如何安装 gstreamer mpp插件
测试环境：
LPA3588: Ubuntu 20.04
内核版本: 5.10.110
方法二：命令安装
sudo apt update
sudo apt install gstreamer1.0-rockchip
方法三：编译安装
MPP编解码插件及rkximagesink显⽰插件源码在 <SDK>/external/gstreamer-rockchip目录。
将源码拷贝至 LPA3588端 /home/neardi 目录。
sudo apt update
sudo apt install gcc g++ clang make-guile build-essential meson
cd /home/neardi/gstreamer-rockchip
meson build && ninja -C build
sudo ninja -C build install
安装成功
neardi@LPA3588:~/gstreamer-rockchip$ sudo ninja -C build install
ninja: Entering directory `build'
[0/1] Installing files.
Installing gst/rkximage/libgstrkximage.so to /usr/local/lib/aarch64-linux-gnu/gstreamer-1.0
Installing gst/rockchipmpp/libgstrockchipmpp.so to /usr/local/lib/aarch64-linux-gnu/gstreamer-1.0
Installing gst/kmssrc/libgstkmssrc.so to /usr/local/lib/aarch64-linux-gnu/gstreamer-1.0