LSI Video Plugin

LSI Video plugin

LSI = Linked Service Infrastructure

• Reference Name: VideoPlugin
• Code Source: videoplugin.coffee
• Compiled Source: videoplugin.js

Features

• Generates widgets that aggregate up to 4 videos related to the annotated DBPedia concept
• According to the number of videos, the LSI provides, the expanded widget can vary between 600px X 450px (for only one video) and 600px X 600px (for two, up to four videos)
• The expanded widget contains a video area (superior part) which runs youtube videos automatically and, when possible a horizontal video list that displays select-able tabs that can switch the video area source

Dependencies

• LDPlugin, LSI

Web API connections

• The plugin reacts to annotations that point to DBPedia concepts.
• On video initialization, the plugin queries the LSI service for videos related to the annotated concept. If LSI returns a empty response or an error, the plugins will not produce any widget. Else, the plugin produces a aggregation of maximum 4 videos. The main video source is Youtube.com

Widgets

• Simple widget composed of: a button with a red youtube icon and a the concept label (overwritten by user, or DBpedia rdf: label)
• The expanded widget varies according to the number of video provided by the LSI service as follows
  • Four, or more videos
    • 
  • Three videos
    • 
  • Two videos
    • 
  • One video
    • 

Events

• This plugin will attach the rendering logic of the widgets in the becomeActive event handler of each annotation that contains a DBPedia concept in it resource field.

Mouse interaction

• Each widget binds activate events to 'click' events and will trigger a widget expansion.
• Expanded widgets close when 'clicking' the close (X) icon at the top left hand side of the expanded widget.
• The video area embeds a YouTube player. All YouTube player interaction is available, except the player re-sizing.
• The video list items can be selected by 'clicking' them. As a direct effect, the widget changes the video source of the video area.

Touch interaction

• Each widget binds activate events to 'tap' events and will trigger a widget expansion.
• Expanded widgets close when 'tapping' the close (X) icon at the top left hand side of the expanded widget.
• The video area embeds a YouTube player. All YouTube player interaction is available, except the player re-sizing.
• The video list items can be selected by 'tapping' them. As a direct effect, the widget changes the video source of the video area.

Google TV remote control interaction

• Each widget binds activate events to 'OK' events and will trigger a widget expansion
• Expanded widgets close when pressing the 'BACK' button
• The video area automatically plays its assigned video source.
• 'LEFT' and 'RIGHT' selects a different item in the list and automatically changes the video source in the video area. The new video plays automatically.