Imagemagick is a cross-operating-system bitmap manipulation software package, run from commandline and programmable through a variety of programming languages.

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1answer
44 views

Nearest neighbour interpolation not working in imagemagick

I want to display an image and have the pixels big and clearly visible. As it's common to display scaled image with some form of smooth filtering, the best option is to scale up the image resolution ...
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0answers
29 views

Clipping mask filter

I am trying to write some text, using imagemagick, on another image but I want some pattern on letters. Writing on image is easy. But I have no idea how to put that pattern :(. This is an example ...
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3answers
216 views

Using imagemagick to create vibrant images

I'm in the process of helping out a friend who has a bunch of inventory pics. Most appear faded/washed out, and generally dull. I really like the effect as described here: ...
3
votes
2answers
240 views

How to correctly using potrace (CLI) to trace bitmap

I was trying to vectorize a .png. I found a utility (which is incorporated into InkScape), the potrace. If any of you knows how to use potrace, kindly teach me the right way to get sharp output. ...
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0answers
79 views

Conversion from svg to png creates certain pngs with black fields in them

When I converted several Inkscape .svg files to png using inkscape or mogrify (imagemagick) from the command line //inkscape from the command line conversion cd your-directory-with-the-svgs/ for i in ...
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0answers
58 views

Rescale an image on a log scale

I'm trying to rescale a map based on a log scale (so the first inch is about a mile, the second inch is two miles, the third is four miles, etc.). To complicate things, I would like this to be radial, ...
1
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1answer
124 views

Maximizing saturation while converting CMYK to RGB

I have many designs prepared for print (CMYK), but now I need to present them on a projector. As projectors go, I know most of them have weak contrast, and many of my colors wouldn't be as accented as ...
18
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9answers
7k views

Is there any way I can add watermark to .jpg files (around 15000), en masse instead of one by one?

I have around 15000 .jpg files that need to be watermarked. Is there any way to process these images en masse to add the watermark?
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0answers
149 views

Replace color for all layers

I have a file with about 500 layers, and I need to replace a color in all of them. I looked through different solutions here and elsewhere, and they all suggested using an adjustment layer or ...
2
votes
4answers
11k views