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<div class="headertitle"><div class="title">edid.h</div></div>
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<a href="edid_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">/*</span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"> * (c) 2014 Matthias Lange <matthias.lange@kernkonzept.com></span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> * This file is part of TUD:OS and distributed under the terms of the</span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> * GNU Lesser General Public License 2.1.</span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> * Please see the COPYING-LGPL-2.1 file for details.</span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> */</span></div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#pragma once</span></div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span> </div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include <<a class="code" href="compiler_8h.html">l4/sys/compiler.h</a>></span></div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span></div>
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<div class="foldopen" id="foldopen00023" data-start="{" data-end="};">
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"><a class="line" href="group__libedid.html#ga57a3abbabf6035cbf2698018e4251d5f"> 23</a></span><span class="keyword">enum</span> <a class="code hl_enumeration" href="group__libedid.html#ga57a3abbabf6035cbf2698018e4251d5f">Libedid_consts</a></div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span>{</div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"><a class="line" href="group__libedid.html#gga57a3abbabf6035cbf2698018e4251d5fabf81658bba3e50c1274e357bce950d70"> 25</a></span> <a class="code hl_enumvalue" href="group__libedid.html#gga57a3abbabf6035cbf2698018e4251d5fabf81658bba3e50c1274e357bce950d70">Libedid_block_size</a> = 128, </div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span>};</div>
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</div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> </div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span>__BEGIN_DECLS</div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span></div>
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"><a class="line" href="group__libedid.html#ga8c12852e62e855e8463e8845b3c677f8"> 37</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="group__libedid.html#ga8c12852e62e855e8463e8845b3c677f8">libedid_check_header</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *edid);</div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span></div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"><a class="line" href="group__libedid.html#gac657effed5a42ce163d96d960f659853"> 46</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="group__libedid.html#gac657effed5a42ce163d96d960f659853">libedid_checksum</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *edid);</div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span></div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"><a class="line" href="group__libedid.html#gaf3bcdc7f60b7d0fa71b7000a051b5124"> 55</a></span><span class="keywordtype">unsigned</span> <a class="code hl_function" href="group__libedid.html#gaf3bcdc7f60b7d0fa71b7000a051b5124">libedid_version</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *edid);</div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span></div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"><a class="line" href="group__libedid.html#ga80b145315e938e27a9e1bf30ac0223f8"> 64</a></span><span class="keywordtype">unsigned</span> <a class="code hl_function" href="group__libedid.html#ga80b145315e938e27a9e1bf30ac0223f8">libedid_revision</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *edid);</div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span></div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"><a class="line" href="group__libedid.html#ga5f0b9f85a59740a354fe638bb7966170"> 72</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="group__libedid.html#ga5f0b9f85a59740a354fe638bb7966170">libedid_pnp_id</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *edid, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span></div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"><a class="line" href="group__libedid.html#ga0f401bd4dc517620e17f1c8185e32aea"> 81</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="group__libedid.html#ga0f401bd4dc517620e17f1c8185e32aea">libedid_prefered_resolution</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *edid,</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keywordtype">unsigned</span> *w, <span class="keywordtype">unsigned</span> *h);</div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span></div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"><a class="line" href="group__libedid.html#ga5d787023abc4b033a49e98f81b49730d"> 91</a></span><span class="keywordtype">unsigned</span> <a class="code hl_function" href="group__libedid.html#ga5d787023abc4b033a49e98f81b49730d">libedid_num_ext_blocks</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *edid);</div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span></div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"><a class="line" href="group__libedid.html#ga064f2e5ae6a0798f4c4a43f91b35d676"> 100</a></span><span class="keywordtype">unsigned</span> <a class="code hl_function" href="group__libedid.html#ga064f2e5ae6a0798f4c4a43f91b35d676">libedid_dump_standard_timings</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *edid);</div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span></div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"><a class="line" href="group__libedid.html#ga4197ec903c4abe2b80b59400023b8180"> 107</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="group__libedid.html#ga4197ec903c4abe2b80b59400023b8180">libedid_dump</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *edid);</div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span></div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> </div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span>__END_DECLS</div>
