Imagick::getImageSignature()

Imagick::getImageSignature - Generates an SHA-256 message digest

Syntax

string Imagick::getImageSignature ()

Arguments

-

Description

Generates an SHA-256 message digest for the image pixel stream.

Version

PHP PECL imagick 2.0.0

Return value

Returns a string containing the SHA-256 hash of the file. Throw an ImagickExceptionon error.