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+<?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 ASF
+ * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
+ * @license http://code.google.com/p/php-reader/wiki/License New BSD License
+ * @version $Id: ErrorCorrection.php 108 2008-09-05 17:00:05Z svollbehr $
+ */
+
+/**#@+ @ignore */
+require_once("ASF/Object.php");
+/**#@-*/
+
+/**
+ * The <i>Error Correction Object</i> defines the error correction method. This
+ * enables different error correction schemes to be used during content
+ * creation. The <i>Error Correction Object</i> contains provisions for opaque
+ * information needed by the error correction engine for recovery. For example,
+ * if the error correction scheme were a simple N+1 parity scheme, then the
+ * value of N would have to be available in this object.
+ *
+ * Note that this does not refer to the same thing as the <i>Error Correction
+ * Type</i> field in the <i>{@link ASF_Object_StreamProperties Stream Properties
+ * Object}</i>.
+ *
+ * @package php-reader
+ * @subpackage ASF
+ * @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: 108 $
+ */
+final class ASF_Object_ErrorCorrection extends ASF_Object
+{
+ /** @var string */
+ private $_type;
+
+ /** @var string */
+ private $_data;
+
+ /**
+ * Constructs the class with given parameters and reads object related data
+ * from the ASF file.
+ *
+ * @param Reader $reader The reader object.
+ * @param Array $options The options array.
+ */
+ public function __construct($reader, &$options = array())
+ {
+ parent::__construct($reader, $options);
+
+ $this->_type = $this->_reader->readGUID();
+ $dataLength = $this->_reader->readUInt32LE();
+ $this->_data = $this->_reader->read($dataLength);
+ }
+
+ /**
+ * Returns the type of error correction.
+ *
+ * @return string
+ */
+ public function getType() { return $this->_type; }
+
+ /**
+ * Returns the data specific to the error correction scheme. The structure for
+ * the <i>Error Correction Data</i> field is determined by the value stored in
+ * the <i>Error Correction Type</i> field.
+ *
+ * @return Array
+ */
+ public function getData() { return $this->_data; }
+}