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<div class="title">sparse_array.c File Reference</div> </div>
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<div class="textblock"><code>#include "<a class="el" href="opj__includes_8h_source.html">opj_includes.h</a>"</code><br />
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</div><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="structopj__sparse__array__int32.html">opj_sparse_array_int32</a></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="func-members"></a>
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Functions</h2></td></tr>
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<tr class="memitem:a41953de4fab74677337c2597a67c9843"><td class="memItemLeft" align="right" valign="top"><a class="el" href="sparse__array_8h.html#ab63770624f4ec03e6e022c6a0b80e6ff">opj_sparse_array_int32_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="sparse__array_8c.html#a41953de4fab74677337c2597a67c9843">opj_sparse_array_int32_create</a> (<a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> width, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> height, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> block_width, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> block_height)</td></tr>
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<tr class="memdesc:a41953de4fab74677337c2597a67c9843"><td class="mdescLeft"> </td><td class="mdescRight">Creates a new sparse array. <a href="sparse__array_8c.html#a41953de4fab74677337c2597a67c9843">More...</a><br /></td></tr>
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<tr class="separator:a41953de4fab74677337c2597a67c9843"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ad70f920d05b4915853b474d010a9a336"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="sparse__array_8c.html#ad70f920d05b4915853b474d010a9a336">opj_sparse_array_int32_free</a> (<a class="el" href="sparse__array_8h.html#ab63770624f4ec03e6e022c6a0b80e6ff">opj_sparse_array_int32_t</a> *sa)</td></tr>
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<tr class="memdesc:ad70f920d05b4915853b474d010a9a336"><td class="mdescLeft"> </td><td class="mdescRight">Frees a sparse array. <a href="sparse__array_8c.html#ad70f920d05b4915853b474d010a9a336">More...</a><br /></td></tr>
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<tr class="separator:ad70f920d05b4915853b474d010a9a336"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a2b5c5075af6a30d35569e4378931ed4c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="sparse__array_8c.html#a2b5c5075af6a30d35569e4378931ed4c">opj_sparse_array_is_region_valid</a> (const <a class="el" href="sparse__array_8h.html#ab63770624f4ec03e6e022c6a0b80e6ff">opj_sparse_array_int32_t</a> *sa, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> x0, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> y0, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> x1, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> y1)</td></tr>
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<tr class="memdesc:a2b5c5075af6a30d35569e4378931ed4c"><td class="mdescLeft"> </td><td class="mdescRight">Returns whether region bounds are valid (non empty and within array bounds) <a href="sparse__array_8c.html#a2b5c5075af6a30d35569e4378931ed4c">More...</a><br /></td></tr>
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<tr class="memitem:a175c52e28cac6cad5ccdc24200e67a60"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="sparse__array_8c.html#a175c52e28cac6cad5ccdc24200e67a60">opj_sparse_array_int32_read_or_write</a> (const <a class="el" href="sparse__array_8h.html#ab63770624f4ec03e6e022c6a0b80e6ff">opj_sparse_array_int32_t</a> *sa, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> x0, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> y0, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> x1, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> y1, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> *buf, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> buf_col_stride, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> buf_line_stride, <a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> forgiving, <a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> is_read_op)</td></tr>
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<tr class="memitem:a092675bfa99d062ce36fa45aff4766da"><td class="memItemLeft" align="right" valign="top"><a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="sparse__array_8c.html#a092675bfa99d062ce36fa45aff4766da">opj_sparse_array_int32_read</a> (const <a class="el" href="sparse__array_8h.html#ab63770624f4ec03e6e022c6a0b80e6ff">opj_sparse_array_int32_t</a> *sa, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> x0, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> y0, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> x1, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> y1, <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> *dest, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> dest_col_stride, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> dest_line_stride, <a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> forgiving)</td></tr>
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<tr class="memdesc:a092675bfa99d062ce36fa45aff4766da"><td class="mdescLeft"> </td><td class="mdescRight">Read the content of a rectangular region of the sparse array into a user buffer. <a href="sparse__array_8c.html#a092675bfa99d062ce36fa45aff4766da">More...</a><br /></td></tr>
