There's an experimental TurboVNC server fork with h264 encoding support:
https://github.com/faust93/turbovnc
But it has to be used in pair with TigerVNC viewer only, because AFAIK there're no other viewer implementations with h264 decoding support
https://github.com/faust93/turbovnc
But it has to be used in pair with TigerVNC viewer only, because AFAIK there're no other viewer implementations with h264 decoding support