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1708 lines
25 KiB
HTML
1708 lines
25 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<title>JSDoc: Class: FaceDetector</title>
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<script src="scripts/prettify/prettify.js"> </script>
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<script src="scripts/prettify/lang-css.js"> </script>
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<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
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<![endif]-->
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<link type="text/css" rel="stylesheet" href="styles/prettify-tomorrow.css">
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<link type="text/css" rel="stylesheet" href="styles/jsdoc-default.css">
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</head>
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<body>
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<div id="main">
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<h1 class="page-title">Class: FaceDetector</h1>
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<section>
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<header>
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<h2><span class="attribs"><span class="type-signature"></span></span>
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<span class="ancestors"><a href="module-visual.html">visual</a>.</span>FaceDetector<span class="signature">(options, @param, @param)</span><span class="type-signature"></span></h2>
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</header>
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<article>
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<div class="container-overview">
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<h4 class="name" id="FaceDetector"><span class="type-signature"></span>new FaceDetector<span class="signature">(options, @param, @param)</span><span class="type-signature"></span></h4>
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<div class="description">
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<p>This manager handles the detecting of faces in video streams. FaceDetector relies on the
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<a href="https://github.com/justadudewhohacks/face-api.js">Face-API library</a> developed by
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<a href="https://github.com/justadudewhohacks">Vincent Muehler</a></p>
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</div>
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<h5>Parameters:</h5>
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<table class="params">
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<thead>
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<tr>
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<th>Name</th>
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<th>Type</th>
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<th>Attributes</th>
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<th>Default</th>
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<th class="last">Description</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td class="name"><code>options</code></td>
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<td class="type">
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<span class="param-type">Object</span>
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</td>
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<td class="attributes">
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</td>
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<td class="default">
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</td>
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<td class="description last">
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<h6>Properties</h6>
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<table class="params">
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<thead>
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<tr>
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<th>Name</th>
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<th>Type</th>
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<th class="last">Description</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td class="name"><code>name</code></td>
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<td class="type">
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<span class="param-type">String</span>
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</td>
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<td class="description last">the name used when logging messages from the detector</td>
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</tr>
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</tbody>
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</table>
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</td>
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</tr>
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<tr>
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<td class="name"><code>@param</code></td>
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<td class="type">
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<span class="param-type"><a href="module-core.Window.html">module:core.Window</a></span>
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</td>
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<td class="attributes">
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</td>
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<td class="default">
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</td>
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<td class="description last">options.win - the associated Window</td>
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</tr>
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<tr>
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<td class="name"><code>@param</code></td>
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<td class="type">
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<span class="param-type">string</span>
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<span class="param-type">HTMLVideoElement</span>
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<span class="param-type"><a href="module-visual.Camera.html">module:visual.Camera</a></span>
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</td>
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<td class="attributes">
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</td>
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<td class="default">
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</td>
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<td class="description last">input - the name of a
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movie resource or of a HTMLVideoElement or of a Camera component</td>
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</tr>
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<tr>
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<td class="name"><code>options.faceApiUrl</code></td>
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<td class="type">
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<span class="param-type">string</span>
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</td>
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<td class="attributes">
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<optional><br>
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</td>
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<td class="default">
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'face-api.js'
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</td>
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<td class="description last">the Url of the face-api library</td>
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</tr>
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<tr>
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<td class="name"><code>options.modelDir</code></td>
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<td class="type">
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<span class="param-type">string</span>
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</td>
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<td class="attributes">
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<optional><br>
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</td>
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<td class="default">
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'models'
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</td>
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<td class="description last">the directory where to find the face detection models</td>
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</tr>
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<tr>
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<td class="name"><code>options.units</code></td>
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<td class="type">
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<span class="param-type">string</span>
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</td>
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<td class="attributes">
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<optional><br>
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</td>
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<td class="default">
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"norm"
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</td>
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<td class="description last">the units of the stimulus (e.g. for size, position, vertices)</td>
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</tr>
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<tr>
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<td class="name"><code>options.pos</code></td>
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<td class="type">
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<span class="param-type">Array.<number></span>
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</td>
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<td class="attributes">
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<optional><br>
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</td>
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<td class="default">
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[0, 0]
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</td>
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<td class="description last">the position of the center of the stimulus</td>
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</tr>
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<tr>
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<td class="name"><code>options.units</code></td>
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<td class="type">
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<span class="param-type">string</span>
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</td>
