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 — ある画像を別の画像に合成する
ある画像を、別の画像の指定した位置に合成します。
合成した Gmagick オブジェクトを返します。
エラー時に GmagickException をスローします。
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');
?>