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PHP | Imagick decipherImage() Function

  • Last Updated : 31 Oct, 2019

The Imagick::decipherImage() function is an inbuilt function in PHP which is used to decipher an image which has been enciphered before.


bool Imagick::decipherImage( string $passphrase )

Parameters: This function accepts a single parameter $passphrase which holds the passphrase value or the key to decipher the image.

Return Value: This function returns TRUE on success.

Below program illustrates the Imagick::decipherImage() function in PHP:


/* Create a new Imagick object 
which is an enciphered image 
with passphrase 'GeeksforGeeks' */
$imagick = new Imagick(
// Applying the decipher() function
header("Content-Type: image/png"); 
// Display the output image 
echo $imagick->getImageBlob();



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