Imagick::modulateImage
(No version information available, might be only in CVS)
Imagick::modulateImage — Control the brightness, saturation, and hue
Description
bool Imagick::modulateImage
( float $brightness
, float $saturation
, float $hue
)
WarningThis function is
currently not documented; only its argument list is available.
Lets you control the brightness, saturation, and hue of an image. Hue
is the percentage of absolute rotation from the current position. For
example 50 results in a counter-clockwise rotation of 90 degrees, 150
results in a clockwise rotation of 90 degrees, with 0 and 200 both
resulting in a rotation of 180 degrees.
Parameters
-
brightness
-
-
saturation
-
-
hue
-
Return Values
Returns TRUE on success.
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