[ptx] hugin has problems with particular imageset

[manouchk]

Le Jeudi 25 Août 2005 03:51, Rich a écrit :
> pablo.dangelo at informatik.uni-ulm.de wrote:
> > Zitat von Rich <rich at hq.vsaa.lv>:

there is a preview window made for this. In that preview window there are 2 
buttons that helps you center and adjust field of view.. (to center well the 
pano you have to specify a picture that is near the center as a reference 
picture...)

> ..
>
> >>>Sounds like nona is running out of memory and crashed. How big (output
> >>>image size) is your panorama?
> >>
> >>panorama is 31570x15580 - size calculated by hugin.
> >
> > This is a very big image, 491 Megapixels. A single remapped image of the
> > entire panorama requires
> > 31570*15580 * 4 = 1.8 GB. Nona might need 2 times the output image size
> > in TIFF_m mode, so this is up to 2.6 GB. A future version will be much
> > more memory efficient. Remember that on a 32 bit processor, each process
> > can only access up to 2 or 3 GB, no matter how big your swapspace is.
>
> i finally managed to stich this panorama. the reason why image was so
> big was that hugin for some reason left a very big empty space below all
> images - the problem also mentioned on this list several times.
>
> usually i can significantly reduce that space by changing horizontal
> control point pairs, but this time i was not able to do so.
>
> anyway, after cropping it in gimp to the furthest edges it was reduced
> to 31184x3615
>
> so ability to crop output (probably in preview window ?) would help in
> cases when resulting images are too large because of empty space added.
> ..

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