diff options
Diffstat (limited to 'libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/TFRA.php')
| -rw-r--r-- | libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/TFRA.php | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/TFRA.php b/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/TFRA.php deleted file mode 100644 index 5e73844..0000000 --- a/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/TFRA.php +++ /dev/null @@ -1,142 +0,0 @@ -<?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 The PHP Reader Project Workgroup - * @license http://code.google.com/p/php-reader/wiki/License New BSD License - * @version $Id: TFRA.php 92 2008-05-10 13:43:14Z svollbehr $ - */ - -/**#@+ @ignore */ -require_once("ISO14496/Box/Full.php"); -/**#@-*/ - -/** - * Each entry contains the location and the presentation time of the random - * accessible sample. It indicates that the sample in the entry can be random - * accessed. Note that not every random accessible sample in the track needs to - * be listed in the table. - * - * The absence of the <i>Track Fragment Random Access Box</i> does not mean that - * all the samples are sync samples. Random access information in the - * {@link ISO14496_Box_TRUN Track Fragment Run Box}, - * {@link ISO14496_Box_TRAF Track Fragment Box} and - * {@link ISO14496_Box_TREX Track Fragment Box} shall be set appropriately - * regardless of the presence of this box. - * - * @package php-reader - * @subpackage ISO 14496 - * @author Sven Vollbehr <svollbehr@gmail.com> - * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup - * @license http://code.google.com/p/php-reader/wiki/License New BSD License - * @version $Rev: 92 $ - */ -final class ISO14496_Box_TFRA extends ISO14496_Box_Full -{ - /** @var integer */ - private $_trackId; - - /** @var Array */ - private $_degradationPriorityTable = array(); - - /** - * 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); - - $this->_trackId = $this->_reader->readUInt32BE(); - - $trafNumberSize = (($tmp = $this->_reader->readUInt32BE()) >> 4) & 0x3; - $trunNumberSize = ($tmp >> 2) & 0x3; - $sampleNumberSize = $tmp & 0x3; - $entryCount = $this->_reader->readUInt32BE(); - for ($i = 1; $i <= $entryCount; $i++) { - $entry = array(); - if ($this->getVersion() == 1) { - $entry["time"] = $this->_reader->readInt64BE(); - $entry["moofOffset"] = $this->_reader->readInt64BE(); - } else { - $entry["time"] = $this->_reader->readUInt32BE(); - $entry["moofOffset"] = $this->_reader->readUInt32BE(); - } - $entry["trafNumber"] = - ($trafNumberSize == 4 ? $this->_reader->readUInt32BE() : - ($trafNumberSize == 8 ? $this->_reader->readInt64BE() : 0)); - $entry["trunNumber"] = - ($trunNumberSize == 4 ? $this->_reader->readUInt32BE() : - ($trunNumberSize == 8 ? $this->_reader->readInt64BE() : 0)); - $entry["sampleNumber"] = - ($sampleNumberSize == 4 ? $this->_reader->readUInt32BE() : - ($sampleNumberSize == 8 ? $this->_reader->readInt64BE() : 0)); - $this->_degradationPriorityTable[$i] = $entry; - } - } - - /** - * Returns the track identifier. - * - * @return integer - */ - public function getTrackId() { return $this->_trackId; } - - /** - * Returns an array of entries. Each entry is an array containing the - * following keys. - * o time -- a 32 or 64 bits integer that indicates the presentation time of - * the random access sample in units defined in the - * {@link ISO14496_Box_MDHD Media Header Box} of the associated track. - * o moofOffset -- a 32 or 64 bits integer that gives the offset of the - * {@link ISO14496_Box_MOOF Movie Fragment Box} used in this entry. Offset - * is the byte-offset between the beginning of the file and the beginning - * of the Movie Fragment Box. - * o trafNumber -- indicates the {@link ISO14496_Box_TRAF Track Fragment - * Box} number that contains the random accessible sample. The number - * ranges from 1 (the first traf is numbered 1) in each Track Fragment - * Box. - * o trunNumber -- indicates the {@link ISO14496_Box_TRUN Track Fragment Run - * Box} number that contains the random accessible sample. The number - * ranges from 1 in each Track Fragment Run Box. - * o sampleNumber -- indicates the sample number that contains the random - * accessible sample. The number ranges from 1 in each Track Fragment Run - * Box. - * - * @return Array - */ - public function getDegradationPriorityTable() - { - return $this->_degradationPriorityTable; - } -} |