Convert transparent PNG on import?

Marty Knapp martyknappster at
Mon Feb 2 16:43:33 EST 2015

I had hoped for an on-the-fly remedy to this like Jacque suggested, but 
it sounds like I'll have to go with something along the lines of what 
Richmond and Scott have suggested. Thanks everyone. Better yet would be 
the bug getting fixed! It would be nice if there was a way to know if 
the bugs you've reported were going to be addressed or not . . .

Marty K
> After I posted, it also occured to me that not all transparent images 
> use white as the alphadata color. So without transparency, you might 
> end up with a purple or orange image you didn't expect. Hadn't thought 
> of that. So yeah, probably wouldn't work on a couple of levels.
> On 2/2/2015 2:15 PM, Scott Rossi wrote:
>> That’s an interesting idea, but I don’t think it will work in many 
>> cases because the translucent portions of an image still need to be 
>> blended against something.  Just removing the alphaData gets rid of 
>> the blending, and for example, will make the soft edge of a an 
>> antialiased curve jagged.
>> Regards,
>> Scott Rossi
>> Creative Director
>> Tactile Media, UX/UI Design
>> On Feb 2, 2015, at 11:39 AM, J. Landman Gay 
>> <jacque at> wrote:
>>> On 2/2/2015 12:56 PM, Scott Rossi wrote:
>>>> Do your users go through an import process?  If yes, and you can
>>>> determine which images are PNGs (by file suffix for example), then
>>>> you might be able to replace the contents of the imported PNG with a
>>>> snapshot of its position on the card.  Export a snapshot of the card
>>>> using the PNGs rect to a variable, and then set the text of the
>>>> imported image to the variable.
>>> Could you do something with the alpha channel instead? Like, set it 
>>> to empty?
>>> -- 
>>> Jacqueline Landman Gay         |     jacque at
>>> HyperActive Software           |

More information about the Use-livecode mailing list