# format.h<a name="EN-US_TOPIC_0000001055358074"></a>

-   [Overview](#section2146351249165627)
-   [Summary](#section144323460165627)
-   [Data Structures](#nested-classes)
-   [Enumerations](#enum-members)

## **Overview**<a name="section2146351249165627"></a>

**Related Modules:**

[MultiMedia\_MediaCommon](multimedia_mediacommon.md)

**Description:**

Declares the media formats provided in the Format class. 

**Since:**

1.0

**Version:**

1.0

## **Summary**<a name="section144323460165627"></a>

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

<a name="table1499324817165627"></a>
<table><thead align="left"><tr id="row1820952206165627"><th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.1"><p id="p786126781165627"><a name="p786126781165627"></a><a name="p786126781165627"></a>Data Structure Name</p>
</th>
<th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.2"><p id="p1634678824165627"><a name="p1634678824165627"></a><a name="p1634678824165627"></a>Description</p>
</th>
</tr>
</thead>
<tbody><tr id="row1599420141165627"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p1032594297165627"><a name="p1032594297165627"></a><a name="p1032594297165627"></a><a href="ohos-media-formatdata.md">OHOS::Media::FormatData</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p1972731813165627"><a name="p1972731813165627"></a><a name="p1972731813165627"></a>Represents the data format. </p>
</td>
</tr>
<tr id="row649072335165627"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p556868193165627"><a name="p556868193165627"></a><a name="p556868193165627"></a><a href="ohos-media-format.md">OHOS::Media::Format</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p1170905407165627"><a name="p1170905407165627"></a><a name="p1170905407165627"></a>Saves and sets media metadata, such as the media playback duration. </p>
</td>
</tr>
</tbody>
</table>

## Enumerations<a name="enum-members"></a>

<a name="table706482228165627"></a>
<table><thead align="left"><tr id="row1489194768165627"><th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.1"><p id="p1904465650165627"><a name="p1904465650165627"></a><a name="p1904465650165627"></a>Enumeration Name</p>
</th>
<th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.2"><p id="p2015714257165627"><a name="p2015714257165627"></a><a name="p2015714257165627"></a>Description</p>
</th>
</tr>
</thead>
<tbody><tr id="row517941112165627"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p719152736165627"><a name="p719152736165627"></a><a name="p719152736165627"></a><a href="multimedia_mediacommon.md#gaa3bfacc6563d8ec8bc870f4b216b4f46">OHOS::Media::FormatDataType</a> : uint32_t {   <a href="multimedia_mediacommon.md#ggaa3bfacc6563d8ec8bc870f4b216b4f46a3a3f84f7e1a28c0f91a12f8a3bcfe8ec">OHOS::Media::FORMAT_TYPE_NONE</a>, <a href="multimedia_mediacommon.md#ggaa3bfacc6563d8ec8bc870f4b216b4f46a48d8e70734d5c29f8766ad12037ca3ae">OHOS::Media::FORMAT_TYPE_INT32</a>, <a href="multimedia_mediacommon.md#ggaa3bfacc6563d8ec8bc870f4b216b4f46a108496713fc9bb4b77a8acf38a1396c9">OHOS::Media::FORMAT_TYPE_INT64</a>, <a href="multimedia_mediacommon.md#ggaa3bfacc6563d8ec8bc870f4b216b4f46a3fd208a39e6c4f22d10882b03a547db1">OHOS::Media::FORMAT_TYPE_FLOAT</a>,   <a href="multimedia_mediacommon.md#ggaa3bfacc6563d8ec8bc870f4b216b4f46abb224970f66920c7a443d19051fdc57f">OHOS::Media::FORMAT_TYPE_DOUBLE</a>, <a href="multimedia_mediacommon.md#ggaa3bfacc6563d8ec8bc870f4b216b4f46a21c29eb61b772af7bead2a77a8c87cf6">OHOS::Media::FORMAT_TYPE_STRING</a> }</p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p1956197156165627"><a name="p1956197156165627"></a><a name="p1956197156165627"></a>Enumerates formats. </p>
</td>
</tr>
</tbody>
</table>