Questions tagged [metadata]

Metadata is additional data related to a photo, this is usually written by the camera into the image file at the time of shooting but can be edited later. This metadata includes information such as the time and date of shooting, equipment involved and settings used.

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44 views

Preserving Recovered Images: What is stored in the "UserComment" EXIF tag?

Background Hello, I was able to recover some images from a broken hard drive. Some of the images seem to have some binary data in the UserComment tag and I was wondering if it could be Lat/Long data? ...
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43 views

What metadata fields are shown in the MacOS Preview Inspector TIFF tab?

If I view a jpg in the MacOS Preview app, I can use Tools>Show Inspector to bring up a More Info window. Its info tab (ⓘ) has four sub-tabs: General, Exif, IPTC, and TIFF. The General tab shows ...
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99 views

How to calculate object position (lat, long) given exif GPS location of camera phone?

Probably this question was asked, but I couldn't find solution to my problem. I have an image with exif GPS location (which is position of the camera) as well as elevation above sea level. How can I ...
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raw files don't contain EXIF but their JPEG do (Fujifilm X100S)

for many years I shoot with my Fujifilm X100S in both RAW+JPEG format. I just noticed that the RAW files don't contain any EXIF data, but their JPEG counterparties. (Don't know why, I should check the ...
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41 views

set EXIF date from filename (uncommon formats)

I have a bunch of old photos that uses weird naming convention..like: dd-mm-yy_HHMM yyyy-mm-dd HH.MM.SS yyyymmdd_HHMMSS and no "Date taken" field on the EXIF infos. Also, creation date is ...
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How should I store "description" metadata for maximum consistency, visibility, and portability?

I’m embarking on a project to scan our family’s old collection of slides. My plan had been to write descriptive information about each slide (e.g., when/where/why it was taken, who's in it, etc.) to ...
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LG phone camera. How to interpret this EXIF User Comment metadata? "0 FM0 CR0 Prmid2 mxDrkA..."

What do the following numbers and abbreviations mean? Photos taken with LG phone cameras tend to have information like this in the "User Comment" metadata: 0 FM0 CR0 Prmid2 mxDrkA2.07 ...
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162 views

How does google photos get timezone and can I change it?

I started using google photos awhile ago to archive my vacation photos. Sometimes I want to change the order of the photos and would simply rename them BUT I also found google photos actually displays ...
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35 views

Copying all photos with EXIF Rating >= 4 using ExifTool

I have used EXIF's Rating interval for ranking photos in my collection. My photo collection is organized in directories in the form YYYY/YYYY-MM-DD Description/Filename.jpg, e.g. 2020/2020-12-31 New ...
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228 views

What is the best way to align several sets of photos metadata?

For reasons, I do not know or understand, our wedding photographers photos don't have the correct data in the EXIF data. I guess this could have been due to editing, I don't really know. They used ...
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Should I fix an image orientation when creating a thumbnail?

I am a programmer, and I made an app for sharing images. I will not say the app's name because this is a genuine question, not a way to promote the app. People are starting to use my app, and I have ...
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In LightRoom Classic how can I filter all photos which are part of a stack, but not on top of a stack?

For use in other tools I want to write in Lightroom Classic to a photo's keywords if a photo is part of a stack, but not on top of a stack. For this the easiest would be to create filter which shows ...
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98 views

Jpg thumbnail showing larger than the original picture

I recently downloaded a picture from LinkedIn, and something really weird happens with it. Let me just state before that I can't show you the author asked me don't show it. So, if I do "read ...
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How to add "HDR" to EXIF in Lightroom Classic?

Is there a way to add the fact that an image was crated using HDR to a photo's EXIF data in Lightroom Classic?
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Change EXIF format in Lightroom Classic

I noticed Lightroom Classic outputs the Exposure Time in the EXIF data as 0.0025 instead of 1/400. Is there anyway I can change the format?
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1answer
363 views

Is there a way to know which camera captured images?

