9.05

• Add option to enable unidirect B frame for lossless encoding (--unidirectb). ( #731 )
• Add tune option. (--tune, #733, #729, #709, #679, #583)
• Change --ref default to 4(H.264)/5(HEVC,AV1).
• Now defaults for options below should differ by --preset and --tune.
  • --weightp
  • -b, --bframes
  • --strict-gop
  • --no-i-adapt
  • --no-b-adapt
  • --aq
  • --aq-temporal
  • --aq-strength
  • --nonrefP
  • --lookahead
  • --lookahead-level
  • --tf-level
  • --temporal-layers
• Add option to fallback to 8bit encoding when 10bit encoding is not supported by the hardware.(--fallback-bitdepth)