Copyright Box contains a copyright declaration which applies to * the entire presentation, when contained within the * {@link Zend_Media_Iso14496_Box_Moov Movie Box}, or, when contained in a * track, to that entire track. There may be multiple copyright boxes using * different language codes. * * @category Zend * @package Zend_Media * @subpackage ISO14496 * @author Sven Vollbehr * @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License * @version $Id$ */ final class Zend_Media_Iso14496_Box_Cprt extends Zend_Media_Iso14496_FullBox { /** @var string */ private $_language; /** @var string */ private $_notice; /** * Constructs the class with given parameters and reads box related data * from the ISO Base Media file. * * @param Zend_Io_Reader $reader The reader object. * @param Array $options The options array. * @todo Distinguish UTF-16? */ public function __construct($reader, &$options = array()) { parent::__construct($reader, $options); $this->_language = chr (((($tmp = $this->_reader->readUInt16BE()) >> 10) & 0x1f) + 0x60) . chr((($tmp >> 5) & 0x1f) + 0x60) . chr(($tmp & 0x1f) + 0x60); $this->_notice = $this->_reader->readString8 ($this->getOffset() + $this->getSize() - $this->_reader->getOffset()); } /** * Returns the three byte language code to describe the language of the * notice, according to {@link http://www.loc.gov/standards/iso639-2/ * ISO 639-2/T}. * * @return string */ public function getLanguage() { return $this->_language; } /** * Sets the three byte language code to describe the language of this * media, according to {@link http://www.loc.gov/standards/iso639-2/ * ISO 639-2/T}. * * @param string $language The language code. */ public function setLanguage($language) { $this->_language = $language; } /** * Returns the copyright notice. * * @return string */ public function getNotice() { return $this->_notice; } /** * Returns the copyright notice. * * @param string $notice The copyright notice. */ public function setNotice($notice) { $this->_notice = $notice; } /** * Returns the box heap size in bytes. * * @return integer */ public function getHeapSize() { return parent::getHeapSize() + 3 + strlen($this->_notice); } /** * Writes the box data. * * @param Zend_Io_Writer $writer The writer object. * @return void */ protected function _writeData($writer) { parent::_writeData($writer); $writer->writeUInt16BE((ord($this->_language[0]) - 0x60) << 10 | (ord($this->_language[1])- 0x60) << 5 | (ord($this->_language[2])- 0x60)) ->writeString8($this->_notice, 1); } }