November 2011
Beginner to intermediate
288 pages
5h 3m
English
Content preview from HTML5 Multimedia: Develop and DesignBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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9. Using Video with Canvas
In addition to native multimedia, one of the most talked about capabilities that HTML5 brings to the web table is the ability to draw and manipulate graphics using JavaScript via the new canvas element. The canvas element defines an area on a web page that you can draw on using a JavaScript API.
Canvas and its corresponding API have many uses, from copying media and drawing simple graphs to filling colours, directly manipulating pixels, and creating complex games that are played inside the browser without needing a third-party plugin.
You can also use multimedia elements in interactions with canvas and the API. This chapter briefly explores some of these simple interactions, with, as always, fully explained examples. ...
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