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Diffstat (limited to 'libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/STCO.php')
| -rw-r--r-- | libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/STCO.php | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/STCO.php b/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/STCO.php deleted file mode 100644 index 1b8e5cc..0000000 --- a/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ISO14496/Box/STCO.php +++ /dev/null @@ -1,122 +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: STCO.php 92 2008-05-10 13:43:14Z svollbehr $ - */ - -/**#@+ @ignore */ -require_once("ISO14496/Box/Full.php"); -/**#@-*/ - -/** - * The <i>Chunk Offset Box</i> table gives the index of each chunk into the - * containing file. There are two variants, permitting the use of 32-bit or - * 64-bit offsets. The latter is useful when managing very large presentations. - * At most one of these variants will occur in any single instance of a sample - * table. - * - * Offsets are file offsets, not the offset into any box within the file (e.g. - * {@link ISO14496_Box_MDAT Media Data Box}). This permits referring to media - * data in files without any box structure. It does also mean that care must be - * taken when constructing a self-contained ISO file with its metadata - * ({@link ISO14496_Box_MOOV Movie Box}) at the front, as the size of the - * {@link ISO14496_Box_MOOV Movie Box} will affect the chunk offsets to the - * media data. - * - * This box variant contains 32-bit offsets. - * - * @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_STCO extends ISO14496_Box_Full -{ - /** @var Array */ - private $_chunkOffsetTable = 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); - - $entryCount = $this->_reader->readUInt32BE(); - $data = $this->_reader->read - ($this->getOffset() + $this->getSize() - $this->_reader->getOffset()); - for ($i = 1; $i <= $entryCount; $i++) - $this->_chunkOffsetTable[$i] = - Transform::fromUInt32BE(substr($data, ($i - 1) * 4, 4)); - } - - /** - * Returns an array of values. Each entry has the entry number as its index - * and a 32 bit integer that gives the offset of the start of a chunk into - * its containing media file as its value. - * - * @return Array - */ - public function getChunkOffsetTable() { return $this->_chunkOffsetTable; } - - /** - * Sets an array of chunk offsets. Each entry must have the entry number as - * its index and a 32 bit integer that gives the offset of the start of a - * chunk into its containing media file as its value. - * - * @param Array $chunkOffsetTable The chunk offset array. - */ - public function setChunkOffsetTable($chunkOffsetTable) - { - $this->_chunkOffsetTable = $chunkOffsetTable; - } - - /** - * Returns the box raw data. - * - * @return string - */ - public function __toString($data = "") - { - $data = Transform::toUInt32BE(count($this->_chunkOffsetTable)); - foreach ($this->_chunkOffsetTable as $chunkOffset) - $data .= Transform::toUInt32BE($chunkOffset); - return parent::__toString($data); - } -} |