diff --git a/src/Zend/Media/Iso14496/Box/Chpl.php b/src/Zend/Media/Iso14496/Box/Chpl.php
index d1f171c..63536f8 100644
--- a/src/Zend/Media/Iso14496/Box/Chpl.php
+++ b/src/Zend/Media/Iso14496/Box/Chpl.php
@@ -65,6 +65,26 @@ final class Zend_Media_Iso14496_Box_Chpl extends Zend_Media_Iso14496_FullBox
         $this->_data = $reader->read($this->getSize() - 12);
     }
 
+    /**
+     * Returns the raw binary data.
+     *
+     * @return string
+     */
+    public function getData()
+    {
+        return $this->_data;
+    }
+
+    /**
+     * Sets the raw binary data.
+     *
+     * @param string $data The data.
+     */
+    public function setData($data)
+    {
+        $this->_data = $data;
+    }
+    
     /**
      * Returns the box heap size in bytes.
      *
diff --git a/src/Zend/Media/Iso14496/Box/Ndrm.php b/src/Zend/Media/Iso14496/Box/Ndrm.php
index 9db6ebb..9eb1dcd 100644
--- a/src/Zend/Media/Iso14496/Box/Ndrm.php
+++ b/src/Zend/Media/Iso14496/Box/Ndrm.php
@@ -65,6 +65,26 @@ final class Zend_Media_Iso14496_Box_Ndrm extends Zend_Media_Iso14496_FullBox
         $this->_data = $reader->read($this->getSize() - 12);
     }
 
+    /**
+     * Returns the raw binary data.
+     *
+     * @return string
+     */
+    public function getData()
+    {
+        return $this->_data;
+    }
+
+    /**
+     * Sets the raw binary data.
+     *
+     * @param string $data The data.
+     */
+    public function setData($data)
+    {
+        $this->_data = $data;
+    }
+
     /**
      * Returns the box heap size in bytes.
      *