transparency macro

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poeme
Posts: 5
Joined: Tue Sep 27, 2016 8:30 pm

transparency macro

Post by poeme »

hello
i have found hos to change a white background into transparency but i have not found how to treat 100 pictures to change their white background into transparency.
is it possible and how

i have tried
select all image then ctrl+u
then gif format+option then transparency entry, i have tried 1, 0, 62, ffffff nothing work


thanks for your help
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XnTriq
Moderator & Librarian
Posts: 6336
Joined: Sun Sep 25, 2005 3:00 am
Location: Ref Desk

Re: transparency macro

Post by XnTriq »

Bienvenue sur ce forum, poeme.
poeme wrote:i have tried
select all image then ctrl+u
then gif format+option then transparency entry, i have tried 1, 0, 62, ffffff nothing work
White (R255/G255/B255) would have to have the same palette index in all of your images for this to work.
Could you post a few samples?
poeme
Posts: 5
Joined: Tue Sep 27, 2016 8:30 pm

Re: transparency macro

Post by poeme »

thanks xntriq

seems to wok i have succed thanks
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