Photography

Questions tagged [metadata]

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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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Lightroom Classic v12.1 error: A change in Develope remove all Fujifilm metadata

Lightroom Classic v12.1 error: Any change in Develope removed all Fujifilm metadata (Exif tags) when saved. When comparing a jpg file from my X-H2s camera by ExifTool, the following where missing ...
CommunityBot
  • 1
11 votes
7 answers
16k views

What tools exist to remove metadata from photos?

Whenever I share my photographs, I also share lots of information that I do not want to pass on: specific camera model that the photo was taken with exposure time focal ratio ... How can I remove ...
scottbb♦
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6 votes
1 answer
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Where are Samsung's "Gallery" app's automatic "tags" stored and how can they be used downstream (i.e. in non-Android photo mgmt / dam software)?

Samsung's "Gallery" does a fantastic job at automatically / on its own assigning "tags" to photos, making it easy to find photos with certain keywords (e.g. "sunset" or &...
hcpl
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5 votes
2 answers
223 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 ...
texnic
  • 253
2 votes
1 answer
75 views

IPTC vs XMP: how do they differ

I am quite confused by what IPTC and XMP are used for. I understand that EXIF is for technical information about the image, while IPTC is for actual metadata (with respect to the image, not the file), ...
xenoid
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22 votes
19 answers
33k views

How can I create a map with GPS data from EXIF?

I've been taking photos all over the country last year and now I want to create a map with all the places I've been. Luckily all my photos are geotagged which makes the whole process easier. The main ...
Glorfindel
  • 1,122
19 votes
3 answers
10k views

How can I extract just the value of a tag without the name using exiftool?

I am trying to save camera make to a var in my bash script. If I use: exiftool -make x.jpg This returns: MAKE : SAMSUNG I need it to return just the value, without the key and colon. What am I ...
scrat.squirrel
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4 votes
2 answers
4k views

Use DateCreated for DateTaken (CreationTime) on a PNG using ExifTool

I have a load of PNG's that my wife wants to keep that have been captured from our Baby Monitor. The files are named for the date they were captured: yyyymmdd_hhmmss.png Unfortunately there is no ...
StarGeek
  • 3,553
1 vote
2 answers
2k views

Is GIMP allow to add or change geo-tag localization in Exif data? Is there any plugin for that?

do you know is it possible to change or add geo-tag localization in Exif data of .JPG photos? Is there any plugin for that? I cannot find any clear answer is it possible from the graphical application ...
Alex
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2 votes
2 answers
145 views

Copy DNG/XMP metadata

Years ago I scanned about 1000 negative photos. Now I have purchased a new negative scanner and rescanned all of my negatives. Is there any way to copy metadata from the old DNG/XMP files to the new ...
hunchi
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1 vote
2 answers
83 views

How can put 2 jpg images side by side in a new jpg without losing metadata or image quality?

I have lots of photos with writing on the back. I've scanned the fronts and backs into jpgs, and now I want to create a single jpg for each front/back pair. The front and back images should go side by ...
KnowItAllWannabe
  • 182
0 votes
2 answers
90 views

Incorrect exif orientation on Canon 80D/60D when upside down/180 degrees?

The EXIF orientation tag can hold 8 values for the orientation of the camera. One of the tag values 3, indicating that the camera was turned 180 degrees, i.e. held upside down. However when I take a ...
Michael C
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1 vote
2 answers
54 views

Why does Jhead with the -autorot option fail to fix my photos' orientation?

I have a lot of photos taken with an iPhone SE that are not displayed in the correct orientation when I view them using the Windows Photos app, XnView MP, or FastStone Image Viewer. I never modified ...
scottbb♦
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1 vote
1 answer
165 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 ...
Chandi
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3 votes
1 answer
329 views

How do I batch convert or view the XPComments in Windows Photo Viewer in another viewer?

