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
