Visual artifact is usually some kind unwanted result/object in an image, often due to lossy compression. Examples could be pixelation, "blotches", texture corruption.

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24 views

adobe illustrator to pdf gives strokes around path

I exported my AI project to pdf and saw some weird white transparent lines between shape left is from ai right one is from pdf (look closely at hearth shape)
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22 views

Why am I getting dotted grey edges on my batch exported images?

I have created a script which batch exports an ai file into an SVG file and multiple sizes of JPG and PNG files. The script creates three directories in the parent directory of the directory the ai ...
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178 views

Strange squares appear in halftoned PNG image with transparency

I have a strange issue with large, off-color "squares" appearing when I preview a PNG with halftones on a transparent background. This doesn't happen with all images (so far, I've only had the issue ...
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126 views

Which HSV-noise values do not cause artifacts on an LCD screen?

I have come to notice that certain HSV noise filter values applied to a uniform background colour look horrible when viewed on an LCD screen under certain viewing angles. This is more noticeable on (...
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573 views

Photoshop suddenly shows artifacts on my file

I am running Photoshop CC on Mac OSX 10.9.1. Today I opened one of my PSD files this morning and all of a sudden, these artifacts appear in some layers that have some effects on smart objects (but ...
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15 views

Illustrator preview graphics missing wedge

I am having an issue with illustrator whereby my imagery is showing a missing wedge that I find very annoying. Is there a way to get rid of it?
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27 views

Why do we get blurred marks when uploading PDF?

We have been using Adobe Acrobat Pro DC for years and never had a problem until now. Every time we create a PDF cover and upload it there are blurred marks around the font and the image. We have ...
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40 views

Photo with transparent coloured overlay has lots of artifacts when exported from PS

Ive got a high res photo that ive placed a transparent coloured overlay ontop of. In photoshop this looks fine, but when i export it either by File > Save As > Jpeg or File > Export for web ...