Questions tagged [image-format]

Questions about image file formats, a standardized means of organizing and storing digital images. Image files are composed of either pixel or vector (geometric) data. Common image format include JPEG, PNG, GIF, TIFF, EPS, SVG and many more. Ask anything about file formats that's relevant to graphic design.

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9 votes
4 answers
6k 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 ...
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3 votes
2 answers
4k views

Illustrator CS6 saving as CS5 by default?

I don't really use Illustrator, but as the techy I am I help someone who does use it regularly - not a techy at all. The problem is I've installed her CS6 because of the 64 bit support, but she has ...
2 votes
1 answer
172 views

GIMP: Using Channels Independently

I need to use GIMP instead of Photoshop, but I have a problem doing some things with transparency: I explain: I manipulate some tga files that have 4 channels, rgb and alpha. Using Photoshop I'm ...
  • 121
1 vote
2 answers
3k views

How can I make a transparent cursor, and why does my Photoshop document have grid-lines on it?

I am trying to make a cursor with transparency using Photoshop CS5. When I make a .cur file from an image, I can see extra white space with the icon Something like this: I don't want the outer ...
3 votes
1 answer
2k views

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

I was recently asked for help with digitizing a large set of photographs - tens of thousands of the things, that need to be digitized so they can be sent to book publishers and possibly other types of ...
  • 164
3 votes
1 answer
1k views

Printing an 8ft X 4ft design

So I have a friend who wants a vector image done for a wall print in their karate studio. But they want the image 8 ft high and 5ft long. Do you actually make a file that big then draw the design then ...
4 votes
2 answers
3k views

Delivering a graphic design to a customer

I work as a photographer but recently I've been working on stretching my skills and took on a project to create a graphic design for a non-profit. The designs are complete and the organization was ...
  • 455
2 votes
4 answers
8k 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.
0 votes
6 answers
166k views

How to change the file size of images without losing photo quality using Photoshop?

I have a set of images of up to 20mb each, and I want to reduce the file size without losing quality. How can I do it?
1 vote
4 answers
10k views

How can I convert this .eps file to pdf / something more widely used?

I've gotten errors when I attempted to use Inkscape, GIMP, and Uniconverter because I don't have access to the proprietary software. Perhaps the file corrupt? Thanks for any advice, this is a ...
2 votes
3 answers
22k 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 ...
  • 129
0 votes
1 answer
2k views

How could I split image into 1 pixel sgements? [closed]

Suppose that we have 400x400 bitmap pixel RGB dimensions, I need to split it into 160000 segments so each segment has its own resolution so when we zoom in, the whole image resolution will not be ...
2 votes
2 answers
2k views

Recommended format for a large stop motion animation on website?

I have a stop motion animation of about 35 seconds in duration (~150 frames). The resolution is quite large at around 900px x 450px. What is the best format to play this looping on my website? I ...
  • 121
0 votes
1 answer
174 views

Is There any Application which will open 1000 images and load a palette to them

I want to load a palette file (.pal) to images which i have opened. as images are huge i cant do it manually. can any one suggest me to do this.
  • 3
1 vote
1 answer
1k views

Resize a collection of different sized png images to the same dimensions

I have a collection of a few hundred png images, each are different dimensions. I want to be able to resize them all to the same dimensions, preferably keeping the aspect ratio intact. Is it ...
27 votes
9 answers
118k 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 ...
  • 387
3 votes
4 answers
33k views

Change the color of an image in a website

I have this image in my website, is a png: I want to know if there is any way with HTML5, javascript or css to change the color of the image. Or at least make the image change to white (invert color ...
-1 votes
1 answer
7k views

How to change photoshop's file size to trigger warning about performance?

I bring in pictures in RAW format from my camera to Photoshop CS5 but in raw format they are around 10 MB each. When I do Ctrl-Alt-Shift-S to save them for web, I get a dialog every time warning me ...
  • 175
3 votes
3 answers
2k views

PSD format or cut up graphics?

I have asked a design company for a quote for a website design. They have asked me if I would like the graphics in PSD format or cut up graphics. I am assuming that the PSD format is an image of a ...
  • 131
6 votes
4 answers
3k views

PNG vs GIF for 1 bit transparency

Is there any reason for using GIF instead of PNG when the image requires only 1 bit transparency (either on or off) and of course no animation is required? thanks
  • 163
8 votes
3 answers
5k views

How do I easily convert a fuzzy pixel art image back into pixels?

I want to convert a fuzzy pixel art image into a crisp actually-pixel-art pixel art image. An example of this is taking a still from say a youtube clip of a pixel-art animation, and recreating the ...
  • 183
7 votes
5 answers
6k views

JPEG vs EPS in a workflow

The work flow is this: JPEG orignal-> Edited in Photoshop-> EPS-> Imported into a InDesign document-> Distilled to PDF-> Sent to printer My question is it necessary to save it as the EPS in ...
  • 182
9 votes
4 answers
18k views

Can I create a PNG from InDesign?

I usually have to export my InDesign file into an eps, then convert it to PNG in illustrator. Does anyone know an easier way?
6 votes
1 answer
198 views

What are the rules for creating optimized image formats?

When creating images for games on mobile devices the smaller the image is the better. What are the general rules for creating images and making sure they still look good in 16 bit or smaller. For ...
  • 171
33 votes
4 answers
31k views

What are the differences between vector graphics and raster graphics?

I understand from prior knowledge that there are two different image format / composition options available for creating images; raster and vector. I would like to understand more about them, such as ...
6 votes
3 answers
31k views

What are lossless image formats?

What are lossless image formats?
9 votes
4 answers
2k views

What are some common open (royalty-free) image formats?

Which common image formats are open or royalty-free?
9 votes
2 answers
588 views

Range of icon sizes and formats on various operating systems

I would like to know the range of icon sizes allowed in different OSes (such as Ubuntu, OSX) and the default format they use. For example, windows allows icon sizes from 16x16 to 256x256 and uses a ....
15 votes
4 answers
31k views

What formats supporting animation are suitable for the web?

What formats supporting animation are suitable for the web and what are the pros and cons of each.
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14 votes
9 answers
7k views

What programs can be used to make animations?

I am specifically interested in software that can be used to combine existing sets of images (frames in the animation) into an animation. Having the ability to add transitions/effects between the ...
10 votes
4 answers
260 views

How to get images' filesizes as low as possible?

I usually use photoshop's save for web and devices, but it has no options for compressing pngs and I also wonder if there are superior compression algorithms available?
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43 votes
13 answers
4k views

What web graphics formats to use?

Web sites can contain JPEG, GIF,PNG, SVG format graphics. Which ones should be used, and when?
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