@ echo off
rem
rem	File name: LR-datetimexmp2exif.bat
rem
rem    	This batch file processes all jpg files in a subdirectory.
rem	This batch file requires the parameter file LR-datetimexmp2exif.args for data field mapping.
rem	This batch file requires an installed copy of exiftools by Phil Harvey.
rem	Download exiftools windows command line version and rename the file exiftools.exe. 
rem	Place the exiftools.exe file in your windows directory or on your system path.
rem	
rem
rem  --> This process overwrites the original jpg files so make sure you have a backup! <--
rem
rem
echo+
echo This batch file works in the current directory.
echo+
echo It copies all JPG files' XMP-EXIF date/time data fields to their
echo mapped EXIF date/time data fields. 
echo+
echo XMP to EXIF field mapping is controlled by the file LR-xmpdatetime2exif.args.
echo+
echo Primary use of this batch file is to correct a bug in Lightroom that 
echo corrupts the EXIf time meta data fields if create time is 
echo edited or time shifted in Lightroom. 
echo+
echo It is typically used to fix EXIF date-time fields of files time
echo shifted in Lightroom to enable correct geocoding. 
echo+
echo Note that Lightroom only displays the XMP-EXIF time meta data fields. 
echo+
echo Many other tools, such as RoboGEO, rely on the EXIF time data fields. 
echo+
echo *****************************************************************************
echo * This process overwrites the original jpg files! Ensure you have a backup! *
echo *****************************************************************************
echo+
echo Press CNTRL and C to abort. 
echo+
pause
echo+
echo on 
exiftool -tagsFromFile "@" -@ LR-datetimexmp2exif.args *.jpg -overwrite_original -k -v1
echo off
echo+