Questions tagged [raster]

Questions about 'raster' graphics images, or bitmaps, a dot matrix data structure representing a generally rectangular grid of pixels, or points of color, viewable via a monitor, paper, or other display medium. Raster images are stored in image files with varying formats.

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32
votes
4answers
30k 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 ...
31
votes
5answers
9k views

Why are raster images still used when vector images have so many advantages?

I have read some posts and see many advantages of using vector images when compared to raster images: They can be zoomed or scaled at any ratio. File-size efficiency. Because vector image only ...
22
votes
4answers
21k views

how to rasterize an SVG without anti-aliasing

I've made a map in inkscape and now need to change it to a bitmap or .png. The map will be interpreted by a computer program which will look for exact colors so the edges need to be crisp. when I ...
18
votes
5answers
57k views

Convert a line drawing from raster to vector

I have a raster image, basically a scanned drawing of the outlines (and some detail) of various objects, and I wish to convert these lines to vectors, using either Illustrator or Inkscape. My present ...
14
votes
4answers
61k views

Cleaning up line art with choppy edges

So, a while back I created this icon from a game, but looking back on it behind a white background instead of an alpha-channel its edges are super choppy in some places while it's smooth in others, ...
9
votes
3answers
943 views

Why is moving from a raster editor to vector editor so hard?

Why do so many people struggle with the shift from a pixel editor to a vector editor? Or do they, is there some research done on the subject? Especially, it seems, in that direction. Seem like the ...
8
votes
3answers
71k views

Getting a vector shape from an EPS file into Photoshop CS4

I have an EPS file with some shape. A good example would be the Twitter EPS files: https://twitter.com/about/resources/logos How can I import an EPS vector shape into my Photoshop CS4, without ...
8
votes
2answers
50k views

Perspective transform on a raster image in Illustrator

All I want is the Illustrator equivalent of what right-click -> Perspective does in Photoshop. Normally I would just use the Free Transform Tool, but it doesn't appear to let me do it with an imported ...
7
votes
4answers
37k views

How to ensure scalability of logo design?

How can I make my logo suitable for all purposes, from webpages to very large printed banners? I currently use use Photoshop.
7
votes
3answers
61k views

What does rasterization do to an image?

What is the general purpose for making or converting graphics / images to a raster format? What happens to an image when it is rasterized?
7
votes
5answers
2k views

What does the term raster and vector apply to?

Are the term raster and vector only applicable to 2d graphics? The rendered image format might be one way to distinguish them but what about a program like blender? If they can be classified as ...
7
votes
1answer
6k views

Why are some SVG Filters automatically converted to PNG when creating an SVG in Adobe Illustrator?

I was wondering why some of the SVG Filters found in Illustrator are automatically converted to PNG when I export the entire file to SVG. I don't want any hidden PNG files because of scalability. To ...
6
votes
3answers
6k views

How does Apple's retina display affect sub-pixel rendering?

How will Font Rasterization and Sub pixel rendering be affected with the new retina displays?
6
votes
4answers
1k views

Using “vector-like” raster images in PDF documents

I'm in the process of producing QR-codes for use on product packaging. The codes are generated in batch and the resulting files are typically 25x25 px PNG files. Of course, such a small image would ...
5
votes
6answers
4k views

Which is better for icon design: vector graphics or raster graphics?

Which of the following approaches should I take to design icons in many resolutions? Create them in vector graphics, as SVG or AI and then rasterize them Design them directly as bitmap graphics (BMP,...
5
votes
1answer
2k views

How can I edit a scanned business card?

My client gave me a business card to create an advertisement. I scanned it, now I want to add clipart and edit text. How do I activate the document and make changes? I am using GIMP and Inkscape.
5
votes
5answers
685 views

Is raster or vector better to create photographic infographics?

