/apidocs/echonest.action-pysrc.html
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1<?xml version="1.0" encoding="ascii"?> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" 3 "DTD/xhtml1-transitional.dtd"> 4<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> 5<head> 6 <title>echonest.action</title> 7 <link rel="stylesheet" href="epydoc.css" type="text/css" /> 8 <script type="text/javascript" src="epydoc.js"></script> 9</head> 10 11<body bgcolor="white" text="black" link="blue" vlink="#204080" 12 alink="#204080"> 13<!-- ==================== NAVIGATION BAR ==================== --> 14<table class="navbar" border="0" width="100%" cellpadding="0" 15 bgcolor="#a0c0ff" cellspacing="0"> 16 <tr valign="middle"> 17 18 <!-- Tree link --> 19 <th> <a 20 href="module-tree.html">Trees</a> </th> 21 22 <!-- Index link --> 23 <th> <a 24 href="identifier-index.html">Indices</a> </th> 25 26 <!-- Help link --> 27 <th> <a 28 href="help.html">Help</a> </th> 29 30 <!-- Project homepage --> 31 <th class="navbar" align="right" width="100%"> 32 <table border="0" cellpadding="0" cellspacing="0"> 33 <tr><th class="navbar" align="center" 34 ><a class="navbar" target="_top" href="http://code.google.com/p/echo-nest-remix/">Project Homepage</a></th> 35 </tr></table></th> 36 </tr> 37</table> 38<table width="100%" cellpadding="0" cellspacing="0"> 39 <tr valign="top"> 40 <td width="100%"> 41 <span class="breadcrumbs"> 42 <a href="echonest-module.html">Package echonest</a> :: 43 Module action 44 </span> 45 </td> 46 <td> 47 <table cellpadding="0" cellspacing="0"> 48 <!-- hide/show private --> 49 <tr><td align="right"><span class="options">[<a href="javascript:void(0);" class="privatelink" 50 onclick="toggle_private();">hide private</a>]</span></td></tr> 51 <tr><td align="right"><span class="options" 52 >[<a href="frames.html" target="_top">frames</a 53 >] | <a href="echonest.action-pysrc.html" 54 target="_top">no frames</a>]</span></td></tr> 55 </table> 56 </td> 57 </tr> 58</table> 59<h1 class="epydoc">Source Code for <a href="echonest.action-module.html">Module echonest.action</a></h1> 60<pre class="py-src"> 61<a name="L1"></a><tt class="py-lineno"> 1</tt> <tt class="py-line"><tt class="py-comment">#!/usr/bin/env python</tt> </tt> 62<a name="L2"></a><tt class="py-lineno"> 2</tt> <tt class="py-line"><tt class="py-comment"># encoding: utf-8</tt> </tt> 63<a name="L3"></a><tt class="py-lineno"> 3</tt> <tt class="py-line"><tt class="py-docstring">"""</tt> </tt> 64<a name="L4"></a><tt class="py-lineno"> 4</tt> <tt class="py-line"><tt class="py-docstring">action.py</tt> </tt> 65<a name="L5"></a><tt class="py-lineno"> 5</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt> 66<a name="L6"></a><tt class="py-lineno"> 6</tt> <tt class="py-line"><tt class="py-docstring">Created by Tristan Jehan and Jason Sundram.</tt> </tt> 67<a name="L7"></a><tt class="py-lineno"> 7</tt> <tt class="py-line"><tt class="py-docstring">"""</tt> </tt> 68<a name="L8"></a><tt class="py-lineno"> 8</tt> <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">os</tt> </tt> 69<a name="L9"></a><tt class="py-lineno"> 9</tt> <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">numpy</tt> <tt class="py-keyword">import</tt> <tt class="py-name">zeros</tt><tt class="py-op">,</tt> <tt id="link-0" class="py-name" targets="Variable echonest.video.multiply=echonest.video-module.html#multiply"><a title="echonest.video.multiply" class="py-name" href="#" onclick="return doclink('link-0', 'multiply', 'link-0');">multiply</a></tt><tt class="py-op">,</tt> <tt class="py-name">float32</tt> </tt> 70<a name="L10"></a><tt class="py-lineno"> 10</tt> <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">math</tt> <tt class="py-keyword">import</tt> <tt class="py-name">atan</tt><tt class="py-op">,</tt> <tt id="link-1" class="py-name" targets="Variable echonest.video.pi=echonest.video-module.html#pi"><a title="echonest.video.pi" class="py-name" href="#" onclick="return doclink('link-1', 'pi', 'link-1');">pi</a></tt> </tt> 71<a name="L11"></a><tt class="py-lineno"> 11</tt> <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">sys</tt> </tt> 72<a name="L12"></a><tt class="py-lineno"> 12</tt> <tt class="py-line"> </tt> 73<a name="L13"></a><tt class="py-lineno"> 13</tt> <tt class="py-line"><tt class="py-keyword">from</tt> <tt id="link-2" class="py-name" targets="Package echonest=echonest-module.html"><a title="echonest" class="py-name" href="#" onclick="return doclink('link-2', 'echonest', 'link-2');">echonest</a></tt><tt class="py-op">.</tt><tt id="link-3" class="py-name" targets="Module echonest.audio=echonest.audio-module.html,Variable pyechonest.artist.Artist.audio=pyechonest.artist.Artist-class.html#audio"><a title="echonest.audio 74pyechonest.artist.Artist.audio" class="py-name" href="#" onclick="return doclink('link-3', 'audio', 'link-3');">audio</a></tt> <tt class="py-keyword">import</tt> <tt id="link-4" class="py-name" targets="Function echonest.audio.assemble()=echonest.audio-module.html#assemble"><a title="echonest.audio.assemble" class="py-name" href="#" onclick="return doclink('link-4', 'assemble', 'link-4');">assemble</a></tt><tt class="py-op">,</tt> <tt id="link-5" class="py-name" targets="Class echonest.audio.AudioData=echonest.audio.AudioData-class.html"><a title="echonest.audio.AudioData" class="py-name" href="#" onclick="return doclink('link-5', 'AudioData', 'link-5');">AudioData</a></tt> </tt> 75<a name="L14"></a><tt class="py-lineno"> 14</tt> <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">cAction</tt> <tt class="py-keyword">import</tt> <tt