[lopsa-discuss] formats for BoF slides/audio

Brad Knowles brad at stop.mail-abuse.org
Tue Dec 13 17:27:10 PST 2005


At 7:43 PM -0800 2005-12-12, Trey Harris wrote:

>  We can do video (what codec?)

	MPEG-4 is probably the best choice here.  It is widely supported 
on all platforms I know of, and produces pretty small files.  Other 
codecs may produce somewhat smaller files, but they are much less 
well-supported.  Other codecs may be better supported (e.g., MPEG-2 
or MPEG-1), but they produce much larger files and/or much 
lower-quality output.

	IMO, MPEG-4 is the best balance.

>                                synced to the audio (what codec?),

	MPEG-1, Layer 3 (e.g., .mp3).  Same reasons.

>  the original .ppt or .keynote files plus separate audio, text
>  transcripts with interspersed PNG graphics of the slides (or a PDF
>  of the same), or even the slides dumped into plain text outlines.

	PDF, PNG, and ASCII text are all well-supported file formats. 
Some people might appreciate being able to get original .ppt or 
Keynote file formats, but many more will be able to use the more 
common file formats.

-- 
Brad Knowles, <brad at stop.mail-abuse.org>

"Those who would give up essential Liberty, to purchase a little
temporary Safety, deserve neither Liberty nor Safety."

     -- Benjamin Franklin (1706-1790), reply of the Pennsylvania
     Assembly to the Governor, November 11, 1755

  LOPSA member since December 2005.  See <http://www.lopsa.org/>.


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