imageData and 6.1.1 and bug ?

[Neil Roger]

Hi Ludovic,

The results do look a bit strange via 6.1.1.

Could you please file a report on this issue with RunRev Quality Control 
and we will happily  investigate it further.

Kind Regards,

Neil Roger
--
RunRev Support Team ~ http://www.runrev.com
--
On 28/09/2013 19:42, Ludovic Thébault wrote:
> Hello,
>
> I've a stack created with Livecode 5.
> In this stack, i've a script to replace colors in a png image :
>
>      get the imageData of image "carte"
>
> ## in this picture i've several zones, each with one specific color ex : "234,255,255", "191,255,255",…. and i replace for example the color "191,255,255" with an other color with the numtochar function.
>
> the imageData returned with Livecode 5.5.5 is : ### ? = null character
> ?øˇˇ?????™ˇˇ?™ˇˇ?
> ### with the chartonum function :
> 0 191 255 255 0 0 0 0 0 170 255 255 0 170 255 255
> The script work very well.
>
> an transparent pixel (it's a png picture) have '0 0 0 0' value with chartonum()
>
> the same imageData returned with LiveCode 6.1.1 is :
> ˇøˇˇˇ???ˇ™ˇˇˇ™ˇˇˇ
> ### with the chartonum function :
> 255 191 255 255 255 0 0 0 255 170 255 255 255 170 255 255 255
> so my script doesn't work… some null char aren't null anymore ?
>
> an transparent pixel (it's a png picture) have '0 111 169 69' value with chartonum()
>
>
> What happen ? It's a bug ? Or it's a new comportment and i need to modify my script ?
>
> Thanks !
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