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<tr class="separator:a092675bfa99d062ce36fa45aff4766da"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a174b3ef4cb89af58cdd7c2b9f0a20559"><td class="memItemLeft" align="right" valign="top"><a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="sparse__array_8c.html#a174b3ef4cb89af58cdd7c2b9f0a20559">opj_sparse_array_int32_write</a> (<a class="el" href="sparse__array_8h.html#ab63770624f4ec03e6e022c6a0b80e6ff">opj_sparse_array_int32_t</a> *sa, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> x0, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> y0, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> x1, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> y1, const <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> *src, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> src_col_stride, <a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> src_line_stride, <a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> forgiving)</td></tr>
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<tr class="memdesc:a174b3ef4cb89af58cdd7c2b9f0a20559"><td class="mdescLeft"> </td><td class="mdescRight">Write the content of a rectangular region into the sparse array from a user buffer. <a href="sparse__array_8c.html#a174b3ef4cb89af58cdd7c2b9f0a20559">More...</a><br /></td></tr>
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<tr class="separator:a174b3ef4cb89af58cdd7c2b9f0a20559"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<h2 class="groupheader">Function Documentation</h2>
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<a id="a41953de4fab74677337c2597a67c9843"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a41953de4fab74677337c2597a67c9843">◆ </a></span>opj_sparse_array_int32_create()</h2>
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<td class="memname"><a class="el" href="sparse__array_8h.html#ab63770624f4ec03e6e022c6a0b80e6ff">opj_sparse_array_int32_t</a>* opj_sparse_array_int32_create </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>width</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>height</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>block_width</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>block_height</em> </td>
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<td>)</td>
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</div><div class="memdoc">
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<p>Creates a new sparse array. </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="paramname">width</td><td>total width of the array. </td></tr>
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<tr><td class="paramname">height</td><td>total height of the array </td></tr>
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<tr><td class="paramname">block_width</td><td>width of a block. </td></tr>
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<tr><td class="paramname">block_height</td><td>height of a block. </td></tr>
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</table>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>a new sparse array instance, or NULL in case of failure. </dd></dl>
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<p class="reference">References <a class="el" href="structopj__sparse__array__int32.html#a3e4065eb08fe228175101035b6f218ed">opj_sparse_array_int32::block_count_hor</a>, <a class="el" href="structopj__sparse__array__int32.html#aee2f11c522fd981408e3ae164c142baf">opj_sparse_array_int32::block_count_ver</a>, <a class="el" href="structopj__sparse__array__int32.html#a8879d3a7726f3f6ff228d5e341ada8b3">opj_sparse_array_int32::block_height</a>, <a class="el" href="structopj__sparse__array__int32.html#a97a62a6f3c09048f6fd8ec4192d71b5f">opj_sparse_array_int32::block_width</a>, <a class="el" href="structopj__sparse__array__int32.html#aa8740069e9f55f024b69b0e96b6f4f56">opj_sparse_array_int32::data_blocks</a>, <a class="el" href="structopj__sparse__array__int32.html#acbfd23999d0b817fb40ed58073bb6cf2">opj_sparse_array_int32::height</a>, <a class="el" href="opj__malloc_8c.html#a3fe08bb7876e393dd04332d049a4d53e">opj_calloc()</a>, <a class="el" href="opj__malloc_8c.html#a9d7d909f8dc1a2c23313c48645341e81">opj_free()</a>, <a class="el" href="opj__intmath_8h.html#ae4b2e5a7c8b8f09faacc4a895f866ea1">opj_uint_ceildiv()</a>, and <a class="el" href="structopj__sparse__array__int32.html#a427c80944840803fd7f5592317ad8564">opj_sparse_array_int32::width</a>.</p>
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<p class="reference">Referenced by <a class="el" href="test__sparse__array_8c.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main()</a>, and <a class="el" href="dwt_8c.html#a57c042791753ac46c7bb073abcc245ba">opj_dwt_init_sparse_array()</a>.</p>
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<a id="ad70f920d05b4915853b474d010a9a336"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ad70f920d05b4915853b474d010a9a336">◆ </a></span>opj_sparse_array_int32_free()</h2>
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<td class="memname">void opj_sparse_array_int32_free </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="sparse__array_8h.html#ab63770624f4ec03e6e022c6a0b80e6ff">opj_sparse_array_int32_t</a> * </td>
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<td class="paramname"><em>sa</em></td><td>)</td>
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<p>Frees a sparse array. </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="paramname">sa</td><td>sparse array instance. </td></tr>
