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Gmagick::getimagesignature

(PECL gmagick >= Unknown)

Generates an SHA-256 message digest

public string Gmagick::getimagesignature ( void )

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

Returns:

Returns a string containing the SHA-256 hash of the file.

Exception:

Throws an GmagickException on error.

Links:

http://php.net/manual/en/gmagick.getimagesignature.php

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2016-02-24 16:00:12

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