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Imagick::getImageSignature

(no version information, might be only in CVS)

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

Description

string Imagick::getImageSignature ( void )

Warning

This function is currently not documented; only the argument list is available.

Warning

This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change without notice in a future release of PHP. Use this function at your own risk.

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

Parameters

Return Values

Returns a string containing the SHA-256 hash of the file, throwing an ImagickException on error.

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