10.4 - Operator Details
10.4.1 - Alpha Modify
You can set the level of the alpha channel (transparency) in the area selection you've made in the image using this operator's Amount
A value of 0 00 results in complete transparency. A value of 255 FF results in complete opacity.
Tip: Although the values here are from 0 to 255, they are modified into the 16-bit domain when they are applied. 01 becomes 0101, 99 becomes 9999, FE becomes FEFE and so on.
Only the PNG
image formats save transparency. Save in .png
or an iToolBox
) for anything that uses transparency, or the image's transparency information will be lost. In addition, .png
output, which is intended to be a web-compatible format, only saves 8 bits of transparency information, while the iToolBox
formats save all 16 bits.
The alpha modify operator
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This manual was generated with wtfm
wtfm uses aa_macro and SqLite
wtfm and aa_macro are coded in python 2.7