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by Aganju

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4
votes
1answer
95 views

How could I edit armpit stains out of a photograph?

This is an amateur photo of my sister - how would I edit out the armpit sweat stains from walking around all day? image cropped to save space - original available on click-through
1
vote
0answers
21 views

Looking for an image display application for a windows 10 touchscreen display to be used in an exhibition [closed]

Can't seem to find a gallery app that hides the ui in fullscreen so that the user cannot leave the app or do anything outside of it. Any body have experience with digitally displaying images on a ...
0
votes
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?
15
votes
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 ...
0
votes
2answers
134 views

Does bumping DPI improve the print quality?

I am about to publish a book and after uplaod the contents, I was notified various errors esp about the images that were less than 300 DPI (115 dpi, 150 dpi, 200 dpi). I was told that they can can ...
0
votes
1answer
95 views

Estimating Distance From An Image [duplicate]

Assuming that the person stands parallel to a wall. The person and the wall are at the same ground level. The person takes a picture of the wall (Considering that the person always captures the bottom ...
0
votes
1answer
102 views

Can this image be fixed? and why has this happened? [duplicate]

I took this photo and it was fine I looked at it a few times on the camera on my way back home and it was fine but then I got home looked at it on the camera again and it was fine for a second then ...
-1
votes
3answers
84 views

How to calculate the max size of an image based on the canvas size?

How to calculate the maximum height or width of an image based on the canvas size or poster card size? example: image size is as below: height: 3648, width: 5472, and poster card size: 150 * 100 (W*...
0
votes
1answer
75 views

Please suggest necessary setting for better sharp image with telephoto lens 70 -300mm VRF4.5-6.3? Nikon D5300 [duplicate]

Does the teleconverter support for sharp image specially for birding? Please suggest
0
votes
1answer
90 views

Approximating Depth from a Single Image [closed]

I am using an approach to estimate distance to an object from the camera. My assumptions are that the camera is always held at 140cm height. Is there a way to find the angle required, to orient the ...
4
votes
3answers
302 views

If i took a picture of a city landmark in Dubai and put it on my website, do I need to get a copyright for my image?

I am running a small business consulting firm in Dubai. I am updating my website with a genuine image, so I took an image of the city with my own camera, a landmark without any people or logos of ...
0
votes
1answer
125 views

Why do my photographic slides have a lighter area near the borders?

I've just been examining my collection of 35 mm colour positive slides and I have noticed something unusual. The edge of the colour positive slide, where the image meets the inner rim of the border it ...
3
votes
1answer
206 views

A 10GB tif image by NASA of the Moon. How do I resize/downscale it to use it?

I have downloaded a texture map. Found here: https://astrogeology.usgs.gov/search/map/Moon/LRO/LROC_WAC/Lunar_LROC_WAC_GLD100_79s79n_118m_v1_1 And I cannot open it so I can downscale it to use it in ...
0
votes
1answer
47 views

Stacking Photos Process [duplicate]

How do I take multiple photos of an open area that has moving people in it and eliminate them through a photo stacking process? Thanks
1
vote
0answers
106 views

How to represent and print very large for example 100000 X 100000 pixel image?

1. How are very large (for eg. 100000 X 100000 pixel) images represented? JPEG's have a file size limit of 64k X 64k pixels. What is the standard format to save very large images? 2. How are very ...
1
vote
4answers
269 views

Do convex lenses make light from different points converge to different points?

I'm starting to study camera and lenses. Most of the sources online introduce you to the concept of convex lenses, with pictures similiar to this: This picture just show you that parallel rays (of ...
0
votes
3answers
149 views

I'm looking for anything to protect my images online

I'm running a photo studio. As one of my services, I launched the web gallery to select the images by clients. But as the time goes, the customers don't select images and do screen capture and save ...
3
votes
1answer
136 views

Retouching an old color photo

I have a damaged photo. It has mold and red channel is damaged. Here is the original one. And this is the red channel image. You may see the faces of the people on this photo are unable to see. Is ...
0
votes
2answers
89 views

How to modify ICC profile values?

I want to be able to identify that Image x and Image y are the same. Assume someone who wants to mess with the metadata does not know the existence of the ICC profile section - how do i arbitrarily ...
-1
votes
1answer
56 views

GraphicConverter 10.x - what is “image verification”? What does it do?

