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Date Posted: 06:59:11 06/20/01 Wed
Author: Michel
Subject: Re: determine filesize before resizing
In reply to: tobias 's message, "determine filesize before resizing" on 05:39:01 06/20/01 Wed

Hi Tobias,

This is hard to do because JPG compression varies greatly. I think the only way would be take some "statistics" on existing imaging and make some averages based on the number of pixels in the source and destination.

Best regards,

>hi, how can i determine in advance how big the
>resulting file will be after resizing ? i want to give
>the user the possibility to set a maximum filesize in
>a program that shrinks jpgs. but i dont want to first
>do the resizing, then look how big the saved file is
>and repeat that until the file is small enough. that's
>way too slow.

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