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PHP code:
<?php
$res = imagecreatefromjpeg('test.jpg');
$size = getimagesize('test.jpg');
$width = $size[0];
$height = $size[1];
for ($w = 0; $w < $width; $w++)
{
for ($h = 0; $h < $height; $h++)
{
$resColor = imagecolorat($res, $h, $w);
$RGBArr = imagecolorsforindex($res, $resColor);
$r = $RGBArr['red'];
$g = $RGBArr['green'];
$b = $RGBArr['blue'];
if($r > 120)
{
$r = 20;
}
if($g > 120)
{
$g = 20;
}
if($b > 120)
{
$b = 20;
}
imagecolorallocate($res, $r, $g, $b);
}
}
imagejpeg($res);
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object(Helper_Uploader_File) {
protected '_file' => array(
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