To install scrcpy, run the following command in macOS terminal (Applications->Utilities->Terminal)
sudo port install scrcpy
To see what files were installed by scrcpy, run:
port contents scrcpy
To later upgrade scrcpy, run:
sudo port selfupdate && sudo port upgrade scrcpy
Reporting an issue on MacPorts Trac
The MacPorts Project uses a system called Trac to file tickets to report bugs and enhancement requests.
Though anyone may search Trac for tickets, you must have a GitHub account in order to login to Trac to create tickets.