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18 votes
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Convert a line drawing from raster to vector **LINES**

Centerline Tracing There is a free Open Source tool AutoTrace which is able to perform a centerline trace of a line-art bitmap. Run AutoTrace with at least the following options: autotrace -...
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10 votes

Convert a line drawing from raster to vector **LINES**

Quite honestly... grab the pen tool and manually trace the paths. It'll result in the best output. Auto-tracing is often not the best option. When you only want paths you can stroke, auto-trace ...
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10 votes
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How can this bitmap-style text effect be achieved?

Here's how to create something similar in Photoshop... Create a low res, greyscale document and add your text in a layer as a 50% tint of black (the 50% will give the checkerboard effect later). ...
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  • 9,445
8 votes

What Are Some Things That Are Really Easy In Illustrator But Really Hard In Photoshop

Most art will remain vector. Some things like multiple nested clipping paths are painful to do. See example 1 for just one thing that would be hard to do in Photoshop, not to mention how would you ...
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7 votes
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How to create high quality 32x32 pixels BMP?

The most precise way you will achieve a quality 32px² picture is really making it pixel by pixel. The very origins of pixel art came from the need to convey visual information in absurdly limited ...
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7 votes
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How can I merge 2 bitmap layers in Sketch App?

You can merge multiple layers into one bitmap by selecting the layers you want to merge together and going to: Layers > Flatten Selection to Bitmap
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7 votes

why do printers always suggest bitmap for black and white images?

Normally you would compare a 1200 PPI 1-bit bitmap image with a 300 PPI 8-bit (or more) grayscale image (or a CMYK image with 100%K which is basically the same except the file size is larger). The 1-...
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  • 18.7k
6 votes

Vectorizing pixels in bitmap images for infinite resizing. Possible?

As you put it, vectorizing every pixel makes no sense. Imagine you vectorize every pixel and then resize it. You simply have bigger squares. The exact same thing happens if you change the ppi on an ...
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6 votes

Convert a line drawing from raster to vector **LINES**

Illustrator can do center line tracing much like autotrace. Its not super useful for most things but in this case the image is highly synthetic and it might work. Yor source image is notoriously bad ...
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6 votes

Convert a line drawing from raster to vector **LINES**

Try using Interpolate Paths after your trace, as show here: Average stroke from a fill
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  • 2,668
6 votes

Simulate bitmap mode in photoshop for e-ink photo preparation

There is no Filter in Photoshop that simulates the different Bitmap mode methods. You can't really simulate any color mode with a filter (but Grayscale mode can of course be simulated by desaturating ...
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6 votes

Simulate bitmap mode in photoshop for e-ink photo preparation

Ximagic Photoshop plugins for Mac and Windows contain something you may want http://www.ximagic.com/g_index.html Check the GrayDither Toolbox. It's a commercial product, but here's a screenshot of ...
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5 votes

Convert a line drawing from raster to vector **LINES**

For Inkscape, there is also a centerline trace extension available on github: https://github.com/Moini/inkscape-centerline-trace (fork of https://github.com/fablabnbg/inkscape-centerline-trace)
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5 votes

Strange type behaviours, some rounded letters seem larger

This can happen when the type is used at sizes not supported in the hinting. It's essentially a display error. When you print it's gone. Even exporting to PNG or jpeg will fix it in some cases. Other ...
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5 votes

Shadow Effect On Photoshop

That's not a shadow effect as such. It's a Motion Blur. Filter > Blur > Motion Blur... Motion blur applies a blur effect to an object in a specified direction. In this case that direction is ...
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5 votes
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What is the use of color mode 'bitmap' in Photoshop?

It can be said to be an (old) alternative to vector. I have used it for some very old logos and drawings, but more recently in signatures. It is not vectorized, and not anti-aliased, so it needs to ...
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5 votes

What is the use of color mode 'bitmap' in Photoshop?

This is kind of a history thing, I'm sure the mode is being used in creative ways differently that how I describe, but --- In traditional PostScript-based offset (big printing press) printing the ...
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5 votes
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Complex bitmap to vector

You can get good results in Inkscape with Trace Bitmap, however that image needs some cleaning up in a raster image editor first. What you could do is open it in GIMP/Photoshop etc, desaturate it, do ...
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  • 72.5k
4 votes

Strange type behaviours, some rounded letters seem larger

I sort of fixed it by changing the display method in Photoshop. I had anti aliasing method set to 'crisp' I changed it 'sharp' (or vice versa) and it cleaned it up.
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4 votes

Disable each step from being show on screen when using user-defined actions

It sounds to me like you have Step by step selected in the action playback options and maybe Allow tool recording, or perhaps both. You need to go to the Actions panel and: Click the menu icon at ...
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4 votes
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Vectorizing pixels in bitmap images for infinite resizing. Possible?

It wouldn't really add anything. That is what pixel images are anyway, a map of discrete colored squares, exactly the same as if you converted each pixel to a vector square. Take this image from my ...
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4 votes
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How to save a file as a bitmap in Photoshop?

I believe bmp only supports 8 bit RGB (24bit images) Things can get confusing when dealing with the word "bit" at times. By Adobe definitions..... 8 bit RGB = 24bit image (8 bits R, 8 bits G, 8 ...
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4 votes
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Photoshop: converting to a one-colour image w/ transparent background

Convert your document to grayscale. Press Ctrl / Cmd + A to select all. Press Ctrl / Cmd + C to copy the image to clipboard. Convert your document back to RGB (or CMYK if you prefer). Make a solid ...
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3 votes

Convert a line drawing from raster to vector **LINES**

I found a good freeware Tool called WinTopo, which for me did the job, i.e. centerline tracking. The method is called "one touch vectorisation" and works well. As I come from a GIS context - in the ...
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  • 31
3 votes

Saving an 8-bit grayscale image as a 2-bit image

2 bit images 2 bit images are not 2 color images. 2 bits would store 4 colors. Currently the png file format allow several bit depths http://www.w3.org/TR/PNG/#11IHDR. Some good years ago the CGA ...
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3 votes
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Throwing out redundant bitmap information when saving as PDF

You can re-rasterize the image directly in Illustrator to get rid of the unused part of the image. Take this clipped image for example: With your clip group selected go to Object → Rasterize... ...
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3 votes
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Remove Background in Inkscape

Select Invert image in the Trace Bitmap dialogue. Perform the trace. You will first obtain your logo in black (like in the first case). Open the Fill and Stroke dialogue (Ctrl+Alt+F) and change colour ...
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3 votes
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Inkscape: Zoom into pixels

Sorry didn't quite understand your question, apologies for the confusion. Anyhoo, here's how to do it. Click Edit > Preferences, and select Bitmaps and scroll down to Import Set up as follows: Now ...
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  • 72.5k
3 votes

What is the use of color mode 'bitmap' in Photoshop?

A Bitmap is an image where each pixel is either black or white (no shades in between). It is very useful when you are designing for devices that cannot output shades of gray, like dot-matrix printers ...
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