StarGeek
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How to edit the shutter speed value in metadata?
Accepted answer
19 votes

Using ExifTool, ShutterSpeed is not an actual tag within the file, it's a tag derived from several other values (See Extra Tags). That's why it's grouped under Composite Tags when you follow ExifTool ...

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How to set "date modified" by "date taken" with Exiftool?
13 votes

Assuming you're using Windows, part of the problem is that there is no "Date Taken" tag. Windows fills this property with different metadata, depending upon what it can find. The mostly likely tag (...

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When is each of these EXIF date & time variables created, and in what circumstances do they change?
12 votes

You are correct about the [File] tags, they are info about the file from the underlying filesystem. Create Date/Time is the timestamp for when the file was created. I believe that File Modification ...

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Remove "quality" property from JPG
12 votes

This isn't metadata that can be stripped. It's an analysis of the compression calculated from the quantization tables. When it's comes back unknown, the jpeg was compressed using a program that isn'...

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How to remove orientation attribute from the photo without touching other exif-data?
11 votes

You can use exiftool to remove the orientation tag: exiftool -Orientation= /target/dir/or/File Replace /target/dir/or/File with the files and/or directories you want to process. If run under Unix/...

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How can I strip tags from a JPEG without removing the color profile?
10 votes

exiftool -all= -TagsFromFile @ -ColorSpaceTags DIRorFILES This command will remove nearly all metadata but retain ExifIFD:ColorSpace, ExifIFD:Gamma, InteropIFD:InteropIndex, and ICC_Profile tags. ...

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How can I incrementally date photos?
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10 votes

There's already a similar question on the ExifTool forums. It can be done using two sequential ExifTool commands. First, make sure all the date to the same exiftool -datetimeoriginal='2015:02:22 00:...

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Is "Date Taken" Exif data possible on .PNG file, and is it possible to copy "Date Modified" to "Date Taken"?
Accepted answer
10 votes

What Windows displays under the "Date Taken" property isn't an embedded tag. It fills that property from a number of tags depending upon the file type. For example, for a JPG, Windows will use any of ...

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How to copy DateTaken tag from another image using ExifTool?
Accepted answer
8 votes

There are a couple issues to note: DateTaken is a Windows properties, not a tag in a file. Windows fills the DateTaken value from a variety of tags. PNG files do not support EXIF metadata. There is ...

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What does the exif ICC profile date mean?
8 votes

It is the date and time the ICC Profile used by that image was first created. For example, my scanner inserts the same profile date for each image from 2006, even though I didn't have the scanner ...

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How can I geotag images with location data in a CSV file?
Accepted answer
8 votes

ExifTool could do this, but the use of negative coordinates might make it a two step procedure depending upon what tags you want to use. XMP gps tags will take negative coordinates, but EXIF gps tags ...

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Use DateCreated for DateTaken (CreationTime) on a PNG using ExifTool
Accepted answer
7 votes

As long as you have the filename set as you mention, the command you want to use is exiftool "-PNG:CreationTime<Filename" FileOrDir As @cmason mentions, PNG doesn't support the EXIF standard. ...

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Why doesn't Lightroom load files after I've changed their camera model metadata using EXIFTOOL?
6 votes

You do not ever want to change the make and model of a raw file such as a .RAF (or .NEF/.CR2/3). Without this data, Lightroom (and other raw file processors) are unable to determine the proper way of ...

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Can ExifTool be used to read files stored online?
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6 votes

ExifTool has no built in ability to access online files. However, as shown in the example under Piping Examples, you can pipe the file from a program — such as cURL — to get the metadata of a file.

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When sorting into folders does Exiftool modify the image's metadata in any way?
Accepted answer
6 votes

Using Exiftool in this manner will not change any of the metadata inside the file. Depending upon the filesystem, some of the filesystem based items (System:All tags in Exiftool) may change, such as ...

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What is the proper formatting of the Subject Tag in XMP?
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5 votes

The interface for a lot of programs with regards to keywords is to show them as a comma separated string. But the important thing to remember is that they are not stored as such. They are stored as ...

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Filter or plugin that replaces special characters?
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5 votes

Exiftool could do this with the -api "Filter=" option, but the command line could get long and messy. Using your example, the command would be something like this: exiftool -api "Filter=s/ü/ue/g" -...

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How to check if a photo is edited (even basic edits like exposure and white balance)?
4 votes

An additional thing to take into account is the code that creates the jpeg has an identifiable signature. The way Photoshop writes the jpeg will be different than the way Corel will write it. ...

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ExifTool command (Windows 10) to move files to a separate directory if the modified-date is later than the date-taken
Accepted answer
4 votes

Try this command: exiftool -d "%Y:%m:%d %H:%M:%S" -r -if "$FileModifyDate gt $DateTimeOriginal" -directory=/path/to/modified/ /path/to/source This checks the FileModifyDate to see ...

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How do I change only the year in the metadata using ExifTool, for a batch of files?
Accepted answer
4 votes

You're very close. By default, time shifts assume the shift is in hours unless there's a space between numbers. Try this: exiftool "-AllDates-=45:0:0 0" /path/to/files/ This will shift the ...

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How do I use exiftool to strip all exif tags except rotation?
Accepted answer
4 votes

Duplicate of this StackOverflow question exiftool -all:all= -tagsfromfile @ -exif:Orientation /path/to/files -all:all= removes all data, then Orientation is copied back into the file with the -...

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Exif & TIFF dates - why would they be months different?
Accepted answer
4 votes

There are basically three important time stamps in there, the Date/Time Original, the Create Date, and the Modify Date. The ones near the start are important. The ones near the end would be in the ...

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Filename to Created date
4 votes

If you're comfortable with the command line, try exiftool. I'd suggest this command: exiftool "-alldates<${filename;m/(\d{4}-\d\d-\d\d)/;$_=$1} 00:00:00" DIR This command creates backup files. ...

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Why do XnView and Exiftool's EXIF orientation tags differ?
Accepted answer
4 votes

Both programs are showing you the same info. If you add the -n option to your ExifTool command, it will return an orientation of 8, the same as XnView. Read further down on that page you linked to ...

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Creating missing EXIF header
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3 votes

Yes, exiftool can create EXIF blocks in images that don't have them. Just pick any one of the EXIF tags that exiftool can set and assign a value to it. Exiftool will then create the EXIF block in ...

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Is there a standard convention for indicating precision in jpeg metadata timestamps?
3 votes

Technically according to the EXIF specs, you would use spaces in places where the number isn't known. So August 1963 would be "1963:08: : : ". But not all programs might be able to ...

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Exiftool GPS tagging from lat/long works partially but it's always missing a timezone (which I think is the reason it gets actual pos wrong)
Accepted answer
3 votes

I can't explain what is happening exactly with Flickr but I can help fix some of the details with the problem. You cannot set a timezone for the GPS time stamps (GPS:GPSDateStamp and GPS:GPSTimeStamp) ...

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Exiftool drops some EXIF tags
3 votes

The reason is that those are not EXIF tags, they are MakerNotes. All EXIF tags are Metadata, but not all Metadata are EXIF tags. When listing data, you should always use the command suggested in ...

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Annotating scanned photos so that the results are portable
Accepted answer
3 votes

EXIF is mostly for technical details from the camera that created the picture, though there are some items such as GPS coordinates and date/time stamps that are appropriate to add such as in your case....

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Using exiftool to import date, gps and tags from xmp files
Accepted answer
3 votes

See exiftool's Metadata Sidecar Files example #15 The command needs to be altered a bit due to some irregularities in the XMP sample you give. The best thing to do would be to grab the xmp2exif.args ...

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