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<p class="reference">References <a class="el" href="structopj__sparse__array__int32.html#a3e4065eb08fe228175101035b6f218ed">opj_sparse_array_int32::block_count_hor</a>, <a class="el" href="structopj__sparse__array__int32.html#aee2f11c522fd981408e3ae164c142baf">opj_sparse_array_int32::block_count_ver</a>, <a class="el" href="structopj__sparse__array__int32.html#aa8740069e9f55f024b69b0e96b6f4f56">opj_sparse_array_int32::data_blocks</a>, and <a class="el" href="opj__malloc_8c.html#a9d7d909f8dc1a2c23313c48645341e81">opj_free()</a>.</p>
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<p class="reference">Referenced by <a class="el" href="test__sparse__array_8c.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main()</a>, <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#a57c042791753ac46c7bb073abcc245ba">opj_dwt_init_sparse_array()</a>.</p>
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<a id="a092675bfa99d062ce36fa45aff4766da"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a092675bfa99d062ce36fa45aff4766da">◆ </a></span>opj_sparse_array_int32_read()</h2>
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<td class="memname"><a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> opj_sparse_array_int32_read </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="sparse__array_8h.html#ab63770624f4ec03e6e022c6a0b80e6ff">opj_sparse_array_int32_t</a> * </td>
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<td class="paramname"><em>sa</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>x0</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>y0</em>, </td>
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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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>x1</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>y1</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype"><a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> * </td>
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<td class="paramname"><em>dest</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>dest_col_stride</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>dest_line_stride</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#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> </td>
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<td class="paramname"><em>forgiving</em> </td>
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<td></td>
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<td>)</td>
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<p>Read the content of a rectangular region of the sparse array into a user buffer. </p>
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<p>Regions not written with <a class="el" href="sparse__array_8h.html#a174b3ef4cb89af58cdd7c2b9f0a20559" title="Write the content of a rectangular region into the sparse array from a user buffer.">opj_sparse_array_int32_write()</a> are read as 0.</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="paramname">sa</td><td>sparse array instance. </td></tr>
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<tr><td class="paramname">x0</td><td>left x coordinate of the region to read in the sparse array. </td></tr>
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<tr><td class="paramname">y0</td><td>top x coordinate of the region to read in the sparse array. </td></tr>
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<tr><td class="paramname">x1</td><td>right x coordinate (not included) of the region to read in the sparse array. Must be greater than x0. </td></tr>
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<tr><td class="paramname">y1</td><td>bottom y coordinate (not included) of the region to read in the sparse array. Must be greater than y0. </td></tr>
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<tr><td class="paramname">dest</td><td>user buffer to fill. Must be at least sizeof(int32) * ( (y1 - y0 - 1) * dest_line_stride + (x1 - x0 - 1) * dest_col_stride + 1) bytes large. </td></tr>
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<tr><td class="paramname">dest_col_stride</td><td>spacing (in elements, not in bytes) in x dimension between consecutive elements of the user buffer. </td></tr>
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<tr><td class="paramname">dest_line_stride</td><td>spacing (in elements, not in bytes) in y dimension between consecutive elements of the user buffer. </td></tr>
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<tr><td class="paramname">forgiving</td><td>if set to TRUE and the region is invalid, OPJ_TRUE will still be returned. </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>OPJ_TRUE in case of success. </dd></dl>
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<p class="reference">References <a class="el" href="sparse__array_8c.html#a175c52e28cac6cad5ccdc24200e67a60">opj_sparse_array_int32_read_or_write()</a>, and <a class="el" href="openjpeg_8h.html#a04830036d767cba56cbf5ae5bdc481d3">OPJ_TRUE</a>.</p>
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<p class="reference">Referenced by <a class="el" href="test__sparse__array_8c.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main()</a>, <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#aa9f1030974db43df751380437e5167af">opj_dwt_interleave_partial_h()</a>, <a class="el" href="dwt_8c.html#ad7a304bcf13f2427c0a6835e6c527d3e">opj_dwt_interleave_partial_v()</a>, <a class="el" href="dwt_8c.html#a9caacdf7450ad73f0023e864f3a74cf1">opj_v8dwt_interleave_partial_h()</a>, and <a class="el" href="dwt_8c.html#a4d4acbc44226a14f02cff29831301f8e">opj_v8dwt_interleave_partial_v()</a>.</p>
