crop image

[Mark Waddingham]

On 2024-07-23 14:23, jbv via use-livecode wrote:
> Hi list,
> 
> I have the following script :
> 
>  create image
>  put number of imgs into ni
>  put id of img ni into tid
>  set filename of img id tid to myFile
>  put imageData of img id tid into pimage
> -- many lines for imagedata analysis
>  crop image id tid to rect trect
> 
> I get this error :
>  crop: object is not an image

That is a slightly misleading error...

'crop' does not operate on images which are referenced - i.e. use a 
filename

To crop such an image, load the data into the image:
    set the text of img id tid to url ("binfile:" & myFile)

Hope this helps.

Warmest Regards,

Mark.

-- 
Mark Waddingham ~ mark at livecode.com ~ http://www.livecode.com/
LiveCode: Build Amazing Things