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EXIF rotation tags exists because it was way more simple for camera manufacturer than actually move the pixels around depending on orientation sensor on camera.
by valisystem 13y ago
EXIF rotation tags exists because it was way more simple for camera manufacturer than actually move the pixels around depending on orientation sensor on camera.
That said, what I don't understand myself is software devs that thinks it's ok to rotate the pixels and saving the image with EXIF tags without updating the rotation one.
- benjamincburns 13y ago> what I don't understand myself is software devs that thinks it's ok to ... Most people, including software developers, think of JPEG as just a bunch of pixels. I think if you were to do a random survey of software developers, most wouldn't know that the rotation field exists, and an appalling percentage wouldn't even know that EXIF exists. Now that I think about it, I wonder what percentage would know that JPEG is a compressed format, let alone the fact that it's lossy...