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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1answer
165 views

Unsure about if the lens is genuine or not

So I just bought a lens [AF-P DX 70-300mm f/4.5-6.3G ED VR] from Amazon and it came in clearly a repackaged box with the lens wrapped in bubblewrap, a milky white rear cap and lacking the lens ...
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Why doesn't updating the datetime in EXIF change it in darktable's “image information”?

I use darktable for my digital workflow. The datetime in some of my images is off by a couple of hours. I changed the datetime in all the relevant tags I could find in the *.NEF using exiv2: Exif....
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593 views

Are colour profiles ever stored in RAW files?

Recently on a wildlife photography course, the leader asserted that using aRGB in the camera settings meant less loss of data in the RAW file than if sRGB were used. As I did not understand this I ...
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Any tool that would retrieve the ORIGINAL date a photo was created on even after it has been processed?

As mentioned in the title, sometimes the desktop or mobile application used to process/edit a photo, especially if it has been moved, copied, re-saved, etc.. would cause the very original date of the ...
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1answer
564 views

Lightroom - How Do I find Photos that are Missing Copyright Metadata?

On my last import, I realized that my copyright information wasn't being applied automatically. I don't know how long Lightroom has been doing this, but I need to go back and apply the missing ...
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2k views

Precise focus information in metadata

I am trying to get the precise focal length used for a stack of photographs taken with various focal length. See the following link. My problem is that even if the photographs are obviously focusing ...
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1answer
737 views

Best way to hardcode filename into EXIF metadata

I've got a collection of photos that I need to rename, however I want to keep track of their previous filenames. Thinking the best way to do this copy the filename into the EXIF header, possibly in ...
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2k views

Shutter Speed from the Exif ShutterSpeedValue

Extracting Exif data from my photo (using python) among the other values I have: 'ShutterSpeedValue': (8643856, 1000000), 'ApertureValue': (1695994, 1000000) After some research, I found that the ...
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Why is the field of view angle from exiftool different from Apple's official values?

I have two series of photos shot on my iphone 6s on 10.3.2. The first series is in the regular frame, and the second series is in the "square" frame. I'm using exiftool 11.01 on macOS 10.11.6. From ...
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Is there a Lightroom feature for ranking images collaboratively?

Say a photographer takes a bunch of photos and needs his teammates, who are geographically separated, to rank them so that the best of the best photos can be selected for post production. If it were ...
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1answer
720 views

How can I prevent or undo Canon G12's auto rotate?

I'm using a Canon PowerShot G12 camera to take photos for vegetation analysis. The camera is looking straight down at the vegetation - or at least CLOSE to straight down. The autorotation function ...
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How to add keywords to lightroom from a textfile (after import)?

I have a fairly large (20,000 photos) catalog. I'm trying to add keywords from the exif data that lightroom doesn't read, for instance any effects (like "pop color") applied to the photo. Using ...
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1answer
272 views

How can I convert geotagged location to a collection of descriptive tags?

If I have a photo which has a geotagged location, is there a way of automatically converting this location to a collection or hierarchy of descriptive tags? For example, a GPS location near the ...
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1answer
91 views

Using copied pictures for website

I have take some before and after pictures for my business. After posting them on social media sites, I generally lose track of the originals that usually are around 4-5mb in size. If I want to use ...
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1answer
781 views

Is it possible to edit metadata of images in a Mac OS Photos library?

I recently started using the Photos app built into the Apple Mac OS. I cannot find a way to edit the images' metadata except for Title, Description, and/or Keyword. And it seems that I can only do so ...
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Custom descriptors vs EXIF vs IPTC

I'm planning to create a digital archive of family photos which will include data on family name, description of the scene in each photo, etc. I'd like the data to be stored with the photo and ...
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1answer
274 views

Is it possible to create Lightroom / Flickr captions in two languages?

I need to export images from Lightroom 5 to Flickr/Web with the captions in two different languages; English and Russian. Are there any methods/tools to facilitate this process without mixing two ...
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How to import metadata from extermal .xmp sidecar file when importing .jpg files into Lightroom?

I have thousands of image files that I want to import into Lightroom. Some of the files are .nef, some are .jpg, .tiff, and other formats. If I have file1.nef and also have file1.xmp in the same ...
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Is there a good way to import XMP data into a spreadsheet?

I have 20,000+ images in Expression Media, which I also use to store the caption information. This information is compatible with Photoshop's IPTC information and is available in XMP sidecar files. I ...
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1answer
1k views

How to retrieve tags from “Amazon Photos”?

I recently subscribed to Amazon Prime, which allows me to use Amazon Drive / Amazon Photos. With it, I can upload and store all my images, RAW files included. I was surprised to see that Amazon ...
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5answers
5k views

Picture Metadata and Face Tags: What Software to Write and Read them?

These past three days were a nightmare to me as I was trying to find THE way to store picture metadata for my 5000 photo archive the correct way. Since I read this great blog post from Carl Seibert I ...
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1answer
288 views

Film date stamp to jpeg metadata

I'm scanning a bunch of old prints from the days before digital photography. Some of those pictures have a date stamp in the lower right. Is there a tool that will check the corners for a date stamp,...
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1answer
3k views

Updating metadata in Darktable

Bear with me. I've been using Darktable for a while now along with Olympus' own software and digikam for uploading, keywording etc and GIMP for any retouching I can't easily achieve in Darktable. I ...
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1answer
4k views

What metadata is necessary for Facebook to display a 360°×180° photo correctly?

I have a 360×180 panoramic photo, and I'd like it to display on Facebook similarly to this example from Mark Zuckerberg. I tried following Facebook's documentation, but my image is being interpreted ...
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1answer
413 views

Is there any way in Lightroom to sort photos from multiple days based on time of the day?

