*
* @retval #MEDIA_CONTENT_ERROR_NONE Successful
* @retval #MEDIA_CONTENT_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #MEDIA_CONTENT_ERROR_INVALID_OPERATION Invalid operation
+ * @retval #MEDIA_CONTENT_ERROR_DB_FAILED DB Operation failed
+ * @retval #MEDIA_CONTENT_ERROR_DB_BUSY DB Operation busy
+ * @retval #MEDIA_CONTENT_ERROR_NETWORK Network fail
* @retval #MEDIA_CONTENT_ERROR_PERMISSION_DENIED Permission denied
*
* @pre This function requires opened connection to content service by media_content_connect().
*
* @retval #MEDIA_CONTENT_ERROR_NONE Successful
* @retval #MEDIA_CONTENT_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #MEDIA_CONTENT_ERROR_INVALID_OPERATION Invalid operation
+ * @retval #MEDIA_CONTENT_ERROR_DB_FAILED DB Operation failed
+ * @retval #MEDIA_CONTENT_ERROR_DB_BUSY DB Operation busy
+ * @retval #MEDIA_CONTENT_ERROR_NETWORK Network fail
* @retval #MEDIA_CONTENT_ERROR_PERMISSION_DENIED Permission denied
*
* @pre This function requires opened connection to content service by media_content_connect().
*
* @retval #MEDIA_CONTENT_ERROR_NONE Successful
* @retval #MEDIA_CONTENT_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #MEDIA_CONTENT_ERROR_DB_FAILED DB Operation failed
+ * @retval #MEDIA_CONTENT_ERROR_DB_BUSY DB Operation busy
* @retval #MEDIA_CONTENT_ERROR_PERMISSION_DENIED Permission denied
*
* @pre This function requires opened connection to content service by media_content_connect().