I currently use Windows Photo Viewer to look at photos and I have typed comments into the XP Comments field in the Details tab in Properties. I would like to utilize a different photo tool, like ...
inkista
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0 votes
0 answers
25 views

Are there software tools to help analyze EXIF metadata to help guide new lens choices? [duplicate]

I have a zoom lens (18-135mm on an APS-C body) and I am starting to look at options to upgrade to a different lens. I bought my camera and lens together and while I used a different lens (70-350mm) ...
inkista
  • 50.5k
0 votes
0 answers
42 views

How to group pictures based on various degrees of image similarity, for the purpose of fixing the pictures that contain incorrect or No metadata

Preface: ( 3 Actions that led to the problem) I upgrade iPhones every other year and foolishly enabled “delete after backup” from both Amazon and Google photos. In some cases; both at the same time, ...
Ev-Tron05
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2 votes
2 answers
2k views

How do I find raw files corresponding to selected JPEGS

I shoot RAW + JPEG on fujifilm cameras and 90% of the time I'm fully content with my jpeg images but a few could use some editing. To save time I would like to cull my photos into three categories: ...
CommunityBot
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1 vote
0 answers
83 views

Where does Digikam store meta data for video files? [closed]

I use Digikam for photo and video management. It's set up to store metadata including tags, titles, and ratings in the files themselves. With photos, this works as expected. If I review the meta data ...
user74934
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1 vote
1 answer
79 views

Is there an exif tag for face areas?

There is a SubjectArea tag in EXIF. Is there something equivalent for Faces? https://www.cipa.jp/std/documents/e/DC-008-2012_E.pdf https://www.cipa.jp/std/documents/e/DC-X008-Translation-2019-E.pdf ...
StarGeek
  • 3,553
1 vote
4 answers
148 views

Can I assume the DateTimeOriginal of an image without an OffsetTimeOriginal is already in UTC?

I'm working on an application which will extract some EXIF information from images including when the image was taken. I see that some images provide a DateTimeOriginal but not an OffsetTimeOriginal. ...
wonderbear
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0 votes
0 answers
218 views

How can I change the "time taken" metadata for iPhone HEIC files?

I have some recent iPhone photos with timestamps in the wrong timezone. In Windows PowerShell, exiftool -s -a -G1 *.heic | select-string 'date|heic' | select-string -notmatch file produces this for ...
KnowItAllWannabe
  • 182
1 vote
2 answers
89 views

Time zone camera clock was set for does not match GPS timezone

I have a bunch of photos I took with my DSLR. It does not have GPS, so I geo-tagged all the photos using GPS positions I captured on my phone. This part works fine. However, when I upload them to ...
xiota
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5 votes
1 answer
5k views

How can I geotag images with location data in a CSV file?

I have a few folders of .JPG images that I need to geo-tag. I don't have a .GPX file or anything else that will let me use my usual tools (Geosetter or Photo Mechanic) to geotag the images, but I do ...
sevinc24
  • 9
2 votes
3 answers
148 views

Programatic way of aggregating focal length metadata across large collection of photos

I am looking to analyze my library of photos to see what focal lengths I use most often, to better inform lens purchasing decisions. The recommendations I have been able to find online so far usually ...
xenoid
  • 18.3k
1 vote
3 answers
314 views

Suspect photograph timestamp data has been altered

I received photographs over email from a client which I suspect were taken in 2022 but the client insists are from 2021. I looked at the metadata, filenames, and date modified timestamps to look for ...
CommunityBot
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3 votes
0 answers
143 views

How do these modern multi-lens/multi-sensor smartphones work?

My last smartphone just had one front lens, so I could understand. My current phone has three front lenses (and three sensors, too, I guess), so I was a bit surprised, that I had zero control over the ...
MrUpsidown
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0 votes
2 answers
75 views

What's the best software for reading and writing image tags to and from image meta data fields?

I have millions of images that have had image tags assigned to them by various cv-api's my plan is to generate a data file, that will associate the image file names with the data captured so that I ...
Barclay Hound
  • 11
4 votes
2 answers
227 views

How to embed an ID in Pixel 3a EXIF data?

My wife and I both use Pixel3a phones so we are not always sure which one took which photo. Is it possible to embed some information into the exif data on one camera for use later as id. thanks
k3b
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8 votes
3 answers
816 views

How do I apply my copyright information from XMP automatically with DigiKam?

I have an xmp file with my copyright information provided by the Creative Commons license wizard. How can I configure DigiKam to automatically apply this information to every image I import?
John McLeod VII
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0 votes
1 answer
21 views

How to update XMP metadata in paired JPGs in Lightroom?

