diff options
Diffstat (limited to 'libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/Full.php')
-rw-r--r-- | libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/Full.php | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/Full.php b/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/Full.php new file mode 100644 index 0000000..d22e0d3 --- /dev/null +++ b/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/Full.php @@ -0,0 +1,124 @@ +<?php +/** + * PHP Reader Library + * + * Copyright (c) 2008 The PHP Reader Project Workgroup. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * - Neither the name of the project workgroup nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * @package php-reader + * @subpackage ISO 14496 + * @copyright Copyright (c) 2008 PHP Reader Project Workgroup + * @license http://code.google.com/p/php-reader/wiki/License New BSD License + * @version $Id: Full.php 92 2008-05-10 13:43:14Z svollbehr $ + */ + +/**#@+ @ignore */ +require_once("ISO14496/Box.php"); +/**#@-*/ + +/** + * A base class for objects that also contain a version number and flags field. + * + * @package php-reader + * @subpackage ISO 14496 + * @author Sven Vollbehr <svollbehr@gmail.com> + * @copyright Copyright (c) 2008 PHP Reader Project Workgroup + * @license http://code.google.com/p/php-reader/wiki/License New BSD License + * @version $Rev: 92 $ + */ +abstract class ISO14496_Box_Full extends ISO14496_Box +{ + /** @var integer */ + protected $_version = 0; + + /** @var integer */ + protected $_flags = 0; + + /** + * Constructs the class with given parameters and reads box related data from + * the ISO Base Media file. + * + * @param Reader $reader The reader object. + */ + public function __construct($reader, &$options = array()) + { + parent::__construct($reader, $options); + + if ($reader === null) + return; + + $this->_version = (($field = $this->_reader->readUInt32BE()) >> 24) & 0xff; + $this->_flags = $field & 0xffffff; + } + + /** + * Returns the version of this format of the box. + * + * @return integer + */ + public function getVersion() { return $this->_version; } + + /** + * Sets the version of this format of the box. + * + * @param integer $version The version. + */ + public function setVersion($version) { $this->_version = $version; } + + /** + * Checks whether or not the flag is set. Returns <var>true</var> if the flag + * is set, <var>false</var> otherwise. + * + * @param integer $flag The flag to query. + * @return boolean + */ + public function hasFlag($flag) { return ($this->_flags & $flag) == $flag; } + + /** + * Returns the map of flags. + * + * @return integer + */ + public function getFlags() { return $this->_flags; } + + /** + * Sets the map of flags. + * + * @param string $flags The map of flags. + */ + public function setFlags($flags) { $this->_flags = $flags; } + + /** + * Returns the box raw data. + * + * @return string + */ + public function __toString($data = "") + { + return parent::__toString + (Transform::toUInt32BE($this->_version << 24 | $this->_flags) . $data); + } +} |