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Deterioration describes a gradual process - this is not what happens. Files of all sorts can get corrupt - there might be a 'bit flip' (a 0 turns to a 1 or vice versa) during saving, or maybe the sector/NAND cell of your storage device gets faulty (this is called 'bit rot'). Also, it is easy for your operating system (OS) to accidentally delete files - it ...


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Sorry, but pragmatically the answer is no. There is no good way to go from a processed file back to the process used to get there. One can guess, but it's a very hard problem for a computer — it's just too complicated with too many possibilities. (Of course, that's exactly the kind of thing machine learning is good at untangling, but I can pretty much ...


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1280 * 1024 * 10 / 8 = 1638400 bytes. 640 * 480 * 10 / 8 = 384000. Anything smaller than that must be compressed. Specifically, if you see varying file sizes depending on image content, you know that some compression is going on. But really, if you want to do something with the data, you have to know the image format anyway and if you know how to decode ...


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