Imagick::transformImageColorspace
Imagick::transformImageColorspace
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Imagick::transformImageColorspace — Transforms an image to a new colorspace.
Description
bool Imagick::transformImageColorspace ( int $colorspace )
Transforms an image to a new colorspace.
Parameters
-
colorspace -
The colorspace the image should be transformed to, one of the COLORSPACE constants e.g. Imagick::COLORSPACE_CMYK.
Return Values
Returns TRUE on success or FALSE on failure.
Examples
Example #1 Imagick::transformImageColorspace() example
Transforms an image to a new colorspace, and then extracts a single channel so that the individual channel values can be viewed.
<?php
function transformImageColorspace($imagePath, $colorSpace, $channel) {
$imagick = new \Imagick(realpath($imagePath));
$imagick->transformimagecolorspace($colorSpace);
//channel should be one of the channel constants e.g. \Imagick::CHANNEL_BLUE
$imagick->separateImageChannel($channel);
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?> See Also
- Imagick::setColorSpace() - Set colorspace
Examples
Example #2 Imagick::transformImageColorspace()
<?php
function transformImageColorspace($imagePath, $colorSpace, $channel) {
$imagick = new \Imagick(realpath($imagePath));
$imagick->transformimagecolorspace($colorSpace);
$imagick->separateImageChannel($channel);
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://secure.php.net/manual/en/imagick.transformimagecolorspace.php
