1 files changed, 109 insertions, 0 deletions
diff --git a/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ASF/Object/AdvancedContentEncryption.php b/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ASF/Object/AdvancedContentEncryption.php
new file mode 100644
index 0000000..c29561a
--- /dev/null
+++ b/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ASF/Object/AdvancedContentEncryption.php
@@ -0,0 +1,109 @@
+<?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: AdvancedContentEncryption.php 108 2008-09-05 17:00:05Z svollbehr $
+ */
+
+/**#@+ @ignore */
+require_once("ASF/Object.php");
+/**#@-*/
+
+/**
+ * The <i>Advanced Content Encryption Object</i> lets authors protect content by
+ * using Next Generation Windows Media Digital Rights Management for Network
+ * Devices.
+ *
+ * @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_AdvancedContentEncryption extends ASF_Object
+{
+  const WINDOWS_MEDIA_DRM_NETWORK_DEVICES =
+    "7a079bb6-daa4-4e12-a5ca-91d3 8dc11a8d";
+  
+  /** @var Array */
+  private $_contentEncryptionRecords = array();
+  
+  /**
+   * 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);
+    $contentEncryptionRecordsCount = $this->_reader->readUInt16LE();
+    for ($i = 0; $i < $contentEncryptionRecordsCount; $i++) {
+      $entry = array("systemId" => $this->_reader->readGUID(),
+        "systemVersion" => $this->_reader->readUInt32LE(),
+        "streamNumbers" => array());
+      $encryptedObjectRecordCount = $this->_reader->readUInt16LE();
+      for ($j = 0; $j < $encryptedObjectRecordCount; $j++) {
+        $this->_reader->skip(4);
+        $entry["streamNumbers"][] = $this->_reader->readUInt16LE();
+      }
+      $dataCount = $this->_reader->readUInt32LE();
+      $entry["data"] = $this->_reader->read($dataCount);
+      $this->_contentEncryptionRecords[] = $entry;
+    }
+  }
+  
+  /**
+   * Returns an array of content encryption records. Each record consists of the
+   * following keys.
+   * 
+   *   o systemId -- Specifies the unique identifier for the content encryption
+   *     system.
+   * 
+   *   o systemVersion -- Specifies the version of the content encryption
+   *     system.
+   * 
+   *   o streamNumbers -- An array of stream numbers a particular Content
+   *     Encryption Record is associated with.
+   * 
+   *   o data -- The content protection data for this Content Encryption Record.
+   *
+   * @return Array
+   */
+  public function getContentEncryptionRecords()
+  {
+    return $this->_contentEncryptionRecords;
+  }
+}