Beginning HTML5 Media: Make the most of the new video and by Silvia Pfeiffer

By Silvia Pfeiffer

Beginning HTML5 Media, moment Edition is a complete advent to HTML5 video and audio. The HTML5 video ordinary allows browsers to help audio and video components natively. This makes it really easy for net builders to put up audio and video, integrating either in the normal presentation of websites. for instance, media parts might be styled utilizing CSS (style sheets), seen on a cellular machine, and manipulated in a Canvas or an audio filter out graph. The booklet deals thoughts for offering accessibility to media parts, permitting constant dealing with of other representations of media assets. The replace contains all the adjustments and revisions because the first HTML5 draft.

Beginning HTML5 Media dives deep into the markup that's brought for media aspect help in browsers. You’ll discover the default consumer interface provided via browsers for media parts, in addition to the JavaScript API supplied to manage their habit. You’ll additionally the right way to account for H.264, WebM and Ogg Theora formats in addition to discover the rising internet Audio API general, which supplies an in depth set of hardware-accelerated audio filters to accomplish a degree of audio sign manipulation within the browser formerly basically to be had to audio professionals.

What you’ll learn

  • How to create cross-browser markup in HTML to incorporate audio and video into your internet pages
  • How to exchange the default controls of net browsers along with your personal or "skin" your media player
  • How to take advantage of the JavaScript API for media elements
  • How to combine media components with different HTML5 constructs reminiscent of CSS, Canvas, or net employee Threads
  • How to make audio and video accessible
  • How to take advantage of media fragment URIs to deal with yes temporal subparts or tracks of a media resource
  • How to paintings with the internet Audio API

Who this e-book is for

This publication is if you happen to are expert in authoring and publishing websites, yet have by no means applied audio and video. it is going to additionally aid these trained within the use of Adobe Flash, Microsoft Silverlight, or QuickTime to appreciate what's occurring in HTML5 media and the way to take advantage of the recent media components.

Table of Contents

1. Encoding Media

2. utilizing and Manipulating Media Elements

3. The JavaScript API

4. Accessibility and Internationalization of HTML5 Media

5. Manipulating Media through Canvas

6. Manipulating Audio during the WebAudio API

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Sample text

Listing 2-20. ogv"/> 40 Chapter 2 ■ Using and Manipulating HTML5 Video and Audio Elements For Theelement is an empty element. It is not permitted to have any child elements and therefore doesn't have a closing tag. If such a closing tag was used, it would create anotherelement without any attributes, so don't use it. It is, however, possible to add a slash “/” at the end of theelement start tag as in—HTML user agents will parse this—but it is not an HTML5 requirement.

The @preload attribute is an attribute that you will not ordinarily want to use unless you have very specific needs. Thus, the following paragraphs are only meant for advanced users. When a web browser encounters a

It is, however, possible to add a slash “/” at the end of theelement start tag as in—HTML user agents will parse this—but it is not an HTML5 requirement. If you were using XHTML5, though, you would need to close the empty element in this way to conform with XML requirements. @src The list ofelements specifies alternative media resources for the

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