On 04/12/2007, Philip Miller <[EMAIL PROTECTED]> wrote: > > Schema is here: http://downloads.bbc.co.uk/podcasts/ppg.xsd
Interesting. Some background: we use this format to move data around internally > within the podcast publishing application. We examined other available > formats - OPML/TV-A/etc, but none seem to fit our requirements. > > You can see that this is designed as a program guide sort of thing and > includes a lot of BBC-specific information. You could use it to build an > iTunes-style feed browser for BBC content. That's useful, just what I was looking for... something practiable to do with Google Gears! Is it a useful data set? Is it just XML soup? As Carlos said, feedback > is appreciated. > > > -- > Phil Miller > Technical Lead, Media Services > BBC News Interactive > [EMAIL PROTECTED] > +44 7799 894180 > > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf > > Of Carlos Roman > > Sent: 04 December 2007 14:56 > > To: [email protected] > > Subject: [backstage-developer] BBC Podcasts (sorry no OGG) > > > > > > Figured rather than using the other list this might be the > > best place to ask/show a Podcast feed. Figured it might get > > derailed like the last discussion on Podcasts. > > > > Anyway, at the moment got a very early version of a directory > > listing for all BBC Podcasts, which can be found here: > > http://downloads.bbc.co.uk/podcasts/ppg.xml > > > > What am looking for is some feed back on this really, and > > possibly what people would like to see included in here. > > > > The current version on live is missing an "rssenc" element > > which would give information about the files in a Podcast. > > This is element would work as follows: > > <rssenc > > > > type="audio/mpeg|audio/x-m4a|video/mp4|video/x-m4v|video/quick > > time|appli > > cation/pdf" > > medium="image|audio|video|document|executable" > > stream="true|false" > > audioEnc="mp3|wma|acc" > > audioProfile="ABR|CBR|VBR" > > videoEnc="x264|mpeg4|mpg2|mpg1|wvc1|..." > > videoProfile="ABR|CBR|VBR" > > /> > > > > So, for a typical MP3 Podcast it would be: > > <rssenc type="audio/mpeg" medium="audio" stream="false" audioEnc="mp3" > > audioProfile="CBR" /> > > > > For AAC Enhanced Podcast: > > <rssenc type="audio/x-m4a" medium="audio" stream="false" > > audioEnc="aac" > > audioProfile="VBR" /> > > > > What I would like to also add for the next version (apart > > from the "rssenc" element) is information on the current > > episode in the Podcast (if there is one). This would mean you > > wouldn't have to parse every RSS feed to find those with an > > episode (or to find the current episode). The original idea > > was to just use the "link" element I already have but extend > > it so that it has optional elements "title", "description" > > and "pubDate". This would produce something like this: > > > > <link target="currentEpisode" > > url="http://downloads.bbc.co.uk/podcasts/radio4/archers/archer > > s_20071018 > > -1920.mp3"> > > <title>Archers: Thursday 18 Oct 07</title> > > <description>Jazzer gives Ed some words of advice, and > > Lynda receives a surprise visitor at Ambridge Hall.</description> > > <pubDate>Thu, 18 Oct 2007 19:20:00 +0000</pubDate> </link> > > > > Only thing I don't like about this (hence part of the reason for this > > post) is that it doesn't seem (to me) to appear to be in the > > correct place. The good thing about this is that it keeps > > everything consistent with the schema we have. The bad/ugly > > is that the information about the encoded file is not > > included in the "link" element. Personally think it should be > > moved inside the "rssenc" element, but wondering if there is > > any opinions about this and where it should probably be found? > > > > Again, feed back on this feed would be most appreciated. > > Also, please remember this is a first version and so there is > > a good chance that it will change as it evolves. > > > > > > - Carlos Roman > > > > P.S. > > > > Sorry if this arrives twice, thought I had signed up to this > > list but turns I hadn't so re-subscribed and sent this again. > > > > - > > Sent via the backstage.bbc.co.uk developer discussion group. > > To unsubscribe, please send an email to > > [EMAIL PROTECTED] with unsubscribe > > backstage-developer [your email] as the message. > > > > - > Sent via the backstage.bbc.co.uk developer discussion group. To > unsubscribe, please send an email to [EMAIL PROTECTED] unsubscribe > backstage-developer [your email] as the message. > -- Please email me back if you need any more help. Brian Butterworth http://www.ukfree.tv
