mayi_cms/include/qrcode/qrimage.php

<?php

class QRimage
{
	static public function png($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4, $saveandprint = false)
	{
		$image = self::image($frame, $pixelPerPoint, $outerFrame);

		if ($filename === false) {
			Header('Content-type: image/png');
			ImagePng($image);
		}
		else if ($saveandprint === true) {
			ImagePng($image, $filename);
			header('Content-type: image/png');
			ImagePng($image);
		}
		else {
			ImagePng($image, $filename);
		}

		ImageDestroy($image);
	}

	static public function jpg($frame, $filename = false, $pixelPerPoint = 8, $outerFrame = 4, $q = 85)
	{
		$image = self::image($frame, $pixelPerPoint, $outerFrame);

		if ($filename === false) {
			Header('Content-type: image/jpeg');
			ImageJpeg($image, NULL, $q);
		}
		else {
			ImageJpeg($image, $filename, $q);
		}

		ImageDestroy($image);
	}

	static private function image($frame, $pixelPerPoint = 4, $outerFrame = 4)
	{
		$h = count($frame);
		$w = strlen($frame[0]);
		$imgW = $w + 2 * $outerFrame;
		$imgH = $h + 2 * $outerFrame;
		$base_image = ImageCreate($imgW, $imgH);
		$col[0] = ImageColorAllocate($base_image, 255, 255, 255);
		$col[1] = ImageColorAllocate($base_image, 0, 0, 0);
		imagefill($base_image, 0, 0, $col[0]);

		for ($y = 0; $y < $h; $y++) {
			for ($x = 0; $x < $w; $x++) {
				if ($frame[$y][$x] == '1') {
					ImageSetPixel($base_image, $x + $outerFrame, $y + $outerFrame, $col[1]);
				}
			}
		}

		$target_image = ImageCreate($imgW * $pixelPerPoint, $imgH * $pixelPerPoint);
		ImageCopyResized($target_image, $base_image, 0, 0, 0, 0, $imgW * $pixelPerPoint, $imgH * $pixelPerPoint, $imgW, $imgH);
		ImageDestroy($base_image);
		return $target_image;
	}
}

define('QR_IMAGE', true);

?>