Translate, scale, shear, or rotate image colors. This method supports variable sized matrices but normally 5x5 matrix is used for RGBA and 6x6 is used for CMYK. The last row should contain the normalized values. Available since 6.3.6
Image
Translate, scale, shear, or rotate image colors. This method supports variable sized matrices but normally 5x5 matrix is used for RGBA and 6x6 is used for CMYK. The last row should contain the normalized values. Available since 6.3.6
Parameters
matrixarrayThe matrix containing the color values
function recolorImage($imagePath)
{
    $imagick = new \Imagick(realpath($imagePath));
    $remapColor = [ 1, 0, 0,
        0, 0, 1,
        0, 1, 0,];

//$remapColor = [
//    1.438, -0.122, -0.016,  0, 0, -0.03,
//    -0.062,  1.378, -0.016,  0, 0,  0.05,
//    -0.062, -0.122, 1.483,   0, 0, -0.02,
//];

    @$imagick->recolorImage($remapColor);

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