• Add frame rate conversion filter by frame interpolation using FRUC in the NVIDIA Optical Flow SDK. (--vpp-fruc)
  Requires Windows/Turing or later GPUs/528.24 or later driver.
• Fix --vpp-nvvfx-denoise not working in NVEnc 7.42. ( #561 )
• Fix --vpp-smooth strength did not match that of 8-bit output when 10-bit output.
• Changed default value of --avsync from cfr to auto, which does not fit the actual situation. ( #562 )