Imagick::setCompressionQuality

    (PECL imagick 2, PECL imagick 3)

    Imagick::setCompressionQuality — Sets the object's default compression quality

    Description

    publicImagick::setCompressionQuality(int$quality): bool

    Sets the object's default compression quality.

    Caution

    This method only works for new images e.g. those created through Imagick::newPseudoImage. For existing images you should use Imagick::setImageCompressionQuality().

    Parameters

    quality

    An int between 1 and 100, 1 = high compression, 100 low compression.

    Return Values

    Returns true on success.

    Examples

    Example #1 Imagick::setCompressionQuality()

    <?php
    function setCompressionQuality($imagePath, $quality) {

    $backgroundImagick = new \Imagick(realpath($imagePath));
    $imagick = new \Imagick();
    $imagick->setCompressionQuality($quality);
    $imagick->newPseudoImage(
    $backgroundImagick->getImageWidth(),
    $backgroundImagick->getImageHeight(),
    'canvas:white'
    );

    $imagick->compositeImage(
    $backgroundImagick,
    \Imagick::COMPOSITE_ATOP,
    0,
    0
    );

    $imagick->setFormat("jpg");
    header("Content-Type: image/jpg");
    echo     $imagick->getImageBlob();
    }

    ?>
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