class="py-name">limit</tt><tt class="py-op">,</tt> <tt class="py-name">crossfade</tt><tt class="py-op">,</tt> <tt id="link-6" class="py-name" targets="Method echonest.video.EditableFrames.fadein()=echonest.video.EditableFrames-class.html#fadein"><a title="echonest.video.EditableFrames.fadein" class="py-name" href="#" onclick="return doclink('link-6', 'fadein', 'link-6');">fadein</a></tt><tt class="py-op">,</tt> <tt id="link-7" class="py-name" targets="Method echonest.video.EditableFrames.fadeout()=echonest.video.EditableFrames-class.html#fadeout"><a title="echonest.video.EditableFrames.fadeout" class="py-name" href="#" onclick="return doclink('link-7', 'fadeout', 'link-7');">fadeout</a></tt> </tt> 76<a name="L15"></a><tt class="py-lineno"> 15</tt> <tt class="py-line"> </tt> 77<a name="L16"></a><tt class="py-lineno"> 16</tt> <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">dirac</tt> </tt> 78<a name="rows"></a><div id="rows-def"><a name="L17"></a><tt class="py-lineno"> 17</tt> <tt class="py-line"> </tt> 79<a name="L18"></a><tt class="py-lineno"> 18</tt> <a class="py-toggle" href="#" id="rows-toggle" onclick="return toggle('rows');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action-module.html#rows">rows</a><tt class="py-op">(</tt><tt class="py-param">m</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 80</div><div id="rows-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="rows-expanded"><a name="L19"></a><tt class="py-lineno"> 19</tt> <tt class="py-line"> <tt class="py-docstring">"""returns the # of rows in a numpy matrix"""</tt> </tt> 81<a name="L20"></a><tt class="py-lineno"> 20</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">m</tt><tt class="py-op">.</tt><tt class="py-name">shape</tt><tt class="py-op">[</tt><tt class="py-number">0</tt><tt class="py-op">]</tt> </tt> 82</div><a name="L21"></a><tt class="py-lineno"> 21</tt> <tt class="py-line"> </tt> 83<a name="make_mono"></a><div id="make_mono-def"><a name="L22"></a><tt class="py-lineno"> 22</tt> <a class="py-toggle" href="#" id="make_mono-toggle" onclick="return toggle('make_mono');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action-module.html#make_mono">make_mono</a><tt class="py-op">(</tt><tt class="py-param">track</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 84</div><div id="make_mono-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="make_mono-expanded"><a name="L23"></a><tt class="py-lineno"> 23</tt> <tt class="py-line"> <tt class="py-docstring">"Converts stereo tracks to mono; leaves mono tracks alone."</tt> </tt> 85<a name="L24"></a><tt class="py-lineno"> 24</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt id="link-8" class="py-name" targets="Module pyechonest.track=pyechonest.track-module.html"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-8', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">.</tt><tt class="py-name">ndim</tt> <tt class="py-op">==</tt> <tt class="py-number">2</tt><tt class="py-op">:</tt> </tt> 86<a name="L25"></a><tt class="py-lineno"> 25</tt> <tt class="py-line"> <tt class="py-name">mono</tt> <tt class="py-op">=</tt> <tt class="py-name">zeros</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">len</tt><tt class="py-op">(</tt><tt id="link-9" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-9', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-op">)</tt><tt class="py-op">)</tt> </tt> 87<a name="L26"></a><tt class="py-lineno"> 26</tt> <tt class="py-line"> <tt class="py-keyword">for</tt> <tt class="py-name">i</tt><tt class="py-op">,</tt> <tt class="py-name">d</tt> <tt class="py-keyword">in</tt> <tt class="py-name">enumerate</tt><tt class="py-op">(</tt><tt id="link-10" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-10', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 88<a name="L27"></a><tt class="py-lineno"> 27</tt> <tt class="py-line"> <tt class="py-name">mono</tt><tt class="py-op">[</tt><tt class="py-name">i</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-name">d</tt><tt class="py-op">[</tt><tt class="py-number">0</tt><tt class="py-op">]</tt> </tt> 89<a name="L28"></a><tt class="py-lineno"> 28</tt> <tt class="py-line"> <tt id="link-11" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-11', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">data</tt> <tt class="py-op">=</tt> <tt class="py-name">mono</tt> </tt> 90<a name="L29"></a><tt class="py-lineno"> 29</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt id="link-12" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-12', 'track', 'link-8');">track</a></tt> </tt> 91</div><a name="L30"></a><tt class="py-lineno"> 30</tt> <tt class="py-line"> </tt> 92<a name="make_stereo"></a><div id="make_stereo-def"><a name="L31"></a><tt class="py-lineno"> 31</tt> <a class="py-toggle" href="#" id="make_stereo-toggle" onclick="return toggle('make_stereo');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action-module.html#make_stereo">make_stereo</a><tt class="py-op">(</tt><tt class="py-param">track</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 93</div><div id="make_stereo-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="make_stereo-expanded"><a name="L32"></a><tt class="py-lineno"> 32</tt> <tt class="py-line"> <tt class="py-docstring">"""If the track is mono, doubles it. otherwise, does nothing."""</tt> </tt> 94<a name="L33"></a><tt class="py-lineno"> 33</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt id="link-13" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-13', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">.