PHP 8.4.1 Released!

    Gmagick::separateimagechannel

    (PECL gmagick >= Unknown)

    Gmagick::separateimagechannel — Separates a channel from the image

    Description

    public Gmagick::separateimagechannel(int $channel): Gmagick

    Separates a channel from the image and returns a grayscale image. A channel is a particular color component of each pixel in the image.

    Parameters

    channel

    One of the Channel constant (Gmagick::CHANNEL_*).

    Return Values

    The Gmagick object.

    Errors/Exceptions

    Throws an GmagickException on error.

    Improve This Page

    Learn How To Improve This Page • Submit a Pull Request • Report a Bug
    ＋add a note

    User Contributed Notes

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