tebasuna51

Without problems here: Denon AVR-X1500H conected by HDMI to GPU NVIDIA GeForce GT 1030 in Mainboard B450M MORTAR, CPU AMD Ryzen 5 1600X with Windows 10 x64 and player MPC-HC...

I have SaneAR deactivated. Please let me know for what we need a Audio Render (WASAPI or ASIO or ...) when all audio is send to AVR Denon in digital...

Without problems here. See the mpc-hc issue.

I don't know how detect whether the stereo source contains matrixed surround, the only coded than have a flag to indicate this is the AC3, all other codecs can't be...

Thanks for your interest. I wait for AkarinVS AviSynth version.