RK3399Pro入门教程（10）RTSP推流介绍

按教程更新源之后，安装rga出现以下的报错，请问怎么解决？
其他的软件都能成功安装。
root@debian10:/home/toybrick# apt install rockchip-rga-dev
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
rockchip-rga-dev : Depends: rockchip-rga (= 2.2.0-4) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
root@debian10:/home/toybrick#