ืื ืืขืืืื ื ืคืื ืื SVT-AV1 1.5 ืืืืืืึธืืขืง (Scalable Video Technology AV1) ืืื ืืจืืืก ืืื ืืืคึผืืึทืืึทื ืฅ ืคืื ืื ืขื ืงืึธืืขืจ ืืื ืืืงืึธืืืขืจ ืคืื ืื AV1 ืืืืืขื ืงืึธืืืจืื ื ืคึฟืึธืจืืึทื, ืคึฟืึทืจ ืึทืงืกืขืืขืจืืืฉืึทื ืคืื ืื ืืืื ืคืื ืืึทืื ืืืึทืจื ืคึผืึทืจืึทืืขื ืงืึทืืคึผืืืืื ื ืืื ืืึธืืขืจื ืื ืืขื ืงืคึผืืก ืืขื ืขื ืืขื ืืฆื. ืื ืคึผืจืืืขืงื ืืื ืืขืืืขื ืืืฉืืคื ืืืจื ืื ืืขื ืืื ืฉืืืคืขืก ืืื Netflix ืืื ืืขืจ ืฆืื ืฆื ืืขืจืืจืืืื ืึท ืืืจืื ืคืื ืคืึธืจืฉืืขืืื ื ืคึผืึทืกืืง ืคึฟืึทืจ ืืืืฃ-ืืขื-ืคืืืขื ืืืืืขื ืืจืึทื ืกืงืึธืืื ื ืืื ื ืืฆื ืืื ืืืืืขื-ืืืืฃ-ืคืึธืืขืจืื ื (VOD) ืืึทืืื ืื ืืก. ืืขืจืืืืึทื, ืึทื ืืืืืงืืื ื ืืื ืืืจืืืขืงืึธืื ืืื ืืขืจ ืื ืึธืกืคึผืืกืื ืคืื ืื ืขืคึฟื ืืขืืืข ืึทืืืืึทื ืกืข (AOMedia), ืืืึธืก ืึธืืืืขืจืกืื ืื ืึทื ืืืืืงืืื ื ืคืื ืื AV1 ืืืืืขื ืงืึธืืืจืื ื ืคึฟืึธืจืืึทื. ืืื ืึทืืขืจ, ืื ืคึผืจืืืขืงื ืืื ืืขืืืขืืึธืคึผืขื ืืื ืื ืคืจืืืืืืขืจืง ืคืื ืื OpenVisualCloud ืคึผืจืืืขืงื, ืืืึธืก ืืืื ืืขืืืขืืึธืคึผืก ืื SVT-HEVC ืืื SVT-VP9 ืขื ืงืึธืืขืจืก. ืืขืจ ืงืึธื ืืื ืคืื ืื ืืขืจืืขืืืืื ืืื ืืขืจ ืื BSD ืืขืจืืืืืขื ืืฉ.
ืฆื ื ืืฆื SVT-AV1, ืึทื x86_64 ืคึผืจืึทืกืขืกืขืจ ืืื ืฉืืืฆื ืคึฟืึทืจ AVX2 ืืื ืกืืจืืงืฆืืขืก ืืื ืคืืจืืื ืื. ืงืึธืืืจืื ื ืคืื 10-ืืืกื AV1 ืกืืจืืื ืืื 4K ืงืืืึทืืืืขื ืจืืงืืืืืขืจื 48 ืืืืืืืื ืคืื ืืึทืจืึทื, 1080 ืคึผ - 16 ืืืืืืืื, 720 ืคึผ - 8 ืืืืืืืื, 480 ืคึผ - 4 ืืืืืืืื. ืจืขืื ืฆื ืืขืจ ืงืึทืืคึผืืขืงืกืืื ืคืื ืื ืึทืืืขืจืืืึทืื ืืขื ืืฆื ืืื AV1, ืงืึธืืืจืื ื ืคืื ืืขื ืคึฟืึธืจืืึทื ืจืืงืืืืืขืจื ืคืื ืืขืจ ืจืขืกืืจืกื ืืื ืื ืืขืจืข ืคึฟืึธืจืืึทืืืจืื ืืขื, ืืืึธืก ืงืขื ื ืืฉื ืืึธืื ืื ื ืึธืจืืึทื AV1 ืขื ืงืึธืืขืจ ืคึฟืึทืจ ืคืึทืงืืืฉ-ืฆืืื ืืจืึทื ืกืงืึธืืื ื. ืคึฟืึทืจ ืืืึทืฉืคึผืื, ืื ืืึทืืขืจ ืขื ืงืึธืืขืจ ืคืื ืื AV1 ืคึผืจืืืขืงื ืจืืงืืืืืขืจื 5721, 5869 ืืื 658 ืืื ืืขืจ ืืฉืืื ืืช ืงืึทืืคึผืขืจื ืืื ืื ืงืก264 ("ืืืืคึผื" ืคึผืจืึธืคืื), ืงืก264 ("ืืืื" ืคึผืจืึธืคืื) ืืื ืืืืืืคึผืงืก-ืืืคึผ9 ืขื ืงืึธืืขืจืก.
