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
73 views
How can I batch edit metadata?
I have around 2500 photos from different devices, most of them had synchronized timestamps and properly saved metadata. One device had no option to save a timestamp and metadata (even the filenames ...
4
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3answers
3k views
Remove “quality” property from JPG
I noticed some photos missing "quality" information in their metadata using ImageMagick's identify command
identify -verbose image.jpg
How can one remove this info?
This is one example
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1answer
25 views
ICC version predates ICC datetime
On my photo, the ICC version is 2.0, however the ICC datetime is 2009.
Does this mean the device can not predate 2009, and that the photo must have been taken after 2009?
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1answer
94 views
How to determine whether a coordinate is inside a geotagged image?
I have a JPEG image with Exif data that I can use to get latitude, longitude, altitude. How can I determine whether a coordinate (latitude, longitude, altitude) is inside or outside the above image?
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1answer
83 views
Why did ExifTool move photos to a 'nocam' subfolder? [closed]
to clean up my photos before I move them into their final location I sort them. The intent is to separate original photos taken with camera/mobile phone from photos received by other means (WhatsApp).
...
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1answer
64 views
I deleted the EXIF data of my photo, just realised there also is IPTC data, can the date still be seen?
So I deleted all the EXIF on my photo, but found out I left out the IPTC data because never heard of it until I actually saw it still showed a ''date taken'' under the IPTC tab of software (Exifer) I ...
3
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1answer
32 views
Should I use the same IPTC title on multiple images?
Is it appropriate (acceptable practice; anticipated by the standard) to use the same IPTC title across multiple images?
For example: if I go shoot a portrait session for a client, and I create 10 ...
15
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2answers
1k views
Google Photos high quality backup — how does Google achieve great compression and am I losing some data?
I'm sure that many of us have used Google photos high quality backup which allows us to store photos online without fees.
Recently, I thought of testing just how high quality the uploads really were ...
2
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2answers
78 views
How to remove orientation attribute from the photo without touching other exif-data?
Removing exif-data via Windows file properties does not allow to delete only orientation attribute and removing all exif data removes GPS position also.
Is there any way to remove only the ...
3
votes
1answer
106 views
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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0answers
58 views
Modify exif date/time created to increment photos in a folder by 1 second [duplicate]
I am wondering if anyone has any insight into if it is possible to change the time stamp on a batch of photos in a folder by 1 second. They originally came from a video that I extracted in virtualdub ...
10
votes
2answers
258 views
Which color space is used by my iPhone 8 photos?
While my old iPad mini photos say their color space is sRGB, my new iPhone 8 photos tell me their color space is "65535" ("unknown value"). Some sources say this value means "uncalibrated", but that ...
0
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3answers
118 views
I want to use picture's Metadata so I can search photos (ios)
So below is my original post on StackOverflow. Since I got no answers there I started looking around and found this site. I am pretty much a "photo newbie" . . . given this is a photo specific site ...
3
votes
1answer
47 views
Add copyright info on export in Lightroom
I usually prefer not to add copyright information directly when taking photos with my camera. However, when exporting JPEGs with Lightroom, I would like the photos to contain copyright information. I ...
1
vote
2answers
153 views
Add EXIF rating to NEF file
I shoot with a Nikon in RAW, which creates Nikon's NEF files. I wanted to rate these (from 1-5). Currently I use ApolloOne on macOS (due to its performance and ability to view both JPEG and RAW files ...
4
votes
1answer
79 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 ...
2
votes
1answer
71 views
Do analog to digital lens adapters exist (to pass EXIF data to a camera)?
What I'm envisioning is a lens adapter that could be used for multiple (film-era) lenses on a modern digital camera, but would allow you to enter your custom lens info into the adapter so that, when ...
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vote
1answer
63 views
Can I attach metadata to images as they are dropped into folders? I'd like the folder name to be attached to the “Description” field
I'd like to use folder actions to attach the name of the folder images are dropped into in the Description field as Photoshop sees it.
3
votes
3answers
114 views
Use phone location data for photos
I used a Canon 6D before which geo-tagged my photos, but switched to a 5D mk III for a while which does not have a built-in GPS. I miss this information a lot. Canon external GPS is expensive and ...
1
vote
1answer
157 views
What does the code on the back of this photo mean?
This is on the back of a photo and I'm just wondering what the numbers mean
01680010081001 Line [65] Qty-(1)
7039551 F33 WalMart.com
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2answers
225 views
Picture taken with phone and received from MMS has no metadata?
I received a MMS with a picture on my phone, and I was wondering if that picture was actually taken from my contact phone or something else (like downloaded from any site and then sent by MMS).
It ...
0
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1answer
77 views
Search in metadata on internet
my Canon EOS was stolen and I know serial number.
Is it some way how to search metadata serial in google because it is possible that person upload pictures from my Canon on fcb/net
Thank you
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3answers
525 views
Why don't Exif tags contain time zone information?
There's no zone information in the capture timestamp. Why?
4
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1answer
131 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 ...
0
votes
2answers
73 views
Do DSLR Camera's firmware date get set to UTC
I've started scripting the processing of images using EXIF 2.2.1 data. I noticed that all the date stamps are set to UTC (+0000).
Today I set my camera to 2018-01-07 15:12:00 and captured an image. ...
