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<h1 class="epydoc">Source Code for <a href="echonest.support.midi.MidiInFile-module.html">Module echonest.support.midi.MidiInFile</a></h1>
<pre class="py-src">
<a name="L1"></a><tt class="py-lineno"> 1</tt> <tt class="py-line"><tt class="py-comment"># -*- coding: ISO-8859-1 -*-</tt>
 </tt>
<a name="L2"></a><tt class="py-lineno"> 2</tt> <tt class="py-line">
 </tt>
<a name="L3"></a><tt class="py-lineno"> 3</tt> <tt class="py-line"><tt class="py-keyword">from</tt> <tt id="link-0" class="py-name" targets="Module echonest.support.midi.RawInstreamFile=echonest.support.midi.RawInstreamFile-module.html,Class echonest.support.midi.RawInstreamFile.RawInstreamFile=echonest.support.midi.RawInstreamFile.RawInstreamFile-class.html"><a title="echonest.support.midi.RawInstreamFile
echonest.support.midi.RawInstreamFile.RawInstreamFile" class="py-name" href="#" onclick="return doclink('link-0', 'RawInstreamFile', 'link-0');">RawInstreamFile</a></tt> <tt class="py-keyword">import</tt> <tt id="link-1" class="py-name"><a title="echonest.support.midi.RawInstreamFile
echonest.support.midi.RawInstreamFile.RawInstreamFile" class="py-name" href="#" onclick="return doclink('link-1', 'RawInstreamFile', 'link-0');">RawInstreamFile</a></tt> </tt>
<a name="L4"></a><tt class="py-lineno"> 4</tt> <tt class="py-line"><tt class="py-keyword">from</tt> <tt id="link-2" class="py-name" targets="Module echonest.support.midi.MidiFileParser=echonest.support.midi.MidiFileParser-module.html,Class echonest.support.midi.MidiFileParser.MidiFileParser=echonest.support.midi.MidiFileParser.MidiFileParser-class.html"><a title="echonest.support.midi.MidiFileParser
echonest.support.midi.MidiFileParser.MidiFileParser" class="py-name" href="#" onclick="return doclink('link-2', 'MidiFileParser', 'link-2');">MidiFileParser</a></tt> <tt class="py-keyword">import</tt> <tt id="link-3" class="py-name"><a title="echonest.support.midi.MidiFileParser
echonest.support.midi.MidiFileParser.MidiFileParser" class="py-name" href="#" onclick="return doclink('link-3', 'MidiFileParser', 'link-2');">MidiFileParser</a></tt> </tt>
<a name="L5"></a><tt class="py-lineno"> 5</tt> <tt class="py-line">
 </tt>
<a name="L6"></a><tt class="py-lineno"> 6</tt> <tt class="py-line">
 </tt>
<a name="MidiInFile"></a><div id="MidiInFile-def"><a name="L7"></a><tt class="py-lineno"> 7</tt> <a class="py-toggle" href="#" id="MidiInFile-toggle" onclick="return toggle('MidiInFile');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="echonest.support.midi.MidiInFile.MidiInFile-class.html">MidiInFile</a><tt class="py-op">:</tt> </tt>
</div><div id="MidiInFile-collapsed" style="display:none;" pad="++" indent="++++"></div><div id="MidiInFile-expanded"><a name="L8"></a><tt class="py-lineno"> 8</tt> <tt class="py-line">
 </tt>
<a name="L9"></a><tt class="py-lineno"> 9</tt> <tt class="py-line"> <tt class="py-docstring">"""
</tt> </tt>
<a name="L10"></a><tt class="py-lineno">10</tt> <tt class="py-line"><tt class="py-docstring">
</tt> </tt>
<a name="L11"></a><tt class="py-lineno">11</tt> <tt class="py-line"><tt class="py-docstring"> Parses a midi file, and triggers the midi events on the outStream
</tt> </tt>
<a name="L12"></a><tt class="py-lineno">12</tt> <tt class="py-line"><tt class="py-docstring"> object.
</tt> </tt>
<a name="L13"></a><tt class="py-lineno">13</tt> <tt class="py-line"><tt class="py-docstring">
</tt> </tt>
<a name="L14"></a><tt class="py-lineno">14</tt> <tt class="py-line"><tt class="py-docstring"> Get example data from a minimal midi file, generated with cubase.