</tt><tt class="py-name">ndim</tt> <tt class="py-op">==</tt> <tt class="py-number">1</tt><tt class="py-op">:</tt> </tt> 95<a name="L34"></a><tt class="py-lineno"> 34</tt> <tt class="py-line"> <tt class="py-name">stereo</tt> <tt class="py-op">=</tt> <tt class="py-name">zeros</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">len</tt><tt class="py-op">(</tt><tt id="link-14" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-14', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-number">2</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt> 96<a name="L35"></a><tt class="py-lineno"> 35</tt> <tt class="py-line"> <tt class="py-keyword">for</tt> <tt class="py-name">i</tt><tt class="py-op">,</tt> <tt class="py-name">d</tt> <tt class="py-keyword">in</tt> <tt class="py-name">enumerate</tt><tt class="py-op">(</tt><tt id="link-15" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-15', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 97<a name="L36"></a><tt class="py-lineno"> 36</tt> <tt class="py-line"> <tt class="py-name">stereo</tt><tt class="py-op">[</tt><tt class="py-name">i</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-op">(</tt><tt class="py-name">d</tt><tt class="py-op">,</tt> <tt class="py-name">d</tt><tt class="py-op">)</tt> </tt> 98<a name="L37"></a><tt class="py-lineno"> 37</tt> <tt class="py-line"> <tt id="link-16" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-16', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">data</tt> <tt class="py-op">=</tt> <tt class="py-name">stereo</tt> </tt> 99<a name="L38"></a><tt class="py-lineno"> 38</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt id="link-17" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-17', 'track', 'link-8');">track</a></tt> </tt> 100</div><a name="L39"></a><tt class="py-lineno"> 39</tt> <tt class="py-line"> </tt> 101<a name="render"></a><div id="render-def"><a name="L40"></a><tt class="py-lineno"> 40</tt> <a class="py-toggle" href="#" id="render-toggle" onclick="return toggle('render');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action-module.html#render">render</a><tt class="py-op">(</tt><tt class="py-param">actions</tt><tt class="py-op">,</tt> <tt class="py-param">filename</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 102</div><div id="render-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="render-expanded"><a name="L41"></a><tt class="py-lineno"> 41</tt> <tt class="py-line"> <tt class="py-docstring">"""Calls render on each action in actions, concatenates the results, renders an audio file, and returns a path to the file"""</tt> </tt> 103<a name="L42"></a><tt class="py-lineno"> 42</tt> <tt class="py-line"> <tt class="py-name">pieces</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-name">a</tt><tt class="py-op">.</tt><tt id="link-18" class="py-name" targets="Method echonest.action.Blend.render()=echonest.action.Blend-class.html#render,Method echonest.action.Crossfade.render()=echonest.action.Crossfade-class.html#render,Method echonest.action.Crossmatch.render()=echonest.action.Crossmatch-class.html#render,Method echonest.action.Fadein.render()=echonest.action.Fadein-class.html#render,Method echonest.action.Fadeout.render()=echonest.action.Fadeout-class.html#render,Method echonest.action.Playback.render()=echonest.action.Playback-class.html#render,Function echonest.action.render()=echonest.action-module.html#render,Method echonest.audio.AudioData.render()=echonest.audio.AudioData-class.html#render,Method echonest.audio.AudioQuantum.render()=echonest.audio.AudioQuantum-class.html#render,Method echonest.audio.AudioQuantumList.render()=echonest.audio.AudioQuantumList-class.html#render,Method echonest.audio.ModifiedRenderable.render()=echonest.audio.ModifiedRenderable-class.html#render,Method echonest.audio.Simultaneous.render()=echonest.audio.Simultaneous-class.html#render,Method echonest.video.ImageSequence.render()=echonest.video.ImageSequence-class.html#render"><a title="echonest.action.Blend.render 104echonest.action.Crossfade.render 105echonest.action.Crossmatch.render 106echonest.action.Fadein.render 107echonest.action.Fadeout.render 108echonest.action.Playback.render 109echonest.action.render 110echonest.audio.AudioData.render 111echonest.audio.AudioQuantum.render 112echonest.audio.AudioQuantumList.render 113echonest.audio.ModifiedRenderable.render 114echonest.audio.Simultaneous.render 115echonest.video.ImageSequence.render" class="py-name" href="#" onclick="return doclink('link-18', 'render', 'link-18');">render</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> <tt class="py-keyword">for</tt> <tt class="py-name">a</tt> <tt class="py-keyword">in</tt> <tt class="py-name">actions</tt><tt class="py-op">]</tt> </tt> 116<a name="L43"></a><tt class="py-lineno"> 43</tt> <tt class="py-line"> <tt class="py-name">out</tt> <tt class="py-op">=</tt> <tt id="link-19" class="py-name"><a title="echonest.audio.assemble" class="py-name" href="#" onclick="return doclink('link-19', 'assemble', 'link-4');">assemble</a></tt><tt class="py-op">(</tt><tt class="py-name">pieces</tt><tt class="py-op">,</tt> <tt class="py-name">numChannels</tt><tt class="py-op">=</tt><tt class="py-number">2</tt><tt class="py-op">,</tt> <tt class="py-name">sampleRate</tt><tt class="py-op">=</tt><tt class="py-number">44100</tt><tt class="py-op">)</tt> <tt class="py-comment"># TODO: make these vary.</tt> </tt> 117<a name="L44"></a><tt class="py-lineno"> 44</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">out</tt><tt class="py-op">,</tt> <tt class="py-name">out</tt><tt class="py-op">.