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609:
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374:, but today the API is no longer limited to Intel-specific hardware or GPUs. Other hardware and manufacturers can freely use this open standard API for hardware accelerated video processing with their own hardware without paying a royalty fee.
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VA-API currently supports these video codecs in the official mainline version, but note that exactly which video codecs are supported depends on the hardware and the driver's capabilities.
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Video decoding and post-processing processes that can be offloaded and accelerated if both the device drivers and GPU hardware supports them:
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710:(also part of the FFmpeg project) does contain code that other applications use to support hardware accelerated decoding, including VA-API.
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The current interface is window system independent, so that it can potentially be used with graphics sub-systems other than the
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only, it made more sense to design an interface from scratch that can fully expose the video decode capabilities in today's
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VA-API video decode/encode interface is platform and window system independent but is primarily targeted at
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libraries. In a nutshell, it is a scheme to pass various types of data buffers from the application to the
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The main motivation for VA-API is to enable hardware-accelerated video decode at various entry-points (
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and graphics sub-systems for video output. Accelerated processing includes support for
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project, supports VA-API encoding through CLI with version starting from 3.1 and also
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An example of vainfo output, showing supported video codecs for VA-API acceleration
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1474:"Firefox 80 Available With VA-API On X11, WebGL Parallel Shader Compile Support"
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1374:"[Client] 2.2.6 Released – Significant CPU usage reductions included"
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to use hardware video acceleration capabilities, usually provided by the
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hardware with the specific purpose of eventually replacing the
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1425:"OBS Studio Now Supports VA-API For Video Encoding - Phoronix"
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15:
1021:"Video acceleration API (VA-API) now available on Windows!"
515:
H.264 / AVC Hardware
Variable Length Decoding (VLD) - CAVLC
512:
H.264 / AVC Hardware
Variable Length Decoding (VLD) - CABAC
1221:"H.264 VA-API GPU Video Acceleration For Flash - Phoronix"
713:
370:
standard as the default Unix multi-platform equivalent of
801:(On Wayland since release 78 and on X11 since release 80)
750:(formerly XBMC Live) (Linux Live CD/USB operating-system)
660:
showing VA-API being used for video decoding acceleration
877:"VA-API Video Acceleration On Intel Medfield - Phoronix"
1196:"Fluendo's New Codecs Support VDPAU, VA-API - Phoronix"
496:(a.k.a. MPEG-4 SP / MPEG-4 ASP, more commonly known as
372:
Microsoft
Windows DirectX Video Acceleration (DxVA) API
36:
902:"Video4Linux2: Path to a Standardized Video Codec API"
339:, however it can potentially also be used with direct
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459:
open-source drivers for AMD and Nvidia graphics cards
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The VA-API specification was originally designed by
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1274:"XBMC Gets Working Intel VA-API Support - Phoronix"
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Bluecherry DVR client (starting from release 2.2.6)
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133:
107:
91:
79:
31:
may be too technical for most readers to understand
1449:"Firefox on Fedora finally gets VA-API on Wayland"
1103:"Mailing list entry that describes uses of VA-API"
462:AMDGPU-PRO drivers for AMD graphics cards on Linux
588:, more commonly known as slice-level acceleration
1520:"VA API slowly -- but surely -- making progress"
949:"Mplayer, FFmpeg Gain VA-API Support - Phoronix"
490:VC-1 / WMV3 decode acceleration Advanced Profile
1268:
1266:
521:H.264 / AVC Hardware Motion Compensation (HWMC)
524:H.264 / AVC Hardware In-Loop Deblocking (ILDB)
2232:
1547:
1324:"Release Notes - 0.25 - MythTV Official Wiki"
1042:
1040:
686:media server (starting from release 3.0.6400)
558:Processes that can be accelerated with VA-API
446:As of 2022, VA-API is natively supported by:
406:) for the prevailing coding standards today (
8:
931:"VA API slowly, but surely, making progress"
74:
518:H.264 / AVC Hardware Inverse Transform (IT)
509:H.264 AVC decode acceleration High Profile
2576:Video acceleration APIs available on Linux
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2239:
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2217:
1897:
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1532:
1128:"RealPlayer for MID & Intel/Linux FAQ"
996:
994:
465:libva-vdpau-driver for cards supported by
257:
153:
73:
597:Context-adaptive binary arithmetic coding
59:Learn how and when to remove this message
43:, without removing the technical details.
