Gmagick::compositeimage

(PECL gmagick >= Unknown)

Gmagick::compositeimage — Composite one image onto another

说明

public Gmagick::compositeimage ( Gmagick $source , int $COMPOSE , int $x , int $y ) : Gmagick

Composite one image onto another at the specified offset.

参数

source: Gmagick object which holds the composite image.
compose: Composite operator.
x: The column offset of the composited image.
y: The row offset of the composited image.

返回值

The Gmagick object with compositions.

错误／异常

错误时抛出 GmagickException。

User Contributed Notes

Paul Janik 07-Sep-2011 06:59


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.

wallace Lau kok poh 04-Aug-2011 12:03


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');



?>