Questions tagged [visual-artifacts]
Visual artifact is usually some kind unwanted result/object in an image, often due to lossy compression. Examples could be pixelation, "blotches", texture corruption.
42 questions
1
vote
1
answer
50
views
Illustrator SVG Stitching Artifact Problem (complex)
I have a complex problem. I use a GIS program (QGIS) to create topographic maps and export them as SVGs because I need them in vector form. The program exports nice-looking SVGs but they are broken up ...
- 111
1
vote
0
answers
272
views
Generate high resolution JPEG artifacts
I'm working on generating JPEG DCT artifacts from a high-resolution random noise texture. Due to the large size of the original image (4243x6000 pixels), I'm providing a screenshot for reference. ...
- 111
0
votes
0
answers
271
views
Remove conflation artifacts from output SVG
I'm seeing conflation artifacts when I output an AI to SVG from Illustrator. I see this in Inkscape, Chrome, Firefox, and in Flutter apps.
I don't see these artifacts in the AI file:
or when I ...
- 147
0
votes
0
answers
92
views
Remove unneeded lines from downloaded asset
When I export the moon and stars group on the left side of this asset as PNG, I notice these thin white lines:
In Illustrator these lines are not as pronounced, but I see a hint of them, like here:
...
- 147
0
votes
2
answers
217
views
Embedded logo is butchered with artifacts in Illustrator - bug?
I created a vector logo in Illustrator as an AI file. When I place this logo into a new AI file (embedding it by unchecking "Link" during the Place process), the vector now appears with ...
- 864
1
vote
2
answers
3k
views
Gimp: How to despeckle old scanned document
The sample image below was overly dotted with block spots. How are the spots removed (or at least reduced) using Gimp, please? I have tried the Despeckle filter but it seems to have no effect on the ...
- 115
1
vote
1
answer
71
views
Removing a glowing Artifact from a series of 200-300 photos (Animation)
So I've created a series of photos with Blender tying together into an animation but there's a glowing ring artifact in approximately 200 images that I would like to get rid of. Is there any way to ...
- 11
1
vote
1
answer
1k
views
Illustrator - Clipping mask has untidy edges
I'm attempting to draw a basic "armorial achievement" (aka a "coat of arms"). I have a shield outlined with a bold stroke and there is a diagonal white stripe that passes through the shield.
I used ...
- 212
6
votes
3
answers
1k
views
How to approach cleaning up an emergent moire pattern in a low resolution image?
This sample image is a screenshot taken from the TV series Matlock (Season 1 episode 10) and exhibits a very strong moire effect. There is also additional composite artifacts which add a rainbow to ...
- 161
1
vote
3
answers
2k
views
How to fix horizontal lines from JPG compression in an image?
I have a geometric wallpaper that I downloaded for my phone, but it has these horizontal lines in it, from what a presume is an artifact of JPG compression. Any thoughts on how to fix?
0
votes
2
answers
785
views
Illustrator exporting strange artifacts with Visio objects
I created a PDF file via Microsoft Visio (a scalable diagramming tool). Later on I decided to make some changes. Visio kinda' sucks, so I decided to swap over and modify it with Adobe Illustrator ...
- 717
0
votes
2
answers
7k
views
How to remove artifacts at the edge of a GIF?
Open this image in Mozilla or Chrome browser, So you show the display some white pixels in the outer side of gif.
I didn't apply any effect, just used two flat colors and round or text in that.
How ...
0
votes
1
answer
2k
views
Red Suffers More Artifacts Than Other Colours. Why? [duplicate]
The Red Compression Issue
Red is one of the colours I use most often in my graphic design for marketing. However, despite it being a good colour to use in marketing advertisements, it also suffers ...
- 1,697
-1
votes
3
answers
1k
views
Font hinting, and/or something else? Avenir Next letter U (mainly) appears larger and elevated
Avenir Next (mainly the bold weight, but also Roman) displays incorrectly at sizes around 20pt and at a viewing size of between 75% and 100% in the Adobe Creative Suite apps. The result is filling in ...
- 1
1
vote
1
answer
3k
views
How to fix PNG transparency artefacts?
I finally had this issue come up again today, and I'd like to track down what's causing it...
Occasionally when saving/exporting a large PNG image (8000+px x 8000+px) with transparency (via ...
- 31
0
votes
0
answers
1k
views
Imported image looks good in Inkscape but pixelated in the exported PDF
I want to import some images into my design. I have removed the background in Gimp and when I import them into Inkscape they look almost fine:
But when I export as PDF they are pixelated:
What you ...
- 221
0
votes
1
answer
1k
views
Overlapping elements creating artifacts
I am creating a PDF for printing, and I got some weird artifacts on places where elements with the same color overlap.
My workflow is from Illustrator to InDesign to PDF, and to be honest I dont know ...
- 101
4
votes
4
answers
22k
views
How do I optimize an animated gif for Google AdWords?
Creating GIFs designed for the Google AdWords platform can be tricky, given the file-size constraint of 150Kb.
I looked for examples online and found this page: http://bannerspiration.com/gif
Not ...
