diff options
Diffstat (limited to 'libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ID3/Object.php')
| -rw-r--r-- | libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ID3/Object.php | 252 |
1 files changed, 0 insertions, 252 deletions
diff --git a/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ID3/Object.php b/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ID3/Object.php deleted file mode 100644 index c6ab3bc..0000000 --- a/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ID3/Object.php +++ /dev/null @@ -1,252 +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 ID3 - * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup - * @license http://code.google.com/p/php-reader/wiki/License New BSD License - * @version $Id: Object.php 107 2008-08-03 19:09:16Z svollbehr $ - */ - -/** - * The base class for all ID3v2 objects. - * - * @package php-reader - * @subpackage ID3 - * @author Sven Vollbehr <svollbehr@gmail.com> - * @author Ryan Butterfield <buttza@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: 107 $ - */ -abstract class ID3_Object -{ - /** - * The reader object. - * - * @var Reader - */ - protected $_reader; - - /** - * The options array. - * - * @var Array - */ - private $_options; - - /** - * Constructs the class with given parameters and reads object related data - * from the ID3v2 tag. - * - * @param Reader $reader The reader object. - * @param Array $options The options array. - */ - public function __construct($reader = null, &$options = array()) - { - $this->_reader = $reader; - $this->_options = &$options; - } - - /** - * Returns the options array. - * - * @return Array - */ - public function getOptions() { return $this->_options; } - - /** - * Returns the given option value, or the default value if the option is not - * defined. - * - * @param string $option The name of the option. - * @param mixed $defaultValue The default value to be returned. - */ - public function getOption($option, $defaultValue = false) - { - if (isset($this->_options[$option])) - return $this->_options[$option]; - return $defaultValue; - } - - /** - * Sets the options array. See {@link ID3v2} class for available options. - * - * @param Array $options The options array. - */ - public function setOptions(&$options) { $this->_options = &$options; } - - /** - * Sets the given option the given value. - * - * @param string $option The name of the option. - * @param mixed $value The value to set for the option. - */ - public function setOption($option, $value) - { - $this->_options[$option] = $value; - } - - /** - * Magic function so that $obj->value will work. - * - * @param string $name The field name. - * @return mixed - */ - public function __get($name) - { - if (method_exists($this, "get" . ucfirst($name))) - return call_user_func(array($this, "get" . ucfirst($name))); - else throw new ID3_Exception("Unknown field: " . $name); - } - - /** - * Magic function so that assignments with $obj->value will work. - * - * @param string $name The field name. - * @param string $value The field value. - * @return mixed - */ - public function __set($name, $value) - { - if (method_exists($this, "set" . ucfirst($name))) - call_user_func - (array($this, "set" . ucfirst($name)), $value); - else throw new ID3_Exception("Unknown field: " . $name); - } - - /** - * Encodes the given 32-bit integer to 28-bit synchsafe integer, where the - * most significant bit of each byte is zero, making seven bits out of eight - * available. - * - * @param integer $val The integer to encode. - * @return integer - */ - protected function encodeSynchsafe32($val) - { - return ($val & 0x7f) | ($val & 0x3f80) << 1 | - ($val & 0x1fc000) << 2 | ($val & 0xfe00000) << 3; - } - - /** - * Decodes the given 28-bit synchsafe integer to regular 32-bit integer. - * - * @param integer $val The integer to decode - * @return integer - */ - protected function decodeSynchsafe32($val) - { - return ($val & 0x7f) | ($val & 0x7f00) >> 1 | - ($val & 0x7f0000) >> 2 | ($val & 0x7f000000) >> 3; - } - - /** - * Applies the unsynchronisation scheme to the given data string. - * - * Whenever a false synchronisation is found within the data, one zeroed byte - * is inserted after the first false synchronisation byte. This has the side - * effect that all 0xff00 combinations have to be altered, so they will not - * be affected by the decoding process. Therefore all the 0xff00 combinations - * have to be replaced with the 0xff0000 combination during the - * unsynchronisation. - * - * @param string $data The input data. - * @return string - */ - protected function encodeUnsynchronisation(&$data) - { - $result = ""; - for ($i = 0, $j = 0; $i < strlen($data) - 1; $i++) - if (ord($data[$i]) == 0xff && - ((($tmp = ord($data[$i + 1])) & 0xe0) == 0xe0 || $tmp == 0x0)) { - $result .= substr($data, $j, $i + 1 - $j) . "\0"; - $j = $i + 1; - } - return $result . substr($data, $j); - } - - /** - * Reverses the unsynchronisation scheme from the given data string. - * - * @see encodeUnsyncronisation - * @param string $data The input data. - * @return string - */ - protected function decodeUnsynchronisation(&$data) - { - $result = ""; - for ($i = 0, $j = 0; $i < strlen($data) - 1; $i++) - if (ord($data[$i]) == 0xff && ord($data[$i + 1]) == 0x0) { - $result .= substr($data, $j, $i + 1 - $j); - $j = $i + 2; - } - return $result . substr($data, $j); - } - - /** - * Splits UTF-16 formatted binary data up according to null terminators - * residing in the string, up to a given limit. - * - * @param string $value The input string. - * @return Array - */ - protected function explodeString16($value, $limit = null) - { - $i = 0; - $array = array(); - while (count($array) < $limit - 1 || $limit === null) { - $start = $i; - do { - $i = strpos($value, "\x00\x00", $i); - if ($i === false) { - $array[] = substr($value, $start); - return $array; - } - } while ($i & 0x1 != 0 && $i++); // make sure its aligned - $array[] = substr($value, $start, $i - $start); - $i += 2; - } - $array[] = substr($value, $i); - return $array; - } - - /** - * Splits UTF-8 or ISO-8859-1 formatted binary data according to null - * terminators residing in the string, up to a given limit. - * - * @param string $value The input string. - * @return Array - */ - protected function explodeString8($value, $limit = null) - { - return preg_split("/\\x00/", $value, $limit); - } -} |