1 | %'fileparts_uvmat': splits a file name in root and indices and recognize file naming convention
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2 | %--------------------------------------------------------------------
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3 | %[RootPath,SubDir,RootFile,i1,i2,j1,j2,Ext,NomType]=fileparts_uvmat(FileInput)
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4 | %
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5 | %OUTPUT:
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6 | %RootPath: path to the base file
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7 | %SubDir: name of the SubDirectory for netcdf files (NomTypes with index pairs 1-2 or ab )
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8 | %RootFile: FileName without appendix
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9 | %i1: first number i
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10 | %i2: second number i (only for .nc files)
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11 | %j1: first number j
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12 | %j2: second number j (only for .nc files)
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13 | %FileExt: file Extension
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14 | %NomType: char chain characterizing the file nomenclature: with values
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15 | % NomType='': constant name [filebase FileExt] (default output if 'NomType' is undefined)
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16 | % NomType='*':constant name for a file representing a series (e.g. avi movie)
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17 | % NomType='1','01',or '001'...': series of files with a single index i without separator(e.g. 'aa045.png').
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18 | % NomType='1a','1A','01a','01A','1_a','01_A',... with a numerical index and an index letter(e.g.'aa45b.png') (lower or upper case)
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19 | % NomType='1_1','01_1',...: matrix of files with two indices i and j separated by '_'(e.g. 'aa45_2.png')
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20 | % NomType='1-1': from pairs from a single index (e.g. 'aa_45-47.nc')
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21 | % NomType='1_1-2': pairs of j indices (e.g. 'aa_45_2-3.nc')
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22 | % NomType='1-2_1': pairs of i indices (e.g. 'aa_45-46_2.nc')
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23 | % NomType='1_ab','01_ab','01ab'..., from pairs of '#' images (e.g.'aa045bc.nc'), FileExt='.nc'
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24 | %SubDir: name of the SubDirectory for netcdf files
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25 | %
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26 | %INPUT:
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27 | %FileInput: complete name of the file, including path
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28 |
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29 | %=======================================================================
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30 | % Copyright 2008-2017, LEGI UMR 5519 / CNRS UGA G-INP, Grenoble, France
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31 | % http://www.legi.grenoble-inp.fr
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32 | % Joel.Sommeria - Joel.Sommeria (A) legi.cnrs.fr
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33 | %
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34 | % This file is part of the toolbox UVMAT.
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35 | %
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36 | % UVMAT is free software; you can redistribute it and/or modify
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37 | % it under the terms of the GNU General Public License as published
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38 | % by the Free Software Foundation; either version 2 of the license,
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39 | % or (at your option) any later version.
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40 | %
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41 | % UVMAT is distributed in the hope that it will be useful,
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42 | % but WITHOUT ANY WARRANTY; without even the implied warranty of
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43 | % MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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44 | % GNU General Public License (see LICENSE.txt) for more details.
