Imagick::getImageImagick::getImageAlphaChannel
()
Imagick::getImageAlphaChannel — Gets the image alpha channel
Beschreibung
int Imagick::getImageAlphaChannel
( void
)
Gets the image alpha channel value. The returned value is one of the alpha channel constants. This method is available if Imagick has been compiled against ImageMagick version 6.4.0 or newer.
Rückgabewerte
Returns a constant defining the current alpha channel value. Refer to this list of alpha channel constants.
Fehler/Exceptions
Wirft ImagickException bei Fehlern.
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