analyze75open.m
853593394513master

analyze75open.m
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			function fid = analyze75open(filename, ext, mode, defaultByteOrder)
			% Open an Analyze 7.5 file.

			% Copyright 2006-2011 The MathWorks, Inc.



			% Ensure that filename has a .hdr extension
			[pname, fname, passedExt] = fileparts(filename);

			if ~isempty(passedExt)
			switch lower(passedExt)
			case {'.hdr','.img'}
			% The file has the correct extension.

			otherwise
			error(message('images:analyze75info:invalidFileFormat', passedExt));

			end % switch
			end % if

			filename = fullfile(pname, [fname '.' ext]);

			if (nargin < 4)
			defaultByteOrder = 'ieee-be';
			end

			% Open the file with the default ByteOrder.
			fid = fopen(filename, mode, defaultByteOrder);

			if (fid == -1)
			if ~isempty(dir(filename))
			error(message('images:isanalyze75:hdrFileOpen', filename))
			else
			error(message('images:isanalyze75:hdrFileExist', filename))
			end % if

			end