</tt><tt id="link-20" class="py-name" targets="Method echonest.audio.AudioData.encode()=echonest.audio.AudioData-class.html#encode,Method echonest.audio.AudioData32.encode()=echonest.audio.AudioData32-class.html#encode,Method echonest.audio.AudioRenderable.encode()=echonest.audio.AudioRenderable-class.html#encode"><a title="echonest.audio.AudioData.encode 118echonest.audio.AudioData32.encode 119echonest.audio.AudioRenderable.encode" class="py-name" href="#" onclick="return doclink('link-20', 'encode', 'link-20');">encode</a></tt><tt class="py-op">(</tt><tt class="py-name">filename</tt><tt class="py-op">)</tt> </tt> 120</div><a name="L45"></a><tt class="py-lineno"> 45</tt> <tt class="py-line"> </tt> 121<a name="Playback"></a><div id="Playback-def"><a name="L46"></a><tt class="py-lineno"> 46</tt> <tt class="py-line"> </tt> 122<a name="L47"></a><tt class="py-lineno"> 47</tt> <a class="py-toggle" href="#" id="Playback-toggle" onclick="return toggle('Playback');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="echonest.action.Playback-class.html">Playback</a><tt class="py-op">(</tt><tt class="py-base-class">object</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 123</div><div id="Playback-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="Playback-expanded"><a name="L48"></a><tt class="py-lineno"> 48</tt> <tt class="py-line"> <tt class="py-docstring">"""A snippet of the given track with start and duration. Volume leveling may be applied."""</tt> </tt> 124<a name="Playback.__init__"></a><div id="Playback.__init__-def"><a name="L49"></a><tt class="py-lineno"> 49</tt> <a class="py-toggle" href="#" id="Playback.__init__-toggle" onclick="return toggle('Playback.__init__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action.Playback-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">track</tt><tt class="py-op">,</tt> <tt class="py-param">start</tt><tt class="py-op">,</tt> <tt class="py-param">duration</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 125</div><div id="Playback.__init__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Playback.__init__-expanded"><a name="L50"></a><tt class="py-lineno"> 50</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-21" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-21', 'track', 'link-8');">track</a></tt> <tt class="py-op">=</tt> <tt id="link-22" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-22', 'track', 'link-8');">track</a></tt> </tt> 126<a name="L51"></a><tt class="py-lineno"> 51</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-23" class="py-name" targets="Variable echonest.audio.AudioQuantumList.start=echonest.audio.AudioQuantumList-class.html#start"><a title="echonest.audio.AudioQuantumList.start" class="py-name" href="#" onclick="return doclink('link-23', 'start', 'link-23');">start</a></tt> <tt class="py-op">=</tt> <tt class="py-name">float</tt><tt class="py-op">(</tt><tt id="link-24" class="py-name"><a title="echonest.audio.AudioQuantumList.start" class="py-name" href="#" onclick="return doclink('link-24', 'start', 'link-23');">start</a></tt><tt class="py-op">)</tt> </tt> 127<a name="L52"></a><tt class="py-lineno"> 52</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-25" class="py-name" targets="Variable echonest.audio.AudioData.duration=echonest.audio.AudioData-class.html#duration,Variable echonest.audio.AudioQuantumList.duration=echonest.audio.AudioQuantumList-class.html#duration,Variable echonest.audio.LocalAudioFile.duration=echonest.audio.LocalAudioFile-class.html#duration,Variable echonest.audio.ModifiedRenderable.duration=echonest.audio.ModifiedRenderable-class.html#duration,Variable echonest.audio.Simultaneous.duration=echonest.audio.Simultaneous-class.html#duration,Method echonest.audio.TimeTruncateFactor.duration()=echonest.audio.TimeTruncateFactor-class.html#duration,Method echonest.audio.TimeTruncateLength.duration()=echonest.audio.TimeTruncateLength-class.html#duration,Function echonest.sorting.duration()=echonest.sorting-module.html#duration,Method echonest.video.ImageSequence.duration()=echonest.video.ImageSequence-class.html#duration"><a title="echonest.audio.AudioData.duration 128echonest.audio.AudioQuantumList.duration 129echonest.audio.LocalAudioFile.duration 130echonest.audio.ModifiedRenderable.duration 131echonest.audio.Simultaneous.duration 132echonest.audio.TimeTruncateFactor.duration 133echonest.audio.TimeTruncateLength.duration 134echonest.sorting.duration 135echonest.video.ImageSequence.duration" class="py-name" href="#" onclick="return doclink('link-25', 'duration', 'link-25');">duration</a></tt> <tt class="py-op">=</tt> <tt class="py-name">float</tt><tt class="py-op">(</tt><tt id="link-26" class="py-name"><a title="echonest.audio.AudioData.duration 136echonest.audio.AudioQuantumList.duration 137echonest.audio.LocalAudioFile.duration 138echonest.audio.ModifiedRenderable.duration 139echonest.audio.Simultaneous.duration 140echonest.audio.TimeTruncateFactor.duration 141echonest.audio.TimeTruncateLength.duration 142echonest.sorting.duration 143echonest.video.ImageSequence.duration" class="py-name" href="#" onclick="return doclink('link-26', 'duration', 'link-25');">duration</a></tt><tt class="py-op">)</tt> </tt> 144</div><a name="L53"></a><tt class="py-lineno"> 53</tt> <tt class="py-line"> </tt> 145<a name="Playback.render"></a><div id="Playback.render-def"><a name="L54"></a><tt class="py-lineno"> 54</tt> <a class="py-toggle" href="#" id="Playback.render-toggle" onclick="return toggle('Playback.render');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action.Playback-class.html#render">render</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 146</div><div id="Playback.render-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Playback.render-expanded"><a name="L55"></a><tt class="py-lineno"> 55</tt> <tt class="py-line"> <tt class="py-comment"># self has start and duration, so it is a valid index into track.