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imagejpeg

Name

imagejpeg — Outputs a JPEG image.

Synopsis

int imagejpeg(image[, file][, quality]);
int image: Image identifier
string file (optional): Filename
int quality (optional): Image quality

Returns

TRUE on success; FALSE on error

Description

imagejpeg() creates and outputs a JPEG file from memory. An optional filename writes the JPEG file to disk; otherwise, the image is sent directly to the client in binary form. If you want to alter the quality but not write the image to a file, use an empty string ("") as the filename.

Version

Existing since version 4.0

Example

Example 426. Output a JPEG file

header("Content-type: image/jpeg");
$im = imagecreate(200, 200);
$green = imagecolorallocate($im, 0, 255, 0);
imagefill($im, 0, 0, $green);
// no image name
imagejpeg($im, "", 60);
imagedestroy($im);



PHP Functions Essential Reference. Copyright © 2002 by New Riders Publishing (Authors: Zak Greant, Graeme Merrall, Torben Wilson, Brett Michlitsch). This material may be distributed only subject to the terms and conditions set forth in the Open Publication License, v1.0 or later (the latest version is presently available at http://www.opencontent.org/openpub/). The authors of this book have elected not to choose any options under the OPL. This online book was obtained from http://www.fooassociates.com/phpfer/ and is designed to provide information about the PHP programming language, focusing on PHP version 4.0.4 for the most part. The information is provided on an as-is basis, and no warranty or fitness is implied. All persons and entities shall have neither liability nor responsibility to any person or entity with respect to any loss or damage arising from the information contained in this book.

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