553:AV1 8-bit and 10-bit decode acceleration
544:VP9 8-bit and 10-bit decode acceleration
381:
846:
593:Context-adaptive variable-length coding
487:MPEG-2 decode acceleration Main Profile
1180:: CS1 maint: archived copy as title (
1173:
474:implementations with the VAOn12 driver
351:, subpicture blending, and rendering.
71:Open source API for video acceleration
1526:"MPlayer, FFmpeg Gain VA-API Support"
618:DRI (Direct Rendering Infrastructure)
41:make it understandable to non-experts
7:
820:Free and open-source software portal
550:8-bit and 10-bit encode acceleration
628:, and it can work with third-party
612:Video Acceleration API architecture
2561:Application programming interfaces
1661:X Display Manager Control Protocol
14:
2509:Open Collaboration Services (OCS)
2206:Desktop environments (comparison)
572:Inverse discrete cosine transform
282:that allows applications such as
280:application programming interface
2402:
1614:
812:
506:encode acceleration Main Profile
360:GMA (Graphics Media Accelerator)
294:(GPU). It is implemented by the
20:
1510:Intel Media and Audio for Linux
1077:"Emby Server 3.0.6400 Released"
1058:from the original on 2017-02-01
756:(v1 with patches) and its fork
702:, a command line tool from the
309:Direct Rendering Infrastructure
1400:"the xine project - News Feed"
1349:"VLC 1.1.0 release - VideoLAN"
1299:"Mplayer in vaapi - Gitorious"
790:" library) since Version 1.2.3
740:(formerly XBMC Media Center) (
680:real-time live video streaming
630:DRM (Direct Rendering Manager)
535:H.265/HEVC decode acceleration
442:Supported hardware and drivers
1:
2248:Free and open-source software
1002:"Hardware video acceleration"
777:(starting from release 1.1.0)
453:open-source drivers for Linux
1019:Vilerino, Sil (2023-02-15).
929:Nathan Willis (2009-07-01).
766:(starting from release 0.25)
2556:Application layer protocols
1671:X-Video Motion Compensation
2597:
909:Events.linuxfoundation.org
648:Software supporting VA-API
2400:
1612:
541:8-bit encode acceleration
129:
103:
1453:mastransky.wordpress.com
828:Distributed Codec Engine
586:variable-length decoding
292:graphics processing unit
1656:Shared memory extension
1522:– an overview from 2009
114:2.22.0 / 2 July 2024
2476:Video Acceleration API
1591:X Window authorization
1025:DirectX Developer Blog
661:
624:, such as direct with
613:
591:Bitstream processing (
582:Intra-frame prediction
479:Supported video codecs
387:
269:Video Acceleration API
116:; 2 months ago
1646:X Rendering Extension
655:
642:compressed bit-stream
611:
604:Software architecture
500:) decode acceleration
494:MPEG-4 Part 2 (H.263)
385:
1818:X Toolkit Intrinsics
1636:X keyboard extension
1250:Cgit.freedesktop.org
638:decoding or encoding
296:free and open-source
2581:X Window extensions
2250:projects hosted by
1696:Composite Extension
678:datarhei Restreamer
567:Motion compensation
532:encode acceleration
400:motion compensation
76:
2571:Video acceleration
1691:Display PostScript
1586:X Window selection
1132:HelixCommunity.org
1006:wiki.ArchLinux.org
690:Helix media player
662:
614:
388:
81:Original author(s)
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2542:
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2133:
2132:
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1666:X video extension
1631:X Image Extension
1378:Bluecherrydvr.com
578:deblocking filter
321:operating systems
