The second parameter, $COMPOSE, has 3 usable values:
1 = the image is displayed normally;
2 = the image is displayed on a white background;
3 = the image is display in black on a white background;
Paul.(PECL gmagick >= Unknown)
Gmagick::compositeimage — Composite one image onto another
Composite one image onto another at the specified offset.
sourceGmagick object which holds the composite image.
COMPOSEComposite operator.
xThe column offset of the composited image.
yThe row offset of the composited image.
The Gmagick object with compositions.
Wirft bei einem Fehler eine GmagickException.
The second parameter, $COMPOSE, has 3 usable values:
1 = the image is displayed normally;
2 = the image is displayed on a white background;
3 = the image is display in black on a white background;
Paul.Quick script for stamping a small image on a large image
#!/usr/bin/php
<?php
// <wallace@wallacelau.com>
//Instantiate a new Gmagick object
$imgMain = new Gmagick('Torso_F.tiff');
// get the image width
$width = (int) ($imgMain->getimagewidth() /2) - 150;
//Instantiate a barcode img Gmagick object
$imgBarcode = new Gmagick('barcode.jpeg');
//stamp the barcode on top of the Main image
$imgMain->compositeimage($imgBarcode, 1, $width, 150);
//Write the current image at the current state to a file
$imgMain->write('withBarcode.tiff');
?>