/**
* @param Input $input
*/
public function __construct(Input $input)
{
$spec = array(0, 0, 0, 0, 0);
$this->dataCode = $input->getByteStream();
if (is_null($this->dataCode)) {
throw new InvalidConfigException('null input string');
}
Specifications::getEccSpec($input->getVersion(), $input->getErrorCorrectionLevel(), $spec);
$this->version = $input->getVersion();
$this->b1 = Specifications::rsBlockNum1($spec);
$this->dataLength = Specifications::rsDataLength($spec);
$this->eccLength = Specifications::rsEccLength($spec);
$this->eccCode = array_fill(0, $this->eccLength, 0);
$this->blocks = Specifications::rsBlockNum($spec);
$ret = $this->init($spec);
if ($ret < 0) {
throw new \Exception('block alloc error');
}
$this->count = 0;
}
/**
* @param Input $input
* @param $mask
*
* @return $this|null
* @throws \yii\base\InvalidParamException
*/
public function encodeMask(Input $input, $mask)
{
if ($input->getVersion() < 0 || $input->getVersion() > Enum::QRSPEC_VERSION_MAX) {
throw new InvalidParamException('wrong version');
}
if ($input->getErrorCorrectionLevel() > Enum::QR_ECLEVEL_H) {
throw new InvalidParamException('wrong level');
}
$raw = new RawCode($input);
if ($this->benchmark) {
Tools::markTime('after_raw');
}
$version = $raw->version;
$width = Specifications::getWidth($version);
$frame = Specifications::newFrame($version);
$filler = new FrameFiller($width, $frame);
if (is_null($filler)) {
return null;
}
// inteleaved data and ecc codes
for ($i = 0; $i < $raw->dataLength + $raw->eccLength; $i++) {
$code = $raw->getCode();
$bit = 0x80;
for ($j = 0; $j < 8; $j++) {
$addr = $filler->next();
$filler->setFrameAt($addr, 0x2 | ($bit & $code) != 0);
$bit = $bit >> 1;
}
}
if ($this->benchmark) {
Tools::markTime('after_filler');
}
unset($raw);
// remainder bits
$j = Specifications::getRemainder($version);
for ($i = 0; $i < $j; $i++) {
$addr = $filler->next();
$filler->setFrameAt($addr, 0x2);
}
$frame = $filler->frame;
unset($filler);
// masking
$maskObj = new Mask();
if ($mask < 0) {
if (Enum::QR_FIND_BEST_MASK) {
$masked = $maskObj->mask($width, $frame, $input->getErrorCorrectionLevel());
} else {
$masked = $maskObj->makeMask($width, $frame, intval(Enum::QR_DEFAULT_MASK) % 8, $input->getErrorCorrectionLevel());
}
} else {
$masked = $maskObj->makeMask($width, $frame, $mask, $input->getErrorCorrectionLevel());
}
if (is_null($masked)) {
return null;
}
if ($this->benchmark) {
Tools::markTime('after_mask');
}
$this->version = $version;
$this->width = $width;
$this->data = $masked;
return $this;
}