You need to state what kind of DICOM file you are working with. I've just tried the DicomTools.getTag on a CT slice and it correctly reports the image number.
It would also help if you can upload an example file that you know produces this result.
>I am trying to read the image number from header of DICOM files.
>for this I used the line
>But when i saw image info it contains two line as follows
>0020,0013 >Image Number: 0
>0020,0013 Image Number: 1
>program reads first line and give Image Number=0 for every image.
>Do anyone know how to resolve this problem? whats the mean of the line
>"0020,0013 >Image Number: 0 "
>Dr. Prativa Sahoo
>Department of Mathematics and Statistics
>Indian Institute of Technology Kanpur
>ImageJ mailing list: http://imagej.nih.gov/ij/list.html