Between vector and raster editors, which should I learn to use to create infographics based on photos? The photos all bear a black background, allowing me to lay information in the space without the ...
5
votes
2answers
10k views

Using Photoshop Effects in Illustrator CS6

I am well versed with Photoshop and how it works. But recently, I decided to make a poster for my home and for that I'll have to use Illustrator so I need some help from you guys along the way. ...
5
votes
1answer
10k views

How to shrink logo without losing quality inkscape

I'm really not much of a graphic designer at all (programmer) but I have dabbled in some image editing using GIMP and Inkscape. Here's my situation: I have a nice, sharp image of my logo as an SVG ...
5
votes
2answers
885 views

Why isn't SVG widely used-supported on the web?

In my opinion, raster graphics (GIF, PNG) is used much more that vector graphics on the web. I am wondering why? Wouldn't vector graphics be more suitable for web pages design (i.e. buttons design, ...
5
votes
1answer
724 views

Making a solid color more realistic/natural

I often come across elements of color which look very natural and realistic despite there being only one solid color (not in a pixel-exact way, but rather in the perceived sense). When I try to ...
5
votes
3answers
2k views

Illustrator giving two values for ppi for a linked raster image, only when rotated?

I am trying to place this raster logo supplied by a client on a large format template (this being a raster logo of some text in Arial is a separate issue). In Photoshop, the image is showing at ...
5
votes
4answers
14k views

Solidworks: Is it possible to export assembly as vector PDF file? (or EPS?)

I'm relatively new to solidworks and am looking to export my work in the highest possible quality for inclusion in a report (which will ultimately be a PDF). My understanding is that Solidworks is ...
4
votes
2answers
217k views

How to export a file in Adobe Illustrator and still have it be a vector?

I am new to Adobe Illustrator. I created a simple image with a shape and some text and wanted to create a vector image. So I basically created the shape and the text. Then right-clicked and selected "...
3
votes
2answers
885 views

How to ensure color fidelity of the same file on two computers?

What is the safest way to ensure that raster image exported from illustrator will be displayed correctly (in term of color fidelity) on another computer ? I know that there will always be some inter-...
3
votes
4answers
12k views

Using inkscape to convert scanned color drawings to svg — recommended or no?

I'm an ebook publisher trying to include 10 color illustrations inside an ebook. It's not a fixed layout ebook but a reflowable ebook (i.e., an epub). Graphic example here: http://www.flickr.com/...
3
votes
1answer
3k views

Images for web: vector or raster?

I have created a vector image in Adobe Illustrator. It is basically a simple schema. I would like this schema posted in a web page, but what type of image should I select, raster or vector? According ...
3
votes
1answer
228 views

How can I reuse an embedded raster image multiple times in Inkscape?

I have an svg image made in Inkscape with about five raster images embedded in it. Each of these images is used many times (up to 72). Each of these images is small (<1MB), but judging from the ...
3
votes
3answers
92 views

Why do I have the feeling that there is a gradient when there isn't?

I was trying to edit the following picture in GIMP when I noticed something strange. This is the original picture: And this is what it looks like when opened in GIMP (the only important thing here ...
3
votes
2answers
2k views

How to raster vectors (AI) into 1bit tif in 2000dpi

I need to raster files 1m x 0,70m to 1-bit TIFF. Pretty much home RIPing. AI CS 5.5 only goes until aprox. 500dpi and PS renders vector-PDFs or AIs in 406 dpi max. Then you have to resize x5 to get 2....
3
votes
3answers
737 views

Rasterizing circle to exact size

I have created a circle in Illustrator with a radius of 12px. Now I'm trying to rasterize this into a .png from Photoshop to have the exact same size, but anti-aliasing is messing things up and the ...
3
votes
2answers
9k views

Converting text layers (with blending options) in Photoshop to Vector

I've recently spent a lot of time creating a logo for my website using basic text layers with blending options in Photoshop CS5. I'm aware that because all of my layers are text, I should be able to (...
3
votes
3answers
128 views

print service who uses only photoshop to raster, is it normal?

I'm not an expert let me just say, so with the risk of sounding a little stupid I have a question. I had to send .pdf and .ai files (around 100-300mb each) to a print service to have them printed on ...
3
votes
1answer
523 views

Should I link to or rasterize the large amount of artwork I'm using for my catalogue project in InDesign?

