$ sudo apt-get update
$ sudo apt-get install libgstrtspserver-0.10-0 

libgstrtspserver-0.10-0 is installed in your system.

Make ensure the libgstrtspserver-0.10-0 package were installed using the commands given below,

$ sudo dpkg-query -l | grep libgstrtspserver-0.10-0 *

You will get with libgstrtspserver-0.10-0 package name, version, architecture and description in a table

libgstrtspserver-0.10-0 package basic information: