forked from OpenHarmony / docs

加入 Gitee

与超过 1200万开发者一起发现、参与优秀开源项目，私有仓库也完全免费：）

克隆/下载

LayerBuffer.md 4.66 KB

# LayerBuffer<a name="ZH-CN_TOPIC_0000001055039524"></a>

## **Overview**<a name="section1059549139093531"></a>

**Related Modules:**

[Display](Display.md)

**Description:**

Defines the buffer, which is used to store layer data.

## **Summary**<a name="section1364805924093531"></a>

## Data Fields<a name="pub-attribs"></a>

<a name="table277587961093531"></a>
<table><thead align="left"><tr id="row1397173520093531"><th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.1"><p id="p1919188151093531"><a name="p1919188151093531"></a><a name="p1919188151093531"></a>Variable Name</p>
</th>
<th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.2"><p id="p1780899104093531"><a name="p1780899104093531"></a><a name="p1780899104093531"></a>Description</p>
</th>
</tr>
</thead>
<tbody><tr id="row2099654054093531"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p778356595093531"><a name="p778356595093531"></a><a name="p778356595093531"></a><a href="LayerBuffer.md#a46aa174ae3d0eb28fa7f3e53749fd5d1">fenceId</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p695613308093531"><a name="p695613308093531"></a><a name="p695613308093531"></a>int32_t&nbsp;</p>
</td>
</tr>
<tr id="row1610050155093531"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p1873861797093531"><a name="p1873861797093531"></a><a name="p1873861797093531"></a><a href="LayerBuffer.md#a71196d704bd8a6a69b9bccf497b8224b">width</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p1887112998093531"><a name="p1887112998093531"></a><a name="p1887112998093531"></a>int32_t&nbsp;</p>
</td>
</tr>
<tr id="row281928600093531"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p485368346093531"><a name="p485368346093531"></a><a name="p485368346093531"></a><a href="LayerBuffer.md#aec2e142ea67776ec4e91fc3d8d3389ae">height</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p1342018495093531"><a name="p1342018495093531"></a><a name="p1342018495093531"></a>int32_t&nbsp;</p>
</td>
</tr>
<tr id="row1191677909093531"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p841249676093531"><a name="p841249676093531"></a><a name="p841249676093531"></a><a href="LayerBuffer.md#a62a06a9381ac2d6fa48115ce7d01920d">pitch</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p975466594093531"><a name="p975466594093531"></a><a name="p975466594093531"></a>int32_t&nbsp;</p>
</td>
</tr>
<tr id="row1396846638093531"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p255899817093531"><a name="p255899817093531"></a><a name="p255899817093531"></a><a href="LayerBuffer.md#a1ac426fb1997d872b347cae9cce94eb6">pixFormat</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p86476475093531"><a name="p86476475093531"></a><a name="p86476475093531"></a><a href="Codec.md#ga60883d4958a60b91661e97027a85072a">PixelFormat</a>&nbsp;</p>
</td>
</tr>
<tr id="row981512688093531"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p1988314583093531"><a name="p1988314583093531"></a><a name="p1988314583093531"></a><a href="LayerBuffer.md#a9a1831091916905de22145585cf8b682">data</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p1342870480093531"><a name="p1342870480093531"></a><a name="p1342870480093531"></a><a href="BufferData.md">BufferData</a>&nbsp;</p>
</td>
</tr>
</tbody>
</table>

## **Details**<a name="section146993515093531"></a>

## **Field Documentation**<a name="section554980737093531"></a>

## data<a name="a9a1831091916905de22145585cf8b682"></a>

```
[BufferData](BufferData.md) LayerBuffer::data
```

**Description:**

Layer buffer data

## fenceId<a name="a46aa174ae3d0eb28fa7f3e53749fd5d1"></a>

```
int32_t LayerBuffer::fenceId
```

**Description:**

Fence ID of the buffer

## height<a name="aec2e142ea67776ec4e91fc3d8d3389ae"></a>

```
int32_t LayerBuffer::height
```

**Description:**

Buffer height

## pitch<a name="a62a06a9381ac2d6fa48115ce7d01920d"></a>

```
int32_t LayerBuffer::pitch
```

**Description:**

Number of bytes from one row of pixels in memory to the next

## pixFormat<a name="a1ac426fb1997d872b347cae9cce94eb6"></a>

```
[PixelFormat](Codec.md#ga60883d4958a60b91661e97027a85072a) LayerBuffer::pixFormat
```

**Description:**

Pixel format of the buffer

## width<a name="a71196d704bd8a6a69b9bccf497b8224b"></a>

```
int32_t LayerBuffer::width
```

**Description:**

Buffer width

一键复制编辑原始数据按行查看历史

提交于 2020-09-08 10:08 . add OpenHarmony 1.0 baseline

LayerBuffer

Overview

Related Modules:

Display

Description:

Defines the buffer, which is used to store layer data.

Summary

Data Fields

Variable Name	Description
fenceId	int32_t
width	int32_t
height	int32_t
pitch	int32_t
pixFormat	PixelFormat
data	BufferData

Details

Field Documentation

data

[BufferData](BufferData.md) LayerBuffer::data

Description:

Layer buffer data

fenceId

int32_t LayerBuffer::fenceId

Description:

Fence ID of the buffer

height

int32_t LayerBuffer::height

Description:

Buffer height

pitch

int32_t LayerBuffer::pitch

Description:

Number of bytes from one row of pixels in memory to the next

pixFormat

[PixelFormat](Codec.md#ga60883d4958a60b91661e97027a85072a) LayerBuffer::pixFormat

Description:

Pixel format of the buffer

width

int32_t LayerBuffer::width

Description:

Buffer width

https://gitee.com/dreaminghell/docs.git

git@gitee.com:dreaminghell/docs.git

dreaminghell

docs

master

Lin_bruin / docs

LayerBuffer

Overview

Summary

Data Fields

Details

Field Documentation

data

fenceId

height

pitch

pixFormat

width

简介

发行版

贡献者

近期动态

Lin_bruin / docs .gitee-modal { width: 500px !important; }

LayerBuffer

Overview

Summary

Data Fields

Details

Field Documentation

data

fenceId

height

pitch

pixFormat

width

简介

发行版

贡献者

近期动态

搜索帮助

Lin_bruin / docs