I have a folder with holidays photos (7 days). I would like to make a collection witch would sort these photos based on time of the day, without considering the day. For example, all pictures taken ...
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2k views

How can I copy all meta tags, other than the thumbnail, from a source jpg to a destination jpg?

I just started to use the EXIFTool but can't figure out how to copy all meta info from one file to another without destroying the destination file's thumbnail image. Is there any way to do so ?
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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.
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491 views

How do I move Apple Aperture-specific metadata to Adobe Lightroom?

When I drag a folder into Apple Aperture the name of the folder becomes the name of a project that those photos are put in. Specifically, the metadata item is "Project path". This information is ...
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2answers
373 views

Why does the “As Shot White XY” metadata tag change even when WB is set manually?

I am capturing raw images using N900 camera. It gives me DNG files. I have some question regarding the colour temperature of these raw images. Objective: I am trying to map the CIE-XY Camera white ...
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1answer
415 views

Like XMP facial tagging, is there a way to visually tag other areas of the image as non-facial… notes, other items?

I'm looking for a metadata solution. My environment is Windows.
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1answer
457 views

How to delete unknown exif tags using exiv2

I use following command for remove unwanted exif tags using exiv2: $ exiv2 -M"del Exif.Image.LightSource" image.jpg But if I have unwanted tags that unknown, how can I remove it? I cannot use ...
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1answer
555 views

How do you maintain metadata across multiple images?

Situation: A given image in my library may have up to 20 different version. Some of these are nondestructive (same master image, different sets of edits) Some of these are destructive (round trip ...
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1answer
2k views

How can I automatically create an image “key” with group photo silhouettes tagged with people's names?

From a group photo, I would like to create an image that identify each person with their names. My first idea was to create a silhouette image from the original one, put a number over each face, and ...
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3answers
4k views

Which EXIF tag to set for the 35mm equivalent focal length?

For a manual lens (*Rokinon 8mm f/3.5 Fisheye) I want to add the focal length information to the EXIF metadata in the resulting pictures with exiftool. I use the lens on a Canon 60D body. Obviously I ...
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1answer
264 views

How to calculate Hugin lens data for Aerial Photos

I have some aerial photographs from the 60s and 70s I want to stitch together. I known nothing about the camera that took these photos, and am not sure how to calculate the Focal Length or Horizontal ...
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3answers
97 views

Windows-app to quickly enter iptc keywords

I have scanned thousands of slides. They have no metadata. Is there a windows application to quickly enter iptc keywords for each image? It should be keyboard-driven and have autocomplete suggesting ...
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0answers
354 views

Is there a way to batch-edit metadata in the Mac OS Photos app?

I've starting using the Photos app built into Mac OS (El Capitan). I appreciate the great integration with iOS/iPhone and iCloud. However, I'm not seeing any features that will let me make significant ...
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4answers
440 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 - ...
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4answers
5k views

How to get lens serial number from Exif?

I want to write down model name and serial number of my camera body and camera lens, in case they are lost or stolen. Where can I find those data? Lightroom provides all data but serial name of lens. ...
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10k views

How can I make ExifTool rename by camera model when the name contains a slash?

I use ExifTool to batch rename all of my pictures using the following two commands: "-FileName<${Exif:Model}-(%%f).%%e" -d %%Y%%m%%d-%%H%%M%%S-%%%%f.%%%%e "-FileName<DateTimeOriginal" This ...
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5answers
7k views

Photo viewer for Windows that displays shutter speed/aperture/ISO?

Going through my own photos and looking at the exposure setting and composition is a good way of learning. Is there a photo viewer for Windows that shows you the exposure settings (shutter speed, ...
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3answers
902 views

What is “focus distance lower/upper” and how is it different from depth of field?

I have taken two photographs on a Canon crop sensor camera: 18mm f/9 with the following exiftool output (the focus was approximately at 3.5 meters): Focus Distance Upper : 5.27 m Focus ...
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2answers
349 views

How to get settings of Canon camera in auto mode?

I want to learn photographing in manual mode. As the one of the way I wanna shoot in auto mode and then try to repeat it in manual mode. My question is how to know which settings of ISO, shutter speed ...
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3answers
8k 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?
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4answers
2k views

Is there a well-known way to store a taxonomy hierarchy in XMP, IPTC or EXIF?

A client has an image bank with many pictures. They have categorised those pictures in a hierarchy. Now they want to move the pictures to a new image bank and I am asked to put this hierarchy into the ...
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3answers
559 views

How do I preserve commas when exporting metadata from Lightroom to csv?

I am using LR/Transporter to export metadata from Lightroom to a .csv file. For the most part this works flawlessly. However, if I have a comma in the Caption field anything after that comma gets ...
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1answer
2k views

Lightroom 4: How to export files as RAW/DNG with history?

Say I have a file with the following history: Export Crop White Balance: Custom Auto-Tone Import If I then import the exported file, the copy has all the changes but none of the history. If I don't ...
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5answers
2k views

Is there a way to figure out a lamp's color temperature from a photo?

Let's say we have some incandescent, flourescent, luminescent lamps and LEDs, and there are photos made with different cameras in auto mode with each of these lamps on, and with a white sheet of ...
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3answers
1k views

What do following EXIF values mean from iPhone 5 photos?

I have an iPhone 5 photo and there are some EXIF values I would like to understand better. Specifically, I would like to know if the EXIF information can report the compass direction that the camera ...
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2answers
703 views

How can I instruct Lightroom 6 to always save metadata to the file itself?

I know that I can store metadata in the file itself (or in an XMP sidecar file) by pressing Cmd/Ctrl+S. Or by choosing Metadata -> Store Metadata in File from the menu. I wonder why I need to choose ...

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