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        <title>wavesurfer.js | Spectrogram plugin</title>

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        <!-- Bootstrap -->
        <link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css" rel="stylesheet">

        <link rel="stylesheet" href="../css/style.css" />
        <link rel="stylesheet" href="../css/ribbon.css" />

        <!-- wavesurfer.js -->
        <script src="../../dist/wavesurfer.js"></script>

        <!-- spectrogram format renderer -->
        <script src="../../dist/plugin/wavesurfer.spectrogram.js"></script>

        <!-- App -->
        <script src="app.js"></script>
        <script src="../trivia.js"></script>
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    <body itemscope itemtype="http://schema.org/WebApplication">
        <div class="container">
            <div class="header">
                <noindex>
                <ul class="nav nav-pills pull-right">
                    <li><a href="?fill">Fill</a></li>
                    <li><a href="?scroll">Scroll</a></li>
                </ul>
                </noindex>

                <h1 itemprop="name"><a href="http://wavesurfer-js.org">wavesurfer.js</a><noindex> + Spectrogram</noindex></h1>
            </div>

            <div id="demo">
                <div id="waveform">
                    <div class="progress progress-striped active" id="progress-bar">
                        <div class="progress-bar progress-bar-info"></div>
                    </div>

                    <!-- Here be waveform -->
                </div>
                <div id="wave-spectrogram"></div>

                <div class="controls">
                    <button class="btn btn-primary" data-action="play">
                        <i class="glyphicon glyphicon-play"></i>
                        Play
                        /
                        <i class="glyphicon glyphicon-pause"></i>
                        Pause
                    </button>
                </div>
            </div>

            <div class="row marketing">
                <div class="col-lg-4">
                    <h4>wavesurfer.js Spectrogram Plugin</h4>

                    <p itemprop="about">Adds a simple spectrogram to your <strong>wavesurfer.js</strong> instances.</p>

                    <h4>Installation</h4>

                    <p>
                      <ol>
                        <li>add the Spectrogram plugin script tag</li>
                        <li>create a <code>WaveSurfer</code> instance</li>
                        <li>add a container HTML element for the spectrogram</li>
                        <li>create a Spectrogram instance in the <code>WaveSurfer</code>'s <code>"ready"</code> event callback</li>
                      </ol>
                    </p>
                    <p>
                        <a class="btn btn-large btn-success" href="../../plugin/wavesurfer.spectrogram.js" itemprop="downloadUrl" download>Download <strong>the plugin</strong> (5 KB)</a>
                    </p>
                </div>

                <div class="col-lg-8">
                    <h4>Quick Start</h4>

                    <noindex><p>
<pre><code>var wavesurfer = WaveSurfer.create({
    // your options here
    plugins: [
        WaveSurfer.spectrogram.create{
            wavesurfer: wavesurfer,
            container: "#wave-spectrogram"
        })
    ]
});

wavesurfer.load('example/media/demo.wav');</code></pre>
                    </p></noindex>

                    <br />

                    <h4>Options</h4>

                    <ul class="markdown-body">
                      <li><code>wavesurfer</code> - <em>required</em> - a WaveSurfer instance.</li>
                      <li><code>container</code> - <em>required</em> - the element in which to place the spectrogram, or a CSS selector to find it.</li>
                      <li><code>fftSamples</code> - number of FFT samples (<code>512</code> by default). Number of spectral lines and height of the spectrogram will be a half of this parameter.</li>
                      <li><code>frequenciesDataUrl</code> - URL to load spectral data from.</li>
                    </ul>
                </div>
            </div>

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                    <a rel="license" href="https://opensource.org/licenses/BSD-3-Clause"><img alt="BSD-3-Clause License" style="border-width:0" src="https://img.shields.io/badge/License-BSD%203--Clause-blue.svg" /></a>
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                <div class="col-sm-12">
                    <span xmlns:dct="http://purl.org/dc/terms/" href="http://purl.org/dc/dcmitype/Text" property="dct:title" rel="dct:type">wavesurfer.js</span> by <a href="https://github.com/katspaugh/wavesurfer.js">katspaugh</a> is licensed under a <a rel="license" href="https://opensource.org/licenses/BSD-3-Clause">BSD-3-Clause License</a>.
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                <a itemprop="isBasedOnUrl" href="https://github.com/katspaugh/wavesurfer.js">Fork me on GitHub</a>
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