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Fit image A into B with even border
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| # This takes an image with an arbitrary aspect ratio and figures out the thickness of the border | |
| # necessary to fit that image into an arbitrarily sized page while preserving the image's aspect ratio | |
| # AKA: I'd like to center a randomly sized image into a standard (or also randomly) sized frame | |
| # AKA: I want to put this image into this frame but I want an even border and I don't want to crop my image | |
| imageWidth = 1080 | |
| imageHeight = 1920 | |
| pageWidth = 24 | |
| pageHeight = 36 | |
| imageAR = imageHeight/imageWidth | |
| borderThickness = ((pageHeight/imageAR-pageWidth)*imageAR)/(-imageAR + 1) | |
| print( "Border Thickness:", borderThickness) | |
| print("Image AR:", imageAR) | |
| print("Confirm AR in page with border thickness:",(pageHeight-borderThickness)/(pageWidth-borderThickness)) |
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