</tt> </tt> 147<a name="L56"></a><tt class="py-lineno"> 56</tt> <tt class="py-line"> <tt class="py-name">output</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-27" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-27', 'track', 'link-8');">track</a></tt><tt class="py-op">[</tt><tt class="py-name">self</tt><tt class="py-op">]</tt> </tt> 148<a name="L57"></a><tt class="py-lineno"> 57</tt> <tt class="py-line"> <tt class="py-comment"># Normalize volume if necessary</tt> </tt> 149<a name="L58"></a><tt class="py-lineno"> 58</tt> <tt class="py-line"> <tt class="py-name">gain</tt> <tt class="py-op">=</tt> <tt class="py-name">getattr</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-28" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-28', 'track', 'link-8');">track</a></tt><tt class="py-op">,</tt> <tt class="py-string">'gain'</tt><tt class="py-op">,</tt> <tt class="py-name">None</tt><tt class="py-op">)</tt> </tt> 150<a name="L59"></a><tt class="py-lineno"> 59</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">gain</tt> <tt class="py-op">!=</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt> 151<a name="L60"></a><tt class="py-lineno"> 60</tt> <tt class="py-line"> <tt class="py-comment"># limit expects a float32 vector</tt> </tt> 152<a name="L61"></a><tt class="py-lineno"> 61</tt> <tt class="py-line"> <tt class="py-name">output</tt><tt class="py-op">.</tt><tt class="py-name">data</tt> <tt class="py-op">=</tt> <tt class="py-name">limit</tt><tt class="py-op">(</tt><tt id="link-29" class="py-name"><a title="echonest.video.multiply" class="py-name" href="#" onclick="return doclink('link-29', 'multiply', 'link-0');">multiply</a></tt><tt class="py-op">(</tt><tt class="py-name">output</tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">,</tt> <tt class="py-name">float32</tt><tt class="py-op">(</tt><tt class="py-name">gain</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt> 153<a name="L62"></a><tt class="py-lineno"> 62</tt> <tt class="py-line"> </tt> 154<a name="L63"></a><tt class="py-lineno"> 63</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">output</tt> </tt> 155</div><a name="L64"></a><tt class="py-lineno"> 64</tt> <tt class="py-line"> </tt> 156<a name="Playback.__repr__"></a><div id="Playback.__repr__-def"><a name="L65"></a><tt class="py-lineno"> 65</tt> <a class="py-toggle" href="#" id="Playback.__repr__-toggle" onclick="return toggle('Playback.__repr__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action.Playback-class.html#__repr__">__repr__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 157</div><div id="Playback.__repr__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Playback.__repr__-expanded"><a name="L66"></a><tt class="py-lineno"> 66</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-string">"<Playback '%s'>"</tt> <tt class="py-op">%</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-30" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-30', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">analysis</tt><tt class="py-op">.</tt><tt class="py-name">name</tt> </tt> 158</div><a name="L67"></a><tt class="py-lineno"> 67</tt> <tt class="py-line"> </tt> 159<a name="Playback.__str__"></a><div id="Playback.__str__-def"><a name="L68"></a><tt class="py-lineno"> 68</tt> <a class="py-toggle" href="#" id="Playback.__str__-toggle" onclick="return toggle('Playback.__str__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action.Playback-class.html#__str__">__str__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 160</div><div id="Playback.__str__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Playback.__str__-expanded"><a name="L69"></a><tt class="py-lineno"> 69</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-string">"Playback\t%.3f\t-> %.3f\t (%.3f)\t%s"</tt> <tt class="py-op">%</tt> <tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-31" class="py-name"><a title="echonest.audio.AudioQuantumList.start" class="py-name" href="#" onclick="return doclink('link-31', 'start', 'link-23');">start</a></tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-32" class="py-name"><a title="echonest.audio.AudioQuantumList.start" class="py-name" href="#" onclick="return doclink('link-32', 'start', 'link-23');">start</a></tt><tt class="py-op">+</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-33" class="py-name"><a title="echonest.audio.AudioData.duration 161echonest.audio.AudioQuantumList.duration 162echonest.audio.LocalAudioFile.duration 163echonest.audio.ModifiedRenderable.duration 164echonest.audio.Simultaneous.duration 165echonest.audio.TimeTruncateFactor.duration 166echonest.audio.TimeTruncateLength.duration 167echonest.sorting.duration 168echonest.video.ImageSequence.duration" class="py-name" href="#" onclick="return doclink('link-33', 'duration', 'link-25');">duration</a></tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-34" class="py-name"><a title="echonest.audio.AudioData.duration 169echonest.audio.AudioQuantumList.duration 170echonest.audio.LocalAudioFile.duration 171echonest.audio.ModifiedRenderable.duration 172echonest.audio.Simultaneous.duration 173echonest.audio.TimeTruncateFactor.duration 174echonest.audio.TimeTruncateLength.duration 175echonest.sorting.duration 176echonest.video.ImageSequence.duration" class="py-name" href="#" onclick="return doclink('link-34', 'duration', 'link-25');">duration</a></tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-35" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-35', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">analysis</tt><tt class="py-op">.