How Do I Display Image On Matlab Using Php

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PHP

MatLab

This is my PHP code.

<?php
if(isset($_POST['filepath'])) {
    $filename  = $_POST['filepath'];
    $inputDir  = "where is located matlab file (C:\wamp\www\pay)";
    $command = "matlab -sd ".$inputDir." -nodisplay -nosplash -nodesktop -r myFunc('".$filename."')";
    $output = exec($command);
}
?>

and Matlab function.

function [] = myFunc(filename)
    a = imread(filename);
    image(a);
end

when i running this this matlab function using command prompt in windows using following command the it will show the image.

matlab -sd C:\wamp\www\pay -nodisplay -nosplash -nodesktop -r myFunc('C:\wamp\www\pay\fp1.jpg')

But when i runnig it using php it doesn't show the image. Can any one help me?