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2535:Portland Project
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1832:Session managers
1828:Display managers
1801:Client libraries
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1515:mobile-hw-decode
1506:
1505:
1503:Official website
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1478:www.phoronix.com
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1429:www.phoronix.com
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1404:Xine-project.org
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1301:. Archived from
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1159:. Archived from
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1134:. Archived from
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1107:Lists.moblin.org
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1083:. 29 August 2016
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1048:"Hardware/vaapi"
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451:Intel Quick Sync
420:MPEG-4 AVC/H.264
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1722:Display servers
1714:implementations
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1686:Multi-Pointer X
1651:Shape extension
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1596:X11 color names
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1563:X Window System
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92:Initial release
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1495:External links
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1380:. 2 March 2017
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855:"libva 2.22.0"
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1580:Core protocol
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1455:. 3 June 2020
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1305:on 2013-08-03
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49:November 2021
42:
38:
32:
29:This article
27:
18:
17:
2475:
2327:X.Org Server
2169:Applications
2058:Window Maker
1731:X.Org Server
1729:
1578:
1571:Architecture
1481:. Retrieved
1477:
1468:
1457:. Retrieved
1452:
1443:
1432:. Retrieved
1428:
1419:
1407:. Retrieved
1403:
1394:
1382:. Retrieved
1377:
1368:
1356:. Retrieved
1353:Videolan.org
1352:
1343:
1331:. Retrieved
1327:
1318:
1307:. Retrieved
1303:the original
1293:
1281:. Retrieved
1278:Phoronix.com
1277:
1253:. Retrieved
1249:
1240:
1228:. Retrieved
1225:Phoronix.com
1224:
1215:
1203:. Retrieved
1200:Phoronix.com
1199:
1190:
1165:. Retrieved
1161:the original
1151:
1140:. Retrieved
1136:the original
1131:
1122:
1110:. Retrieved
1106:
1097:
1085:. Retrieved
1080:
1071:
1060:. Retrieved
1051:
1028:. Retrieved
1024:
1014:
1005:
981:. Retrieved
977:
968:
956:. Retrieved
953:Phoronix.com
952:
943:
934:
924:
912:. Retrieved
908:
896:
884:. Retrieved
881:Phoronix.com
880:
871:
859:. Retrieved
849:
787:
699:
674:media server
615:
561:
482:
445:
389:
353:
306:
272:
268:
267:
242:.freedesktop
55:
46:
30:
1902:Compositing
1712:and notable
1528:– from 2008
1409:23 February
1384:23 February
1358:23 February
1333:23 February
1283:23 February
1255:23 February
1230:23 February
1205:23 February
1112:23 February
1087:23 February
983:23 February
958:23 February
914:23 February
886:23 February
626:framebuffer
472:Direct3D 12
341:framebuffer
323:(including
277:open source
227:MIT License
121:2 July 2024
