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2
votes
2answers
135 views

Image resizing client side vs server side

When uploading a lot of images to a server, to minimize the space taken by the images, is it better to resize the images before sending to the server or upon receiving them? It seems to me that ...
6
votes
2answers
328 views

How are dynamic images programmed?

I have two friends that want to create a jewelry store, focused on customized jewels. The core feature is the jewelry designer, based on a jewel model. Here's an example of the sort of thing I am ...
1
vote
0answers
59 views

Idiomatic way of uploading images using async to Sharepoint from ASP.NET 5

Another title could be 'How to make an async Repository pattern with image upload in ASP.NET 5' I'm making a site with ASP.NET 5 and it uses the CSOM (ClientContext, etc) to connect to a Sharepoint ...
1
vote
1answer
282 views

Image segmentation - show or hide clusters

I'm trying to make a small program in c#, that will downsample image to specified amount of colors (using K-means). Then, user will be able to hide\show colored areas(clusters) in image. I've ...
1
vote
1answer
38 views

How to manage image uploads?

Earlier, when images were to be added to staging/production, they were committed to the git repository and our deploy script used to take care of uploading the images to CDN (S3 in our case). But as ...
-2
votes
2answers
86 views

Detecting Persons In Seats from Image [closed]

I am attempting to build an attendance program which could analyze if someone is sitting in a seat. The seats are fixed making knowing where each seat is easy, but I don't really know where to start ...
4
votes
3answers
17k views

How best to store images on a file system [closed]

Developing an application in which users have to upload images. I have not really got much experience with file uploads in an application so I am wondering what the best way is for storing images ...
4
votes
2answers
93 views

data maintenance/migrations in image based sytems

Web applications usually have a database. The code and the database work hand in hand together. Therefore Frameworks like Ruby on Rails and Django create migration files Sure there are also servers ...
1
vote
1answer
141 views

Measure and locate areas of similar value in an image

I saw this picture online and wanted to see if I could create an algorithm to give ordinary images an effect like this: http://justinlivi.net/wp-content/uploads/2011/01/Living_In_Digital.jpg My idea ...
1
vote
3answers
168 views

Git repo with lots of medium-sized images?

I've just used git-tfs to checkout a TFS repo into a Git repo. The .git directory comes to 2.33GiB, and the primary reason for this is a couple of large directories coming to about 650MiB each. Each ...
1
vote
0answers
141 views

Reversing dithering algorithms?

I was trying to make an implementation of the Floyd-Steinberg dithering algorithm in Python, and I was wondering, since Bitmaps files store their data starting from the bottom-left corner, would it be ...
2
votes
0answers
50 views

Project a piece of image cut by N-vertex shape to a different N-vertex shape

I have an N-vertex shape that I cut out from an image, and I want to project it onto another shape with the same amount of vertices, but different. So, the image will get changed inside the projection....
3
votes
2answers
2k views

Creating a separate table for images or adding “image fields” to many tables?

I need to create a database in which several tables have images. For example, users have profile pictures and uploaded ones and products have many pictures, as well. Is it better to have one MySql ...
3
votes
2answers
361 views

S3 image urls in database

I have an application where users will be able to upload multiple images for one Product (via something like Ryan Bates nested fields, so you'd click "Add Image", and a file upload would appear on the ...
2
votes
2answers
1k views

How does Yahoo's Smush.It work and why doesn't everyone use it?

I've recently come across an application by Yahoo called SmushIt. Apparently it does lossless compression on images. Sometimes the image size is reduced by as much as 90%. This of course has major ...
0
votes
1answer
249 views

More efficient management of assets(image, documents) in a large web project

I am beginning to refactor a large, very old, messy project. One of the biggest issues is the lack of a central location on the filesystem for simple things like images, icons, documents, csv, etc. ...
4
votes
1answer
231 views

When deploying code to a production server, how are non-source code assets such as images and PDFs managed?