</tt> </tt>
<a name="L15"></a><tt class="py-lineno">15</tt> <tt class="py-line"><tt class="py-docstring"> &gt;&gt;&gt; test_file = 'C:/Documents and Settings/maxm/Desktop/temp/midi/src/midi/tests/midifiles/minimal-cubase-type0.mid'
</tt> </tt>
<a name="L16"></a><tt class="py-lineno">16</tt> <tt class="py-line"><tt class="py-docstring">
</tt> </tt>
<a name="L17"></a><tt class="py-lineno">17</tt> <tt class="py-line"><tt class="py-docstring"> Do parsing, and generate events with MidiToText,
</tt> </tt>
<a name="L18"></a><tt class="py-lineno">18</tt> <tt class="py-line"><tt class="py-docstring"> so we can see what a minimal midi file contains
</tt> </tt>
<a name="L19"></a><tt class="py-lineno">19</tt> <tt class="py-line"><tt class="py-docstring"> &gt;&gt;&gt; from MidiToText import MidiToText
</tt> </tt>
<a name="L20"></a><tt class="py-lineno">20</tt> <tt class="py-line"><tt class="py-docstring"> &gt;&gt;&gt; midi_in = MidiInFile(MidiToText(), test_file)
</tt> </tt>
<a name="L21"></a><tt class="py-lineno">21</tt> <tt class="py-line"><tt class="py-docstring"> &gt;&gt;&gt; midi_in.read()
</tt> </tt>
<a name="L22"></a><tt class="py-lineno">22</tt> <tt class="py-line"><tt class="py-docstring"> format: 0, nTracks: 1, division: 480
</tt> </tt>
<a name="L23"></a><tt class="py-lineno">23</tt> <tt class="py-line"><tt class="py-docstring"> ----------------------------------
</tt> </tt>
<a name="L24"></a><tt class="py-lineno">24</tt> <tt class="py-line"><tt class="py-docstring"> &lt;BLANKLINE&gt;
</tt> </tt>
<a name="L25"></a><tt class="py-lineno">25</tt> <tt class="py-line"><tt class="py-docstring"> Start - track #0
</tt> </tt>
<a name="L26"></a><tt class="py-lineno">26</tt> <tt class="py-line"><tt class="py-docstring"> sequence_name: Type 0
</tt> </tt>
<a name="L27"></a><tt class="py-lineno">27</tt> <tt class="py-line"><tt class="py-docstring"> tempo: 500000
</tt> </tt>
<a name="L28"></a><tt class="py-lineno">28</tt> <tt class="py-line"><tt class="py-docstring"> time_signature: 4 2 24 8
</tt> </tt>
<a name="L29"></a><tt class="py-lineno">29</tt> <tt class="py-line"><tt class="py-docstring"> note_on - ch:00, note:48, vel:64 time:0
</tt> </tt>
<a name="L30"></a><tt class="py-lineno">30</tt> <tt class="py-line"><tt class="py-docstring"> note_off - ch:00, note:48, vel:40 time:480
</tt> </tt>
<a name="L31"></a><tt class="py-lineno">31</tt> <tt class="py-line"><tt class="py-docstring"> End of track
</tt> </tt>
<a name="L32"></a><tt class="py-lineno">32</tt> <tt class="py-line"><tt class="py-docstring"> &lt;BLANKLINE&gt;
</tt> </tt>
<a name="L33"></a><tt class="py-lineno">33</tt> <tt class="py-line"><tt class="py-docstring"> End of file
</tt> </tt>
<a name="L34"></a><tt class="py-lineno">34</tt> <tt class="py-line"><tt class="py-docstring">
</tt> </tt>
<a name="L35"></a><tt class="py-lineno">35</tt> <tt class="py-line"><tt class="py-docstring">
</tt> </tt>
<a name="L36"></a><tt class="py-lineno">36</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L37"></a><tt class="py-lineno">37</tt> <tt class="py-line">
 </tt>
<a name="MidiInFile.__init__"></a><div id="MidiInFile.__init__-def"><a name="L38"></a><tt class="py-lineno">38</tt> <a class="py-toggle" href="#" id="MidiInFile.__init__-toggle" onclick="return toggle('MidiInFile.__init__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.support.midi.MidiInFile.MidiInFile-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">outStream</tt><tt class="py-op">,</tt> <tt class="py-param">infile</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="MidiInFile.__init__-collapsed" style="display:none;" pad="++" indent="++++++++"></div><div id="MidiInFile.__init__-expanded"><a name="L39"></a><tt class="py-lineno">39</tt> <tt class="py-line"> <tt class="py-comment"># these could also have been mixins, would that be better? Nah!</tt>
 </tt>
<a name="L40"></a><tt class="py-lineno">40</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">raw_in</tt> <tt class="py-op">=</tt> <tt id="link-4" class="py-name"><a title="echonest.support.midi.RawInstreamFile
echonest.support.midi.RawInstreamFile.RawInstreamFile" class="py-name" href="#" onclick="return doclink('link-4', 'RawInstreamFile', 'link-0');">RawInstreamFile</a></tt><tt class="py-op">(</tt><tt class="py-name">infile</tt><tt class="py-op">)</tt> </tt>
