Questions about the amount of detail and information contained in an image.

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14
votes
9answers
64k views

Facebook: Ways to preserve image quality of uploaded images?

After uploading an image, Facebook converts it to a new image. Their conversion process introduces artifacts and mottling to the magenta-ish parts of the image. Original image: Facebook's ...
9
votes
7answers
2k views

Techniques to dramatically scale an image

I have been given an impossible task: Take a picture image (jpg) at 1422 x 1067 px with 100 dpi and scale it to 86400 x 29376 px (that's equivalent to 34ft x 100ft or 30.5 meters x 10.36 meters) ...
7
votes
4answers
55k views

Reduce file size without losing quality

I would like to save files in Photoshop but keep them as small as possible. I use Save for Web (and Devices) and save as a JPEG. Here are the settings I used: I really do not want to lower the ...
5
votes
3answers
1k views

Email signature hell--How to include a logo image and have it stay sharp?

I found a couple useful threads on this forum with respect to the issues posed by (displaying) images in email signatures-- here, for example-- and I've searched all over the web, but still have not ...
4
votes
2answers
3k views

Google Play - 'Feature Graphic' Design

I recently got my application in the google play store, but I have an issue with how the 'Feature Graphic' is being displayed. Here is the original (@ 72 DPI (Screen RES) - Saved for Web - PNG8): ...
4
votes
1answer
132 views

Background images get distorted or random lines appear

The question might not seem to be clear but i could not get a better name for the behavior of the background that happens. There is a background image that i am setting to my layout, there are various ...
4
votes
4answers
4k views

How to reduce the file size of an image while keeping the same dimensions

My goal is to create a Kindle Cover and upload it following Amazon recommendations. The Cover Should Be: MAXIMUM: Width:1563px; Height:2500px; JPEG up to 127KB MINIMUM: Width:625px; ...
4
votes
1answer
135 views

Is there any negative adverse effect to optimizing images for retina screens, if the images aren't exactly double size?

For example: Say I have an image that is going to be displayed at 1000px wide. I want to optimize my site for retina displays, but the largest resolution image I have to put here is only 1900pixel ...
3
votes
2answers
25k views

How can I increase the size of a .jpeg without losing quality?

Is it possible to make a .jpeg photo larger without losing "quality"? I have a photo that is 450px x 750px and would like to make it 3 times bigger for web not print? I've been told that Illustrator ...
3
votes
1answer
3k views

Best image dimensions for downloadable wallpaper, for PC, HD, mobile and tablet?

Let's say I wanna make a website that would allow a user to download a wallpaper in sizes for PC, HD, mobile and tablet. What are the top used / best image dimensions I should host?
3
votes
4answers
4k views

Will changing image resolution from 300 to 72 without resampling reduce the quality?

This is a rather stupid question so I apologise in advance but I just wanted to be 100% sure! I have a set of photos at 300 ppi that are 800 pixels by 800 pixels and need to convert them in Photoshop ...
3
votes
2answers
5k views

Reduce image size in photoshop without compromising text readability

I found a similar thread that gave some great pointers, but still doesn't solve my issue. My boss asked me to create a corporate presentation, and I had the unfortunate idea of doing it all in ...
3
votes
1answer
450 views

How to determine what quality a JPG was saved as?

When saving JPG images with Pixelmator or Photoshop, I select a quality from the scale 1–100 that gives optimum file-size. Later on, I sometimes take these images and crop them a little more (not ...
3
votes
4answers
4k views

How can I reduce the file size of a JPEG keeping the same image width and height?

I have a 700Kb JPEG file (white cardboard texture) that I'm using as a background on a website. A file this large takes too long to load for snappy page hits. I don't need the full resolution, a ...
3
votes
1answer
292 views

How do I determine what the image file format and resolution should be when scanning?

I understand the title to my question is very vague, but bare with me, I think I can make it a bit more precise in the question body. Recently my mother was asking for help with digitizing a large ...
3
votes
1answer
110 views

Is there a standard file size recommendation to optimize web images?