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45 | %=======================================================================
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46 |
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47 | function [RootPath,SubDir,RootFile,i1,i2,j1,j2,FileExt,NomType]=fileparts_uvmat(FileInput)
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48 | RootPath='';
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49 | SubDir='';
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50 | RootFile='';
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51 | i1=[];
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52 | i2=[];
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53 | j1=[];
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54 | j2=[];
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55 | FileExt='';
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56 | NomType='';
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57 |
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58 | %% display help and test function in the absence of input arument
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59 | if ~exist('FileInput','var')
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60 | help fileparts_uvmat;
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61 | test();
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62 | return
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63 | end
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64 |
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65 | %% default root name output
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66 | [RootPath,FileName,FileExt]=fileparts(FileInput);
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67 | RootFile=FileName;
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68 |
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69 | %% case of input file name which is a pure number
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70 | if ~isnan(str2double(FileName))
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71 | RootFile='';
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72 | i1=str2double(FileName);
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73 | return
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74 | end
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75 |
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76 | %% recursive test on FileName starting from the end
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77 | % test whether FileName ends with a number or not
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78 | r=regexp(FileName,'(?<num1>\d+)$','names');% \D = not a digit, \d =digit
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79 |
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80 | if ~isempty(r)% FileName end matches num1
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81 | num1=r.num1;
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82 | r=regexp(FileName,['(?<num2>\d+)(?<delim1>[-_])' num1 '$'],'names');
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83 | if ~isempty(r)% FileName end matches num2+delim1+num1
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84 | delim1=r.delim1;
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85 | num2=r.num2;
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86 | switch delim1
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87 | case '_'
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88 | delim2_to_match='-';
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89 | case '-'
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90 | delim2_to_match='_';
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91 | end
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92 | r=regexp(FileName,['.*\D(?<num3>\d+)(?<delim2>' delim2_to_match ')' num2 delim1 num1 '$'],'names');
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93 | if ~isempty(r) % FileName end matches num3 delim2 num2 delim1 num1
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94 | delim2=r.delim2;
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95 | num3=r.num3;
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96 | switch delim1
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97 | case '_'
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98 | j1=str2double(num1);
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99 | switch delim2
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100 | case '-'
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101 | i1=str2double(num3);
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102 | i2=str2double(num2);
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103 | end
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104 | case '-'
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105 | j1=str2double(num2);
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106 | j2=str2double(num1);
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107 | switch delim2
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108 | case '_'
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109 | i1=str2double(num3);
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110 | end
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111 | end
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112 | NomType=[get_type(num3) delim2 get_type(num2) delim1 get_type(num1)];
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113 | RootFile=regexprep(FileName,[num3 delim2 num2 delim1 num1 '$'],'');
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114 | else
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115 | switch delim1
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116 | case '_'
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117 | i1=str2double(num2);
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118 | j1=str2double(num1);
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119 | case '-'
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120 | i1=str2double(num2);
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121 | i2=str2double(num1);
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122 | end
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123 | NomType=[get_type(num2) delim1 get_type(num1)];
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124 | RootFile=regexprep(FileName,[num2 delim1 num1 '$'],'');
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125 | end
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126 | NomType=regexprep(NomType,'-1','-2'); %set 1-2 instead of 1-1
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127 | else% only one number at the end
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128 | i1=str2double(num1);
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129 | NomType=get_type(num1);
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130 | RootFile=regexprep(FileName,[num1 '$'],'');
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131 | end
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132 | else% FileName ends with a letter
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133 | %r=regexp(FileName,'.*[^a^b^A^B](?<end_string>ab|AB|[abAB])\>','names');
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134 | NomType='';
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135 | r=regexp(RootFile,'\D*(?<num1>\d+)(?<end_string>[a-z]|[A-Z]|[a-z][a-z]|[A-Z][A-Z])$','names');
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136 | if ~isempty(r)
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137 | NomType=get_type(r.end_string);
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138 | RootFile=regexprep(RootFile,[r.num1 r.end_string '$'],'');
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139 | else % case with separator '_'
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140 | r=regexp(RootFile,'\D(?<num1>\d+)_(?<end_string>[a-z]|[A-Z]|[a-z][a-z]|[A-Z][A-Z])$','names');
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141 | if ~isempty(r)
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142 | NomType=['_' get_type(r.end_string)];
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143 | RootFile=regexprep(RootFile,[r.num1 '_' r.end_string '$'],'');
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144 | end
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145 | end
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146 | if ~isempty(NomType)
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147 | [j1,j2]=get_value(r.end_string);
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148 | i1=str2double(r.num1);
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149 | NomType=[get_type(r.num1) NomType];
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150 | end
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151 | end
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152 |
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153 | %% suppress '_' at the end of RootFile, put it on NomType
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154 | % if strcmp(RootFile(end),'_')
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155 | % RootFile(end)=[];
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156 | detect=regexp(RootFile,'_$'); %detect '_' at the end of RootFILE
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157 | if ~isempty(detect)
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158 | RootFile=regexprep(RootFile,'_$','');
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159 | NomType=['_' NomType];
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160 | end
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161 |
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162 | %% extract subdirectory for pairs i1-i2 or j1-j2 (or ab, AB)
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163 | % if ~isempty(i2) || ~isempty(j2)
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164 | r=regexp(RootPath,'\<(?<newrootpath>.+)(\\|/)(?<subdir>[^\\^/]+)(\\|/)*\>','names');
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165 | if ~isempty(r)
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166 | SubDir=r.subdir;
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167 | RootPath=r.newrootpath;
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168 | end
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169 | % end
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170 |
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171 |
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172 |
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173 | function type=get_type(s)
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174 | % returns the type of a label string:
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175 | % for numbers, whether filled with 0 or not.
