Questions tagged [file-format]
A file format is a particular way that information is encoded for storage in a computer file.
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DSLR suddenly switches from RAW to FINE
I've noticed that sometimes my Nikon D3400 suddenly "decides" to switch from RAW to FINE (most of the times it happens when I take the SD card out, but I don't really understand why). Is there ...
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Is the Preview file always the photo taken by the camera?
When I take a photo with a digital camera (I own many*), I can preview it with the ▶︎ button.
However, sometimes, cameras will displays a Preview photo that seems of a different quality than the ...
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Should I resize photos before or after image optimization?
I am a software dev who appreciates stunning imagry in sites I build, but am also very conscious of page size. My workflow has me adjusting image sizes to the maximum resolution they will be displayed ...
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Aren't all digital images ultimately just pixel values between 0 - 255?
I have a few incredibly basic (stupid?) questions about images; specifically, image formats and pixel values.
Forgive me, I'm not a photographer. I'm just someone that works with images, and to me, ...
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Is it not ideal to save image as PNG for printing?
So the scenario: I want to order a print of one of my images. It is a special image and will be relatively large (a couple of metres) so I want it to be perfect as possible.
I have the RAW file, ...
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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 ...
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Does FITS file format contain color information?
I am trying my hand at astrophotography.
I am using the software Siril on Linux to stack my images. This software uses the .fit file extension (for the FITS format)...
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How can I losslessly extract 2D image from a stereoscopic JPEG?
I have some JPEGs captured from a Nintendo 3DS via Miiverse and would like to optimise them for the web.
The images are 2D but stored as a stereoscopic JPEG, so each file ends up containing the same ...
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How are 360° photos stored and processed?
While looking up 360° photos I found a lack of information about how the images actually work, I found some info suggesting that the images are stored as a regular jpeg but I was unable to find the ...
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Problems with HDR regarding bit depth and file type
When I merge my brackets with Lightroom it's always 8-bit and in HDR Efx Pro 2 it's also in 8- or 16-bit.
When I use PS to merge brackets I can convert it to 32-bit but then I can't post-process it ...
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What makes RAW files difficult for manipulation?
The only available tool able to create a RAW file is, as far as I know, a camera, and there are no standard tools to manipulate it. I've heard that's why RAW files are used in different photography ...
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Why does an X megapixel sensor produce X MB of data (in image files)?
Suppose I have 1 mega pixel sensor, it means I have 1*10^6 (1 mega) pixels.
If and only if each pixel represent the density of his color in 8 bit depth, so 8 bit = 1 byte, means each pixel is 1 byte
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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.
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Is a JPG guaranteed to produce the same pixels?
I know there are plenty of benefits to shooting in RAW, but at the moment it seems that JPG works just fine for me. The file sizes are way smaller, and darktable seems to work just fine with them (...
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Is there a file format that supports adjustment layers, that I can edit in Lightroom and doesn't double the file size?
I'm working with some big .psd scan files that have just 1-2 adjustment layers.
These files are going to be further edited and managed in Lightroom. To both keep the adjustments and but have ...