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<td class="attributes">
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<optional><br>
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</td>
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<td class="default">
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'norm'
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</td>
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<td class="description last">the units of the stimulus vertices, size and position</td>
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</tr>
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<tr>
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<td class="name"><code>options.ori</code></td>
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<td class="type">
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<span class="param-type">number</span>
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</td>
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<td class="attributes">
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<optional><br>
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</td>
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<td class="default">
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0.0
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</td>
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<td class="description last">the orientation (in degrees)</td>
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</tr>
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<tr>
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<td class="name"><code>options.size</code></td>
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<td class="type">
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<span class="param-type">number</span>
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</td>
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<td class="attributes">
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<optional><br>
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</td>
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<td class="default">
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</td>
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<td class="description last">the size of the rendered image (the size of the image will be used if size is not specified)</td>
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</tr>
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<tr>
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<td class="name"><code>options.opacity</code></td>
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<td class="type">
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<span class="param-type">number</span>
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</td>
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<td class="attributes">
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<optional><br>
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</td>
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<td class="default">
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1.0
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</td>
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<td class="description last">the opacity</td>
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</tr>
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<tr>
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<td class="name"><code>options.autoDraw</code></td>
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<td class="type">
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<span class="param-type">boolean</span>
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</td>
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<td class="attributes">
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<optional><br>
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</td>
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<td class="default">
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false
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</td>
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<td class="description last">whether or not the stimulus should be automatically drawn on every frame flip</td>
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</tr>
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<tr>
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<td class="name"><code>options.autoLog</code></td>
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<td class="type">
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<span class="param-type">boolean</span>
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</td>
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<td class="attributes">
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<optional><br>
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</td>
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<td class="default">
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false
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</td>
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<td class="description last">whether or not to log</td>
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</tr>
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</tbody>
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</table>
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<dl class="details">
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<dt class="tag-source">Source:</dt>
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<dd class="tag-source"><ul class="dummy"><li>
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<a href="visual_FaceDetector.js.html">visual/FaceDetector.js</a>, <a href="visual_FaceDetector.js.html#line19">line 19</a>
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</li></ul></dd>
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</dl>
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</div>
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<h3 class="subsection-title">Methods</h3>
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<h4 class="name" id="_estimateBoundingBox"><span class="type-signature">(protected) </span>_estimateBoundingBox<span class="signature">()</span><span class="type-signature"></span></h4>
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<div class="description">
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Estimate the bounding box.
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</div>
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<dl class="details">
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<dt class="tag-source">Source:</dt>
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<dd class="tag-source"><ul class="dummy"><li>
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<a href="visual_FaceDetector.js.html">visual/FaceDetector.js</a>, <a href="visual_FaceDetector.js.html#line309">line 309</a>
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</li></ul></dd>
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</dl>
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<h4 class="name" id="_initFaceApi"><span class="type-signature">(protected) </span>_initFaceApi<span class="signature">()</span><span class="type-signature"></span></h4>
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<div class="description">
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Init the Face-API library.
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</div>
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<dl class="details">
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<dt class="tag-source">Source:</dt>
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<dd class="tag-source"><ul class="dummy"><li>
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<a href="visual_FaceDetector.js.html">visual/FaceDetector.js</a>, <a href="visual_FaceDetector.js.html#line215">line 215</a>
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</li></ul></dd>
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</dl>
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<h4 class="name" id="_updateIfNeeded"><span class="type-signature">(protected) </span>_updateIfNeeded<span class="signature">()</span><span class="type-signature"></span></h4>
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<div class="description">
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Update the visual representation of the detected faces, if necessary.
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</div>
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<dl class="details">
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<dt class="tag-source">Source:</dt>
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<dd class="tag-source"><ul class="dummy"><li>
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<a href="visual_FaceDetector.js.html">visual/FaceDetector.js</a>, <a href="visual_FaceDetector.js.html#line245">line 245</a>
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</li></ul></dd>
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</dl>
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<h4 class="name" id="isReady"><span class="type-signature"></span>isReady<span class="signature">()</span><span class="type-signature"> → {boolean}</span></h4>
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<div class="description">
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Query whether or not the face detector is ready to detect.
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</div>
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<dl class="details">
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<dt class="tag-source">Source:</dt>
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<dd class="tag-source"><ul class="dummy"><li>
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<a href="visual_FaceDetector.js.html">visual/FaceDetector.js</a>, <a href="visual_FaceDetector.js.html#line68">line 68</a>
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</li></ul></dd>
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</dl>
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<h5>Returns:</h5>
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<div class="param-desc">
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whether or not the face detector is ready to detect
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</div>
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<dl>
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<dt>
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Type
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</dt>
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<dd>
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<span class="param-type">boolean</span>
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</dd>
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</dl>
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<h4 class="name" id="setCamera"><span class="type-signature"></span>setCamera<span class="signature">(input, log<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h4>
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<div class="description">
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Setter for the video attribute.
