The Gmagick::getimageformat() function is an inbuilt function in PHP which returns the format of an image.
Syntax:
string Gmagick::getimageformat( void )
Parameters: This function does not accepts any parameter.
Return Value: This function returns the image format in form of string on success.
Below programs illustrate the Gmagick::getimageformat() function in PHP:
Original Image 1:
Program 1:
<?php // require_once('path/vendor/autoload.php');    // Create an Gmagick Object $image = new Gmagick(    // Use getimageformat function to find the // formats of image    $res = $image->getimageformat();    // Display the format sequence of image echo $res; ?> |
Output:
PNG
Original Image 2:
Program 2:
<?php $string = "Computer Science portal for Geeks!";   // creating new image of above String // and add color and background $im = new Gmagick(); $draw = new GmagickDraw();   // Fill the color in image $draw->setFillColor(new GmagickPixel('green'));   // Set the text font size $draw->setFontSize(50);   $metrix = $im->queryFontMetrics($draw, $string); $draw->annotation(0, 40, $string); $im->newImage($metrix['textWidth'], $metrix['textHeight'],          new GmagickPixel('white'));   // Draw the image          $im->drawImage($draw);   $im->setImageFormat('jpeg');   // Gmagick function to get format of created image $res= $im->getimageformat();   // Display the format of image echo $res; ?> |
Output:
jpeg
Reference: http://php.net/manual/en/gmagick.getimageformat.php
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