</tt><tt class="py-name">name</tt><tt class="py-op">)</tt> </tt> 177</div></div><a name="L70"></a><tt class="py-lineno"> 70</tt> <tt class="py-line"> </tt> 178<a name="Fadeout"></a><div id="Fadeout-def"><a name="L71"></a><tt class="py-lineno"> 71</tt> <tt class="py-line"> </tt> 179<a name="L72"></a><tt class="py-lineno"> 72</tt> <a class="py-toggle" href="#" id="Fadeout-toggle" onclick="return toggle('Fadeout');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="echonest.action.Fadeout-class.html">Fadeout</a><tt class="py-op">(</tt><tt class="py-base-class">Playback</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 180</div><div id="Fadeout-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="Fadeout-expanded"><a name="L73"></a><tt class="py-lineno"> 73</tt> <tt class="py-line"> <tt class="py-docstring">"""Fadeout"""</tt> </tt> 181<a name="Fadeout.render"></a><div id="Fadeout.render-def"><a name="L74"></a><tt class="py-lineno"> 74</tt> <a class="py-toggle" href="#" id="Fadeout.render-toggle" onclick="return toggle('Fadeout.render');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action.Fadeout-class.html#render">render</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 182</div><div id="Fadeout.render-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Fadeout.render-expanded"><a name="L75"></a><tt class="py-lineno"> 75</tt> <tt class="py-line"> <tt class="py-name">gain</tt> <tt class="py-op">=</tt> <tt class="py-name">getattr</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-36" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-36', 'track', 'link-8');">track</a></tt><tt class="py-op">,</tt> <tt class="py-string">'gain'</tt><tt class="py-op">,</tt> <tt class="py-number">1.0</tt><tt class="py-op">)</tt> </tt> 183<a name="L76"></a><tt class="py-lineno"> 76</tt> <tt class="py-line"> <tt class="py-name">output</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-37" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-37', 'track', 'link-8');">track</a></tt><tt class="py-op">[</tt><tt class="py-name">self</tt><tt class="py-op">]</tt> </tt> 184<a name="L77"></a><tt class="py-lineno"> 77</tt> <tt class="py-line"> <tt class="py-comment"># second parameter is optional -- in place function for now</tt> </tt> 185<a name="L78"></a><tt class="py-lineno"> 78</tt> <tt class="py-line"> <tt class="py-name">output</tt><tt class="py-op">.</tt><tt class="py-name">data</tt> <tt class="py-op">=</tt> <tt id="link-38" class="py-name"><a title="echonest.video.EditableFrames.fadeout" class="py-name" href="#" onclick="return doclink('link-38', 'fadeout', 'link-7');">fadeout</a></tt><tt class="py-op">(</tt><tt class="py-name">output</tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">,</tt> <tt class="py-name">gain</tt><tt class="py-op">)</tt> </tt> 186<a name="L79"></a><tt class="py-lineno"> 79</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">output</tt> </tt> 187</div><a name="L80"></a><tt class="py-lineno"> 80</tt> <tt class="py-line"> </tt> 188<a name="Fadeout.__repr__"></a><div id="Fadeout.__repr__-def"><a name="L81"></a><tt class="py-lineno"> 81</tt> <a class="py-toggle" href="#" id="Fadeout.__repr__-toggle" onclick="return toggle('Fadeout.__repr__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action.Fadeout-class.html#__repr__">__repr__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 189</div><div id="Fadeout.__repr__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Fadeout.__repr__-expanded"><a name="L82"></a><tt class="py-lineno"> 82</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-string">"<Fadeout '%s'>"</tt> <tt class="py-op">%</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-39" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-39', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">analysis</tt><tt class="py-op">.</tt><tt class="py-name">name</tt> </tt> 190</div><a name="L83"></a><tt class="py-lineno"> 83</tt> <tt class="py-line"> </tt> 191<a name="Fadeout.__str__"></a><div id="Fadeout.__str__-def"><a name="L84"></a><tt class="py-lineno"> 84</tt> <a class="py-toggle" href="#" id="Fadeout.__str__-toggle" onclick="return toggle('Fadeout.__str__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action.Fadeout-class.html#__str__">__str__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 192</div><div id="Fadeout.__str__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Fadeout.