I am a medical researcher, doing research on some medical images. I have some JPEG images, and for a study, I need to include the information on the camera type used to capture those images. Is that ...
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1answer
60 views

Corrupted Date Taken

Some of my older images are showing Date Taken later than the actual date that the camera took the image. The EXIF data shows the correct Date Taken in the field APP12::PictureInfo\TimeDate\...
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ExifTool does not extract corrupted EXIF metadata from jpeg file. How to repair it?

The image viewer nomacs offers a quick way to add image notes via Exif.Image.ImageDescription metadata. After having edited the form for my-image.jpg, I can see this property in nomacs and Thunar (...
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What's the best format for pictures in order to have the most metadata?

Working with a smartphone, I've seen that JPEG shows a lot of information in the EXIF, where PNG not as much. However JPEG does some compression on the image which I'd like to avoid if not necessary ...
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113 views

How can I infer parameters such as distance from metadata?

Is it possible and how can I infer a parameter like the distance or the illumination from the chart, by looking at the metadata of the picture ? To give some context, I am working on a chart with ...
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80 views

Cannot read GPS position from photo

I cannot get GPS position from this photo exiftool show: | 8) GPSInfo (SubDirectory) --> | - Tag 0x8825 (4 bytes, int32u[1]): | 007e: 00 00 15 fe ...
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How to check if a photo is edited (even basic edits like exposure and white balance)?

A competition I want to participate in demands that they want unedited photos. The submission should not even have basic edits like brightness, saturation, white balance etc They claim they'll check ...
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How do I Include IPTC metadata for rights usage terms in a JPEG exported from Lightroom?

I have a metadata preset I created in Lightroom which I use to import JPG files from my camera. In this preset, I provide a text value for the "Rights Usage Terms" attribute in the metadata. ...
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How to delete all metadata from all JPEG files in folder using ImageMagick? [duplicate]

I have many JPEG files in folder D:\folder. I want to delete all metadata from all JPEG files in this folder. I used ImageMagick. I made: magick mogrify -strip "D:\folder\*" Am I right?
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Suggestions on how to create a printout for capturing metadata?

I'd like to print a collection of digital images in a way that would make it easy for someone to manually annotate metadata (people, locations and events). I've scanned a large number of old family ...
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Is there a standard convention for indicating precision in jpeg metadata timestamps?

Exif timestamps have a format of "YYYY:MM:DD HH:MM:SS", possibly with a timezone at the end. Is there a general convention for how to handle these timestamps when the known precision is less ...
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180 views

Metadata: UserComment, ImageDescription, Description; what's their purpose?

$ exiftool test.jpeg | grep 'This is' Image Description : This is the 'ImageDescription'. User Comment : This is the 'UserComment'. Description : ...
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494 views

Why shouldn't raw files be rotated?

When I attempt to rotate a CR2 file in Photo Viewer, a message appears: That didn't work, RAW files don't rotate. Select edit to rotate and save it as a different file type. There are many tips to ...
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464 views

How can I edit EXIF Data based on the filename?

I've moved all the photos from my phone to PC (something that I did multiple times along the years from multiple phones) and the date taken is different from the actual date or doesn't exist at all (...
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125 views

How to store the back of a photo in metadata?

I am scanning old family photos. Any suggestions/best practice for storing the information written on the back of photos? When it's a name or location, for example, there are metadata tags, but often ...
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3answers
144 views

Should I care about duplicates with different metadata?

I'm in photo-backup-deduplication hell. Thousands of folders organised in a different way, backups of backups of backups. There's no easy way to know what's latest/more important. I'm using dupeGuru ...
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1k views

Retrieving the original date of a .JPG

I know a similar question was posted here before - which I will provide a link for below - but despite that, the exiftool.exe in the thread could not really retrieve the original date. The file in ...
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174 views

Change EXIF and/or Creation date based on folder name

I have lots of photos with non-existent exif dates where the write date is not correct. The original dates disappeared during a hard drive replacement. But they are in folders with the correct date. ...
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1answer
159 views

Is there a common subset of exif metadata tags for scanned photographs?

