diff --git a/src/Zend/Media/Iso14496/Box/Chpl.php b/src/Zend/Media/Iso14496/Box/Chpl.php
new file mode 100644
index 0000000..d1f171c
--- /dev/null
+++ b/src/Zend/Media/Iso14496/Box/Chpl.php
@@ -0,0 +1,89 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * 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.
+ *
+ * @category   Zend
+ * @package    Zend_Media
+ * @subpackage ISO14496
+ * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com) 
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/**#@+ @ignore */
+require_once 'Zend/Media/Iso14496/FullBox.php';
+/**#@-*/
+
+/**
+ * The <i>Nero Chapter List Box</i>.
+ *
+ * @category   Zend
+ * @package    Zend_Media
+ * @subpackage ISO14496
+ * @author     Sven Vollbehr <sven@vollbehr.eu>
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+final class Zend_Media_Iso14496_Box_Chpl extends Zend_Media_Iso14496_FullBox
+{
+    private $_data;
+
+    /**
+     * Constructs the class with given parameters and reads box related data
+     * from the ISO Base Media file.
+     *
+     * @param Zend_Io_Reader $reader  The reader object.
+     * @param Array          $options The options array.
+     */
+    public function __construct($reader, &$options = array())
+    {
+        parent::__construct($reader, $options);
+
+        $this->_data = $reader->read($this->getSize() - 12);
+    }
+
+    /**
+     * Returns the box heap size in bytes.
+     *
+     * @return integer
+     */
+    public function getHeapSize()
+    {
+        return parent::getHeapSize() + $this->getSize() - 12;
+    }
+
+    /**
+     * Writes the box data.
+     *
+     * @param Zend_Io_Writer $writer The writer object.
+     * @return void
+     */
+    protected function _writeData($writer)
+    {
+        parent::_writeData($writer);
+        $writer->write($this->_data);
+    }
+}
diff --git a/src/Zend/Media/Iso14496/Box/Ndrm.php b/src/Zend/Media/Iso14496/Box/Ndrm.php
new file mode 100644
index 0000000..9db6ebb
--- /dev/null
+++ b/src/Zend/Media/Iso14496/Box/Ndrm.php
@@ -0,0 +1,89 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * 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.
+ *
+ * @category   Zend
+ * @package    Zend_Media
+ * @subpackage ISO14496
+ * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com) 
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+
+/**#@+ @ignore */
+require_once 'Zend/Media/Iso14496/FullBox.php';
+/**#@-*/
+
+/**
+ * The <i>Nero Digital Rights Management Box</i>.
+ *
+ * @category   Zend
+ * @package    Zend_Media
+ * @subpackage ISO14496
+ * @author     Sven Vollbehr <sven@vollbehr.eu>
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id$
+ */
+final class Zend_Media_Iso14496_Box_Ndrm extends Zend_Media_Iso14496_FullBox
+{
+    private $_data;
+
+    /**
+     * Constructs the class with given parameters and reads box related data
+     * from the ISO Base Media file.
+     *
+     * @param Zend_Io_Reader $reader  The reader object.
+     * @param Array          $options The options array.
+     */
+    public function __construct($reader, &$options = array())
+    {
+        parent::__construct($reader, $options);
+
+        $this->_data = $reader->read($this->getSize() - 12);
+    }
+
+    /**
+     * Returns the box heap size in bytes.
+     *
+     * @return integer
+     */
+    public function getHeapSize()
+    {
+        return parent::getHeapSize() + $this->getSize() - 12;
+    }
+
+    /**
+     * Writes the box data.
+     *
+     * @param Zend_Io_Writer $writer The writer object.
+     * @return void
+     */
+    protected function _writeData($writer)
+    {
+        parent::_writeData($writer);
+        $writer->write($this->_data);
+    }
+}