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imageflip
(PHP 5 >= 5.5.0, PHP 7)
imageflip — Flips an image using a given mode
Description
$image
, int $mode
) : bool
Flips the image image using the given
mode.
Parameters
-
image -
An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().
-
mode -
Flip mode, this can be one of the
IMG_FLIP_*constants:Constant Meaning IMG_FLIP_HORIZONTALFlips the image horizontally. IMG_FLIP_VERTICALFlips the image vertically. IMG_FLIP_BOTHFlips the image both horizontally and vertically.
Examples
Example #1 Flips an image vertically
This example uses the IMG_FLIP_VERTICAL
constant.
<?php
// File
$filename = 'phplogo.png';
// Content type
header('Content-type: image/png');
// Load
$im = imagecreatefrompng($filename);
// Flip it vertically
imageflip($im, IMG_FLIP_VERTICAL);
// Output
imagejpeg($im);
imagedestroy($im);
?>
The above example will output something similar to:
Example #2 Flips the image horizontally
This example uses the IMG_FLIP_HORIZONTAL constant.
<?php
// File
$filename = 'phplogo.png';
// Content type
header('Content-type: image/png');
// Load
$im = imagecreatefrompng($filename);
// Flip it horizontally
imageflip($im, IMG_FLIP_HORIZONTAL);
// Output
imagejpeg($im);
imagedestroy($im);
?>
The above example will output something similar to:
English translation
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Document created the 30/01/2003, last modified the 26/10/2018
Source of the printed document:https://www.gaudry.be/en/php-rf-imageflip.html
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References
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