April 2009
Beginner to intermediate
308 pages
9h 8m
English
Content preview from XMPP: The Definitive GuideBecome 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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Chapter 9. Jingle: Jabber Does Multimedia
To Instant Messaging and Beyond
So far we’ve seen how XMPP can be used to exchange one-to-one messages, participate in multi-user chat rooms, and send alerts and notifications. But what if text is not enough? Sometimes there is no replacement for voice, video, and other rich media interactions.
Enter Jingle, defined in XEP-0166 and a number of related specifications. After several years of experimentation, in 2005 the XMPP developer community finally got serious about adding support for voice chat, spurred on by the launch of Google Talk, an XMPP-based service for instant messaging and Voice over Internet Protocol (VoIP). In fact, the Google Talk team worked with developers in the community to define Jingle as a refinement of the Google Talk protocol (similar to the way in which XMPP is a refinement of the original Jabber protocol or Multi-User Chat is a refinement of the original groupchat protocol).
Jingle Versioning
The original protocol deployed at the Google Talk service has some subtle differences from the protocol that has been formalized by the XMPP Standards Foundation (with many contributions from members of the Google Talk team and other developers). You can think of that original protocol as “Jingle 0.9,” but by the time you read this book, the version to implement will be “Jingle 1.0,” as published in the relevant XEPs.
Jingle provides a reliable mechanism for setting up voice calls over the Internet (see XEP-0167 for details). Even ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.