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Even without a GPU, the JPEG format itself allows for totally lossless rotation. It is also quite fast, and doesn't require reading and writing every pixel in t
by ryandrake 1y ago
Even without a GPU, the JPEG format itself allows for totally lossless rotation. It is also quite fast, and doesn't require reading and writing every pixel in the image.
- thunderfork 1y agoIsn't this only true for images where the resolution is divisible by the block size or something like that? IIRC in other cases you have to cut the edge of the image off (rounded to the nearest block) or recompress those edge blocks