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<a id="a175c52e28cac6cad5ccdc24200e67a60"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a175c52e28cac6cad5ccdc24200e67a60">◆ </a></span>opj_sparse_array_int32_read_or_write()</h2>
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<td class="memname">static <a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> opj_sparse_array_int32_read_or_write </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="sparse__array_8h.html#ab63770624f4ec03e6e022c6a0b80e6ff">opj_sparse_array_int32_t</a> * </td>
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<td class="paramname"><em>sa</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>x0</em>, </td>
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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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>y0</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>x1</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>y1</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#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> * </td>
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<td class="paramname"><em>buf</em>, </td>
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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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>buf_col_stride</em>, </td>
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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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>buf_line_stride</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#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> </td>
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<td class="paramname"><em>forgiving</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#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> </td>
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<td class="paramname"><em>is_read_op</em> </td>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">static</span></span> </td>
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</table>
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</div><div class="memdoc">
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<p class="reference">References <a class="el" href="structopj__sparse__array__int32.html#a3e4065eb08fe228175101035b6f218ed">opj_sparse_array_int32::block_count_hor</a>, <a class="el" href="structopj__sparse__array__int32.html#a8879d3a7726f3f6ff228d5e341ada8b3">opj_sparse_array_int32::block_height</a>, <a class="el" href="structopj__sparse__array__int32.html#a97a62a6f3c09048f6fd8ec4192d71b5f">opj_sparse_array_int32::block_width</a>, <a class="el" href="structopj__sparse__array__int32.html#aa8740069e9f55f024b69b0e96b6f4f56">opj_sparse_array_int32::data_blocks</a>, <a class="el" href="opj__malloc_8c.html#a3fe08bb7876e393dd04332d049a4d53e">opj_calloc()</a>, <a class="el" href="openjpeg_8h.html#ac672bfd7db39c609e828acb07a321964">OPJ_FALSE</a>, <a class="el" href="opj__includes_8h.html#a47acbf7ae97e1ef7371a1c92a42505b2">OPJ_RESTRICT</a>, <a class="el" href="sparse__array_8c.html#a2b5c5075af6a30d35569e4378931ed4c">opj_sparse_array_is_region_valid()</a>, <a class="el" href="openjpeg_8h.html#a04830036d767cba56cbf5ae5bdc481d3">OPJ_TRUE</a>, and <a class="el" href="opj__intmath_8h.html#a06c1c4470f9765a3ed04963b0daa111a">opj_uint_min()</a>.</p>
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<p class="reference">Referenced by <a class="el" href="sparse__array_8h.html#a092675bfa99d062ce36fa45aff4766da">opj_sparse_array_int32_read()</a>, and <a class="el" href="sparse__array_8h.html#a174b3ef4cb89af58cdd7c2b9f0a20559">opj_sparse_array_int32_write()</a>.</p>
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<a id="a174b3ef4cb89af58cdd7c2b9f0a20559"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a174b3ef4cb89af58cdd7c2b9f0a20559">◆ </a></span>opj_sparse_array_int32_write()</h2>
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<td class="memname"><a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> opj_sparse_array_int32_write </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="sparse__array_8h.html#ab63770624f4ec03e6e022c6a0b80e6ff">opj_sparse_array_int32_t</a> * </td>
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<td class="paramname"><em>sa</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>x0</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>y0</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>x1</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>y1</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const <a class="el" href="openjpeg_8h.html#a3cec91ef9e73677f0dbd60d4e42401b9">OPJ_INT32</a> * </td>
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<td class="paramname"><em>src</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype"><a class="el" href="openjpeg_8h.html#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>src_col_stride</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>src_line_stride</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#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> </td>
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<td class="paramname"><em>forgiving</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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</table>
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</div><div class="memdoc">
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<p>Write the content of a rectangular region into the sparse array from a user buffer. </p>