__str__-expanded"><a name="L85"></a><tt class="py-lineno"> 85</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-string">"Fade out\t%.3f\t-> %.3f\t (%.3f)\t%s"</tt> <tt class="py-op">%</tt> <tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-40" class="py-name"><a title="echonest.audio.AudioQuantumList.start" class="py-name" href="#" onclick="return doclink('link-40', 'start', 'link-23');">start</a></tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-41" class="py-name"><a title="echonest.audio.AudioQuantumList.start" class="py-name" href="#" onclick="return doclink('link-41', 'start', 'link-23');">start</a></tt><tt class="py-op">+</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-42" class="py-name"><a title="echonest.audio.AudioData.duration 193echonest.audio.AudioQuantumList.duration 194echonest.audio.LocalAudioFile.duration 195echonest.audio.ModifiedRenderable.duration 196echonest.audio.Simultaneous.duration 197echonest.audio.TimeTruncateFactor.duration 198echonest.audio.TimeTruncateLength.duration 199echonest.sorting.duration 200echonest.video.ImageSequence.duration" class="py-name" href="#" onclick="return doclink('link-42', 'duration', 'link-25');">duration</a></tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-43" class="py-name"><a title="echonest.audio.AudioData.duration 201echonest.audio.AudioQuantumList.duration 202echonest.audio.LocalAudioFile.duration 203echonest.audio.ModifiedRenderable.duration 204echonest.audio.Simultaneous.duration 205echonest.audio.TimeTruncateFactor.duration 206echonest.audio.TimeTruncateLength.duration 207echonest.sorting.duration 208echonest.video.ImageSequence.duration" class="py-name" href="#" onclick="return doclink('link-43', 'duration', 'link-25');">duration</a></tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-44" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-44', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">analysis</tt><tt class="py-op">.</tt><tt class="py-name">name</tt><tt class="py-op">)</tt> </tt> 209</div></div><a name="L86"></a><tt class="py-lineno"> 86</tt> <tt class="py-line"> </tt> 210<a name="Fadein"></a><div id="Fadein-def"><a name="L87"></a><tt class="py-lineno"> 87</tt> <tt class="py-line"> </tt> 211<a name="L88"></a><tt class="py-lineno"> 88</tt> <a class="py-toggle" href="#" id="Fadein-toggle" onclick="return toggle('Fadein');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="echonest.action.Fadein-class.html">Fadein</a><tt class="py-op">(</tt><tt class="py-base-class">Playback</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 212</div><div id="Fadein-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="Fadein-expanded"><a name="L89"></a><tt class="py-lineno"> 89</tt> <tt class="py-line"> <tt class="py-docstring">"""Fadein"""</tt> </tt> 213<a name="Fadein.render"></a><div id="Fadein.render-def"><a name="L90"></a><tt class="py-lineno"> 90</tt> <a class="py-toggle" href="#" id="Fadein.render-toggle" onclick="return toggle('Fadein.render');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action.Fadein-class.html#render">render</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 214</div><div id="Fadein.render-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Fadein.render-expanded"><a name="L91"></a><tt class="py-lineno"> 91</tt> <tt class="py-line"> <tt class="py-name">gain</tt> <tt class="py-op">=</tt> <tt class="py-name">getattr</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-45" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-45', 'track', 'link-8');">track</a></tt><tt class="py-op">,</tt> <tt class="py-string">'gain'</tt><tt class="py-op">,</tt> <tt class="py-number">1.0</tt><tt class="py-op">)</tt> </tt> 215<a name="L92"></a><tt class="py-lineno"> 92</tt> <tt class="py-line"> <tt class="py-name">output</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-46" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-46', 'track', 'link-8');">track</a></tt><tt class="py-op">[</tt><tt class="py-name">self</tt><tt class="py-op">]</tt> </tt> 216<a name="L93"></a><tt class="py-lineno"> 93</tt> <tt class="py-line"> <tt class="py-comment"># second parameter is optional -- in place function for now</tt> </tt> 217<a name="L94"></a><tt class="py-lineno"> 94</tt> <tt class="py-line"> <tt class="py-name">output</tt><tt class="py-op">.</tt><tt class="py-name">data</tt> <tt class="py-op">=</tt> <tt id="link-47" class="py-name"><a title="echonest.video.EditableFrames.fadein" class="py-name" href="#" onclick="return doclink('link-47', 'fadein', 'link-6');">fadein</a></tt><tt class="py-op">(</tt><tt class="py-name">output</tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">,</tt> <tt class="py-name">gain</tt><tt class="py-op">)</tt> </tt> 218<a name="L95"></a><tt class="py-lineno"> 95</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">output</tt> </tt> 219</div><a name="L96"></a><tt class="py-lineno"> 96</tt> <tt class="py-line"> </tt> 220<a name="Fadein.__repr__"></a><div id="Fadein.__repr__-def"><a name="L97"></a><tt class="py-lineno"> 97</tt> <a class="py-toggle" href="#" id="Fadein.__repr__-toggle" onclick="return toggle('Fadein.__repr__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action.Fadein-class.html#__repr__">__repr__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 221</div><div id="Fadein.__repr__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Fadein.__repr__-expanded"><a name="L98"></a><tt class="py-lineno"> 98</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-string">"<Fadein '%s'>"</tt> <tt class="py-op">%</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-48" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-48', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">analysis</tt><tt class="py-op">.</tt><tt class="py-name">name</tt> </tt> 222</div><a name="L99"></a><tt class="py-lineno"> 99</tt> <tt class="py-line"> </tt> 223<a name="Fadein.__str__"></a><div id="Fadein.__str__-def"><a name="L100"></a><tt class="py-lineno">100</tt> <a class="py-toggle" href="#" id="Fadein.__str__-toggle" onclick="return toggle('Fadein.__str__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action.Fadein-class.html#__str__">__str__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 224</div><div id="Fadein.