on 8/13/2000 11:29 PM, Scott Raney <[EMAIL PROTECTED]> wrote:
>> The gifs are "optimized"
>> but Windows MetaCard can display them.and the Mac MetaCard can't
>> (properly). The gifs display properly on the Mac in the shareware
>> program gifbuilder. Do I have to take apart the gifs and reassemble
>> them as "unoptimized" to get them to play on the Mac in MetaCard?
>> I'm talkin' 75-100 animations so that doesn't sound like something I
>> want to do.
>
> Just a followup on this: He followed Kevin's advice and sent us the
> GIF files. The "optimization" technique used on these images is
> really a bastardization of the GIF format: it uses the transparency
> mask to store color information rather than what it was intended for.
> While this sometimes results in smaller files, the animations must
> always be rectangular and you can't move them while they're playing.
> We put a hack in the engine to deal with this type of image awhile
> back (set the "constantMask" property of the image to true), but I
> recommend avoiding this type of "optimization" unless file size is the
> #1 concern in your application.
> Regards,
> Scott
What applications other than GifBuilder do this? I'd like to avoid trouble.
Raymond
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