# AP4_UnknownExpandable Class Reference

`#include <Ap4Expandable.h>`

Inheritance diagram for AP4_UnknownExpandable:

List of all members.

## Public Member Functions
| AP4_UnknownExpandable (AP4_ByteStream &stream, AP4_UI32 class_id, ClassIdSize class_id_size, AP4_Size header_size, AP4_Size payload_size)
virtual AP4_Result | WriteFields (AP4_ByteStream &stream)

## Detailed Description

Definition at line 83 of file Ap4Expandable.h.

## Constructor & Destructor Documentation

AP4_UnknownExpandable::AP4_UnknownExpandable | ( | AP4_ByteStream & | stream,
|  | AP4_UI32 | class_id,
|  | ClassIdSize | class_id_size,
|  | AP4_Size | header_size,
|  | AP4_Size | payload_size |
| ) |  |  |

## Member Function Documentation

virtual AP4_Result AP4_UnknownExpandable::WriteFields | ( | AP4_ByteStream & | stream | ) | `[virtual]`

Implements AP4_Expandable.

The documentation for this class was generated from the following file:

- Ap4Expandable.h