Book Image

Plone 3 Multimedia

By : Tom Gross
Book Image

Plone 3 Multimedia

By: Tom Gross

Overview of this book

<p>Plone is a free and open source content management system built on top of the Zope application server. Multimedia provides us with stunning interactive user experiences and many design options, but it requires discipline and knowledge to utilize it effectively so that we do not alienate our audiences. By providing an overview of multimedia content together with a practical focus on how to process it in the web context, this book will be your ideal partner when turning your Plone site into a full-featured multimedia Internet presence.<br /><br />From watermarked images, integrated Silverlight-applications over geotagged content and rich podcasts to protected video-on-demand solutions this book provides a rich repository of tools and techniques to add full multimedia power to Plone. This step-by-step guide will show you how to collaborate with many external web resources to build a powerful interactive Plone site that perfectly meet your needs.<br /><br />Multimedia data is a very important part of the Internet, considering the amount of storage and bandwidth taken. This book will show you how to turn your multimedia data in valuable multimedia content by using the mature and extensible open source CMS Plone.<br /><br />With its content-centric approach Plone allows specialized use-case scenarios for image, audio, video, Flash and Silverlight applications. The initial chapters focus on managing image, audio, video, and flash content for your Plone website. We then plunge into content control and syndication. <br /><br />The book will show you how to structure your content by tagging, rating, and geolocating. It will give you insights on how to upload, store, and serve your multimedia content in an effective way.</p>
Table of Contents (19 chapters)
Plone 3 Multimedia
Credits
About the Author
About the Reviewers
Preface
Syndication Formats
Index

Audio metadata


As for most digital photo formats, it is also possible for most audio formats to store some additional data on the binary file. This data contains information on the artist, the album, the genre, the encoding itself, and some more information.

ID3 tag: The metadata format for MP3

The ID3 tag is the metadata format for MP3. ID3 stands for Identify an MP3. Before it was introduced, the only chance of storing metadata was in the filename, which tended to get very long. The ID3v1tag is capable of storing this information:

Offset

Length

Description

0

3

"TAG" Identifier

3

30

Song title

33

30

Artist

63

30

Album

93

4

A four-digit year

97

30

Comment

127

1

Genre

There have been some revisions in the format. Nowadays, ID3v2 tags are commonly used. The ID3v2 tag is a complete rewrite of the original ID3 tag implementation. The format is capable of storing icons of the cover art, supports character encoding, and the stored information is not limited to a few characters...