2550:Categories
2496:Frameworks
2436:Fontconfig
2385:pkg-config
2380:PackageKit
2276:PulseAudio
2262:components
1891:comparison
1710:Components
1624:Extensions
1483:2020-08-25
1459:2020-08-19
1434:2020-08-06
1328:Mythtv.org
1309:2014-02-10
1167:2016-08-31
1142:2011-05-12
1081:Emby.media
1062:2017-01-20
1030:2023-03-08
841:References
794:OBS Studio
708:libavcodec
530:H.265/HEVC
432:MotionComp
424:H.265/HEVC
412:MPEG-4 ASP
404:deblocking
362:series of
201:Windows 11
197:Windows 10
165:Written in
135:Repository
2514:Telepathy
2441:GStreamer
2421:AppStream
2413:Libraries
2138:Standards
2101:ratpoison
2053:WindowLab
1958:AfterStep
748:Kodibuntu
729:GStreamer
656:A log of
504:H.264 AVC
428:VC-1/WMV3
311:(DRI) in
288:GStreamer
248:/Software
2523:Meetings
2456:HarfBuzz
2446:libinput
2431:FreeType
2317:Plymouth
2290:Graphics
2281:PipeWire
2003:Matchbox
1968:Blackbox
1945:Stacking
1920:Metacity
1870:Entrance
1792:XWayland
1737:Cygwin/X
1701:Xinerama
1176:cite web
1056:Archived
806:See also
770:OpenShot
760:(native)
731:through
721:Flash /
672:Jellyfin
576:In-loop
378:Overview
358:for its
275:) is an
2504:CppUnit
2466:Poppler
2451:Mesa 3D
2390:Systemd
2365:Flatpak
2322:Wayland
2312:nouveau
2307:Enchant
2116:StumpWM
2081:awesome
2028:Sawfish
2018:Openbox
1983:Fluxbox
1860:LightDM
1787:XQuartz
1757:XDarwin
1752:XFree86
1742:X-Win32
1606:Wayland
974:"vaapi"
935:Lwn.net
834:OpenMAX
799:Firefox
754:MPlayer
714:Fluendo
668:toolkit
666:Clutter
658:Firefox
337:Android
335:), and
333:Solaris
329:FreeBSD
299:library
235:Website
220:License
189:Android
119: (
35:Please
2471:Swfdec
2370:Kmscon
2339:Xephyr
2332:Glamor
2297:Compiz
2181:xclock
2121:larswm
2111:xmonad
2073:Tiling
1925:Mutter
1910:Compiz
1782:Xephyr
861:2 July
786:(via "
764:MythTV
725:player
704:FFmpeg
700:ffmpeg
426:, and
408:MPEG-2
319:-like
273:VA-API
255:
250:/vaapi
150:/libva
148:/intel
144:github
2461:Pango
2426:Cairo
2360:D-Bus
2355:Avahi
2348:Other
2269:Sound
2201:xeyes
2196:xterm
2191:xload
2186:xedit
2176:xcalc
2145:ICCCM
2038:tvtwm
1998:IceWM
1963:amiwm
1762:Xming
1676:AIGLX
1641:RandR
905:(PDF)
742:Linux
719:Gnash
694:Linux
467:VDPAU
416:H.263
356:Intel
325:Linux
302:libva
246:/wiki
185:Linux
86:Intel
75:libva
2375:luit
2150:EWMH
2106:wmii
2048:vtwm
2023:Qvwm
2013:olwm
1993:FVWM
1988:FLWM
1973:CTWM
1953:4Dwm
1930:Xfwm
1915:KWin
1865:LXDM
1850:SDDM
1808:Xlib
1772:Xsun
1767:Xsgi
1747:X386
1411:2019
1386:2019
1360:2019
1335:2019
1285:2019
1257:2019
1232:2019
1207:2019
1182:link
1114:2019
1089:2019
985:2019
960:2019
916:2019
888:2019
863:2024
784:Xine
738:Kodi
684:Emby
636:for
498:Xvid
457:Mesa
436:GPUs
396:IDCT
368:XvMC
317:Unix
244:.org
208:Type
146:.com
97:2008
2486:Xft
2481:XCB
2302:DRI
2155:XDS
2096:Ion
2086:dwm
2063:wm2
2043:twm
2033:swm
2008:mwm
1978:cwm
1875:WDM
1855:XDM
1845:KDM
1840:GDM
1813:XCB
1777:Xgl
1681:GLX
758:mpv
723:SWF
634:GPU
620:in
548:AV1
539:VP9
392:VLD
364:GPU
315:on
286:or
240:www
213:API
193:BSD
39:to
2552::
2260:OS
2091:i3
1476:.
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1427:.
1402:.
1376:.
1351:.
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1276:.
1265:^
1248:.
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1178:}}
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271:(
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56:(
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47:(
33:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
