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Then I can modify the dates and times with any of the applications that have been shared here.īut surely someone with more knowledge than me, will have some explanation and a simpler solution. The copy thus made does not clone the referenced (read-only) value. Use Avidemux to make a copy of the video file. Exiftool command line (avoids the read-only attribute of the referred value) I don’t know anything about the theory behind these limitations, so I just try things and look for alternatives (the most comfortable within my reach).įinally I know two options to overcome this: I set different creation time values, but nothing changed in the metadata shown in the information window in Shotcut. The “Set creation time” function did not work for me, either from the playlist or from the information window. n.The “extract sub-clip” function also copies this value (and also copies the read-only attribute of this value, not to be confused with the attribute of the entire file). Because you only have 2 digits in your year, I have added '20' before the file name to complete the 4-digit year. exiftool "-alldatesexiftool -datetimeoriginal "X:\!temp\_20-20-29.jpg"Ĭ:\>exiftool "-datetimeoriginalexiftool -datetimeoriginal "X:\!temp\_20-20-29.jpg" The example given following that paragraph is almost the same as your first command. The first 4 consecutive digits found in the value are interpreted as the year, then next 2 digits are the month, and so on. Any separators may be used (or in fact, none at all). "ExifTool is very flexible about the actual format of input date/time values when writing, and will attempt to reformat any values into the standard format unless the -n option is used.

Your first command should work correctly.