1 files changed, 113 insertions, 0 deletions
diff --git a/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ASF/Object/Metadata.php b/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ASF/Object/Metadata.php
new file mode 100644
index 0000000..67b75e2
--- /dev/null
+++ b/libraries/phpvideotoolkit/adapters/ffmpeg-php/php-reader/src/ASF/Object/Metadata.php
@@ -0,0 +1,113 @@
+<?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: Metadata.php 102 2008-06-23 20:41:20Z svollbehr $
+ */
+
+/**#@+ @ignore */
+require_once("ASF/Object.php");
+/**#@-*/
+
+/**
+ * The <i>Metadata Object</i> permits authors to store stream-based metadata in
+ * a file. This object supports the same types of metadata information as the
+ * <i>Extended Content Description Object</i> except that it also allows a
+ * stream number to be specified.
+ *
+ * @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: 102 $
+ */
+final class ASF_Object_Metadata extends ASF_Object
+{
+  /** @var Array */
+  private $_descriptions = 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);
+    
+    $descriptionRecordsCount = $this->_reader->readUInt16LE();
+    for ($i = 0; $i < $descriptionRecordsCount; $i++) {
+      $this->_reader->skip(2);
+      $record = array("streamNumber" => $this->_reader->readUInt16LE());
+      $nameLength = $this->_reader->readUInt16LE();
+      $dataType = $this->_reader->readUInt16LE();
+      $dataLength = $this->_reader->readUInt32LE();
+      $record["name"] = iconv
+        ("utf-16le", $this->getOption("encoding"),
+         $this->_reader->readString16LE($nameLength));
+      switch ($dataType) {
+      case 0:
+        $record["data"] = iconv
+          ("utf-16le", $this->getOption("encoding"),
+           $this->_reader->readString16LE($dataLength));
+        break;
+      case 1:
+        $record["data"] = $this->_reader->readString16LE($dataLength);
+        break;
+      case 2:
+        $record["data"] = $this->_reader->readUInt16LE() ? true : false;
+        break;
+      case 3:
+        $record["data"] = $this->_reader->readUInt32LE();
+        break;
+      case 4:
+        $record["data"] = $this->_reader->readInt64LE();
+        break;
+      case 5:
+        $record["data"] = $this->_reader->readUInt16LE();
+        break;
+      }
+      $this->_descriptions[] = $record;
+    }
+  }
+
+  /**
+   * Returns the array of description records.
+   *
+   * @return Array
+   */
+  public function getDescriptions() { return $this->_descriptions; }
+}