TAZ.VOLL Posted August 31, 2023 Posted August 31, 2023 Looking into the shadows of one of my photos I found these lines of colour separation, I've noticed it before and wondered if there were anyways to get rid of them or am I doing something wrong. I can't even blur them out, It's a puzzle to me, and it's happened a few times now. Quote
Staff Lee D Posted September 4, 2023 Staff Posted September 4, 2023 @TAZ.VOLL Welcome to the forums. What colour mode & format is your image currently set to as you may want to try converting it to another. What format is the images you're opening and it's resolution? TAZ.VOLL 1 Quote
Old Bruce Posted September 4, 2023 Posted September 4, 2023 On 8/31/2023 at 2:34 PM, TAZ.VOLL said: one of my photos I found these lines of colour separation To my eye that looks like JPEG compression artifacts. And my knowledge of how to deal with them is that it is not easily "fixed". I will yield to more knowledgeable people, myself I have found that a bit of Gaussian blur may take some of the edge off. TAZ.VOLL 1 Quote Mac Pro (Late 2013) Mac OS 12.7.6 Affinity Designer 2.5.7 | Affinity Photo 2.5.7 | Affinity Publisher 2.5.7 | Beta versions as they appear. I have never mastered color management, period, so I cannot help with that.
smadell Posted September 4, 2023 Posted September 4, 2023 1) Make sure you have “Dither Gradients” turned ON in Settings > General 2) Make sure your document is set to 16 bits. This sort of color banding is really common with 8 bit gradients. purplie and TAZ.VOLL 2 Quote Affinity Photo 2, Affinity Publisher 2, Affinity Designer 2 (latest retail versions) - desktop & iPad Culling - FastRawViewer; Raw Developer - Capture One Pro; Asset Management - Photo Supreme Mac Studio with M2 Max (2023); 64 GB RAM; macOS 13 (Ventura); Mac Studio Display - iPad Air 4th Gen; iPadOS 18
TAZ.VOLL Posted September 4, 2023 Author Posted September 4, 2023 1 hour ago, Lee D said: @TAZ.VOLL Welcome to the forums. What colour mode & format is your image currently set to as you may want to try converting it to another. What format is the images you're opening and it's resolution? Quote
TAZ.VOLL Posted September 4, 2023 Author Posted September 4, 2023 Is that an answer I've posted? I've used AP for years now but I stick to manipulating photos. Have I saved from Topaz in the wrong colour mode? Heard 16 bit was high quality so just selected it. Thanks for any further comments. Sorry I was so slow to get back, I have a great excuse, but won't bother you with it. I also thought I would get notifications for some reason, but anyway, thanks. Quote
TAZ.VOLL Posted September 4, 2023 Author Posted September 4, 2023 1 hour ago, Old Bruce said: To my eye that looks like JPEG compression artifacts. And my knowledge of how to deal with them is that it is not easily "fixed". I will yield to more knowledgeable people, myself I have found that a bit of Gaussian blur may take some of the edge off. Before I would have agreed straight away, but I'm pretty sure I have the same on my .afphoto file...... Yes I have. BUT!! I just realised I dragged the clouds from my assets, they could be the culprit......Mmmm So your advice could be spot on, I'll try slightly blurring them before I add to the main picture. Thanks I'll let you know if it works. Quote
TAZ.VOLL Posted September 4, 2023 Author Posted September 4, 2023 1 hour ago, smadell said: 1) Make sure you have “Dither Gradients” turned ON in Settings > General 2) Make sure your document is set to 16 bits. This sort of color banding is really common with 8 bit gradients. Never seen it, Will try it... Thank you very much, I'll be sure to let you know if it works. Quote
TAZ.VOLL Posted September 4, 2023 Author Posted September 4, 2023 OK, It's the Assets, they are causing the lines. Dither gradients was turned on, Thanks. Unfortunately that could not recpair the lines. I found the only way to completely eliminate the break up was to Gaussian blur straight away, however even this was not a great remedy. I could also just darken the lines and they disappeared, but that seems, well, just not right. Could not see anyway to convert the assets to original photo specs and if it was done automatically it didn't work. Anybody know where I can get a whole bunch of new Skies presumably 16bit or high quality at least....😂 Do you all think that would be the best solution, I don't use them that often so it's very frustrating when they cause so much work. I want to thank you all for giving me good advice and ideas, it's great when other people give your brain a shake up...😂😂 Quote
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