[aprssig] APRS presentations

Bruce Coates bruce.coates at sasktel.net
Wed Oct 8 13:22:19 EDT 2008

Hi Brian

PowerPoint will do this for you.  Simply right click on any image, select 
Properties, then Compress.  This will apply this setting to all images in 
that document.

73, Bruce

----- Original Message ----- 
From: "Brian B. Riley" <brianbr at mac.com>
To: <bruninga at usna.edu>; "TAPR APRS Mailing List" <aprssig at lists.tapr.org>
Sent: Wednesday, October 08, 2008 10:16 AM
Subject: Re: [aprssig] APRS presentations

>  The usual cause for this 'bloat' in PowerPoint is the inclusion of
> huge source images. Even though you scale and crop down your 3K by 2K
> image what gets displayed is scaled to the  800x600/1024x768 display,
> the original image gets stored in the PPT in its original form.  So if
> you do a 'montage' page with four to six images that are 480x360 each
> in the display but all started as 3Kx2K or 2Kx1.5K, you will have a
> page that takes many seconds to render and whose PPT is huge!
> Since the final display is at modest resolution anyway , I take my
> images to be used, make copies of them in a separate folder and reduce
> the copies  to 1024x768. Then  the resulting PPT is reasonably sized
> and each slide renders rapidly.
> On Oct 8, 2008, at 9:52 AM, Robert Bruninga wrote:
>>> Attached... is a PowerPoint - 8.6Meg.
>>> It is from Bob's FrostFest 08 with
>>> considerable modification.
>> That orginal APRS-by-bob file was huge due to unknown Microsoft
>> *bloat*.  It was later re-saved in only 3+ megs.  It won't have
>> your changes, but it does have my significant revisions since
>> then through my most recent presentation at DCC.  It is at the
>> top of the new www.aprs.org site.
> --
> cheers ... 73 de brian  riley,  n1bq , underhill center, vermont
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