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David in Яuislip

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Everything posted by David in Яuislip

  1. As realised by Lichtenberg in 1786 so that folding paper in half maintains the aspect ratio
  2. After creating the marquee, select the layer then Cut & Copy will be available
  3. From V1 Help Mathematical constants For general use throughout the user interface. Input Constant pi, π For Pi phi, gr, φ For golden ratio root2, rad, rt For Pythagoras’s constant e Euler’s constant e to me is Euler's number ie 2.7 and a bit, base of natural logs Euler's constant is 0.57721 and a bit so I'm not sure what the help means Whatever, e doesn't work whereas pi, phi and root2 do so I suspect it's a Serif fart
  4. This page may help https://claudiamatosa.com/resources/gamut-masking?mask=analogous&rotation=360
  5. Right half copied, flipped, moved and rotated to sort of match the original Top left now has transparent triangle due to the rotation so that's cloned back in Mask left top 1/4, curves to lighten, white to black gradient added to mask Centre blocks - top three copied twice and moved down, stretched, trimmed with polygonal marquee, edges blurred with soft blur brush, white balance +10% for a bit of warmth Merge visible and a magnificent cheat to finish the base of the vase, not correct but was very quick and it's close enough for jazz Far better to go back and reshoot SilkPurse.zip
  6. If you have Windows you can install G'MIC plugins and try Details/Equalize Local Histograms or Local Contrast Enhancement There's a discussion here https://discuss.pixls.us/t/feature-request-contrast-limited-adaptive-histogram-equalization-clahe/6573/18 where the plugin creator, David Tschumperlé, contributes Attached zip file contains three images: base, equalized and enhanced using default parameters fox.zip
  7. Isolate drawn lines using blend ranges - cog in layers panel Merge visible twice Set top layer to multiply and merge down Turn off new layer On first layer reset blend ranges Rectangular marquee around the drawn lines with a decent margin Edit/Inpaint
  8. I've always liked Excel, it was a massive improvement over Lotus123 which itself was a ginormous improvement over Visicalc which had replaced the sliderule. A quick google search reveals that there are Excel addins that can do qrcodes including one here https://www.keepautomation.com/purchase/ which works with my ancient Excel 2010 and costs $169 I suspect that any output would be raster which may be good enough but in the extremely unlikely event of my needing to do this in the future then I'll stick with Python
  9. That's all well and fine but you need to be clever I don't expect Publisher users to be capable of coding but I think it's reasonable that they have a fair command of a spreadsheet Knocking out a 2 column, 1000 row csv takes less than a minute in Excel However, if the OP wants each label to be different rather than 4 identical labels per page then my csv example was a bit daft and should've been Qrcode1,Qrcode2,Qrcode3,Qrcode4,file1,file2,file3,file4 ABC00000001,ABC00000002,ABC00000003,ABC00000004,ABC00000001.svg,ABC00000002.svg,ABC00000003.svg,ABC00000004.svg ABC00000005,ABC00000006,ABC00000007,ABC00000008,ABC00000005.svg,ABC00000006.svg,ABC00000007.svg,ABC00000008.svg Anyway, Publisher took 59.87s to generate 250 pages which I think is far from shabby No GUI niceties, all defaults, lots of scope for improvement but it gets the job done 🙂
  10. Well I didn't even notice the Error correction level dropdown in Inkscape but that hardly makes me a bad person... Anyway, I had another thought about this and as a csv file is needed for the Data Merge I decided to start with that and write some code to read it and make the svg's So, QRcodes.csv looks like this Qrcode,file ABC00000001,ABC00000001.svg ABC00000002,ABC00000002.svg .. ABC00001000,ABC00001000.svg Place the attached Python file in the same folder and run it [Windows] Open a Powershell window, run it with .\SVGqrcodes_from_csv.py and with a bit of luck you'll see something like this PS D:\ProgramsD\PythonMine\QRcode> .\SVGqrcodes_from_csv.py 1000 files in 4.217762 s The svgs will be written to a sub-folder SVGqrcodes_from_csv.py
  11. No because premultiplied alpha gifs don't exist There is no alpha channel in a gif, in fact there are no channels The format uses a colour table with up to 256 values mapped to particular colours. One of these can represent transparency in which case there can be up to 255 colours It's probably easier to see this with Photoshop which has a proper Indexed Color mode The image below has been saved as a 16 colour gif with transparency, you can see the transparency marker at the extreme right of the table
  12. If you need an svg then it's best to stay away from layer fx as they'll rasterise For a simple drg like yours why not just usestrokes? LogoSoar.svg
  13. Oh well, all in goodtime I suppose. Have a like, it won't do any harm 🙂
  14. If you can't do it then it's officially impossible. Should save @storello some time
  15. Shame, if you put your details in your signature then it'll stop people like me from raising your hopes too much 🙂 It seems that some have got it working with Gimp on a mac but I'll bet it's a struggle https://gmic.eu/download.html
  16. Try setting the text colour to something and the layer opacity to 1% This example has black text over the image, the text is searchable and selectable Using Publisher V1 & Chrome to view the pdf
  17. You could try G'MIC Banding Denoise This is a very quick attempt using a filter that I didn't know existed until a few minutes ago so better choice of parameters may well improve the result. Some artifacts appear but to my mind they're preferable to the banding Good luck DSC02181after.zip
  18. Develop persona Blackpoint 25% Highlights -70% WB Temp 6% Photo persona Sponge to desaturate red eyes Sharpen to taste Also try duplicating the layer, set blend mode to multiply and opacity to ~35%
  19. Inkscape/Extensions/Render/Barcode/QR code on the left v_kyr's on the right Both decode with https://products.aspose.app/barcode/recognize/qr# to ABC00000001 It's times like these that I realise that I know nothing Nice one @v_kyr
  20. Spot on, have a like I doubt that they'll find it. I made a suggestion ages ago that there should be a seperate category for user provided xml files so that they didn't get lost in the forum noise but that went down like a lead zeppelin
  21. Photo uses the lensfun database for lens corrections but it's not the greatest at identifying lenses. Sometimes this can be overcome by modifying the lensfun data and including the mods as an xml file which will supersede anything that Photo has in its basic catalogue The 16mm lens is currently here https://github.com/lensfun/lensfun/blob/master/data/db/mil-canon.xml#L1106 xmls start with <!DOCTYPE lensdatabase SYSTEM "lensfun-database.dtd"> <lensdatabase version="2"> end with </lensdatabase> and the lens stuff from lensfun goes in between. Then it's a matter of sorting out what Photo needs to auto detect the lens and exiftool is very useful for that. Your lenses were easy as I'd answered a query about the 16mm a year ago and realised that it needed the Canon number 288 So now you know what I know which should help in creating xmls for lenses you may obtain in the future Regarding the EF70-300mm f/4-5.6 IS II USM, there is no entry in the lensfun database however all is not lost If you download the Adobe DNG converter it will create a directory C:\ProgramData\Adobe\CameraRaw\LensProfiles\1.0\Canon which contains Canon (Canon EF 70-300mm f4-5.6 IS II USM) - RAW.lcp and lcp files can be loaded into the Affinity LensProfiles folder just like an xml. I can't provide the lcp due to Adobe copyright but I found a random raw on the www and the lens is auto detected in Photo V1, good luck Indeed it does but that's for someone clever from Nottingham to explain RF16f28.xml
  22. Try placing the attached file in the LensProfiles folder and restart Photo It auto detects both lenses in V1 CanonR7-280-286.xml
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