[ptx] Crash on optimise

[Douglas Wilkins]

On Fri, 2004-10-15 at 09:13 +0200, Mike Runge wrote:

[snip]

> I think this has to do with different exif specification for some camera
> models. E.G. Some Pentax do not provide a sensor size, therefore the
> cropfactor is not calculated.
> Just keyin 1 for the cropfactor and the focallenght in KB-aequivalent
> (for my Fuji 7.9mm real focal lengh means ~35mmKB) or use the cropfactor
> of PTlLens and continue. Only the resulting degrees of view are
> important. It doesn't matter if you use the real focallength and the
> correct cropfactor or just crop=1 and the KB aequivalent.
> 

exactly

> Any special reasons doing that in PTlens first and not directly within
> hugin?! Or do you mean it would be a good idea to find out first the
> settings with help of ptlens ONCE to use the same anytime later in
> hugin? That maybe a good idea - I still was too lazy to do that ;-)
> 

doing it within PTLens means not having to enter all the parameters
everytime :-) Also PTLens will give 'real' focal length if the camera is
in the database. A thought - could we incorporate the database into
hugin?

regards,
Doug