function __construct($filename)
{
try {
if(extension_loaded('imagick')) {
$im = new Imagick();
$im->readImage($filename);
$width = $im->getImageWidth();
$height = $im->getImageHeight();
$source = new \Zxing\IMagickLuminanceSource($im, $width, $height);
}else {
$image = file_get_contents($filename);
$sizes = getimagesize($filename);
$width = $sizes[0];
$height = $sizes[1];
$im = imagecreatefromstring($image);
$source = new \Zxing\GDLuminanceSource($im, $width, $height);
}
$histo = new Zxing\Common\HybridBinarizer($source);
$bitmap = new Zxing\BinaryBitmap($histo);
$reader = new Zxing\Qrcode\QRCodeReader();
$this->result = $reader->decode($bitmap);
}catch (\Zxing\NotFoundException $er){
$this->result = false;
}catch( \Zxing\FormatException $er){
$this->result = false;
}catch( \Zxing\ChecksumException $er){
$this->result = false;
}
}
function __construct($imgsource, $sourcetype = QrReader::SOURCE_TYPE_FILE, $isUseImagickIfAvailable = true)
{
try {
switch ($sourcetype) {
case QrReader::SOURCE_TYPE_FILE:
if ($isUseImagickIfAvailable && extension_loaded('imagick')) {
$im = new Imagick();
$im->readImage($imgsource);
} else {
$image = file_get_contents($imgsource);
$im = imagecreatefromstring($image);
}
break;
case QrReader::SOURCE_TYPE_BLOB:
if ($isUseImagickIfAvailable && extension_loaded('imagick')) {
$im = new Imagick();
$im->readimageblob($imgsource);
} else {
$im = imagecreatefromstring($imgsource);
}
break;
case QrReader::SOURCE_TYPE_RESOURCE:
$im = $imgsource;
if ($isUseImagickIfAvailable && extension_loaded('imagick')) {
$isUseImagickIfAvailable = true;
} else {
$isUseImagickIfAvailable = false;
}
break;
}
if ($isUseImagickIfAvailable && extension_loaded('imagick')) {
$width = $im->getImageWidth();
$height = $im->getImageHeight();
$source = new \Zxing\IMagickLuminanceSource($im, $width, $height);
} else {
$width = imagesx($im);
$height = imagesy($im);
$source = new \Zxing\GDLuminanceSource($im, $width, $height);
}
$histo = new \Zxing\Common\HybridBinarizer($source);
$bitmap = new \Zxing\BinaryBitmap($histo);
$reader = new \Zxing\Qrcode\QRCodeReader();
$this->result = $reader->decode($bitmap);
} catch (\Zxing\NotFoundException $er) {
$this->result = false;
} catch (\Zxing\FormatException $er) {
$this->result = false;
} catch (\Zxing\ChecksumException $er) {
$this->result = false;
}
}
