Imagick::steganoImage
(PECL imagick 2, PECL imagick 3)
Imagick::steganoImage — Hides a digital watermark within the image
Description
public Imagick::steganoImage ( Imagick $watermark_wand , int $offset ) : Imagick
Hides a digital watermark within the image. Recover the hidden watermark later to prove that the authenticity of an image. Offset defines the start position within the image to hide the watermark.
Parameters
-
watermark_wand -
offset
Return Values
Returns true on success.
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https://www.php.net/manual/en/imagick.steganoimage.php