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<p>Blocks intersecting the region are allocated, if not already done.</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="paramname">sa</td><td>sparse array instance. </td></tr>
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<tr><td class="paramname">x0</td><td>left x coordinate of the region to write into the sparse array. </td></tr>
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<tr><td class="paramname">y0</td><td>top x coordinate of the region to write into the sparse array. </td></tr>
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<tr><td class="paramname">x1</td><td>right x coordinate (not included) of the region to write into the sparse array. Must be greater than x0. </td></tr>
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<tr><td class="paramname">y1</td><td>bottom y coordinate (not included) of the region to write into the sparse array. Must be greater than y0. </td></tr>
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<tr><td class="paramname">src</td><td>user buffer to fill. Must be at least sizeof(int32) * ( (y1 - y0 - 1) * src_line_stride + (x1 - x0 - 1) * src_col_stride + 1) bytes large. </td></tr>
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<tr><td class="paramname">src_col_stride</td><td>spacing (in elements, not in bytes) in x dimension between consecutive elements of the user buffer. </td></tr>
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<tr><td class="paramname">src_line_stride</td><td>spacing (in elements, not in bytes) in y dimension between consecutive elements of the user buffer. </td></tr>
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<tr><td class="paramname">forgiving</td><td>if set to TRUE and the region is invalid, OPJ_TRUE will still be returned. </td></tr>
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</table>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>OPJ_TRUE in case of success. </dd></dl>
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<p class="reference">References <a class="el" href="openjpeg_8h.html#ac672bfd7db39c609e828acb07a321964">OPJ_FALSE</a>, and <a class="el" href="sparse__array_8c.html#a175c52e28cac6cad5ccdc24200e67a60">opj_sparse_array_int32_read_or_write()</a>.</p>
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<p class="reference">Referenced by <a class="el" href="test__sparse__array_8c.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main()</a>, <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#a57c042791753ac46c7bb073abcc245ba">opj_dwt_init_sparse_array()</a>.</p>
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<a id="a2b5c5075af6a30d35569e4378931ed4c"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a2b5c5075af6a30d35569e4378931ed4c">◆ </a></span>opj_sparse_array_is_region_valid()</h2>
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<div class="memitem">
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<td class="memname"><a class="el" href="openjpeg_8h.html#abb5dad6294f4611f1925388e919b16f4">OPJ_BOOL</a> opj_sparse_array_is_region_valid </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="sparse__array_8h.html#ab63770624f4ec03e6e022c6a0b80e6ff">opj_sparse_array_int32_t</a> * </td>
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<td class="paramname"><em>sa</em>, </td>
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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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>x0</em>, </td>
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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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>y0</em>, </td>
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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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>x1</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#a4cb1e6e6b6ef2df499d5c02f7df54cbb">OPJ_UINT32</a> </td>
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<td class="paramname"><em>y1</em> </td>
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<td></td>
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<td>)</td>
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<p>Returns whether region bounds are valid (non empty and within array bounds) </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="paramname">sa</td><td>sparse array instance. </td></tr>
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<tr><td class="paramname">x0</td><td>left x coordinate of the region. </td></tr>
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<tr><td class="paramname">y0</td><td>top x coordinate of the region. </td></tr>
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<tr><td class="paramname">x1</td><td>right x coordinate (not included) of the region. Must be greater than x0. </td></tr>
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<tr><td class="paramname">y1</td><td>bottom y coordinate (not included) of the region. Must be greater than y0. </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>OPJ_TRUE or OPJ_FALSE. </dd></dl>
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<p class="reference">References <a class="el" href="structopj__sparse__array__int32.html#acbfd23999d0b817fb40ed58073bb6cf2">opj_sparse_array_int32::height</a>, and <a class="el" href="structopj__sparse__array__int32.html#a427c80944840803fd7f5592317ad8564">opj_sparse_array_int32::width</a>.</p>
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<p class="reference">Referenced by <a class="el" href="sparse__array_8c.html#a175c52e28cac6cad5ccdc24200e67a60">opj_sparse_array_int32_read_or_write()</a>.</p>
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