

under win64 run: 
pi_win.exe

perhaps Windows Defender Popsup
just click "More info" and that
"Run anyway"








under linux64 run: 
./run_lin

peraps you need:
"chmod 777 ./run_lin"
and
"chmod 777 ./pi_lin"








under MacOS (AArch64) run:
./pi_mac

At first you will be rejected due to a security issue, open System preferences go to File vault, 
and select "Open Anyway". You will be rejected once again because libass.dylib is not allowed. 
Go again to the File Vault and select "Open Anyway" once again. After that the demo will happily run.









start with the parameter
l for loop mode
w for windowed mode
