cd62">More...</a><br /></td></tr>
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<tr class="separator:a5c8f513ed058bbc4c5798b8e0893cd62"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<h2 class="groupheader">Typedef Documentation</h2>
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<a class="anchor" id="ae63fd7d7c047905a5cd0229f824aff09"></a>
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<td class="memname">typedef struct <a class="el" href="structcodestream__param.html">codestream_param</a> <a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a></td>
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</div><div class="memdoc">
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<p>codestream parameters </p>
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</div>
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<h2 class="groupheader">Function Documentation</h2>
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<a class="anchor" id="af659af47f43c4ef6cea74c5697acf078"></a>
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<td class="memname"><a class="el" href="byte__manager_8h.html#ade896f5d51f03e046a004d006b53a8b0">Byte_t</a> fetch_codestream1byte </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a> * </td>
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<td class="paramname"><em>cs</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype"><a class="el" href="openjpeg_8h.html#a64948c8a524dee101c5a4d7293e6158c">OPJ_OFF_T</a> </td>
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<td class="paramname"><em>offset</em> </td>
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<td></td>
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<td>)</td>
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<p>fetch Codestream 1-byte Byte code in file stream </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramdir">[in]</td><td class="paramname">cs</td><td>codestream pointer </td></tr>
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<tr><td class="paramdir">[in]</td><td class="paramname">offset</td><td>start Byte position in codestream </td></tr>
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</table>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>fetched code </dd></dl>
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<p>References <a class="el" href="structcodestream__param.html#a75fc79562c1244fc477916b83c6b888c">codestream_param::fd</a>, <a class="el" href="byte__manager_8c.html#a80c5006e047b8a2a5bbb48bcbc9bbd7c">fetch_1byte()</a>, and <a class="el" href="structcodestream__param.html#ac6010c22e0f1e7414a219b7d0927435b">codestream_param::offset</a>.</p>
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<p>Referenced by <a class="el" href="marker__manager_8h.html#a310269e7466f3a1588930e9cbc51570c">fetch_marker1byte()</a>.</p>
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<a class="anchor" id="a6dbb4634cd0d3c32cc641750119d1a65"></a>
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<td class="memname"><a class="el" href="byte__manager_8h.html#a633aa9ecff048e1b8bfbdac4c4dfdb33">Byte2_t</a> fetch_codestream2bytebigendian </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a> * </td>
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<td class="paramname"><em>cs</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype"><a class="el" href="openjpeg_8h.html#a64948c8a524dee101c5a4d7293e6158c">OPJ_OFF_T</a> </td>
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<td class="paramname"><em>offset</em> </td>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</div><div class="memdoc">
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<p>fetch Codestream 2-byte big endian Byte codes in file stream </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramdir">[in]</td><td class="paramname">cs</td><td>codestream pointer </td></tr>
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<tr><td class="paramdir">[in]</td><td class="paramname">offset</td><td>start Byte position in codestream </td></tr>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>fetched code </dd></dl>
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<p>References <a class="el" href="structcodestream__param.html#a75fc79562c1244fc477916b83c6b888c">codestream_param::fd</a>, <a class="el" href="byte__manager_8c.html#adc0810a234de2f1a8d59218959e07671">fetch_2bytebigendian()</a>, and <a class="el" href="structcodestream__param.html#ac6010c22e0f1e7414a219b7d0927435b">codestream_param::offset</a>.</p>
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<p>Referenced by <a class="el" href="marker__manager_8h.html#ac884dafb92a564a501b1cbc01333d248">fetch_marker2bytebigendian()</a>.</p>
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<td class="memname"><a class="el" href="byte__manager_8h.html#aad2d957f29839c12c87e4dd945807d36">Byte4_t</a> fetch_codestream4bytebigendian </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a> * </td>
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<td class="paramname"><em>cs</em>, </td>
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<td></td>
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<td class="paramtype"><a class="el" href="openjpeg_8h.html#a64948c8a524dee101c5a4d7293e6158c">OPJ_OFF_T</a> </td>
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<td class="paramname"><em>offset</em> </td>
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<td>)</td>
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</div><div class="memdoc">
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<p>fetch Codestream 4-byte big endian Byte codes in file stream </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramdir">[in]</td><td class="paramname">cs</td><td>codestream pointer </td></tr>
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<tr><td class="paramdir">[in]</td><td class="paramname">offset</td><td>start Byte position in codestream </td></tr>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>fetched code </dd></dl>
