Dune: Prophecy S01e04 - Libvpx 2021

# First pass (log generation) ffmpeg -i "Dune.Prophecy.S01E04.mkv" -c:v libvpx-vp9 -b:v 1500k -pass 1 -an -f null /dev/null ffmpeg -i "Dune.Prophecy.S01E04.mkv" -c:v libvpx-vp9 -b:v 1500k -pass 2 -c:a libopus -b:a 128k "Dune.Prophecy.S01E04.vp9.mkv"

ffmpeg -i "Dune.Prophecy.S01E04.mkv" -c:v libvpx-vp9 -crf 34 -b:v 0 -c:a libopus -b:a 96k -movflags +faststart output_web.webm If you didn’t intend to encode but just play S01E04 in libvpx format, use MPV or VLC 3.0+ . Avoid Windows 10/11 built-in Movies & TV app – it has poor VP9 support. dune: prophecy s01e04 libvpx

1080p or 4K, ~24fps, dark/desert tones (Dune has high dynamic range demands). 2. Two-Pass Encoding for Best Quality (Recommended) This ensures optimal bit allocation for the episode’s varied scenes (e.g., Imperial palace vs. desert). # First pass (log generation) ffmpeg -i "Dune