dicom_get_next_tag.m
e412f5003517glenoidCap

dicom_get_next_tag.m
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			function [group, element] = dicom_get_next_tag(file)
			%DICOM_GET_NEXT_TAG Get the group and element values for the next attribute.
			% [GROUP,ELEMENT] = DICOM_GET_NEXT_TAG(MESSAGE) returns the GROUP and
			% ELEMENT of the next attribute in MESSAGE.
			%
			% Note: This function reads the tag and then rewinds to the beginning
			% of it. It is then possible to call DICOM_READ_ATTR without changing
			% the position in the file.

			% Copyright 1993-2005 The MathWorks, Inc.

			if (~feof(file.FID))

			[tag, count] = fread(file.FID, 2, 'uint16', file.Current_Endian);

			if (count ~= 2)

			group = -1;
			element = -1;

			return

			end

			group = tag(1);
			element = tag(2);

			fseek(file.FID, -4, 'cof');

			else

			group = -1;
			element = -1;

			end