Wasu kwanaki da suka gabata an bayyana al'ummomin VideoLAN da Ffmpeg fitowar sabon sigar dakin karatun dav1d 0.6.0. Wannan madadin dikodi mai kyauta ne na tsarin sauya bidiyo na AV1.
Laburaren dav1d yana goyan bayan duk siffofin AV1, gami da nau'ikan faduwar gaba da kuma dukkan sifofin sarrafa zurfin launi da aka ayyana a cikin bayanin ((8, 10 da 12 kaɗan)). An gwada laburaren akan babban tarin fayiloli a cikin sigar AV1.
Game da dav1d decoder
Lambar bidiyo AV1 an kirkireshi ne ta Open Media Alliance. (AOMedia), wanda kamfanoni kamar su Mozilla, Google, Microsoft, Intel, ARM, NVIDIA, IBM, Cisco, Amazon, Netflix, AMD, VideoLAN, CCN da Realtek suke wakilta.
AV1 an sanya shi azaman tsarin samar da damar bidiyo kyauta wanda baya buƙatar biyan kuɗi, wanda yafi fifiko akan H.264 da VP9 dangane da matsi.
Bayanin dikodi mai don AV1 yana da kyau, amma yana da tushen bincike, don haka yana da abubuwa da yawa da zasu inganta. Wannan shine dalilin da ya sa al'ummomin VideoLAN, VLC da FFmpeg suka fara aiki a kan sabon dikodi mai, wanda kamfanin Hadin gwiwar Kafafen Yada Labarai, don ƙirƙirar ƙayyadaddun yanayin dikodi don AV1.
Babban fasalin dav1d shine mai da hankali kan cimma nasarar aiwatarwa dikodi mai sauri yiwu da kuma tabbatar da high quality-Multi-Threaded aiki.
An gwada aikin ɗakin ɗakin karatu a kan ɗakunan tarin fayiloli a cikin sigar AV1. Babban fasalin dav1d shine mai da hankali kan cimma nasarar mafi girman aiki dikodi da tabbatar da aiki mai inganci a cikin hanyar da yawa.
Manufar wannan sabon rikodin shine:
- Don zama karami
- zama da sauri-wuri
- Ba da tallafi na dandamali
- Daidaita zare,
- Kyauta kuma (a zahiri) buɗaɗɗen tushe.
Lambar aikin dav1d an rubuta a ciki yaren shirye-shirye C (C99) sannan kuma yana da abun sakawa (NASM / GAS) kuma an rarraba shi a ƙarƙashin lasisin BSD. A dikodi mai kirga tare da tallafi da aka aiwatar don gine-ginen x86, x86_64, ARMv7 da ARMv8 da Linux, da Windows, da macOS, da Android, da kuma tsarin aiki na iOS.
Sabbin fasalulluka na dav1d 0.6.0
Wannan sabon sigar dikodi mai dav1d 0.6.0 zai iya gyara wasu kwari da suke ba a baya version, tare da masu haɓakawa sun aiwatar da haɓakawa takamaiman ARM64 gine-gine Suna rufe ayyukan da yawa yayin aiki tare da zurfin zurfin launi 10 da 12.
Hakanan yana nuna aikin da aka yi don ƙarawa ingantawa dangane da umarnin SSSE3 don rage yawan amo na dijital tare da ingantaccen tushen koyarwa AVX2 don aikin msac_adapt16.
Sauran abubuwan ingantawa da aka aiwatar a cikin wannan sabon bugun sune: madauki, cdef, da msac sun dawo da haɓaka kayan aiki don ARM64 kuma ya inganta abubuwan AVX2 don cdef_filter.
A gefe guda, an ambaci shi a cikin sanarwar cewa masu haɓakawa sun yi aiki kan ƙara haɓakawa dangane da umarnin AVX-512 don ayyukan prep_bilin, prep_8tap, cdef_filter da mc_avg / w_avg / mask arụmọrụ.
Ga bangaren gyarawa an ambaci hakan gyara daidaitattun rikice-rikice a cikin hali tare da mai rikitarwa tunani AV1 kuma cewa an aiwatar da ci gaba a cikin itxfm da ayyukan cdef_filter a cikin C.
Finalmente idan kanaso ka kara sani game dashi game da wannan sabon sigar sannan kuma game da aikin wannan dikodi mai, zaku iya bincika bayanan A cikin mahaɗin mai zuwa.
Yadda ake girka decoder dav1d akan Ubuntu da abubuwan banbanci?
Ga waɗanda ke da sha'awar iya shigar da wannan dikodi mai a cikin tsarin su, za su iya yin hakan ta bin umarnin da muka raba a ƙasa.
Gabaɗaya don mafi yawan rarraba Linux, mutanen daga aikin VideoLan, suna bayarwa kunshin dikodi mai kwakwalwa ta hanyar amfani da Karfin Snap.
Sabili da haka, don shigar da shi ta wannan hanyar, kawai yana buƙatar cewa rarraba ku yana da goyan bayan wannan nau'in fakitin.
A cikin tashar kawai suna aiwatar da wannan umarnin:
sudo snap install dav1d --edge