OMwiki:Tech

(Difference between revisions)
m (fix vertical spacing)
(Known issues:: notes on improving the Finding aid)
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*Video playback might take ~6 seconds to start (pending seeking support in [http://www.xiph.org/oggz/ oggz-chop])
*Video playback might take ~6 seconds to start (pending seeking support in [http://www.xiph.org/oggz/ oggz-chop])
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*Edit [[MediaWiki:Common.js]] to download animated gifs only [[OMwiki:Finding_aid|when 'show' is clicked]], to avoid long page loads.  Also think about replacing animated GIFs with low-FPS, clickable, enlargeable  Theora.  Alternatively, use [http://pad.ma/ Pad.ma]-style mouse-overs (see [https://wiki.pad.ma/browser/padma.dev/padma/static/javascript/info.js?rev=padma.dev%2C354&order=size&desc=1 <nowiki>$(imagePoster).load(function() {...})</nowiki>]).
*An occasional ~30-second JavaScript-related delay, unknown cause, when using native playback on 64bit Minefield and possibly other browsers.  No bandwidth transfer, no CPU usage, the page just waits then eventually loads.
*An occasional ~30-second JavaScript-related delay, unknown cause, when using native playback on 64bit Minefield and possibly other browsers.  No bandwidth transfer, no CPU usage, the page just waits then eventually loads.
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=='''Scripts needed:'''==
=='''Scripts needed:'''==
*Retool [http://svn.wikimedia.org/viewvc/mediawiki/trunk/extensions/MetavidWiki/maintenance/download_from_archive_org.php?view=markup download_from_archive_org.php] to work with different source videos and meta tags from the [http://archive.org Internet Archive].  Simultaneously generate [[wikipedia:Media RSS|Media RSS]] <nowiki><items></nowiki> from the same information, and insert <tt>date_start_time</tt> into <tt>mv_streams</tt>.
*Retool [http://svn.wikimedia.org/viewvc/mediawiki/trunk/extensions/MetavidWiki/maintenance/download_from_archive_org.php?view=markup download_from_archive_org.php] to work with different source videos and meta tags from the [http://archive.org Internet Archive].  Simultaneously generate [[wikipedia:Media RSS|Media RSS]] <nowiki><items></nowiki> from the same information, and insert <tt>date_start_time</tt> into <tt>mv_streams</tt>.

Revision as of 06:35, 9 September 2009

Known issues:

  • Search works but has a few issues (punctuation stripped, 'play inline' plays audio although video is paused, search-by-date not yet enabled for all videos)
  • The two stream sizes (352×240 and 424×240) are hard-coded per-stream as there is not a simple way to lookup file_desc_msg from the mv_stream_files table. This is an ugly hack.
Also, add style="width:352px;" to embed code in 352×240 streams.


  • Video playback might take ~6 seconds to start (pending seeking support in oggz-chop)
  • An occasional ~30-second JavaScript-related delay, unknown cause, when using native playback on 64bit Minefield and possibly other browsers. No bandwidth transfer, no CPU usage, the page just waits then eventually loads.




Scripts needed:

  • Retool download_from_archive_org.php to work with different source videos and meta tags from the Internet Archive. Simultaneously generate Media RSS <items> from the same information, and insert date_start_time into mv_streams.
  • Script to import MetaVidWiki clips from apps that can produce .srt or .cmml captions (e.g., Gnome Subtitles)
  • Find a command-line script that produces .torrents that include multiple HTTP seeds, no tracker, a comment, and "just works" with Mainline.



Development:



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All videos and text are published under the CC-BY 3.0 U. S. or CC-BY-SA 3.0. copyright licenses.  Details.