Hi FreeSurfer users,

I have the anatomical MR images from the GE scanner, and want to convert the
images into the mgz file.

These images's file name looks as follows:

IM1
IM2
.
.
IM176


I use the function "mri_convert" to converting the file:

% mri_convert -it dicom IM1 $SUBJECTS_DIR/15/mri/orig/001.mgz

The problem is that the image in the output file (001.mgz) looks like "white
noise". I have posted the logs regarding to this function at the end.

I have tried several ways, such as converting the files into *.ima files or
a nii file before running "mri_convert", and still have the same problem.

Would someone have ideas about what to do?

Thanks!

Chun-Hsien Hsu


mri_convert -it dicom IM1 /Users/kevin/Subjects/15/mri/orig/001.mgz
$Id: mri_convert.c,v 1.146.2.5 2009/04/08 18:40:23 nicks Exp $
reading from IM1...
Starting DICOMRead2()
dcmfile = /Users/kevin/Subjects/15/mri/IM1
dcmdir = /Users/kevin/Subjects/15/mri
Ref Series No = 3
Found 179 files, checking for dicoms
Found 176 dicom files in series.
First Sorting
Computing Slice Direction
Vs: 0.007 -0.168 0.9856
Vs: 0.00700112 -0.168027 0.985758
Second Sorting
Counting frames
nframes = 1
nslices = 176
ndcmfiles = 176
PE Dir = ROW (dicom read)
TransferSyntaxUID: --1.2.840.10008.1.2.1--
jpegUID:           --1.2.840.10008.1.2.4--
Loading pixel data
TR=3.06, TE=0.82, TI=1100.00, flip angle=7.00
i_ras = (-0.999935, -0.00973536, -0.00592059)
j_ras = (0.00860625, -0.985602, 0.16886)
k_ras = (-0.00700112, 0.168027, 0.985758)
writing to /Users/kevin/Subjects/15/mri/orig/001.mgz...
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