Kamora likhoeli tse leshome tsa nts'etsopele, sephutheloana sa multimedia sa FFmpeg 4.4 se ea fumaneha, se kenyelletsang sehlopha sa likopo le pokello ea lilaebrari bakeng sa ts'ebetso ea lifomate tse fapaneng tsa multimedia (ho rekota, ho fetolela le ho hlophisa liforomo tsa audio le video). Sephutheloana sena se ajoa tlas'a laesense ea LGPL le GPL, nts'etsopele ea FFmpeg e etsoa haufi le morero oa MPlayer.
Har'a liphetoho tse kenyellelitsoeng ho FFmpeg 4.4 ke:
- Bokhoni ba ho sebelisa VDPAU (Video Decode and Presentation) API bakeng sa ho potlakisa hardware ea ho khetha video ka liforomo tsa HEVC/H.265 (10/12bit) le VP9 (10/12bit) e kentsoe tšebetsong.
- Ts'ehetso e fanoe bakeng sa ho etsa li-decoding ka sebopeho sa AV1 ho sebelisoa lienjine tsa ho potlakisa lisebelisoa tsa NVIDIA NVDEC le Intel QSV (Quick Sync Video), hammoho le ho sebelisa DXVA2/D3D11VA API.
- E kentse bokhoni ba ho kenyelletsa AV1 ka monochrome o sebelisa laeborari ea libaom (e hloka bonyane mofuta oa 2.0.1).
- Bokhoni ba ho kenyelletsa video ka sebopeho sa AV1 bo kentsoe ts'ebetsong ho sebelisoa encoder ea SVT-AV1 (Scalable Video Technology AV1), e sebelisang bokhoni ba computing ea hardware e fumanehang ho Intel CPUs ea sejoale-joale.
- Sesebelisoa se kentsoeng ka sebopeho sa AudioToolbox.
- Tšehetso e ekelitsoeng bakeng sa protocol ea gophers (gopher over TLS).
- Tšehetso e ekelitsoeng bakeng sa protocol ea RIST (Reliable Internet Stream Transport) e sebelisa librist.
- E tlositsoe tšehetso bakeng sa encoder e thehiloeng ho libwavpack.
- E kenyellelitse li-decoder tse ncha: AV1 (e nang le li-decoding tse potlakileng tsa hardware), AV1 (ka VAAPI), AVS3 (ka libuavs3d), Cintel RAW, PhotoCD, PGX, IPU, MobiClip Video, MobiClip FastAudio, ADPCM IMA MOFLEX, Argonaut Games Video, MSP v2 ( Microsoft Paint), Simbiosis IMX, Digital Pictures SGA.
- E kentse li-encoder tse ncha: RPZA, PFM, Cineform HD, OpenEXR, SpeedHQ, ADPCM IMA Ubisoft APM, ADPCM Argonaut Games, High Voltage Software ADPCM, ADPCM IMA AMV, TTML (subtitles).
- E kentse liphutheloana tsa media (muxer): AMV, Rayman 2 APM, ASF (Argonaut Games), TTML (subtitles), LEGO Racers ALP (.tun le .pcm).
- E kentse li-unpackers tsa media (demuxer): AV1 (Low overhead bitstream), ACE, AVS3, MacCaption, MOFLEX, MODS, MCA, SVS, BRP (Argonaut Games), DAT, aax, IPU, xbm_pipe, binka, Simbiosis IMX, Digital Pictures SGA , MSP v2 (Microsoft Paint).
- Li-parser tse ncha li kentsoe: IPU, Dolby E, CRI, XBM.
- Lisefa tse ncha:
- chromanr - e fokotsa lerata la mebala ka video.
- afreqshift le aphaseshift - fetola maqhubu le mohato oa molumo.
- adenorm - e eketsa lerata boemong bo itseng.
- speechnorm - e etsa hore puo e tloaelehe.
- asupercut - e fokotsa maqhubu a fetang 20 kHz ho tsoa molumo.
- asubcut - e fokotsa maqhubu a subbuffer.
- asuperpass le asuperstop - ts'ebetsong ea li-filters tsa Butterworth frequency.
- shufflepixels - e hlophisa pixel bocha ka liforeimi tsa video.
- tmidequalizer - ts'ebeliso ea phello ea Temporal Midway Video Equalization.
- estdif - deinterlacing o sebelisa algorithm ea Edge Slope Tracing.
- epx ke filthara e holisang bakeng sa ho theha bonono ba pixel.
- ho kuta - ho kuta phetoho ea video.
- kirsch - Sebelisa opareitara ea Kirsch ho video.
- colortemperature - fetola mocheso oa 'mala oa video.
- colorcontrast - e fetola phapang ea mebala lipakeng tsa likarolo tsa RGB tsa video.
- colorcorrect - tokiso e tšoeu ea ho leka-lekana bakeng sa video.
- colorize - ho koaheloa ka mebala ho video.
- exposure - e lokisa boemo ba ponahatso bakeng sa video.
- monochrome - e fetola video ea 'mala hore e be grayscale.
- aexciter - tlhahiso ea likarolo tsa molumo oa maqhubu a phahameng a le sieo lets'oao la mantlha.
- vif le msad - boikemisetso ba VIF (Visual Information Fidelity) le MSAD (Mean Sum of Absolute Differences) ho lekola phapang lipakeng tsa livideo tse peli.
- identity - ho khetholla boemo ba phapang lipakeng tsa livideo tse peli.
- setts — seta PTS (setempe sa nako ea nehelano) le DTS (setempe sa nako ea decoding) ka lipaketeng (bitstream).
Source: opennet.ru