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How do I go about detecting 'fake' hi-res images (TIFF when really JPEG, deliberately upscaled images)?
Fresh5 days ago
Mar 15, 20263665 viewsConfidence Score0%
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Problem
In my line of work I often work with images for print marketing from multiple sources and occasionally when I have asked for hi-res images (instead of initially the low-res ones that they start by giving me), I've been given deliberately upscaled ones instead, and occasionally might suspect the sam…
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Fix for: How do I go about detecting 'fake' hi-res images (TIFF when really JPEG, deliberately upscaled images)?
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To address your second question: How to detect conversion from a lossy format like JPEG to TIFF or PNG A visual way to tell if an image has been previously JPEG compressed is to zoom in on the image and look for signs of discontinuities between 8x8 …
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