DJ Mike's Tutorials: PHP

Imagemagick Functions

Description:

bool Imagick::pingImage ( string $filename )

This method can be used to query image width, height, size, and format without reading the whole image in to memory.

Parameters

filename: The filename to read the information from.

Return Values

Returns an array of information about the image.

Example

Ping Info

Array
(
    [imageName] => /home/djmike/public_html/mike/tutorials/php/imagemagick/examples_05/opossum.jpg
    [format] => JPEG (Joint Photographic Experts Group JFIF format)
    [geometry] => Array
        (
            [width] => 176
            [height] => 135
        )

    [resolution] => Array
        (
            [x] => 72
            [y] => 72
        )

    [units] => PixelsPerInch
    [type] => Bilevel
    [colorSpace] => RGB
    [compression] => JPEG
    [fileSize] => 7.16kb
    [rawOutput] => Image: /home/djmike/public_html/mike/tutorials/php/imagemagick/examples_05/opossum.jpg
  Format: JPEG (Joint Photographic Experts Group JFIF format)
  Class: DirectClass
  Geometry: 176x135+0+0
  Resolution: 72x72
  Print size: 2.44444x1.875
  Units: PixelsPerInch
  Type: Bilevel
  Base type: Bilevel
  Endianess: Undefined
  Colorspace: RGB
  Rendering intent: Undefined
  Interlace: None
  Background color: white
  Border color: rgb(223,223,223)
  Matte color: grey74
  Transparent color: black
  Page geometry: 176x135+0+0
  Dispose: Undefined
  Iterations: 0
  Compression: JPEG
  Quality: 80
  Orientation: Undefined
  Properties:
    create-date: 2012-02-08T01:41:02+00:00
    jpeg:colorspace: 2
    jpeg:sampling-factor: 2x1,1x1,1x1
    modify-date: 2012-02-08T01:41:02+00:00
    signature: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
  Tainted: False
  Filesize: 7.16kb
  Number pixels: 23.2kb
  Version: ImageMagick 6.4.8 2009-09-04 Q16 OpenMP http://www.imagemagick.org

)


<?php 
$image = new Imagick(); 
$ping = $image->pingImage("opossum.jpg"); 
$info = $image->identifyimage(TRUE);
echo "<h3>Ping Info</h3>";
echo "<pre>";
print_r($info);
echo "</pre>";
?>

Created by DJ Mike from Santa Barbara