I am trying to figure out what I should be doing for a 94+ page catalogue. I have been researching and from what I've read understand that linking files is the best practice for putting complex ...
2
votes
1answer
6k views

Why are gradients and opacity rasterized when saving SVG's in illustrator?

I'm a web designer and frequently use illustrator to create graphics for use on the web. The most ideal format for me is SVG because it is light, performant and looks HQ at any size. Something ...
2
votes
3answers
324 views

What is the actual value of vector graphics as opposed to raster?

I'm really an amateur in graphics. However, I've already got the essences of raster and vector graphics. Now my question is how vector graphics are created and viewed. More specific, how do designers ...
2
votes
3answers
338 views

If I rasterize a vector, then make it a vector again, will quality be lost?

In other words, is quality lost when transferring assets from Photoshop to Illustrator, and back and forth?
2
votes
2answers
5k views

How to find rasterised elements in a vector converted from Illustrator16 to EPS 10

In a way to meet the Shutterstock guidelines I need to convert my Illustrator ai vector files to EPS 10 format. This conversion can create rasterised elements in an EPS10 files. Shutterstock does not ...
2
votes
4answers
100 views

Inkscape: clip imported raster just inside colored line

here's a map of a country with a red border: https://upload.wikimedia.org/wikipedia/commons/1/13/Congo_Kinshasa_Topography.png i've imported the .png and now want to clip it to just show what's ...
2
votes
1answer
407 views

Possible to link raster Photoshop image to Illustrator to trace real time?

I'm wondering if there is any way to draw an image in Photoshop and place it into Illustrator in a way that allows for modification of the original raster (in PS) to update the Illustrator live trace ...
2
votes
3answers
3k views

Industry standard file format deliverables for logos? [duplicate]

During an academic discussion regarding file formats I received from a most excellent designer, I thought I was correct in writing (based on my experience with hired work): ...the industry standard ...
2
votes
1answer
8k views

How to export png from Illustrator without anti-aliasing?

On first image yow can see an icon, a line is selected in Adobe Illustrator. On second image you can see the image after Save for Web .. was pressed. I do not need anti-aliasing, extra strip between ...
1
vote
2answers
3k views

Changing colors of raster images in Illustrator

I would like to change the colors of a Photoshop PSD in Adobe Illustrator. Can a raster image's color be altered in Illustrator?
1
vote
3answers
1k views

How to remove part of a raster image?

I have the following icon as a raster image, and I need to extract the "i" to do something with it. I'm not able to identify the font (it isn't Times), so how might I go about "removing" the i from ...
1
vote
2answers
5k views

Make a non-raster glow in Illustrator

I was wondering if it was possible to create a non-raster inner/outer glow? If so, could you please tell me how to do so. Thanks.
1
vote
1answer
98 views

Eliminate shadow on rasterized text in Photoshop?

First of all, I could not find anything matching my problem, probably because of the lack of better keywords. I created a word with the Text Tool and rasterized it for cropping and editing. But now ...
1
vote
2answers
2k views

How is it possible to use raster images on billboards at such large sizes?

I am learning graphic design. I know Illustrator is for vectors and Photoshop is raster images. When it is enlarged in Photoshop you can see the individual pixels and raster results. So Illustrator is ...
1
vote
1answer
66 views

Keep pixels crisp when rotating object?

I noticed that when rotating an object in Photoshop the preview of the image has nice and crisp pixels, but when I rotate the image and finish the transformation it adds an annoying blur. Is it ...
1
vote
2answers
105 views

What can one do with a collection of unused, quality digital art/graphics? [closed]

TL;DR I’m looking for ideas as to what to do with a large collection of over 1,000 similarly sized and shaped raster graphics. I've been very interested in image processing and graphic design for ...
1
vote
1answer
4k views

Why does my embedded EPS look pixelated on my Photoshop PDF?

I have a PSD file with an embedded .eps logo. When I export to Photoshop PDF and zoom in, all the text and shapes look very smooth, but the Smart Object .eps ends up not retaining its vector status. ...