PHP | Imagick getImageCompression() Function

PHP | Imagick getImageCompression() Function

Last Updated : 19 Nov, 2019

The Imagick::getImageCompression() function is an inbuilt function in PHP which is used to get the current image's compression type. Syntax:

int Imagick::getImageCompression( void )

Parameters: This function doesn't accepts any parameter. Return Value: This function returns an integer value which corresponds to one of compression constant. List of Compression constants are given below:

imagick::COMPRESSION_UNDEFINED (0)
imagick::COMPRESSION_NO (1)
imagick::COMPRESSION_BZIP (2)
imagick::COMPRESSION_FAX (6)
imagick::COMPRESSION_GROUP4 (7)
imagick::COMPRESSION_JPEG (8)
imagick::COMPRESSION_JPEG2000 (9)
imagick::COMPRESSION_LOSSLESSJPEG (10)
imagick::COMPRESSION_LZW (11)
imagick::COMPRESSION_RLE (12)
imagick::COMPRESSION_ZIP (13)
imagick::COMPRESSION_DXT1 (3)
imagick::COMPRESSION_DXT3 (4)
imagick::COMPRESSION_DXT5 (5)

Below programs illustrate the Imagick::getImageCompression() function in PHP: Program 1:

php

<?php

// Create new Imagick Object
$imagick = new Imagick(
'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-13.png');

// Get the Compression
$compression = $imagick->getImageCompression();
echo $compression;
?>

Output:

Program 2:

php

<?php

// Create new Imagick Object
$imagick = new Imagick(
'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-13.png');

// Set the Compression to COMPRESSION_DXT1
$imagick->setImageCompression(imagick::COMPRESSION_DXT1);

// Get the Compression
$compression = $imagick->getImageCompression();

echo $compression;
?>

Output:

Reference: https://www.php.net/manual/en/imagick.getimagecompression.php

PHP | Imagick getImageCompression() Function

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