# surface.h<a name="ZH-CN_TOPIC_0000001055039496"></a>

-   [Overview](#section2001065525165629)
-   [Summary](#section1993327886165629)
-   [Data Structures](#nested-classes)

## **Overview**<a name="section2001065525165629"></a>

**Related Modules:**

[Surface](Surface.md)

**Description:**

Provides the capabilities of applying for and releasing shared memory in multimedia and graphics scenarios. 

By default, a surface can apply for a shared buffer. You can call  **SetQueueSize**  to set the maximum number of buffers that can be applied for. 

**Since:**

1.0

**Version:**

1.0

## **Summary**<a name="section1993327886165629"></a>

## Data Structures<a name="nested-classes"></a>

<a name="table647411189165629"></a>
<table><thead align="left"><tr id="row1439611125165629"><th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.1"><p id="p451587670165629"><a name="p451587670165629"></a><a name="p451587670165629"></a>Data Structure Name</p>
</th>
<th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.2"><p id="p1199785399165629"><a name="p1199785399165629"></a><a name="p1199785399165629"></a>Description</p>
</th>
</tr>
</thead>
<tbody><tr id="row1614695434165629"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p334441282165629"><a name="p334441282165629"></a><a name="p334441282165629"></a><a href="OHOS-Surface.md">OHOS::Surface</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p1060418532165629"><a name="p1060418532165629"></a><a name="p1060418532165629"></a>Defines the consumer listener used to notify consumers when the surface status is updated. </p>
</td>
</tr>
</tbody>
</table>