Hot answers tagged

33 votes
Accepted

How do I rotate a lot of digital photos by 180 degrees in one operation?

I would recommend any of the applications from this list at JPEGclub.org, which develops and maintains software for the Independent JPEG Group. They have a free piece of code called jpegtran which can ...
user avatar
  • 140k
14 votes

Can the Nik Collection be used without Photoshop or Lightroom?

Yes they can, but there are some significant caveats. Although they can be run alone, the plugins were not designed to be used as a standalone application. If you have the folder with the executable ...
user avatar
  • 167k
12 votes

How do I rotate a lot of digital photos by 180 degrees in one operation?

On Windows you can do it without any extra software in TWO operations. Select the files you want rotated in file Explorer, right click and do "rotate right" (or left) twice. It will be done losslessly ...
user avatar
  • 2,040
11 votes

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

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/...
user avatar
  • 3,309
10 votes

How to delete JPG files, but only if the matching RAW file exists?

Here is a modified version of Tomy's Python script. Differences: multiple raw extensions allowed remove jpg only if the pairs are in the same folder (avoid accidental removal of a jpg named like a ...
user avatar
  • 101
9 votes
Accepted

Can I output from Lightroom with zero padded numbered names for use in contact cards?

You can actually have them come out with proceeding zeros in Lightroom. When you go to export, find the File Naming category. From there, make sure "Rename to" is checked and hit the drop down box. ...
user avatar
9 votes

How do I rotate a lot of digital photos by 180 degrees in one operation?

You could use ImageMagick with the rotate option: convert image.jpg -rotate 180 result.jpg You should be able to apply this command to multiple files, depending on your environment.
user avatar
  • 8,334
8 votes
Accepted

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

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 ...
user avatar
  • 3,309
7 votes
Accepted

How do I tell my new Windows 10 PC to import images via SD card or card reader when I insert a card?

but I'd rather import them properly, rather than copy them, to retain the quality. I don't know the answer to the Windows part of this question, but there's a fundamental worry you have here that I ...
user avatar
  • 140k
6 votes

How to delete JPG files, but only if the matching RAW file exists?

Here's a Python script that moves JPG files when no corresponding RAW file exists. Useful on Mac OS X! import os import shutil raw_ext = '.CR2' jpg_ext = '.JPG' destination = '/Users/JohnSmith/...
user avatar
6 votes
Accepted

How to sort photos by time, while ignoring date?

As far as sorting files by time, but not date, I know of no file or image manager that has such a feature. However, it is possible to move or rename files into folders based on your desired parameters....
user avatar
  • 26.2k
5 votes

How can I browse photos with a temporary grayscale filter?

You didn't specify an operating system, but for Linux and friends, geeqie can toggle between normal and grayscale display at a keystroke (Shift+G by default).
user avatar
5 votes

How do I rotate a lot of digital photos by 180 degrees in one operation?

You can use xnview on windows, which has some batch mode processings and also, for a simple rotation of images, have the option to rotate images based on the exif data. Select all the images (even ...
user avatar
5 votes
Accepted

How to set up correct color profile in Windows?

The question is very broad and probably beyond the scope of an answer here. Entire books have been written regarding points 1-5 of your question. It seems that all of that is really just a long ...
user avatar
  • 167k
5 votes
Accepted

Why does Windows Photo App show a "bad" version of a .RAF photo before it "pops" into a much better version?

The reason is, that the RAW RAF file is not an image per se. It is sensor data. To display it, the data has to be interpreted into an image. This is done by a piece of code and takes a little while. ...
user avatar
  • 3,374
4 votes

Best program to batch compress JPGs with minimal loss?

JPEGmini. It's $20 for the full version, but you can trial it (as a test of quality) for free. The trial version (or, rather, the unactivated version) has a 20-image-per-day cap — no time bomb, though,...
user avatar
  • 794
4 votes
Accepted

Why can't I see photos from my Nikon camera after upgrading to Windows 10?

This is now fixed in one of the recent (this week)'s windows updates. Just do a Windows Update, restart your PC as prompted to ensure installation, and try again. You will see that the issue has now ...
user avatar
4 votes

How can I browse photos with a temporary grayscale filter?

All changes in Adobe Lightroom are temporary until you export them. With that in mind I would use Lightroom and select all and convert to grayscale then work through the images as desired. Once done I'...
user avatar
  • 45.7k
4 votes

How can I browse photos with a temporary grayscale filter?

If you don't mind the rest of your UI being in greyscale, you can switch to an all-greyscale display in OS X without any extra software: System Preferences → Accessibility → Display → "Use grayscale" ...
user avatar
  • 141
4 votes
Accepted

What is the correct workflow for Nik collection (with free tools only)

Your assumption is mostly correct. The Nik tools have what could most politely be described as an 'awkward' workflow when used without Photoshop and Lightroom. The key difference is that any ...
user avatar
  • 9,430
4 votes

How do I rotate a lot of digital photos by 180 degrees in one operation?

Assuming your photos are in JPEG format, I'm quite partial to JPEGCrops, a simple and free tool for lossless batch processing of images. You can crop to specific aspect ratios, and/or rotate.
user avatar
  • 6,770
4 votes

How do I rotate a lot of digital photos by 180 degrees in one operation?

FSViewer is a useful program that can do that. Open up the folder where the images are, select all that you want to rotate, hit F4 and go to the 'Batch Convert' tab in the window that opens up. Click ...
user avatar
  • 2,024
4 votes

How do I rotate a lot of digital photos by 180 degrees in one operation?

May I suggest the batch mode of Irfanview, which only runs on Windows. Irfanview is also good for simple edits, but it is no GIMP. Once installed, select "File | Batch Conversion/Rename". From there ...
user avatar
4 votes

How do I rotate a lot of digital photos by 180 degrees in one operation?

With windows you can mark all if them in the explorer then right click and choose rotate clockwise. Do this two times and your pictures are now rightly orientated.
user avatar
  • 1,493
4 votes
Accepted

How do I find a Lightroom catalog, from an image

This is perhaps not what you want to hear, but you should consider either using one (or very few) catalogs, or organizing the physical files so they are contextually associated with the catalogs. I ...
user avatar
  • 2,288
4 votes
Accepted

Can I change Lightroom keyboard shortcuts in Windows 10?

I was forwarded to this link from another site that appears to have some form of an answer: https://www.lightroomqueen.com/custom-keyboard-shortcuts/ TL;DR Navigate to: Windows—C:\Program Files\...
user avatar
4 votes
Accepted

Windows 10 says "driver missing" for Canon EOS 550D

The reason was that I am using Windows 10 N, which comes without the MTP driver. One has to install the Microsoft Media Feature Pack, in order to get this driver. Windows Update does not find it ...
user avatar
  • 161
3 votes

Is there a tool to compare image EXIF data across folders, so I can eliminate duplicates?

Yes, there is, but you will need to be comfortable with the command line to do it. It will work best if you are in a unix/posix environment. This is available for Windows as an add-on using cygwin. ...
user avatar
3 votes

Best program to batch compress JPGs with minimal loss?

If you are not afraid of using the command line, ImageMagick is the tool you need. It is the state of the art of image processing and it is widely recognized as THE software for image processing. In ...
user avatar
  • 143
3 votes

Is there a free utility which can adjust the white balance of Canon CR2 RAW files?

Rawtherapee is powerful, free, and open-source. You can download the full DPP (Digital Photo Professional) from Canon if you have the serial number of your camera. You need to start with the product ...
user avatar
  • 373

Only top scored, non community-wiki answers of a minimum length are eligible