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4answers
849 views
How can I prove an edited photo was taken on a particular date/time?
Please help explain this.
I have a photo that has the filename containing the date taken. It looks like this when a photo is taken. Does an iPhone or Android automatically name the file with the date ...
2
votes
2answers
55 views
Where is a pointer to what metadata each photo editing package preserves?
I'm working on a script that will keep metadata in derivative files in sync with the master file or it's sidecars.
One of the mechanisms for this is to give a unique ID to the master file, either as ...
0
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2answers
619 views
How to copy EXIF metadata on Android from one photo to another?
I'm looking for a way to copy some (say date, location, camera) or all EXIF metadata from one image to another image on Android, so I can restore metadata deleted by some photo editing apps.
I ...
2
votes
1answer
135 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:
...
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0answers
32 views
Import metadata problem
When I import a bulk of files (that i've already set the correct Title/Subject/Tags) in Lr the Title and Caption fields are the same. Is there any way to correct it?
The Title field is correct (same ...
0
votes
1answer
64 views
How to copy photo attributes in Lightroom?
Is there a way to copy the photo attributes in Adobe Lightroom? Attributes would look like "Sony α6000 | 16mm | ISO 100 | f/9.0 | 1/125 sec".
I would then be able to paste along with the photo when ...
2
votes
1answer
110 views
Identifying image sequences in EXIF info of photos created by Panasonic cameras
My Panasonic GX-800 camera writes the MakerNote tag 0x002b Exif.Panasonic.SequenceNumber to the EXIF info. When I do exposure bracketing or make a burst of photos, I can get the ordinal number of each ...
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votes
2answers
2k views
Identify date from code on back of print photo
I am digitizing all of my old family photos and was curious if anyone knew how to interpret this code and figure out the date the photo was taken or printed. Either would be fine:
Sample Code #1:
...
2
votes
4answers
354 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 ...
0
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2answers
204 views
Metadata on pictures
I received the original image file of a picture taken on an iPhone 6 plus. I am interested in the metadata, particularly the dates the picture was taken. I was able to acquire the date the image was "...
0
votes
3answers
239 views
Is it possible for jpg images of the same source have different file sizes but the same quality?
I have been using Google Photos as a way of backing up my photos. I noticed recently that they store two versions of any photo I upload, one with the original name of the file, say, IMG_20140328_1143....
4
votes
1answer
109 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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vote
3answers
206 views
What does the “Gain control” EXIF tag mean?
Looking at the EXIF tags on my photos, it seems most of them have a tag for "Gain Control".
It seems this is set as either Low gain up or High gain up, or sometimes None.
The value of the tag seems ...
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vote
1answer
155 views
Is there an application to match and restore my stripped jpegs' dates to my original RAW dates?
I exported a bunch of RAW pics to jpeg manually, but all the metadata got stripped in the process (my mistake). Is there an application that can match the exported jpegs with the original RAW and ...
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vote
1answer
772 views
How accurate are the GPS coordinates in an exif from an Iphone photo and does the exif tag also provide the bearing? [closed]
I am curious about the accuracy of gps data from a regular iphone 7. I am conducting field research and looking for an accuracy of about 10 meters. If that is not possible with the regular photos ...
0
votes
3answers
358 views
Why doesn't the focal length in EXIF change when I manually focus my DSLR?
I tried to take several pictures with a DSLR ( Nikon D3200 - 18 to 55mm zoom lens) with manual focus mode. I changed the manual focus randomly and clicked several pictures one after another. I was ...
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vote
1answer
490 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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vote
1answer
79 views
Is XMP metadata future safe?
I've been thinking about creating a FOSS photo diary application and am considering storing notes that the user makes in XMP metadata inside the file
It's important that this information is kept as ...
2
votes
0answers
129 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 ...
0
votes
1answer
84 views
Is there an inspiration gallery on the internet that includes the settings/techniques the photographer used to take the photo?
I am in the very beginning stages of photography and still having trouble with the basics, namely choosing the best settings for different situations. I've found the best way for me to learn is to see ...
4
votes
1answer
498 views
Simple Tool or script to sort in folders and by date RAW images in linux?
I'm taking a lot of RAW photos lately and I need a simple but convenient way to organize them.
I saw a lot of tools to sort JPG images using EXIF informations, but none of them actually works with RAW ...
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vote
2answers
231 views
Using 2 photos of the same object from different angles, find dimensions of object [closed]
I've been struggling with what seems like a basic trig problem / photogrammetry problem for the last hour. I have 2 photos that have the same object centered in the frame in both photos. I know the ...
2
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0answers
76 views
How to filter photos in Lightroom 6 by EffectiveMaxAperture EXIF tag?
I shoot with different non-CPU manual focus lenses and use LensTagger (Lightroom plugin) to write full lens name into EXIF. I also set up different MF lens "profiles" (called "non-CPU lens data" by ...
0
votes
1answer
375 views
Is there a way to batch add date taken field to images?
I found my self with thousands of images that have lost the date taken attribute, but I do have the date taken in a html file.
(Basically all the images were put into a mysql table with the exif ...
0
votes
2answers
221 views
What of those EXIF values tell me more about my image's quality?
I have some images of which some look blurry, and the others look non-blurry.
I'm trying to analyze the EXIF data of such images in order to determine why some images look blurry and why others don't....