I've recently been scanning a collection of photographs into jpeg files. I know how to use tools such as exiftool to examine and change metadata tags. But while I'm easily able to learn the technical ...
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458 views

How can I rename a large set of photos using their modified date?

My problem is a little bit different from the other that I've seen here. The thing is that I have for example: DSCF0001, DSCF0002 and so on, as filenames with modified dates 2020/01/01 , 2020/01/02 (...
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2k views

How to efficiently stop metadata being in my photos?

For privacy reasons, I would like to ensure that any photos I publish do not have any metadata in them. At the moment, I'm deleting the EXIF data via copy-and-paste in Photoshop, which is a very ...
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84 views

How do I supply metadata when digitizing a print, slide, and negative library?

A digital camera conveniently gives a file name, has an embedded data/time stamp, has the make model of camera and (usually) lens, aperture, shuterspeed. may have copyright, GPS, How do I add metadata ...
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1answer
253 views

Exiftool: batch change date to year specified in directory name

I have my old scanned photographs sorted in folders named by the year they were probably taken (1970, 1971 etc); the folder names are just the plain years without any other text. Is it possible to let ...
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1answer
212 views

Lightroom "metadata changed" flag stuck for some photos

I'm using the latest version of Lightroom Classic (10.1) on Windows 10 but I think I've seen this issue in previous versions as well. Lightoom provides a "metadata has been changed" flag as ...
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76 views

What date would this be? 2010 February 12th or 2010 2nd of December? Fiji color Crystal Archive

What is the date on this picture (1129 2010100212 Walgreens)
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How to transfer Microsoft Photo Person tags to 'normal file tags'?

How to transfer Microsoft Photo Person tags to 'normal file tags'? For instance, I found a program called "TagThatPhoto" that has a video about MS Photo Gallery that says it can transfer ...
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1answer
386 views

Exiftool drops some EXIF tags [closed]

I am trying to copy all the exif information from Canon *.MOV video files into my *.m4a audio files. But some EXIF tags are missing: ffmpeg -i MVI_5918.MOV -vn -ac 1 MVI_5918_p1_mono.m4a exiftool -...
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1answer
231 views

Why does my phone intermittently add Title and Subject attributes?

I have taken a lot of photos, over the past couple of days, using the default 'Camera' App that came with my Huawei Mobile phone. I have since uploaded these Photos to my Computer, via Google Photos. ...
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164 views

Set "Create Date" to "Last Modified Date"

I have a few thousand photos in which I need to set "Create Date" to "Last Modified Date", is there any tool that can help me do it automatically?
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999 views

How do I use exiftool to strip all exif tags except rotation?

I need the exact opposite of How to remove orientation attribute from the photo without touching other exif-data? I want to keep the EXIF rotation data, but I want to strip the rest of the data. ...
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835 views

Transfer EXIF data from Android to Windows

I have taken over 500 photos on my recent journey and I'd love to code a program that allows me to access the GPS location of every photo and, through GMaps API, show me where the photo was taken. ...
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626 views

How to make a JPG files DCF compatible? (command line)

At the moment I use Sony’s Imaging Edge Desktop to make individual photos viewable in camera. However, this is cumbersome if there are many pictures. How can it be done from the command line? ...
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100 views

Why might an EXIF DateTimeOriginal be later than photo capture?

As it says in the title, assuming no hacking/malicious editing of EXIF. In my case DateTimeDigitized and DateTimeOriginal are the same if that makes any difference to the potential reasons.
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74 views

Annotating scanned photos so that the results are portable

I've scanned the almost-six-hundred photos in my Dad's family photo albums, but now I need to enter the notes he wrote next to each image, listing people, locations, (approximate) dates, and other ...
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382 views

Random EXIF data with same camera settings

I have a few problems with exposition with my Canon 70D: with same camera settings I get random EXIF data for focal lenght and aperture. This is the setup Table with white paper as white background....

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