Podcasting

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Podcasting presentation for TLTC back from 2005.

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Podcasting

  1. 1. Podcasting and Videocasting Primer Jim Greenberg, TLTC, SUNY Oneonta TLTC December 8, 2005
  2. 2. Podcasting Happens Podcasting and Videocasting are methods of publishing audio or video programs via the Internet, allowing users to subscribe to a feed of new files. It became popular in late 2004, largely due to automatic downloading of audio onto portable players or personal computers. From Wikipedia, the free encyclopedia.
  3. 3. Podcasting Happens <ul><li>Podcasting is the current “Killer App” - maybe (or latest fad?) </li></ul><ul><li>College students use iPods or other digital media players in increasing numbers </li></ul><ul><li>College students are about three times more likely than anyone else to own an MP3 player. * </li></ul><ul><li>More than 21 million iPods have been sold, according to Apple. </li></ul>* Source: February study by the Pew Internet and American Life Project.
  4. 4. Pod catching <ul><li>Podcasting audience uses Podcatching client software (iTunes, iPodder, etc.) </li></ul><ul><li>Software obtains audio automatically and stores to local computer </li></ul><ul><li>Software can then load audio or video to iPod (or other digital device) when it is plugged in. </li></ul><ul><li>Don’t need an iPod. Computer will work also. </li></ul><ul><li>Process can be Automatic or Manual </li></ul>optional
  5. 5. How Podcasting Works <ul><li>The “podcast feed” URL </li></ul><ul><ul><li>address of a specially encoded page </li></ul></ul><ul><ul><li>on the podcaster’s web server </li></ul></ul><ul><ul><li>contains information about the podcast </li></ul></ul><ul><ul><li>if viewed in a web browser, you will see the raw XML code used </li></ul></ul>
  6. 6. <ul><li>you copy the URL into a “podcatching” client software </li></ul><ul><li>there are many different podcatching applications available </li></ul>But you’re not meant to look at this “raw” data
  7. 8. Podcatching Clients: iPodder Lemon
  8. 9. XML Technology <ul><li>XML stands for EXtensible Markup Language </li></ul><ul><li>XML is a markup language much like HTML </li></ul><ul><li>XML was designed to describe data </li></ul><ul><li>XML tags are not predefined. You must define your own tags </li></ul><ul><li>XML is a W3C Recommendation </li></ul><ul><li>An XML file is merely a text file that follows a universally agreed upon formatting standard </li></ul>XML Sample
  9. 10. RSS Technology <ul><li>RSS stands for Really Simple Syndication (Maybe) </li></ul><ul><li>RSS allows you to syndicate your site content </li></ul><ul><li>RSS is a selected list of defined items on a site </li></ul><ul><li>RSS defines an easy way to share and view headlines and content </li></ul><ul><li>RSS files can be automatically updated </li></ul><ul><li>RSS allows personalized views for different sites </li></ul><ul><li>RSS is written in XML </li></ul>RSS Sample
  10. 11. RSS Technology <ul><li>Why Use RSS? </li></ul><ul><li>RSS was designed to show selected data. </li></ul><ul><li>RSS Readers are designed to regularly check the RSS file for new data </li></ul><ul><li>Without RSS, users will have to check a web site daily to check for new updates. </li></ul><ul><ul><li>This may be too time-consuming for many users. </li></ul></ul><ul><ul><li>With an RSS feed they can check your site faster using an RSS aggregator </li></ul></ul><ul><li>Since RSS data is small and fast-loading, it can easily be used with services like cell phones or PDA's. </li></ul>
  11. 12. RSS Podcast Creation Software
  12. 13. “ What do I need to Podcast or Videocast?” <ul><li>MP3 Audio File or MP4 Video file </li></ul><ul><ul><li>Created in any number of ways. TLTC can help get you started. </li></ul></ul><ul><li>RSS File (or aristotle.oneonta.edu blog) </li></ul><ul><ul><li>Created with RSS Podcast Software </li></ul></ul><ul><ul><li>Created Manually (if you are bored) </li></ul></ul><ul><li>Web Server </li></ul><ul><ul><li>Any Flavor </li></ul></ul><ul><ul><li>Need a Web Page to post the RSS link </li></ul></ul><ul><li>Audience </li></ul><ul><ul><li>Audience needs to know where to find the podcast </li></ul></ul><ul><ul><li>Audience needs to be interested in podcast </li></ul></ul>
  13. 14. Putting It All Together <ul><li>Audio or video in correct format is stored on a web server </li></ul><ul><li>RSS feed file is created with information regarding how to get to the file </li></ul><ul><li>Podcatching client looks as RSS feed regularly for updates and downloads any new files </li></ul><ul><li>Podcatching client stores file on microcomputer and can download to iPod if needed </li></ul><ul><li>Listener enjoys regularly updated podcasts </li></ul>optional MP4 Video File
  14. 15. Suggested Web Resources <ul><li>Podcatching Clients </li></ul><ul><ul><li>Apple iTunes: http://www.apple.com/itunes/ </li></ul></ul><ul><ul><li>iPodder Client: http://www.ipodder.org/ </li></ul></ul><ul><li>Podcasting Tools </li></ul><ul><ul><li>Podcast RSS Buddy: http://www.tolley.info/rssbuddy/ </li></ul></ul><ul><ul><li>Feed for All: http://www.feedforall.com/ </li></ul></ul><ul><ul><li>College Feed: http: //aristotle . oneonta . edu/ </li></ul></ul><ul><li>Podcasting Directories </li></ul><ul><ul><li>Podcast.net Directory: http://www.podcast.net/ </li></ul></ul><ul><ul><li>Podcast Alley Directory: http://www.podcastalley.com/ </li></ul></ul><ul><li>Podcasting Technology </li></ul><ul><ul><li>RSS/XML Tutorial: http://www.w3schools.com/rss/ </li></ul></ul><ul><ul><li>Podcasting 101: http://maczealots.com/articles/podcasting/ </li></ul></ul><ul><ul><li>Make RSS Feeds: http: //make-rss-feeds . com/making-an-rss-feed . htm </li></ul></ul>

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