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<p>References <a class="el" href="structcodestream__param.html#a75fc79562c1244fc477916b83c6b888c">codestream_param::fd</a>, <a class="el" href="byte__manager_8c.html#a72b441947e1fab5e8dd83fdc985bf29c">fetch_4bytebigendian()</a>, and <a class="el" href="structcodestream__param.html#ac6010c22e0f1e7414a219b7d0927435b">codestream_param::offset</a>.</p>
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<p>Referenced by <a class="el" href="marker__manager_8h.html#a6531c0062e0d866e406543e3f63f9c86">fetch_marker4bytebigendian()</a>.</p>
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<td class="memname"><a class="el" href="byte__manager_8h.html#ade896f5d51f03e046a004d006b53a8b0">Byte_t</a>* fetch_codestreambytes </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a> * </td>
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<td class="paramname"><em>cs</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype"><a class="el" href="openjpeg_8h.html#a64948c8a524dee101c5a4d7293e6158c">OPJ_OFF_T</a> </td>
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<td class="paramname"><em>offset</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype"><a class="el" href="openjpeg_8h.html#aba7397be054e36dc0284a6589736135e">OPJ_SIZE_T</a> </td>
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<td class="paramname"><em>size</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>fetch Codestream bytes of data in file stream </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramdir">[in]</td><td class="paramname">cs</td><td>codestream pointer </td></tr>
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<tr><td class="paramdir">[in]</td><td class="paramname">offset</td><td>start Byte position in codestream </td></tr>
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<tr><td class="paramdir">[in]</td><td class="paramname">size</td><td>Byte length </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>pointer to the fetched data </dd></dl>
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<p>References <a class="el" href="structcodestream__param.html#a75fc79562c1244fc477916b83c6b888c">codestream_param::fd</a>, <a class="el" href="byte__manager_8c.html#a62851758f9c2af1b12995190a1e4e909">fetch_bytes()</a>, and <a class="el" href="structcodestream__param.html#ac6010c22e0f1e7414a219b7d0927435b">codestream_param::offset</a>.</p>
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</div>
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</div>
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<a class="anchor" id="a5c8f513ed058bbc4c5798b8e0893cd62"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">void print_codestream </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a> </td>
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<td class="paramname"><em>cs</em></td><td>)</td>
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<td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>print codestream parameters </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramdir">[in]</td><td class="paramname">cs</td><td>codestream </td></tr>
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</table>
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</dd>
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</dl>
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<p>References <a class="el" href="structcodestream__param.html#a75fc79562c1244fc477916b83c6b888c">codestream_param::fd</a>, <a class="el" href="structcodestream__param.html#adb9e4859001399db5cbf825a6ec52a76">codestream_param::length</a>, <a class="el" href="codestream__manager_8c.html#a31c99676da88bb0bcdb350710f00fa96">logstream</a>, and <a class="el" href="structcodestream__param.html#ac6010c22e0f1e7414a219b7d0927435b">codestream_param::offset</a>.</p>
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</div>
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</div>
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<a class="anchor" id="abe246d173d4accb765de170e9976cd20"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname"><a class="el" href="codestream__manager_8h.html#ae63fd7d7c047905a5cd0229f824aff09">codestream_param_t</a> set_codestream </td>
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<td>(</td>
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<td class="paramtype">int </td>
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<td class="paramname"><em>fd</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype"><a class="el" href="openjpeg_8h.html#a64948c8a524dee101c5a4d7293e6158c">OPJ_OFF_T</a> </td>
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<td class="paramname"><em>offset</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype"><a class="el" href="openjpeg_8h.html#aba7397be054e36dc0284a6589736135e">OPJ_SIZE_T</a> </td>
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<td class="paramname"><em>length</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>set codestream parameters from inputs </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramdir">[in]</td><td class="paramname">fd</td><td>file descriptor </td></tr>
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<tr><td class="paramdir">[in]</td><td class="paramname">offset</td><td>offset in the file </td></tr>
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<tr><td class="paramdir">[in]</td><td class="paramname">length</td><td>codestream length </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>structure of generated codestream parameters </dd></dl>
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<p>References <a class="el" href="structcodestream__param.html#a75fc79562c1244fc477916b83c6b888c">codestream_param::fd</a>, <a class="el" href="structcodestream__param.html#adb9e4859001399db5cbf825a6ec52a76">codestream_param::length</a>, and <a class="el" href="structcodestream__param.html#ac6010c22e0f1e7414a219b7d0927435b">codestream_param::offset</a>.</p>
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<p>Referenced by <a class="el" href="index__manager_8c.html#a1bca84a98c266c9da610ebbb5d17e83c">set_cidxdata()</a>.</p>
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