ืฆืืืืฉื ืื ืขื ืืขืจืื ืืขื ืืื ืื ื ืืึทืข ืืขืืืื ื ืคืื SVT-AV1:
- ืงืืืึทืืืื / ืืืืงืืึทื ืงืึทืืคึผืจืึทืืืืืื ืืขื ืขื ืึธืคึผืืืืืืขื, ืืื ืึท ืจืขืืืืืึทื ืคืื ืืืึธืก ืคึผืจืขืกืขืฅ M1-M5 ืืขื ืขื ืกืคึผืืื ืึทืจืืืฃ ืืื 15-30%, ืืื ืคึผืจืขืกืขืฅ M6-M13 ืืื 1-3%.
- ืฆืืืขืืขืื ืึท ื ืืึท MR ืคึผืจืืกืขื (--ืคึผืจืืกืขื -1) ืืืึธืก ืืื ืืึทืืืื ืืื ืคึผืจืึทืืืืืืื ื ืจืขืคึฟืขืจืขื ืฅ ืงืืืึทืืืืขื.
- ืื ืึธืคึผืขืจืึทืฆืืข ืคืื โโืคึผืจืขืกืขืฅ M8-M13 ืืื ื ืืืขืจืืง-ืืืืืึทื ืกื ืงืึธืืืจืื ื ืืึธืืข ืืื ืึธืคึผืืืืืืขื.
- ืฆืืืขืืืืื ืฉืืืฆื ืคึฟืึทืจ ืืื ืึทืืืฉ ืกืขืืขืงืฆืืข ืคืื โโืืืืจืึทืจืงืึทืงืึทื ืขื ืืขืจืื ืืขื ืคืึธืจืืืกืืึธืื ืกืืจืึทืงืืฉืขืจื "miniGOP" (ืืจืืคึผืข ืคืื โโืคึผืืงืืืจืขืก) ืคึฟืึทืจ ืืจืึทืค ืึทืงืกืขืก ืงืึทื ืคืืืืขืจืืืฉืึทื ื, ืขื ืืืืึทืื ืืืจื ืคืขืืืงืืึทื ืืื ืคึผืจืขืกืขืฅ ืึทืจืืืฃ ืฆื ืืื ืึทืจืืึทื ืืขืจืขืื ื M9. ืขืก ืืื ืืืื ืืขืืืขื ืฆื ืกืคึผืขืฆืืคืืฆืืจื ืึท ืงืืขื ืขืจืขืจ ืกืืึทืจืืื ื ืืื ืGOP ืืจืืืก ืฆื ืคืึทืจืืืืขืจื ืคึผืจืขืืึธืึทืืื ื.
- ืื ืคืืืืงืืื ืฆื ืืืืฉื ืืึทืืืืึท ืกืงืืืืื ื ืกืืืืช ืืืืฃ ืื ืืึทืคึฟืขืื ืฉืืจื ืืื ืฆืืืขืฉืืขืื.
- ืืขืจ ืคึผืืืืื ืคึฟืึทืจ ืืกืืจืขืืขืจ ืืื ืจืืจืืื.
- ืฆืืืขืืขืื ืื ืคืืืืงืืื ืฆื ืืึธืคึผืงืขื ืึท ืืืืขืจ ื ืืืขืจ ืคืื ืจืึธืืขื ืืืืืขืจ ืืืจ ืึธื ืืืืื ืงืึธืืืจืื ื.
- ืืึทืืืืืืง ืจืืื ืืงืื ื ืคืื ืึทื ืืืื ืืืขืจืืึทืืึทืื ืืื ืกืืึทืืืง ืคืึทื ืืงืฉืึทื ื ืืื ืืืจืืืขืงืึธืื, ืืื ืืึทืืขืจืงืื ืืขื ืืื ืื ืงืึธื ืืขื ืขื ืจืขืคืึธืจืืึทืื. ืื ืืจืืืก ืคืื ืืืขืจืืึทืืึทื ื ืขืืขื ืืื ืจืืืืกื ืฆื ืืึทืื ืื ืงืึธื ืืจืื ืืขืจ ืฆื ืืืืขื ืขื.
ืืงืืจ: opennet.ru