I remember, during college (2008), my web design professor made a point to keep all images' file size at/below 40K (didn't matter what the dimensions). I have made an effort to do so ever since, ...
3
votes
3answers
6k views

MacBook retina Photoshop save for web

I am, like so many other graphic designers, very excited about the new MacBook 15" with retina display. But there is one thing that I really am concerned about. With 4 times the pixels as on ordinary ...
3
votes
2answers
129 views

Measuring minimum resolution in Photoshop/GIMP

I am following Apple's iTunes connect guide (as of today 13th November 2013) for designing an image. At page 239 of their guide I am confused on the following: Background artwork must be at least ...
2
votes
5answers
149 views

What is the purpose of the resolution property of images (when creating/editing)?

I want to check something I don't quite understand with the size/quality properties of an image. OK, as much as I understand, the size of an image you create in Photoshop, for example, will determine ...
2
votes
3answers
4k views

Losing Details when reducing to smaller image

I am designing icons and elements from an android game using Photoshop CS4. If I am designing a character (512x512) and reduce its size to fit the game screen, lots of details, shades and effects are ...
2
votes
4answers
2k views

What is the best way to create light-weight PNG images?

I want to create light weight PNG images with good quality. Can anyone suggest the best way...Note: Need to use these PNG images in android app designing.
2
votes
4answers
1k views

Where would I find a high quality version of a wooden floor like this?

It is to be used for background on a website. I like it exactly the way it is except that the image quality is not good enough. Looking for quality that will look good on a Retina screen. Must be able ...
2
votes
1answer
135 views

Why do applications need to make changes for Retina displays?

From what I understand, Retina displays are simply a screen with a high PPI (higher than that of your eye at "optimum viewing distance"). Why, then, do applications need to fix their interface to ...
2
votes
1answer
7k views

Quality of .gif output from Photoshop

I'm trying to output a .gif from Photoshop (CS6) and have run into some difficulty with the quality it is producing. Ideally, each image should resemble the .jpg stills which are crisp and clear, but ...
2
votes
1answer
920 views

Tools or methods for optimizing favicon appearance?

I often must create a favicon for a fairly complex image, that when it gets down to 16x16, looks weird or blurry. I have been trying with one image, reduced with bicubic-sharp in Photoshop and ...
2
votes
1answer
222 views

How do I make a good quality drawing look like a low quality screenshot from 90's TV in PS? [duplicate]

Yeah hi, I was wondering how I could get my images to look like they were shown on 90's TV or were recorded to a VHS and ripped into a digital file. Examples shown below. I'd like to utalize ...
2
votes
1answer
372 views

Can I set DPI per image/page as opposed to document-wide in InDesign?

I am making a book with some of my photography. I have not been blessed with the best camera in the world so my images range between 1100px squared to 2000px squared. The print size per image will be ...
2
votes
1answer
219 views

Photo distorts terribly on Facebook [duplicate]

I've designed a logo which looks high res in photoshop. But really distorts in Facebook. I understand that Facebook converts the image, but compared to similar logos, it looks bad. Any ways around ...
1
vote
5answers
1k views

Width and height pixels reduction with specific height and width

I am trying to reduce the pixels of an image for the web, but it looks very bad (for exam). 3200X1200 pixels is the original size of the image, but I would like to convert it to 530x411 for my web ...
1
vote
1answer
10k views

Resize an image without quality loss

this is a newbie question. I'm not a designer but I would learn something. Look this image: Well, I would recreate this image (without the pattern background, it doesn't matter). The point is that ...
1
vote
3answers
3k views

Save for Web in Photoshop with custom DPI

I am writing user documentation using DITA which allows me to easily generate deliverables in PDF, CHM and web formats. The images need to be saved with a DPI of 110 so that they are displayed ...
1
vote
1answer
81 views

Unlocking index without losing quality? Photoshop

So i am trying to edit an icon pack that has an index lock on it. I know to unlock it you go to image > mode > rgb color. However doing this drastically reduces the image quality. Apologies ...
1
vote
1answer
165 views

Is a 8-Bit IPS display necessary for web designing?

