Hello! Still no luck with resizing/scaling. http://01org.github.io/libva_master_doxygen/va__vpp_8h.html here can`t see anything related to subject.
Friends, need more help... 26.11.2014, 21:14, "Nikita Orlov" <nikitos1...@yandex.ru>: > thanks, we will try, if I will have more questions, I will ask you. > > 26.11.2014, 21:02, "Peter Frühberger" <peter.fruehber...@gmail.com>: >> Hi, >> >> here is a more advanced example of doing deinterlacing with VPP, you >> can change the filter operation of course to do scaling: >> >> https://github.com/xbmc/xbmc/blob/master/xbmc/cores/dvdplayer/DVDCodecs/Video/VAAPI.cpp#L2702 >> >> Usage of VPP is always the same, no matter of the actual operation. >> >> Best Regards >> Peter >> >> 2014-11-26 18:53 GMT+01:00 Nikita Orlov <nikitos1...@yandex.ru>: >>> Hi! >>> >>> Could you point me to some exmaples of scaling before encoding? >>> Can`t find any docs about it around web :-( >>> >>> Thanks in advance! >>> >>> 26.11.2014, 16:52, "Steven Toth" <st...@kernellabs.com>: >>>> \> But, what do you mean about pre and post processing? >>>>> Pre and post what operation? Pre video encoding and past video >>>>> encoding? >>>>> >>>>> If we are talking about encoding, I can`t imagine any post processing, >>>>> because result >>>>> of encoding is bitstream. >>>>> >>>>> Could you explain it for me a bit more. Please. >>>> The hardware has a Video Processing Pipeline, that can apply various >>>> effects and transforms prior to encoding. Once of those mechanisms (as >>>> Nikita pointed out) is a video scaler. >>>> >>>> So, yes, you can scale the video prior to encoding. I've used it for >>>> scaling down, although I don't think I've ever tried to scale up. >>>> >>>> -- >>>> Steven Toth - Kernel Labs >>>> http://www.kernellabs.com >>> -- >>> Nikita Orlov >>> Skype: nik_stet >>> QQ: 2717846083 >>> _______________________________________________ >>> Libva mailing list >>> Libva@lists.freedesktop.org >>> http://lists.freedesktop.org/mailman/listinfo/libva >> -- >> Key-ID: 0x1A995A9B >> keyserver: pgp.mit.edu >> ============================================================== >> Fingerprint: 4606 DA19 EC2E 9A0B 0157 C81B DA07 CF63 1A99 5A9B > > -- > Nikita Orlov > Skype: nik_stet > QQ: 2717846083 > _______________________________________________ > Libva mailing list > Libva@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/libva -- Nikita Orlov Skype: nik_stet QQ: 2717846083 _______________________________________________ Libva mailing list Libva@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/libva