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</div>
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<h5>Parameters:</h5>
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<table class="params">
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<thead>
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<tr>
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<th>Name</th>
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<th>Type</th>
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<th>Attributes</th>
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<th>Default</th>
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<th class="last">Description</th>
|
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</tr>
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</thead>
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<tbody>
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<tr>
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<td class="name"><code>input</code></td>
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<td class="type">
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<span class="param-type">string</span>
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<span class="param-type">HTMLVideoElement</span>
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<span class="param-type"><a href="module-visual.Camera.html">module:visual.Camera</a></span>
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</td>
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<td class="attributes">
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</td>
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<td class="default">
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</td>
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<td class="description last">the name of a
|
|
movie resource or a HTMLVideoElement or a Camera component</td>
|
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</tr>
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<tr>
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<td class="name"><code>log</code></td>
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<td class="type">
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<span class="param-type">boolean</span>
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</td>
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<td class="attributes">
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<optional><br>
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</td>
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<td class="default">
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false
|
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</td>
|
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<td class="description last">whether of not to log</td>
|
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</tr>
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</tbody>
|
|
</table>
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<dl class="details">
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<dt class="tag-source">Source:</dt>
|
|
<dd class="tag-source"><ul class="dummy"><li>
|
|
<a href="visual_FaceDetector.js.html">visual/FaceDetector.js</a>, <a href="visual_FaceDetector.js.html#line82">line 82</a>
|
|
</li></ul></dd>
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</dl>
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<h4 class="name" id="start"><span class="type-signature"></span>start<span class="signature">(period, detectionCallback, log<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h4>
|
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|
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<div class="description">
|
|
Start detecting faces.
|
|
</div>
|
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|
|
<h5>Parameters:</h5>
|
|
|
|
|
|
<table class="params">
|
|
<thead>
|
|
<tr>
|
|
|
|
<th>Name</th>
|
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|
|
<th>Type</th>
|
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|
|
|
|
<th>Attributes</th>
|
|
|
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|
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|
|
<th>Default</th>
|
|
|
|
|
|
<th class="last">Description</th>
|
|
</tr>
|
|
</thead>
|
|
|
|
<tbody>
|
|
|
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|
|
<tr>
|
|
|
|
<td class="name"><code>period</code></td>
|
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|
|
<td class="type">
|
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|
|
<span class="param-type">number</span>
|
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</td>
|
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|
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<td class="attributes">
|
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</td>
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|
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<td class="default">
|
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|
|
</td>
|
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|
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|
|
<td class="description last">the detection period, in ms (e.g. 100 ms for 10Hz)</td>
|
|
</tr>
|
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|
<tr>
|
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|
|
<td class="name"><code>detectionCallback</code></td>
|
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|
|
<td class="type">
|
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|
|
</td>
|
|
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|
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<td class="attributes">
|
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|
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</td>
|
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|
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<td class="default">
|
|
|
|
</td>
|
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|
|
<td class="description last">the callback triggered when detection results are available</td>
|
|
</tr>
|
|
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<tr>
|
|
|
|
<td class="name"><code>log</code></td>
|
|
|
|
|
|
<td class="type">
|
|
|
|
|
|
<span class="param-type">boolean</span>
|
|
|
|
|
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|
|
</td>
|
|
|
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|
|
<td class="attributes">
|
|
|
|
<optional><br>
|
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|
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|
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</td>
|
|
|
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|
|
|
<td class="default">
|
|
|
|
false
|
|
|
|
</td>
|
|
|
|
|
|
<td class="description last">whether of not to log</td>
|
|
</tr>
|
|
|
|
|
|
</tbody>
|
|
</table>
|
|
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|
|
<dl class="details">
|
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|
|
<dt class="tag-source">Source:</dt>
|
|
<dd class="tag-source"><ul class="dummy"><li>
|
|
<a href="visual_FaceDetector.js.html">visual/FaceDetector.js</a>, <a href="visual_FaceDetector.js.html#line156">line 156</a>
|
|
</li></ul></dd>
|
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</dl>
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<h4 class="name" id="stop"><span class="type-signature"></span>stop<span class="signature">(log<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h4>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<div class="description">
|
|
Stop detecting faces.