I use GraphicConverter 10.x from AppStore. What is image verification? What does it do? Why does it needs so much CPU? I use MacBook Air.
1
vote
2answers
255 views

My image rights

I had some piercing work done (at a private residence) by someone who has quite a few followers. I asked them to take some pictures on my phone but they told me not to worry and that they had a camera....
2
votes
0answers
154 views

Export/Download all the data from Adobe Lightroom on Web

I have been using the Adobe Lightroom in the web for the past month, where I have created more than 30 collections with over than 2000 images. Now I want to store everything on my new external drive ...
-4
votes
3answers
7k views

72 DPI or 300 DPI - Which Is Better For Web And Print Both? [duplicate]

Firstly, this may seem like a repetitive post. But please help me clear my doubt. It's based on my particular use case. I am making a website where images will be available on web, but they can also ...
1
vote
1answer
641 views

Should I tag, sort in folders, or rename my images for organizing them? [closed]

I have tons of images across my physical drives and unfortunately because I was inexperienced, I have saved them using a very poor method of file management (which is making lots and lots of ...
1
vote
2answers
2k views

Image App GPS - how does it work

I use Image App on my Android tablet with my Panasonic GX80/GX85 while out on walks to record GPS location data, and wondered if there's anyone out there who could fill in some detail regarding HOW it ...
1
vote
1answer
762 views

How to scale up an image for print. How large can i go? [duplicate]

I have an approximately 2500 pixel x 3500 pixel image. How do I figure out the largest print that I can get from it? At the 300 dpi printing standard that would only yield about 8x12" but I need ...
0
votes
2answers
2k views

How can I change the color of clothing from dark to white in Photoshop?

Is there any way in Photoshop to switch the color of dark clothing into white? For example, I have the below image and I want to change the gown to white.
0
votes
0answers
54 views

How do I name images by barcode as I am photographing? [duplicate]

I need to create a system whereby I can scan a barcode and every picture taken after that code is scanned is sequentially named with that barcode and then when the next barcode is scanned, the images ...
5
votes
4answers
1k views

Which file format is recommended for black and white photographs?

In which file format should I shoot black and white photographs? Everything I found on the internet was about black and white image scans and general image file formats.
3
votes
1answer
821 views

Does changing image format affect its quality?

Does changing image format i.e. from jpg to png or any other conversion have any effect on its quality? I know converting from RAW to jpg has disadvantages, but what about other format conversions?
8
votes
3answers
783 views

Why don't cameras show an “accurate” histogram?

Why don't cameras show a histogram based on the RAW data rather than on the JPG preview? I know that a RAW file is not a viewable image and can't be displayed without applying curves and defining how ...
0
votes
2answers
118 views

How do I create a bracketed file for Aurora HDR software?

I have a Samsung J7 phone and the Aurora HDR software and tried to create an HDR image file with the phone. The phone has an HDR mode in the camera app. The software requires a bracketed file to do ...
2
votes
1answer
50 views

How can I do an image sequence with a theme of nature (plants, flowers, etc.)?

I am in beginners photography a class that my school offers and I am in my final project. My teacher said we can pick a theme for our project and I chose to do an image sequence with the theme of ...
-3
votes
1answer
180 views

How big can I print this image? [duplicate]

I have a JPG file with a resolution of 3000x2077. How big can I print this image ? Thanks in advance
2
votes
3answers
73 views

How to rapidly select image subsets from a large collection?

I have several thousand images in a folder on my windows machine. I want to browse through them all and select for printing a subset of these - I reckon around 20% or about 400. Selecting means ...
-1
votes
4answers
131 views

Software to create presentation boards out of individual images

I have a group of CADs/images (around 60) that I would like to present in 1 pagers. Each page should show 6 or 8 photos. Is there any software that could automatically create these boards without me ...
1
vote
1answer
130 views

Can hyperspectral Image(.raw) format convert to DNG? Will it be visible in Matlab?

Will it be visible in Matlab? Please suggest me for this. I want to open that images in Matlab?? Should I try to convert it to other format??
0
votes
1answer
73 views

What type of images can be created from cameras built using cambits?

Basically I am not very much knowledge in Photography. But I want to know What type of images can be created from cameras built using cambits?
0
votes
2answers
58 views

Bulk images checker and report software [closed]

Is there a software that is able to check the content of folders and subfolders, containing large quantities of images for their pixel size, resolution, and color profiles and make a report of the ...
-5
votes
1answer
94 views

How to create an image which keeps on rotating dynamically? [closed]

Hi, I am trying to create such rotating image? Can you tell how it is done?
1
vote
2answers
201 views

multiple image batch processing, add ruler/watermark border with dimensions? [closed]

Is there a software that can batch multiple images and add simple border ruler/watermark with image dimensions in cm and inches? Need to do this for 1000+ images. Regards and thanks for answers if ...
0
votes
2answers
304 views

Image manipulation software to perform 2-D mapping to a 3-D surface [closed]

Is there any software that will assist me in the distortion described in 2 below. Another way of doing this is numerical, which is likely to be labourious, error prone, and exceptionally time ...
2
votes
3answers
28k views

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 ...
11
votes
4answers
12k views

What swirly bokeh technique is this and how can I achieve it?

What is the technique used to capture this image? How can the result be achieved? I know that it can be achieved in a digital darkroom but how can I replicate the effect straight out of the camera?