dicom_get_msg.m
853593394513aterrier-plotUpdate

dicom_get_msg.m
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			function file = dicom_get_msg(file)
			%DICOM_GET_MSG Get a pool of potential messages to load later.
			% FILE = DICOM_GET_MSG(FILE) processes FILE.Filename to obtain a pool
			% of potential DICOM messages to read. After execution, FILE.Filename
			% will contain a cell array of messages to read.
			%
			% Note: When loading a locally stored file, this function just checks
			% for the existence of the file. When network contexts are supported,
			% the message pool will contain the results of a QUERY operation.
			%
			% See also DICOM_OPEN_MSG and DICOM_CREATE_FILE_STRUCT.

			% Copyright 1993-2011 The MathWorks, Inc.

			% Verify that file exists.

			if (exist(file.Filename) ~= 2)

			% Look for file with common extensions.
			if (exist([file.Filename '.dcm']))

			file.Filename = [file.Filename '.dcm'];

			elseif (exist([file.Filename '.dic']))

			file.Filename = [file.Filename '.dic'];

			elseif (exist([file.Filename '.dicom']))

			file.Filename = [file.Filename '.dicom'];

			elseif (exist([file.Filename '.img']))

			file.Filename = [file.Filename '.img'];

			else

			file.Filename = '';
			return

			end

			end

			% Get full filename.
			fid = fopen(file.Filename);

			if (fid < 0)

			error(message('images:dicom_get_msg:fileOpen', file.Filename))

			else

			file.Filename = fopen(fid);

			end

			fclose(fid);