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Date Posted: 06:55:43 03/27/01 Tue
Author: Michel
Subject: Re: CreateDIB Error
In reply to: Chris 's message, "Re: CreateDIB Error" on 17:55:24 03/26/01 Mon


Hi Chris,

I have manipulated images from my digital camera of that size without problems. Try replacing the TImageScrollBox by TImage, which will be less intensive on resources.

Best regards,

Michel

>Hi Michael,
>
>Unfortunatley its difficult for me to tell customers
>and users they have to change operating platforms :)
>
>The way Ive written one of the modules in our
>application is that it imports the photos from a
>digital camera and stores them all on the local disk
>drive. The preview-window only shows 4 photos at a
>time (during the import process it generates a low-res
>preview copy of the primary image). As the user
>scrolls back and forth thru the previews it flashes
>the photos on and off disk so there are only every 4
>low res, and 1 hi-res photo being displayed.
>
>Ive run tests importing 100 640x480 photos -
>importing, processing and then saving to disk. This
>works okay about 7 times before the CreateDIB error
>shows up.
>
>I then try it using 9 hi-res (2048x1564) images and it
>failes the 1st time around ...
>
>Ive checked the code and everything Im freeing
>everything as required ... within the form there are
>5-6 instances of the ImageScrollBox and thats it ...
>
>Has anybody else found a solution to this problem ???
>
>>
>>Hi Chris,
>>
>>I wish I had a solution to this. After testing with
>>MemProof I don't believe there is a resouce leak. So
>>right now I don't have any ideas on how to improve
>>this, other than using Windows 2000 which seems to
>>have better resource handling.
>>
>>Best regards,
>>
>>Michel
>>

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