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176 | type='';%default
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177 |
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178 | if ~isempty(regexp(s,'\<\d+\>','ONCE'))
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179 | type=num2str(1,['%0' num2str(length(s)) 'd']);
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180 | else
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181 | code=double(s); % ascii code of the input string
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182 | if code >= 65 & code <= 90 % test on ascii code for capital letters
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183 | if length(s)==1
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184 | type='A';
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185 | elseif length(s)==2
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186 | type='AB';
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187 | end
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188 | elseif code >= 97 & code <= 122 % test on ascii code for small letters
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189 | if length(s)==1
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190 | type='a';
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191 | elseif length(s)==2
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192 | type='ab';
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193 | end
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194 | end
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195 | end
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196 |
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197 |
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198 |
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199 | function [j1,j2]=get_value(s)
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200 | % returns the value of a label string:
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201 | % for numbers, whether filled with 0 or not.
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202 | % for letters, either a, A or ab, AB.
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203 | j1=[];
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204 | j2=[];
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205 | code=double(s); % ascii code of the input string
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206 | if code >= 65 & code <= 90 % test on ascii code for capital letters
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207 | index=double(s)-64; %change capital letters to corresponding number in the alphabet
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208 | elseif code >= 97 & code <= 122 % test on ascii code for small letters
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209 | index=double(s)-96; %change small letters to corresponding number in the alphabet
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210 | else
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211 | index=str2num(s);
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212 | end
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213 | if ~isempty(index)
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214 | j1=index(1);
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215 | if length(index)==2
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216 | j2=index(2);
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217 | end
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218 | end
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219 |
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220 |
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221 | function test(name)
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222 | fprintf([...
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223 | '######################################################\n'...
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224 | ' Test for fileparts_uvmat \n'...
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225 | '######################################################\n'...
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226 | ]);
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227 |
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228 | if exist('name','var')
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229 | FileName_list={name};
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230 | else
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231 | FileName_list={...
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232 | 'Image1a.png'...
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233 | 'toto'...
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234 | 'B011_1.png'...
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235 | 'B001.png'...
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236 | 'B55a.tif'...
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237 | 'B002B.tiff'...
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238 | 'B_001.png'...
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239 | 'B_3331AB.png'...
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240 | 'aa45_2.png'...
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241 | 'B005.png'...
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242 | 'Image_3.jpg'...
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243 | 'Image_3-4.jpg'...
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244 | 'Image_3-4_2.jpg'...
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245 | 'Image_5_3-4.jpg'...
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246 | 'Image_3_ab.jpg'...
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247 | 'Image005AD.jpg'...
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248 | 'Image_3_ac.jpg'...
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249 | 'Image_3a-b.jpg'...
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250 | 'Image3_a.jpg'...
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251 | 'movie57.avi'...
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252 | 'merged_20_12_1.png'...
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253 | };
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254 | end
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255 |
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256 | for FileName=FileName_list
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257 | % [RootPath,RootFile,i1,i2,str_a,str_b,FileExt,NomType,SubDir]=name2display(FileName{1});
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258 | [tild,SubDir,RootFile,i1,i2,j1,j2,tild,NomType]=...
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259 | fileparts_uvmat(FileName{1});
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260 | fprintf([...
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261 | 'File name : ' FileName{1} '\n'...
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262 | ' NomType : ' NomType '\n'...
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263 | ' RootFile : ' RootFile '\n'...
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264 | ' i1 / i2 : ' num2str(i1) ' / ' num2str(i2) '\n'...
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265 | ' j1 / j2 : ' num2str(j1) ' / ' num2str(j2) '\n'...
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266 | ]);
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267 | end
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268 |
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269 |
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