Imagick
PHP 手册

Imagick::steganoImage

(PECL imagick 2.0.0)

Imagick::steganoImageHides a digital watermark within the image

说明

Imagick Imagick::steganoImage ( Imagick $watermark_wand , int $offset )

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.

参数

watermark_wand

offset

返回值

成功时返回 TRUE


Imagick
PHP 手册