- 81
0
votes
2
answers
7k
views
Photoshop text layer has jagged edges
I have created a text layer in Photoshop. The corners of the text have jagged edges, how can I display my text without the jagged edges?
- 55
-3
votes
2
answers
446
views
reasons of loss in image quality in subsequent photocopy [closed]
kindly give the reason of defect I have shown in subsequent photocopy made by Kyocera taskalfa 300i, kindly also describe the defect name and reasons. I am attaching the microphotograph image
1
vote
1
answer
6k
views
Why is my preview pixelated when not at 100% zoom?
I have this weird thing in Photoshop (CS5): When I'm zoomed in at 100% my lines are really smooth, but as soon I'm under 100% or over 100% they look weird, like this:
This is how they look at 100%:
- 11
2
votes
1
answer
92
views
Pattern brush imperfections on PSD file. Issue with faint lines on areas of artwork
I created a circular motif in AI based on circles populated by a self generated pattern brush.
Having completed the work I exported the document as a PSD file to add some textures in Photoshop. On ...
- 51
0
votes
1
answer
626
views
GIF Photoshop images are not clear after saving
I have created an image in Photoshop with three layers but after saving as a GIF and if I view it in Browser, the animation is dotted and not clear.
If anybody has some idea why please share.
-1
votes
3
answers
1k
views
images become blurry after resizing ? gimp ebay
For ebay shop I've created this image:
You can see that the image is perfect. but the problem that after I upload it to ebay. the quality is changed, and the picture become pixelated, as you can see ...
- 21
2
votes
3
answers
2k
views
How can I resolve this gradient issue on a TV screen?
I am having an issue with a logo designed for my company.
The design consists of the company name with a circular gradient behind it. This image is used frequently on TVs, as it is for a film company,...
2
votes
1
answer
959
views
adobe illustrator to pdf gives strokes around path [duplicate]
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)
- 23
1
vote
0
answers
168
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 ...
- 113
0
votes
2
answers
1k
views
Why photoshop distort imported image?
I've made a screenshot of my phone screen and imported it in Photoshop by dragging from disk. However it's clean "as-is" image of the phone screen, it has appeared in photoshop slightly blurred. How ...
- 103
7
votes
1
answer
116
views
Logic behind displacement of notches when avoiding inverse trapping artefacts in SVG
I have a question that is based on the GD@SE question, "Is there a reason Hillary Clinton's logo has hidden notches?". Like that questions, this question is purely about graphic design and not ...
7
votes
6
answers
92k
views
Scale down an image in GIMP without losing resolution
How do I scale down an image to a smaller size in GIMP without an unnecessary loss of resolution? I know that I am losing too much image resolution because when I downscale the same image using HTML ...
- 828
4
votes
1
answer
1k
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 ...
1
vote
1
answer
63
views
How to reduce web artfacts?
Got a real issue with web artifacts. I create a photoshop image with text and it's crisp, save it for web at 80% and still crisp. As soon as that image is rendered by a web browser it has a lot of ...
- 11
-5
votes
4
answers
15k
views
How can I get a sharp logo in my website?
When I upload my logo in png, it's coming with a pixelated white edge. When I send in jpeg, it's not sharp enough. How should I do it?
7
votes
4
answers
8k
views
How to get rid of these outline artifacts in an Inkscape SVG trace?
I can get good trace results in Inkscape converting a bitmap to a vector image - except for these persistent thin outline artifacts. They resemble a topographic map and pretty much ruin the trace.
...
- 1,631
6
votes
1
answer
3k
views
Space between 2 paths in Illustrator
How can I align 2 paths perfectly? No matter what I do I get a little space (gap between the 2 paths I create, and they are straight lines not as I saw in other questions with pixel problems)
An ...
- 163
1
vote
0
answers
304
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 (...
- 1,302
1
vote
0
answers
1k
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 ...
- 111
4
votes
3
answers
137
views
Can adjusting color (or grayscale) properties of an image affect its visibility in daylight?
I'm trying to find ways to make images more visible under daylight (i.e., when daylight reflects off the image screen/print). For my project, I want to display digital images on an electronic display ...
- 43
2
votes
4
answers
3k
views
Save for Web & Devices in Illustrator CS5 Causes Artifacts on Large Files
I am saving with these settings:
And ending up with weird transparent line artifacts:
The ai file does not have this, and the path has nothing near the place where the lines are showing:
From what I ...
- 123
1
vote
3
answers
105
views
What is the best technology for producing a video like this?
In order to produce a video like this...
http://www.stumbleupon.com/su/1rjWQH/www.youtube.com/watch%253Fv%253Ddv4j4bguYYk
What tool would you use? Flash? Or there's a better tool?
Thanks
- 145
7
votes
3
answers
3k
views
Why are certain colors more prone to compression artifacts than others?
I most often see this with compressed video, but I've also seen it often enough with JPEG images. Many times blacks, reds, and other generally dark colors seem to be especially prone to compression ...
- 746
8
votes
1
answer
4k
views
Removal of scanning artifacts
I've had a couple of times when working with scanned images where the piece I need is obscured or otherwise blemished by things such as halftoning in the case of printed items or moire effects when ...
- 746