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PHP | Imagick readImageFile() Function

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  • Last Updated : 04 Dec, 2019
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The Imagick::readImageFile() function is an inbuilt function in PHP which is used to read image from open filehandle.

Syntax:

bool Imagick::readImageFile( resource $filename, string $fileName = NULL )

Parameters:This function accepts two parameters as mentioned above and described below:

  • $filehandle: It specifies the file handle.
  • $fileName: It specifies the name of file.

Return Value: This function returns TRUE on success.

Exceptions: This function throws ImagickException on error.

Below programs illustrate the Imagick::readImageFile() function in PHP:

Program 1:




<?php
  
// Create a new imagick object
$imagick = new Imagick();
  
// Create a file handle
$handle = fopen(
  
// Read the image
$imagick->readImageFile($handle);
  
// Display the image
header("Content-Type: image/png");
echo $imagick->getImageBlob();
?>


Output:

Program 2:




<?php
  
// Create a new imagick object
$imagick = new Imagick();
  
// Create a file handle
$handle = fopen(
'rgb');
  
// Read the image
$imagick->readImageFile($handle);
  
// Display the image
header("Content-Type: image/gif");
echo $imagick->getImagesBlob();
?>


Output:

Reference: https://www.php.net/manual/en/imagick.readimagefile.php


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