I'm doing web design (not print or photography) and I'm wondering if I should spend extra money on a display that provides more accurate colors. I'm already set on buying IPS since they're easier on ...
1
vote
3answers
5k views

Photoshop saves PNGs with less quality

I have a 2000x1500 image created with Photoshop CS6 Extended. When I save images in different formats for re-use in other programs, e.g. PNG, the image quality will suffer. I have nice basic gradiants ...
1
vote
4answers
329 views

Saving Images in png format in Photoshop makes it blurry when used in websites

When I save PNG images for the web in Photoshop, its getting blurred on edges. I want to use these PNGs in mobile websites: Any solution to this?
1
vote
3answers
861 views

How to export to pdf from indesign retaining existing image compression?

I have a document with images. I need the best quality/size ratio. Now I use the "save for web" feature from photoshop because it allows exactly that. When I place my images in indesign it looks ...
1
vote
4answers
906 views

Resizing/shrinking .JPG files without losing quality?

Im using Gimp to resize images. When using a high res image normally 4500 x 2994 i usually need to shrink this image to 325 x 130 pixels. As you can imagine i loose the shiny, glossy and high res ...
1
vote
2answers
2k views

Expression Design: Why is my image blurry?

I'm trying to create a web icon using expression design. Its 45x45 pixels in size, and I've set the PPI to 96, exporting to .PNG with Antialias & Transparency. It doesn't look crisp when I look ...
1
vote
1answer
135 views

How to create a high quality gif with GIMP?

I'm trying to animate a few images as simple gif. The images contain one human, a red balloon and a green background. The background seems to be dominating. The face is made of only a few colors, and ...
1
vote
3answers
363 views

How to resize an image without losing quality [duplicate]

I have an image of 90x122 pixels i want to resize it to make it 512x512 pixels but the image loses it quality Is there any way of doing this without losing the quality?.
1
vote
2answers
358 views

Image Fuzzy in Browser, Sharp in Photoshop (with NO resizing), why?

I have a PNG file that looks fuzzy when I view it in any browser. However, opening the very same file in Photoshop, making no changes, it looks perfectly sharp. Why does this PNG look different when ...
1
vote
1answer
860 views

Sketch - Export layers and keep the layer size?

So, I have my layers and when I go to File > Add Slices For Selection to slice the images and then export. They are coming out with the wrong size, if you take the star, it has a width of 40px on ...
1
vote
1answer
316 views

Why downsample to 300 ppi only for images above 450 ppi - why not for all images above 300 ppi?

Here's something that's puzzelled me for a long time. Here's the default on InDesign's Export to PDF (and also Acrobat's PDF optimiser): Obviously 300 ppi is the default it downsizes to because 300 ...
1
vote
1answer
193 views

Photoshop 3D object looks high quality only when moving it

I am working on some textures for 3D .obj files in photoshop cs6 extended. The objects look pretty pixelated and low quality, but when I move the object mesh, or scene, or camera, it instantly renders ...
1
vote
0answers
263 views

Images Have Different Vertical & Horizontal Resolutions in PDF

I recently got a PDF from a client that includes several images. For some strange reason, the vertical and horizontal resolution of each individual image differs. Some of them differ by a huge degree. ...
0
votes
1answer
512 views

Using Apple's iPhone 4S product images

I downloaded Apple's iPhone 4S product images (log-in required). I'd like to just copy/paste a 640x960 screenshot of my app from my iPhone 4 to the psd file. However the psd file has 4x dimensions. So ...
0
votes
3answers
4k views

Create jpg image with good quality

I'm trying to save a jpg image but it's getting a bit blurred. I have it nicely in my image editor, but saving the image is not giving the quality I need, even with max quality defined. If I save it ...
0
votes
1answer
59 views

Does creating a vector graphic on a specific screen resolution affect the output quality on higher resolution screens?

I'm creating my first game using the Unity game engine. I plan to target 1920x1080px; but my laptop resolution is 1366x768px. If I create the vector image on my 1366x786px screen, will the output be ...
0
votes
3answers
115 views

What density should be used to create mobile wallpaper?

I created an invitation card of double the A4 size with 72 dpi in photoshop. I intend to share it via phone. However when seen in actual size, it gets blurred. I tried same with 300dpi also. What ...
0
votes
2answers
122 views

Iphone: Scaling images down for smaller iphone3 and iphone4

I am completing some design work on my application. Following a few people saying it is best to design for the iphone5 (4inch) screen first I have completed a page design for the retina. The image has ...