(PECL imagick 2, PECL imagick 3)

Imagick::getImageChannelExtremaGets the extrema for one or more image channels


This function has been DEPRECATED as of Imagick 3.4.4. Relying on this function is highly discouraged.


public Imagick::getImageChannelExtrema(int $channel): array

Gets the extrema for one or more image channels. Return value is an associative array with the keys "minima" and "maxima".

Elenco dei parametri


Provide any channel constant that is valid for your channel mode. To apply to more than one channel, combine channeltype constants using bitwise operators. Refer to this list of channel constants.

Valori restituiti

Restituisce true in caso di successo.


Lancia una ImagickException in caso di errore.

add a note add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top