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Date Posted: 19:11:46 02/19/03 Wed
Author: James
Subject: Re: PNG Image Size
In reply to: James 's message, "PNG Image Size" on 23:30:06 02/18/03 Tue


Hi James,

This can definitely be normal. JPG is very efficient at compressing color images, but at the expense of losing some image detail. If you continously save an image as JPG you will see the quality degrade. PNG, as most bitmap formats is lossless.

Best regards,

Michel

>I am converting bitmap images (photos) to png images
>and I am finding that the size of the resulting png
>Image file is five times the size of the same bitmap
>converted to a jpeg image. I have the png compression
>set to high also. Is this a normal size differential?
>Or is there somthing else I can do to reduce the png
>image size? I cannot set a transparent color since
>the images are from photos.

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