Re: JPG SaveQuality - How To Do -- Envision Support Forum

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Date Posted: 17:36:49 10/12/05 Wed
Author: Michel
Subject: Re: JPG SaveQuality - How To Do
In reply to: Udo Marten 's message, "JPG SaveQuality - How To Do" on 00:26:26 09/28/05 Wed

Hello Udo,

That is very strange. Your code looks correct. Try using a runtime cast,

(Graphic as TJpegGraphic).SaveQuality := 80;

Also make sure you included the EnJpgGr unit in a uses clause.

Best regards,

Michel

>Following code results in Error: "Undefined:
>SaveQuality"
>
>procedure TForm1.ImageScrollBoxBeforeSave(const
>Sender: TImageScrollBox;
> const Graphic: TDibGraphic);
>begin
> if Graphic is TJpegGraphic then
> begin
> if Graphic.ImageFormat = ifTrueColor then
> begin
> TJpegGraphic(Graphic).SaveQuality := 80;
> end
> end
>end;
>
>How can I compress Jpg-Images ?

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