PHP | Imagick mosaicImages() Function

The Imagick::mosaicImages() function is an inbuilt function in PHP which is used to form a mosaic from images. This function uses an image sequence to form a single coherent picture.

Syntax:

Imagick Imagick::mosaicImages( void )

Parameters: This function does not accepts any parameters.

Return Value: This function returns TRUE on success.

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

Program:

<?php

// Create a new Imagick object
$imagick = new Imagick();

// Set the width, height and background
// color of an image
$imagick->newimage(500, 200, 'green');

// Store the images in an array
$imagesArray = [
"https://media.geeksforgeeks.org/wp-content/uploads/20190823154611/geeksforgeeks24.png",
"https://media.geeksforgeeks.org/wp-content/uploads/20190826132815/download7.png"
];

// Set the position of each image
$positionsArray = [
    [0, 0],
    [0, 100]
];

// Adding images from set and setting image pages
for( $i = 0; $i < 2; $i++) {

    $nextImage = new Imagick($imagesArray[$i]);

    $nextImage->resizeimage(300, 300, Imagick::FILTER_LANCZOS, 1.0, true);

    $nextImage->setImagePage(
        $nextImage->getImageWidth(),
        $nextImage->getImageHeight(),
        $positionsArray[$i][0],
        $positionsArray[$i][1]
    );

    $imagick->addImage($nextImage);
}

// Use mosaicImages() function
$result = $imagick->mosaicImages();

// Set the image format
$result->setImageFormat('png');

header("Content-Type: image/png");

// Display the output image
echo $result->getImageBlob();
?>

Output:

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