I was on my way to realize that :)
what do you think about this?
(I know the pixel at 0,0 is the background...)
convert Atoll.bmp -matte -channel a -evaluate set 50% transparentmap.png
color=`convert transparentmap.png -format "%[pixel: u.p{0,0}]" info:`
convert transparentmap.png -transparent ...
Search found 2 matches
- 2011-07-22T07:03:25-07:00
- Forum: Users
- Topic: general transparency and color full transparency
- Replies: 3
- Views: 6926
- 2011-07-22T06:26:59-07:00
- Forum: Users
- Topic: general transparency and color full transparency
- Replies: 3
- Views: 6926
general transparency and color full transparency
Hello all,
sorry for posting a maybe-stupid question,
but I need to convert an image to PNG and I want the result to:
- have FULL transparency on white
- have general 50% transparency on the rest
All I have available is ImageMagick 6.3.2 (can't upgrade)
so I managed to:
convert Atoll.bmp -matte ...
sorry for posting a maybe-stupid question,
but I need to convert an image to PNG and I want the result to:
- have FULL transparency on white
- have general 50% transparency on the rest
All I have available is ImageMagick 6.3.2 (can't upgrade)
so I managed to:
convert Atoll.bmp -matte ...