[MINC-users] nii2mnc problems.

[Roch M. Comeau]

HI,

Maybe have a look at the value of dim[0]. I've seen images where  
dim[0] is incorrectly set to 0 instead of 3 or 4.

Roch Comeau
Rogue Research Inc.

On 9-Apr-09, at 5:03 PM, Giovanna Pellecchia wrote:

>
> Howdy all,
>
> if I try to use nii2mnc I get this interesting error message:
>
> nii2mnc test_image_00001.hdr
> ** ERROR: nifti_convert_nhdr2nim: bad dim[0]
> ** ERROR (nifti_image_read): cannot create nifti image from header  
> 'test_image_00001.hdr'
> Segmentation fault
> ______________________
> The same test image works fine on another computer:
> nii2mnc test_image_00001.hdr
> orient = 0
> <nifti_image
>  nifti_type = 'ANALYZE-7.5'
>  header_filename = 'test_image_00001.hdr'
>  image_filename = 'test_image_00001.img'
>  image_offset = '0'
>  ndim = '4'
>  nx = '163'
>  ny = '186'
>  nz = '72'
>  nt = '1'
>  dx = '-1.06677'
>  dy = '1.06677'
>  dz = '1.87482'
>  dt = '1'
>  datatype = '16'
>  datatype_name = 'FLOAT32'
>  nvox = '2182896'
>  nbyper = '4'
>  byteorder = 'MSB_FIRST'
>  cal_min = '0'
>  cal_max = '1'
>  descrip = 'MINC file'
>  num_ext = '0'
> />
> Unknown XYZ units 0
> xspace start:  86.9418 step:  -1.0668 cosines:   1.0000   0.0000    
> 0.0000
> yspace start: -99.2096 step:   1.0668 cosines:   0.0000   1.0000    
> 0.0000
> zspace start: -67.4934 step:   1.8748 cosines:   0.0000   0.0000    
> 1.0000
> (where:
> nii2mnc -v
> program: 2.0.15
> libminc: 2.0.15
> netcdf : 3.5.0 of Aug  8 2003 13:03:52 $
> HDF5   : 1.6.2 )
> (installed from source on Debian Sarge)
> ____________________
>
> My current version:
> nii2mnc -v
> program: 2.0.15
> libminc: 2.0.15
> netcdf : "3.6.2" of May 10 2008 09:14:53 $
> HDF5   : 1.6.6
> (installed using mincbundle on a recent Ubuntu Intrepid install with  
> all the recommended upgrades).
> (I also have an unusual situation, as it turns out that most of the  
> binaries are located in /bin and the libraries in /usr/lib by  
> default - no idea why!)
>
> Hope somebody can point to a solution...
> Thanks!
> Giovanna.
>
>
> _________________________________________________________________
> News, entertainment and everything you care about at Live.com. Get  
> it now!
> http://www.live.com/getstarted.aspx
> _______________________________________________
> MINC-users at bic.mni.mcgill.ca
> http://www2.bic.mni.mcgill.ca/mailman/listinfo/minc-users