(PHP 4, PHP 5)
imagecolorresolve — Get the index of the specified color or its closest possible alternative
This function is guaranteed to return a color index for a requested color, either the exact color or the closest possible alternative.
If you created the image from a file, only colors used in the image are resolved. Colors present only in the pallete are not resolved.
Zasób obrazu, zwrócony przez jedną z funkcji tworzących obrazy, taką jak imagecreatetruecolor().
Value of red component
Value of green component
Value of blue component
Returns a color index.