<a name="L41"></a><tt class="py-lineno">41</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parser</tt> <tt class="py-op">=</tt> <tt id="link-5" class="py-name"><a title="echonest.support.midi.MidiFileParser
echonest.support.midi.MidiFileParser.MidiFileParser" class="py-name" href="#" onclick="return doclink('link-5', 'MidiFileParser', 'link-2');">MidiFileParser</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">raw_in</tt><tt class="py-op">,</tt> <tt class="py-name">outStream</tt><tt class="py-op">)</tt> </tt>
</div><a name="L42"></a><tt class="py-lineno">42</tt> <tt class="py-line">
 </tt>
<a name="L43"></a><tt class="py-lineno">43</tt> <tt class="py-line">
 </tt>
<a name="MidiInFile.read"></a><div id="MidiInFile.read-def"><a name="L44"></a><tt class="py-lineno">44</tt> <a class="py-toggle" href="#" id="MidiInFile.read-toggle" onclick="return toggle('MidiInFile.read');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.support.midi.MidiInFile.MidiInFile-class.html#read">read</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="MidiInFile.read-collapsed" style="display:none;" pad="++" indent="++++++++"></div><div id="MidiInFile.read-expanded"><a name="L45"></a><tt class="py-lineno">45</tt> <tt class="py-line"> <tt class="py-docstring">"Start parsing the file"</tt> </tt>
<a name="L46"></a><tt class="py-lineno">46</tt> <tt class="py-line"> <tt class="py-name">p</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parser</tt> </tt>
<a name="L47"></a><tt class="py-lineno">47</tt> <tt class="py-line"> <tt class="py-name">p</tt><tt class="py-op">.</tt><tt id="link-6" class="py-name" targets="Method echonest.support.midi.MidiFileParser.MidiFileParser.parseMThdChunk()=echonest.support.midi.MidiFileParser.MidiFileParser-class.html#parseMThdChunk"><a title="echonest.support.midi.MidiFileParser.MidiFileParser.parseMThdChunk" class="py-name" href="#" onclick="return doclink('link-6', 'parseMThdChunk', 'link-6');">parseMThdChunk</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L48"></a><tt class="py-lineno">48</tt> <tt class="py-line"> <tt class="py-name">p</tt><tt class="py-op">.</tt><tt id="link-7" class="py-name" targets="Method echonest.support.midi.MidiFileParser.MidiFileParser.parseMTrkChunks()=echonest.support.midi.MidiFileParser.MidiFileParser-class.html#parseMTrkChunks"><a title="echonest.support.midi.MidiFileParser.MidiFileParser.parseMTrkChunks" class="py-name" href="#" onclick="return doclink('link-7', 'parseMTrkChunks', 'link-7');">parseMTrkChunks</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L49"></a><tt class="py-lineno">49</tt> <tt class="py-line">
 </tt>
<a name="L50"></a><tt class="py-lineno">50</tt> <tt class="py-line">
 </tt>
<a name="MidiInFile.setData"></a><div id="MidiInFile.setData-def"><a name="L51"></a><tt class="py-lineno">51</tt> <a class="py-toggle" href="#" id="MidiInFile.setData-toggle" onclick="return toggle('MidiInFile.setData');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.support.midi.MidiInFile.MidiInFile-class.html#setData">setData</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">data</tt><tt class="py-op">=</tt><tt class="py-string">''</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="MidiInFile.setData-collapsed" style="display:none;" pad="++" indent="++++++++"></div><div id="MidiInFile.setData-expanded"><a name="L52"></a><tt class="py-lineno">52</tt> <tt class="py-line"> <tt class="py-docstring">"Sets the data from a plain string"</tt> </tt>
<a name="L53"></a><tt class="py-lineno">53</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">raw_in</tt><tt class="py-op">.</tt><tt id="link-8" class="py-name" targets="Method echonest.support.midi.MidiInFile.MidiInFile.setData()=echonest.support.midi.MidiInFile.MidiInFile-class.html#setData,Method echonest.support.midi.RawInstreamFile.RawInstreamFile.setData()=echonest.support.midi.RawInstreamFile.RawInstreamFile-class.html#setData"><a title="echonest.support.midi.MidiInFile.MidiInFile.setData
echonest.support.midi.RawInstreamFile.RawInstreamFile.setData" class="py-name" href="#" onclick="return doclink('link-8', 'setData', 'link-8');">setData</a></tt><tt class="py-op">(</tt><tt class="py-name">data</tt><tt class="py-op">)</tt> </tt>
</div></div><a name="L54"></a><tt class="py-lineno">54</tt> <tt class="py-line"> </tt><script type="text/javascript">
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