|
|
</div>
|
|
|
|
|
|
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|
|
|
|
|
|
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|
|
|
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|
|
<h5>Parameters:</h5>
|
|
|
|
|
|
<table class="params">
|
|
<thead>
|
|
<tr>
|
|
|
|
<th>Name</th>
|
|
|
|
|
|
<th>Type</th>
|
|
|
|
|
|
<th>Attributes</th>
|
|
|
|
|
|
|
|
<th>Default</th>
|
|
|
|
|
|
<th class="last">Description</th>
|
|
</tr>
|
|
</thead>
|
|
|
|
<tbody>
|
|
|
|
|
|
<tr>
|
|
|
|
<td class="name"><code>log</code></td>
|
|
|
|
|
|
<td class="type">
|
|
|
|
|
|
<span class="param-type">boolean</span>
|
|
|
|
|
|
|
|
</td>
|
|
|
|
|
|
<td class="attributes">
|
|
|
|
<optional><br>
|
|
|
|
|
|
|
|
|
|
|
|
</td>
|
|
|
|
|
|
|
|
<td class="default">
|
|
|
|
false
|
|
|
|
</td>
|
|
|
|
|
|
<td class="description last">whether of not to log</td>
|
|
</tr>
|
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|
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|
|
</tbody>
|
|
</table>
|
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|
<dl class="details">
|
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<dt class="tag-source">Source:</dt>
|
|
<dd class="tag-source"><ul class="dummy"><li>
|
|
<a href="visual_FaceDetector.js.html">visual/FaceDetector.js</a>, <a href="visual_FaceDetector.js.html#line195">line 195</a>
|
|
</li></ul></dd>
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</dl>
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</article>
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</section>
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</div>
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<nav>
|
|
<h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-core.html">core</a></li><li><a href="module-data.html">data</a></li><li><a href="module-sound.html">sound</a></li><li><a href="module-util.html">util</a></li><li><a href="module-visual.html">visual</a></li></ul><h3>Classes</h3><ul><li><a href="FaceDetector_FaceDetector.html">FaceDetector</a></li><li><a href="module.data.MultiStairHandler.html">MultiStairHandler</a></li><li><a href="module.data.QuestHandler.html">QuestHandler</a></li><li><a href="module-core.BuilderKeyResponse.html">BuilderKeyResponse</a></li><li><a href="module-core.EventManager.html">EventManager</a></li><li><a href="module-core.GUI.html">GUI</a></li><li><a href="module-core.Keyboard.html">Keyboard</a></li><li><a href="module-core.KeyPress.html">KeyPress</a></li><li><a href="module-core.Logger.html">Logger</a></li><li><a href="module-core.MinimalStim.html">MinimalStim</a></li><li><a href="module-core.Mouse.html">Mouse</a></li><li><a href="module-core.PsychoJS.html">PsychoJS</a></li><li><a href="module-core.ServerManager.html">ServerManager</a></li><li><a href="module-core.Window.html">Window</a></li><li><a href="module-data.ExperimentHandler.html">ExperimentHandler</a></li><li><a href="module-data.MultiStairHandler.html">MultiStairHandler</a></li><li><a href="module-data.QuestHandler.html">QuestHandler</a></li><li><a href="module-data.Shelf.html">Shelf</a></li><li><a href="module-data.TrialHandler.html">TrialHandler</a></li><li><a href="module-sound.AudioClip.html">AudioClip</a></li><li><a href="module-sound.AudioClipPlayer.html">AudioClipPlayer</a></li><li><a href="module-sound.Microphone.html">Microphone</a></li><li><a href="module-sound.Sound.html">Sound</a></li><li><a href="module-sound.TonePlayer.html">TonePlayer</a></li><li><a href="module-sound.TrackPlayer.html">TrackPlayer</a></li><li><a href="module-sound.Transcriber.html">Transcriber</a></li><li><a href="module-sound.Transcript.html">Transcript</a></li><li><a href="module-util.Clock.html">Clock</a></li><li><a href="module-util.Color.html">Color</a></li><li><a href="module-util.CountdownTimer.html">CountdownTimer</a></li><li><a href="module-util.EventEmitter.html">EventEmitter</a></li><li><a href="module-util.MixinBuilder.html">MixinBuilder</a></li><li><a href="module-util.MonotonicClock.html">MonotonicClock</a></li><li><a href="module-util.PsychObject.html">PsychObject</a></li><li><a href="module-util.Scheduler.html">Scheduler</a></li><li><a href="module-visual.ButtonStim.html">ButtonStim</a></li><li><a href="module-visual.Camera.html">Camera</a></li><li><a href="module-visual.FaceDetector.html">FaceDetector</a></li><li><a href="module-visual.Form.html">Form</a></li><li><a href="module-visual.GratingStim.html">GratingStim</a></li><li><a href="module-visual.ImageStim.html">ImageStim</a></li><li><a href="module-visual.MovieStim.html">MovieStim</a></li><li><a href="module-visual.Polygon.html">Polygon</a></li><li><a href="module-visual.Rect.html">Rect</a></li><li><a href="module-visual.ShapeStim.html">ShapeStim</a></li><li><a href="module-visual.Slider.html">Slider</a></li><li><a href="module-visual.TextBox.html">TextBox</a></li><li><a href="module-visual.TextStim.html">TextStim</a></li><li><a href="module-visual.VisualStim.html">VisualStim</a></li></ul><h3>Interfaces</h3><ul><li><a href="module-sound.SoundPlayer.html">SoundPlayer</a></li></ul><h3>Mixins</h3><ul><li><a href="module-core.WindowMixin.html">WindowMixin</a></li><li><a href="module-util.ColorMixin.html">ColorMixin</a></li></ul>
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</nav>
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<br class="clear">
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<footer>
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