# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1558354268 -10800
# Node ID 878d2a772fd6b4d0c03826acdc62915fdea25d72
# Parent  25324e33fc78c335b355ba8f717bf15392d72e86
Add new $galExifConversions field, a boolean to distinguish unique and non-unique metadata fields.

diff -r 25324e33fc78 -r 878d2a772fd6 mgtool.php
--- a/mgtool.php	Mon May 20 14:06:59 2019 +0300
+++ b/mgtool.php	Mon May 20 15:11:08 2019 +0300
@@ -34,23 +34,24 @@
 define("GEC_TYPE"         , 0);
 define("GEC_NAME"         , 1);
 define("GEC_FIELDS"       , 2);
+define("GEC_IS_UNIQUE"    , 3);
 
 $galExifConversions =
 [
-  [ MG_STR,   "caption"     , "ImageDescription" ],
-  [ MG_STR,   "copyright"   , "Copyright" ],
-  [ MG_STR,   "model"       , "Model" ],
-  [ MG_INT,   "width"       , ["COMPUTED", "Width"] ],
-  [ MG_INT,   "height"      , ["COMPUTED", "Height"] ],
-  [ MG_DVA,   "fnumber"     , "FNumber" ],
-  [ MG_DVA,   "exposure"    , "ExposureTime" ],
-  [ MG_INT,   "iso"         , "ISOSpeedRatings" ],
-  [ MG_STR,   "lensmodel"   , "UndefinedTag:0xA434" ],
-  [ MG_DVA,   "focallength" , "FocalLength" ],
-  [ MG_DATE,  "datetime"    , "DateTimeOriginal" ],
-  [ MG_DATE,  "datetime"    , "DateTimeDigitized" ],
-  [ MG_INT,   "filesize"    , "FileSize" ],
-  [ MG_STR,   "keywords"    , "keywords" ],
+  [ MG_STR,   "caption"     , "ImageDescription"        , TRUE ],
+  [ MG_STR,   "copyright"   , "Copyright"               , FALSE ],
+  [ MG_STR,   "model"       , "Model"                   , FALSE ],
+  [ MG_STR,   "lensmodel"   , "UndefinedTag:0xA434"     , FALSE ],
+  [ MG_INT,   "width"       , ["COMPUTED", "Width"]     , TRUE ],
+  [ MG_INT,   "height"      , ["COMPUTED", "Height"]    , TRUE ],
+  [ MG_DVA,   "fnumber"     , "FNumber"                 , TRUE ],
+  [ MG_DVA,   "exposure"    , "ExposureTime"            , TRUE ],
+  [ MG_INT,   "iso"         , "ISOSpeedRatings"         , TRUE ],
+  [ MG_DVA,   "focallength" , "FocalLength"             , TRUE ],
+  [ MG_DATE,  "datetime"    , "DateTimeOriginal"        , TRUE ],
+  [ MG_DATE,  "datetime"    , "DateTimeDigitized"       , TRUE ],
+  [ MG_INT,   "filesize"    , "FileSize"                , TRUE ],
+  [ MG_STR,   "keywords"    , "keywords"                , FALSE ],
 ];