DJ Mike's Tutorials: PHP

ImageMagick Functions

Imagick::setCompression

Description:

bool Imagick::setCompression ( int $compression )

Sets the object's default compression type

Parameters:

compression:

A compression constant

• imagick::COMPRESSION_UNDEFINED
• imagick::COMPRESSION_NO
• imagick::COMPRESSION_BZIP
• imagick::COMPRESSION_FAX
• imagick::COMPRESSION_GROUP4
• imagick::COMPRESSION_JPEG
• imagick::COMPRESSION_JPEG2000
• imagick::COMPRESSION_LOSSLESSJPEG
• imagick::COMPRESSION_LZW
• imagick::COMPRESSION_RLE
• imagick::COMPRESSION_ZIP

Return Values

Returns TRUE on success.

Example

Quality: 80 Size = 7327 bytes

Quality = 25 Size = 2755 bytes

<?php 
$image = new imagick( "opossum.jpg" ); 
$image->setCompression(imagick::COMPRESSION_JPEG);
$image->setCompressionQuality(25);
$image->setformat("jpeg");
header( "Content-Type: image/jpeg" ); 
echo $image;
?>

^

Created by DJ Mike from Santa Barbara