Background: In my catalog, many photos that were imported as RAW+JPG. Note that I obscure JPGs in Library View (the default) to simplify my workflow. In order to export my Lightroom keywords, I have ...
Steven Kersting
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3 votes
3 answers
750 views

Exif tag for png files that will be recognized by google photos as date taken

I am trying to upload several png files (screenshots) to google photos. As PNG does not have DateTimeOriginal tag, I have used CreationTime tag to store the date taken information copied from the date ...
Guy
  • 111
2 votes
2 answers
320 views

Migrating away from Picasa - "Write faces to XMP" changes the hashes of images

I want to migrate from Picasa (to digiKam) and to export the face tags. I tried the experimental feature of writing faces to XMP, and noticed it changes the SHA256 hashes of the files, which I want to ...
Sepp A
  • 21
1 vote
2 answers
643 views

Rename a file based on whichever tag contains the earliest or oldest date?

I use the following command to bulk rename images from inside a bash script so each image is named according to the date the picture was taken: exiftool -r -f '-filename<${CreateDate}_${model;tr/ /...
Pratyush
  • 21
1 vote
2 answers
3k views

Any program to change Date Created of Videos to actual EXIF data?

I had a look at this topic Is there a free program to (batch) change photo file's date to match EXIF? and it was very useful to change my photos' Date Created values to their rightful date in EXIF,...
Spock
  • 151
5 votes
2 answers
2k 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. ...
Andrew Marshall
  • 105
4 votes
3 answers
12k views

How to extract depth information from JPEG files?

Some mobile phones support changing the depth of field using depth information calculated from dual cameras. If the depth information is stored in the jpg file, how can it be extracted?
Ivan Kuckir
  • 176
0 votes
0 answers
44 views

Lightroom: read metadata of files based on a list containing full-paths-filenames

Is there a way in Lightroom to force update (read) metadata of image-files according to a list consisting of full-paths/filenames only? That list contains the full paths to the files to be updated, ...
snahl
  • 151
11 votes
4 answers
9k views

Adding data to an EXIF file

What is the easiest way to add data to an EXIF file? For example if I wanted to add a copyright to my images can that be easily added to the EXIF data?
Philip Kendall♦
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0 votes
1 answer
90 views

What is the term write time referring to?

Date time taken, and date time digitized are the same. Write time is one hour prior. What does that mean? Photo was analyzed on opanda.
xenoid
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8 votes
5 answers
3k views

Is there a way to synchronise JPEG metadata into RAW files in Lightroom?

I've shot RAW + JPEG for most of my photos, and have added quite a lot of metadata to the JPEGs using Windows Live Photo Gallery. I've mainly added keywords and people tags (thanks to the new face ...
Glorfindel
  • 1,122
13 votes
4 answers
21k views

Can Exif data be copied completely from one image to another?

My tools are usually Photoshop and Exif Pilot and I know how to export to XMP and import, but I was told that the full Exif data does not copy from one image to another. Is this true? This is my Exif ...
Matthias Braun
  • 103
4 votes
4 answers
477 views

Is there a digital camera that is able to save people bounding boxes?

I am looking for digital cameras that are able to recognize faces(automatically or by user input) and save those as tags in XMP using either Microsoft Photo 1.2 Schema or Metadata Working Group - ...
Glorfindel
  • 1,122
2 votes
1 answer
260 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. ...
Esperto Tecnico D4
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0 votes
2 answers
162 views

Is there any photography website where I could find photos based on exposure time, focal length, ISO...?

I was wondering if there is a site where I could filter photos that were shot, for example, with a certain exposure time and few other conditions. Is there any photography website where I could filter ...
inkista
  • 50.5k
20 votes
6 answers
30k views

How can I rename files to match their EXIF "created date"?

I have around 3000 jpeg photos all with names like "DSC_0596". The metadata has the date the photo was created, which would be much more useful. Is there a way to extract the date from the metadata ...
leon
  • 101
1 vote
2 answers
745 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 (...
CommunityBot
  • 1
0 votes
4 answers
241 views

How can I automatically add location from GPS log on my smartphone to SLR taken images?

What software is best for adding gps data to photos from gps log i run on my android device? I want to do as little manual labor as possible preferrably software does it all for me. Look at photo ...
ErinH
  • 391
3 votes
1 answer
440 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. ...
StarGeek
  • 3,553
4 votes
2 answers
19k views

How do I find how many pictures have been taken with a Canon EOS1000d?

I have tried looking in the software that came with it, but with no luck so far. This is probably very basic... I would really value any help please.
MikeW♦
  • 33.3k

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