__str__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Fadein.__str__-expanded"><a name="L101"></a><tt class="py-lineno">101</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-string">"Fade in\t%.3f\t-> %.3f\t (%.3f)\t%s"</tt> <tt class="py-op">%</tt> <tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-49" class="py-name"><a title="echonest.audio.AudioQuantumList.start" class="py-name" href="#" onclick="return doclink('link-49', 'start', 'link-23');">start</a></tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-50" class="py-name"><a title="echonest.audio.AudioQuantumList.start" class="py-name" href="#" onclick="return doclink('link-50', 'start', 'link-23');">start</a></tt><tt class="py-op">+</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-51" class="py-name"><a title="echonest.audio.AudioData.duration 225echonest.audio.AudioQuantumList.duration 226echonest.audio.LocalAudioFile.duration 227echonest.audio.ModifiedRenderable.duration 228echonest.audio.Simultaneous.duration 229echonest.audio.TimeTruncateFactor.duration 230echonest.audio.TimeTruncateLength.duration 231echonest.sorting.duration 232echonest.video.ImageSequence.duration" class="py-name" href="#" onclick="return doclink('link-51', 'duration', 'link-25');">duration</a></tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-52" class="py-name"><a title="echonest.audio.AudioData.duration 233echonest.audio.AudioQuantumList.duration 234echonest.audio.LocalAudioFile.duration 235echonest.audio.ModifiedRenderable.duration 236echonest.audio.Simultaneous.duration 237echonest.audio.TimeTruncateFactor.duration 238echonest.audio.TimeTruncateLength.duration 239echonest.sorting.duration 240echonest.video.ImageSequence.duration" class="py-name" href="#" onclick="return doclink('link-52', 'duration', 'link-25');">duration</a></tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-53" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-53', 'track', 'link-8');">track</a></tt><tt class="py-op">.</tt><tt class="py-name">analysis</tt><tt class="py-op">.</tt><tt class="py-name">name</tt><tt class="py-op">)</tt> </tt> 241</div></div><a name="L102"></a><tt class="py-lineno">102</tt> <tt class="py-line"> </tt> 242<a name="Edit"></a><div id="Edit-def"><a name="L103"></a><tt class="py-lineno">103</tt> <tt class="py-line"> </tt> 243<a name="L104"></a><tt class="py-lineno">104</tt> <a class="py-toggle" href="#" id="Edit-toggle" onclick="return toggle('Edit');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="echonest.action.Edit-class.html">Edit</a><tt class="py-op">(</tt><tt class="py-base-class">object</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 244</div><div id="Edit-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="Edit-expanded"><a name="L105"></a><tt class="py-lineno">105</tt> <tt class="py-line"> <tt class="py-docstring">"""Refer to a snippet of audio"""</tt> </tt> 245<a name="Edit.__init__"></a><div id="Edit.__init__-def"><a name="L106"></a><tt class="py-lineno">106</tt> <a class="py-toggle" href="#" id="Edit.__init__-toggle" onclick="return toggle('Edit.__init__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.action.Edit-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">track</tt><tt class="py-op">,</tt> <tt class="py-param">start</tt><tt class="py-op">,</tt> <tt class="py-param">duration</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 246</div><div id="Edit.__init__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Edit.__init__-expanded"><a name="L107"></a><tt class="py-lineno">107</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-54" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-54', 'track', 'link-8');">track</a></tt> <tt class="py-op">=</tt> <tt id="link-55" class="py-name"><a title="pyechonest.track" class="py-name" href="#" onclick="return doclink('link-55', 'track', 'link-8');">track</a></tt> </tt> 247<a name="L108"></a><tt class="py-lineno">108</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-56" class="py-name"><a title="echonest.audio.AudioQuantumList.start" class="py-name" href="#" onclick="return doclink('link-56', 'start', 'link-23');">start</a></tt> <tt class="py-op">=</tt> <tt class="py-name">float</tt><tt class="py-op">(</tt><tt id="link-57" class="py-name"><a title="echonest.audio.AudioQuantumList.start" class="py-name" href="#" onclick="return doclink('link-57', 'start', 'link-23');">start</a></tt><tt class="py-op">)</tt> </tt> 248<a name="L109"></a><tt class="py-lineno">109</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-58" class="py-name"><a title="echonest.audio.AudioData.duration 249echonest.audio.AudioQuantumList.duration 250echonest.audio.LocalAudioFile.duration 251echonest.audio.ModifiedRenderable.duration 252echonest.audio.Simultaneous.duration 253echonest.audio.TimeTruncateFactor.duration 254echonest.audio.TimeTruncateLength.duration 255echonest.sorting.duration 256echonest.video.ImageSequence.duration" class="py-name" href="#" onclick="return doclink('link-58', 'duration', 'link-25');">duration</a></tt> <tt class="py-op">=</tt> <tt class="py-name">float</tt><tt class="py-op">(</tt><tt id="link-59" class="py-name"><a title="echonest.audio.AudioData.duration 257echonest.audio.AudioQuantumList.duration 258echonest.audio.LocalAudioFile.duration 259echonest.audio.ModifiedRenderable.duration 260echonest.audio.Simultaneous.duration 261echonest.audio.TimeTruncateFactor.duration 262echonest.audio.TimeTruncateLength.duration 263echonest.sorting.duration 264echonest.video.ImageSequence.dura…
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