EXIF for JPEG format pretty much requires 4x3 aspect ratio thumbnails, at
least according to what i have read. it's allowed to be different, but a lot
of things break by showing funny borders or cropped frames.

Herb....
----- Original Message ----- 
From: "John Francis" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Sunday, November 16, 2003 3:20 PM
Subject: More Pentax RAW file discoveries


> For a start, there's not only the RAW data there; the file also includes
> a couple of JPEG images.  One of them is a thumbnail image (160 x 120).
> [An odd size; that's 4x3 aspect ratio, not 3x2.  Is that for tke LCD?].
> The other image, though, is a full-size (3008 x 2008) JPEG.  It's pretty
> highly compressed - only 1.5Mb or so in size - and the only reason I can
> think of for it being there is for in-camera image review.


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