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

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14
votes
9answers
70k 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 ...
3
votes
2answers
42k 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 ...
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) ...
0
votes
1answer
64 views

Skew transform severely distorts screenshot - any workaround?

I'm trying to create the image below where a screen (640px x 960px @ 72ppi) is shown on a stock photo of a device. Is there any way to maintain high quality of the screenshot on the device? I used ...
7
votes
4answers
68k 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 ...
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
1answer
1k 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 ...
3
votes
4answers
6k 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 ...
2
votes
2answers
747 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 ...
2
votes
5answers
213 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
1answer
349 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 ...
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 ...