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imagegd2

(PHP 4 >= 4.0.7, PHP 5)

imagegd2Output GD2 image to browser or file

Description

bool imagegd2 ( resource $image [, string $filename [, int $chunk_size [, int $type = IMG_GD2_RAW ]]] )

Outputs a GD2 image to the given filename.

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Parameters

image

An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().

filename

The path to save the file to. If not set or NULL, the raw image stream will be outputted directly.

chunk_size

Chunk size.

type

Either IMG_GD2_RAW or IMG_GD2_COMPRESSED. Default is IMG_GD2_RAW.

Return Values

Returns TRUE on success or FALSE on failure.

Examples

Example #1 Outputting a GD2 image

<?php
// Create a blank image and add some text
$im imagecreatetruecolor(12020);
$text_color imagecolorallocate($im2331491);
imagestring($im155,  "A Simple Text String"$text_color);

// Output the image
imagegd2($im);

// Free up memory
imagedestroy($im);
?>

Example #2 Saving a GD2 image

<?php
// Create a blank image and add some text
$im imagecreatetruecolor(12020);
$text_color imagecolorallocate($im2331491);
imagestring($im155,  "A Simple Text String"$text_color);

// Save the gd2 image
// The file format for GD2 images is .gd2, see http://www.libgd.org/GdFileFormats
imagegd2($im'simple.gd2');

// Free up memory
imagedestroy($im);
?>

Notes

Note: This function requires GD 2.0.1 or later (2.0.28 or later is recommended).

Note:

The GD2 format is commonly used to allow fast loading of parts of images. Note that the GD2 format is only usable in GD2-compatible applications.

Changelog

Version Description
4.3.2 chunk_size and type were added.

See Also

  • imagegd() - Output GD image to browser or file

 

 

 


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