(PHP 3, PHP 4 >= 4.0b1)
ImageColorTransparent -- Define a color as transparent
Description
int imagecolortransparent (int im [, int
col])
ImageColorTransparent() sets the transparent
color in the im image to
col. Im is the
image identifier returned by ImageCreate() and
col is a color identifier returned by
ImageColorAllocate().
The identifier of the new (or current, if none is specified)
transparent color is returned.