[Typo3-dev] use IM combine funtion in an extension

[Wengrzik, Andreas]

hello,

it looks good i think!
I need the IMAGE()function because i use it with lz_gallery ...
there are some effects which are IMO handled by the IMAGE().

But i think i can extend it with your information!!

Thanks!

> -----Original Message-----
> From: Kraft Bernhard [mailto:kraftb at gmx.net]
> Sent: Tuesday, February 22, 2005 3:44 PM
> To: typo3-dev at lists.netfielders.de
> Subject: Re: [Typo3-dev] use IM combine funtion in an extension
> 
> 
> Wengrzik, Andreas wrote:
> > this looks a little big like an watermark, but i need to 
> combine two image to get an transparent watermark - that will 
> look much better than only text in an image.
> > I also want to use an image not only text...
> 
> You can combine two images using a mask.
> This means you take your main image as background and then 
> put a second image (the overlay image) over it
> using a grayscale mask - in the areas where the mask image is 
> black (i think: or white?) you will see the
> main image and where it is white you will see the overlaid image ...
> 
> So you can use a program like photoshop to create the overlay 
> and mask image and then use the combine function
> to create the watermark on every image ...
> 
> You can combine those images without the need for any TS code 
> filled into some arrays by using:
> 
> t3lib_stdgraphic::combineExec($input, $overlay, $mask, $output);
> 
> If you really need to use the IMAGE() function because you 
> are also doing other stuff and this
> needs to be done via TS then you could add the following TS 
> to your IMAGE-setup (into the array):
> 
> 99 = IMAGE
> 99 {
>    file = /path/to/my/overlay.png
>    offset = 0,0
>    mask = /path/to/my/mask.png
> }
> 
> 
> Hope I understood what you meant and helped ...
> 
> greets,
> Bernhard
> -- 
> Kraft Bernhard
> MOKKA Medienagentur <http://www.mokka.at>
> T: +43 - 1 - 895 33 33 - 50
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