Currently, I am trying to set up deployment procedures and GIT for a group of websites. Code and assets are between 15 and 20GB. The code and related text files are probably closer to 150MB. When ...
0
votes
1answer
169 views

Provide web images with high resolution and let the browser scale it. A bad idea?

Back in the old days when I learned to create web pages, the rule of thumb was: Don't resize your images with HTML/CSS, provide the image in its "native" resolution. Otherwise, it will be upscaled or ...
2
votes
1answer
695 views

How to Detect Sprites in a SpriteSheet?

I'm currently writing a Sprite Sheet Unpacker such as Alferds Spritesheet Unpacker. Now, before this is sent to gamedev, this isn't necessarily about games. I would like to know how to detect a sprite ...
1
vote
1answer
260 views

What are the most appropriate algorithms for downscaling images extremely while maintaining recognition?

I want to create a window icon (128x128 at most, the icon in the corner of the window on Windows is 24x24, I believe) from a large image (1024x768 and more). I've tried several algorithms - nearest ...
0
votes
3answers
217 views

Advice on which storage technology for an Image repository [duplicate]

At this point, I'm not much of a programmer, solid html/css, familiar with JS but not a programmer by any means. I'm looking to pick up whatever is necessary for an upcoming project. I need to build ...
8
votes
2answers
9k views

What is a Ruby on Rails way to save images?

I develop on iOS, and I'm switching from a PHP backend to Ruby on Rails. The interchange format is JSON. A quick Google search for 'save images in Rails' has nearly every result talking about saving ...
3
votes
2answers
372 views

How exactly does a program (executable image) and library (pre-compiled image) “link” together?

I know very well of the difference of static versus dynamic linking. What I want to know is, when linking statically (with a library like Winmm.lib on Windows), how does the linker "link" the pre-...
0
votes
1answer
130 views

Is creating a separate pool for each individual png image in the same class appropriate?

I'm still possibly a little green about object-pooling, and I want to make sure something like this is a sound design pattern before really embarking upon it. Take the following code (which uses the ...
1
vote
3answers
135 views

Icons for my program

I'm developing a simple text editor, just to practice a little bit. I'm developing it under Linux but since I am using Qt as GUI Framework I can easily compile this on a Windows or Mac with the same ...
3
votes
2answers
160 views

Can >8bit per channel colours be seen as intended in the browser?

For, say, a subtle background gradient to a web page, what are the advantages and disadvantages of saving it as a 16bit/channel png? Are the colours represented by >8bits displayed in the intended ...
1
vote
2answers
2k views

All images in one folder for a website?

When creating websites, is it better to have a lot of images in one folder, or have them separated? It's something that has always been in my mind but I never researched enough about it, and googling ...
1
vote
1answer
254 views

Need help understanding “An Image Signature for any Kind of Image”

I'm trying to implement the paper titled An Image Signature for any Kind of Image, but I'm having trouble understanding what they mean in this paragraph: For each column of the image, we compute ...
4
votes
1answer
282 views

How to maintain standard quality of images uploaded by many users?

We're developing a site where individuals (store owners) will be able to take pictures and upload to the site. Our biggest concern is the variance in quality of pictures across the site. The options ...
1
vote
3answers
916 views

Saving multiple copies of a single image at different sizes

I'm building a file storage programme that will also display images in photo galleries to users who upload them. I was wondering if anybody could help me out. My plan was if an image was wider than ...
2
votes
1answer
288 views

What branch of computing involves object recognition in images?

Several applications of this is text recognition (OCR), face recognition (biometrics), camera guided missiles (targetting systems). Each involves analyzing images and making out some object of ...
5
votes
3answers
234 views

What kind of image should be used in a web page? [closed]

I have a site that will have lots of images of large size. What is the best format that I should choose for displaying these images? I need the website to load fast. I am jumbled with different ...
1
vote
2answers
85 views

Zooming options terminology

I've come up with 4 different ways to fit an image inside a viewing region, but I'm trouble coming up with names for them. Perhaps someone can suggest some? Fit image in viewing region, do not ...