i7-instagram.php

<?php 
// $image = imagecreatefromjpeg('sample.jpg');

function nashvilleFilter($image) {
    imagefilter($image, IMG_FILTER_CONTRAST, -10);
    imagefilter($image, IMG_FILTER_BRIGHTNESS, 10);
    imagefilter($image, IMG_FILTER_COLORIZE, 25, -15, 25);
}

function valenciaFilter($image) {
    imagefilter($image, IMG_FILTER_BRIGHTNESS, 15);
    imagefilter($image, IMG_FILTER_CONTRAST, 8);
    imagefilter($image, IMG_FILTER_COLORIZE, 30, 10, -15);
}

// X-Pro II Filter
function xproFilter($image) {
    imagefilter($image, IMG_FILTER_COLORIZE, 10, 10, -20);
    imagefilter($image, IMG_FILTER_CONTRAST, 15);
    imagefilter($image, IMG_FILTER_BRIGHTNESS, -10);
}

function toasterFilter($image) {
    imagefilter($image, IMG_FILTER_COLORIZE, 60, 20, -10);
    imagefilter($image, IMG_FILTER_CONTRAST, 20);
    imagefilter($image, IMG_FILTER_BRIGHTNESS, -5);
}

// Kelvin Filter
function kelvinFilter($image) {
    imagefilter($image, IMG_FILTER_BRIGHTNESS, 20);
    imagefilter($image, IMG_FILTER_COLORIZE, 60, 30, -15);
    imagefilter($image, IMG_FILTER_CONTRAST, 10);
}

// Lo-Fi Filter
function lofiFilter($image) {
    imagefilter($image, IMG_FILTER_CONTRAST, 25);
    imagefilter($image, IMG_FILTER_COLORIZE, 10, 5, -5);
}

$image = imagecreatefromjpeg('sample.jpg');
nashvilleFilter($image);
imagejpeg($image, 'output/nashville.jpg');
imagedestroy($image);

$image = imagecreatefromjpeg('sample.jpg');
valenciaFilter($image);
imagejpeg($image, 'output/valencia.jpg');
imagedestroy($image);

$image = imagecreatefromjpeg('sample.jpg');
xproFilter($image);
imagejpeg($image, 'output/xpro.jpg');
imagedestroy($image);

$image = imagecreatefromjpeg('sample.jpg');
toasterFilter($image);
imagejpeg($image, 'output/toaster.jpg');
imagedestroy($image);

$image = imagecreatefromjpeg('sample.jpg');
kelvinFilter($image);
imagejpeg($image, 'output/kelvin.jpg');
imagedestroy($image);

$image = imagecreatefromjpeg('sample.jpg');
lofiFilter($image);
imagejpeg($image, 'output/lofi.jpg');
imagedestroy($image);