---
title: 安装libpng
description: "1. 执行以下命令下载libpng安装包。"
url: https://www.hikunpeng.com/document/detail/zh/kunpenghpcs/hpcindapp/prtg-osc/kylin_kunpeng_hwrf_v40a_02_0011.html
sourcePath: /source/zh/kunpenghpcs/hpcindapp/prtg-osc/kylin_kunpeng_hwrf_v40a_02_0011.html
indexId: 5761fe32cfc65d7cc26f419e88a4e7be52791a4fca7d27e71f152b19973b8abf78
---
# 安装libpng

#### 操作步骤

1. 执行以下命令下载libpng安装包。

```
cd
/path/to/libpng
wget https://sourceforge.net/projects/libpng/files/libpng12/older-releases/1.2.29/libpng-1.2.29.tar.gz
```


2. 执行以下命令解压安装包。

```
tar xf libpng-1.2.29.tar.gz
cd
libpng-1.2.29
```


3. 执行以下命令生成makefile。

```
CC=mpicc CXX=mpicxx FC=mpif90
./configure --prefix=
/path/to/libpng
--build=aarch64-unknown-linux-gnu
```


4. 执行以下命令编译安装。

```
make -j
make install
```


5. 执行以下命令设置环境变量。

```
export LIBPNG_PATH=
/path/to/libpng
export PATH=${
LIBPNG_PATH}/bin:$PATH
export LD_LIBRARY_PATH=
${LIBPNG_PATH}
/lib:$LD_LIBRARY_PATH
export INCLUDE=
${LIBPNG_PATH}
/include:$INCLUDE
```