doc/integration.fr.md
author veltr
Tue, 05 Jun 2012 20:56:28 +0200
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# Intégration du Metadataplayer #
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ATTENTION !
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Cette documentation se réfère à la v.3 du Metadataplayer, actuellement disponible dans la branche **new-model** du repository
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http://www.iri.centrepompidou.fr/dev/hg/metadataplayer
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## Chargement du script ##
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Le fichier *LdtPlayer-core.js* doit être référencé dans l'entête du fichier HTML
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    <head>
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        <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
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        <title>Test d’intégration du Metadataplayer</title>
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        <script type="text/javascript" src="metadataplayer/LdtPlayer-core.js" type="text/javascript"></script>
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    </head>
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## Création d'un élément conteneur pour le Metadataplayer ##
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    <body>
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        <div id="Metadataplayer"></div>
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## Configuration et instanciation du Metadataplayer ##
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Le script doit se faire après le chargement de l’élément, soit en rajoutant un élément *<script>* en bas de page, soit en utilisant un événement de type *body.onload* ou, avec jQuery, *$(document).ready()*
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    <script type="text/javascript">
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## Configuration des emplacements des bibliothèques ##
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Par défaut (fichier *defaults.js*), les bibliothèques sont chargées soit depuis un CDN (Content Distribution Network), soit depuis le répertoire *js/libs*
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La configuration se fait par les propriétés de l’objet *IriSP.libFiles*
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Pour utiliser le CDN:
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    IriSP.libFiles.useCdn = true;
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Pour changer la localisation du répertoire des bibliothèques:
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    IriSP.libFiles.defaultDir = "/chemin/libs";
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Pour changer la localisation d’une bibliothèque individuellement:
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    IriSP.libFiles.locations.jQueryUI = "libs/jquery-ui-1.8.16.custom.min.js";
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    IriSP.libFiles.locations.jwPlayerSWF = "libs/jwplayer/player.swf";
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## Configuration de sources de métadonnées ##
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Une source de métadonnées est définie par son URL et le type de sérialiseur à utiliser.
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Par exemple:
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    var metadataSource = {
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        url: "data/mydata.json",
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        type: "ldt"
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    };
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Les sources de métadonnées sont utilisées ensuite dans la configuration de la fenêtre vidéo et de ses widgets.
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## Configuration de la fenêtre vidéo ##
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Les options de configuration de la fenêtre vidéo sont:
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- **metadata**: La source de métadonnées utilisée, notamment pour obtenir l’URL de la vidéo.
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- **type**: Le type de player vidéo utilisé. Les players disponibles sont :
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    - **"jwplayer"**: Utilise le player flash jwPlayer, compatible avec de nombreux formats vidéo et audio et les flux RTMP.
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    - **"html5"**: Utilise la bibliothèque Popcorn et les vidéos HTML5. Formats supportés: OGG et WebM sur Firefox et Chrome, H.264 sur Internet Explorer et Safari.
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    - **"youtube"**: Utilise le plugin Youtube de Popcorn pour afficher les vidéos Youtube.
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    - **"dailymotion"**
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    - **"auto"**: Remplacé par *Youtube* ou *Dailymotion* pour une vidéo sur l’un de ces sites et par JwPlayer sinon.
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- **width** et **height**: largeur et hauteur de la fenêtre vidéo.
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- **video**: URL de la vidéo. Si ce paramètre est présent, il écrase l’URL chargée dans les métadonnées
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- Paramètres spécifiques à chaque player, qui seront transférés tels quels, par exemple **provider** pour JwPlayer
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Exemple:
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    var playerConfig = {
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        metadata: metadataSource,
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        type: "jwplayer",
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        height: 350,
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        width: 620,
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        provider: "rtmp"
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    };
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## Configuration de l’interface utilisateur ##
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L’interface se configure par un objet GUI, contenant les propriétés suivantes:
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- **container**: l’ID de l’élément HTML dans lequel le player sera instancié.
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- **width** et **height**: largeur et hauteur de l’interface (*height* est optionnel).
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- **default\_options**: des options de configuration communes à tous les widgets, par exemple, comme ci-dessous, une source de métadonnées communes.
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- **css**: l’URL du fichier CSS de base (LdtPlayer-core.css)
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- **widgets**: la liste des widgets, sous la forme [ { type: *Type du widget*, option_1: *Valeur de l’option 1* } ]. Pour les options des widgets, se référer au document *Architecture générale*
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    var guiConfig = {
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        container : "LdtPlayer",
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        default_options: {
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            metadata: metadataSource
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        },
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        css : "metadataplayer/css/LdtPlayer-core.css",
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        widgets: [
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            {
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                type: "Slider"
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            },{
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                type: "Controller",
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                disable\_annotate\_btn: true
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            },{
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                type: "Segments",
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                annotation\_type: "Chapters"
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            },{
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                type: "AnnotationsList",
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                container: "AnnotationsListContainer"
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            }
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        ]
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    };
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## Instantiation du player ##
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Le player s’instancie en créant un objet de type IriSP.Metadataplayer.
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    var config = {
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        player: playerConfig,
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        gui: guiConfig
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    };
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    var myPlayer = new IriSP.Metadataplayer(config);
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