Kreiger <nomail@nomail> wrote:
> Is there any way for POV to report the size of a source image file?

  Unfortunately there's no way of doing it. You will need to look at
the dimensions of the image with a separate program (if you don't know
it) and use these dimensions directly in your pov-code.

  Perhaps in the distant future...

-- 
#macro N(D)#if(D>99)cylinder{M()#local D=div(D,104);M().5,2pigment{rgb M()}}
N(D)#end#end#macro M()<mod(D,13)-6mod(div(D,13)8)-3,10>#end blob{
N(11117333955)N(4254934330)N(3900569407)N(7382340)N(3358)N(970)}//  - Warp -

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