"Sang Go" <sanghgo_at_gmail.com> writes:
> I wanted to also offer a little more background into why the file
> size, date and time are not modified, but the binary content is
> modified. Whenever compressed images are modified, image quality is
> reduced, but JPEG offers a feature to rotate the image without any
> reduction in quality. That is why the file size is identical (and I
> imagine the checksum would be the same as well), but the actual
> contents are different.
Just FYI, the checksum would be different. Otherwise, there really is
no change to the file.
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Received on 2008-02-04 19:31:00 CET