On Wed, Sep 04, 2002 at 05:39:27PM -0500, nate at refried.org wrote:
> On Wed, Sep 04, 2002 at 04:41:23PM -0500, Tim Wilson wrote:
> > On Wed, Sep 04, 2002 at 04:08:32PM -0500, Mike Hicks wrote:
> > > Is there a moderately accurate description of what a megapixel is?  I
> > > have a couple of guesses (a million pixels, the number of pixels at
> > > 1024x768, etc), but I don't really know..
> > 
> > It's just the number of pixels in the image (in millions). A 1600x1200
> > desktop would be 1600 * 1200 = 1,920,000 pixels.
> 
> There must be some wierd math in there because mine doesn't add up.
> 
> Fuji FinePix 1400Zoom, 1.3 Mega pixels.  Max res 1280x960.
> 
> >>> 1280*960
> 1228800
> >>> 1280*960/1000000.
> 1.2287999999999999
> 
> Since when does 1.22 round up to 1.3?

Ah, a Python programmer. :-)

There's definitely some rounding at work with most of the cameras. My
S40 gives a theoretical image size and an effective image size. I don't
have the manual handy, but I'll look it up and do the math when I get
home.

-Tim

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