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<div class="ttc" id="acompiler_8h_html"><div class="ttname"><a href="compiler_8h.html">compiler.h</a></div><div class="ttdoc">L4 compiler related defines.</div></div>
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<div class="ttc" id="agroup__libedid_html_ga064f2e5ae6a0798f4c4a43f91b35d676"><div class="ttname"><a href="group__libedid.html#ga064f2e5ae6a0798f4c4a43f91b35d676">libedid_dump_standard_timings</a></div><div class="ttdeci">unsigned libedid_dump_standard_timings(const unsigned char *edid)</div><div class="ttdoc">Dump the standard timings to stdout.</div></div>
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<div class="ttc" id="agroup__libedid_html_ga0f401bd4dc517620e17f1c8185e32aea"><div class="ttname"><a href="group__libedid.html#ga0f401bd4dc517620e17f1c8185e32aea">libedid_prefered_resolution</a></div><div class="ttdeci">void libedid_prefered_resolution(const unsigned char *edid, unsigned *w, unsigned *h)</div><div class="ttdoc">Extract the display's prefered mode.</div></div>
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<div class="ttc" id="agroup__libedid_html_ga4197ec903c4abe2b80b59400023b8180"><div class="ttname"><a href="group__libedid.html#ga4197ec903c4abe2b80b59400023b8180">libedid_dump</a></div><div class="ttdeci">void libedid_dump(const unsigned char *edid)</div><div class="ttdoc">Dump raw EDID data to stdout.</div></div>
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<div class="ttc" id="agroup__libedid_html_ga57a3abbabf6035cbf2698018e4251d5f"><div class="ttname"><a href="group__libedid.html#ga57a3abbabf6035cbf2698018e4251d5f">Libedid_consts</a></div><div class="ttdeci">Libedid_consts</div><div class="ttdoc">EDID constants.</div><div class="ttdef"><b>Definition</b> <a href="#l00023">edid.h:24</a></div></div>
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<div class="ttc" id="agroup__libedid_html_ga5d787023abc4b033a49e98f81b49730d"><div class="ttname"><a href="group__libedid.html#ga5d787023abc4b033a49e98f81b49730d">libedid_num_ext_blocks</a></div><div class="ttdeci">unsigned libedid_num_ext_blocks(const unsigned char *edid)</div><div class="ttdoc">Get the number of EDID extension blocks.</div></div>
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<div class="ttc" id="agroup__libedid_html_ga5f0b9f85a59740a354fe638bb7966170"><div class="ttname"><a href="group__libedid.html#ga5f0b9f85a59740a354fe638bb7966170">libedid_pnp_id</a></div><div class="ttdeci">void libedid_pnp_id(const unsigned char *edid, unsigned char *id)</div><div class="ttdoc">Extracts the display's PnP ID.</div></div>
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<div class="ttc" id="agroup__libedid_html_ga80b145315e938e27a9e1bf30ac0223f8"><div class="ttname"><a href="group__libedid.html#ga80b145315e938e27a9e1bf30ac0223f8">libedid_revision</a></div><div class="ttdeci">unsigned libedid_revision(const unsigned char *edid)</div><div class="ttdoc">Returns the EDID revision number.</div></div>
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<div class="ttc" id="agroup__libedid_html_ga8c12852e62e855e8463e8845b3c677f8"><div class="ttname"><a href="group__libedid.html#ga8c12852e62e855e8463e8845b3c677f8">libedid_check_header</a></div><div class="ttdeci">int libedid_check_header(const unsigned char *edid)</div><div class="ttdoc">Check for valid EDID header.</div></div>
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<div class="ttc" id="agroup__libedid_html_gac657effed5a42ce163d96d960f659853"><div class="ttname"><a href="group__libedid.html#gac657effed5a42ce163d96d960f659853">libedid_checksum</a></div><div class="ttdeci">int libedid_checksum(const unsigned char *edid)</div><div class="ttdoc">Calculates the EDID checksum.</div></div>
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<div class="ttc" id="agroup__libedid_html_gaf3bcdc7f60b7d0fa71b7000a051b5124"><div class="ttname"><a href="group__libedid.html#gaf3bcdc7f60b7d0fa71b7000a051b5124">libedid_version</a></div><div class="ttdeci">unsigned libedid_version(const unsigned char *edid)</div><div class="ttdoc">Returns the EDID version number.</div></div>
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<div class="ttc" id="agroup__libedid_html_gga57a3abbabf6035cbf2698018e4251d5fabf81658bba3e50c1274e357bce950d70"><div class="ttname"><a href="group__libedid.html#gga57a3abbabf6035cbf2698018e4251d5fabf81658bba3e50c1274e357bce950d70">Libedid_block_size</a></div><div class="ttdeci">@ Libedid_block_size</div><div class="ttdoc">Size of one EDID block in bytes.</div><div class="ttdef"><b>Definition</b> <a href="#l00025">edid.h:25</a></div></div>
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<li class="navelem"><b>l4</b></li><li class="navelem"><b>libedid</b></li><li class="navelem"><a href="edid_8h.html">edid.h</a></li>
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