[vlc-devel] Slow OpenGL initialization

Rémi Denis-Courmont remi at remlab.net
Mon May 21 18:45:20 CEST 2018


Le maanantaina 21. toukokuuta 2018, 15.37.30 EEST Thomas Guillem a écrit :
> >  Did anyone else experience that?
> 
> 4.0 / 3.0 ?

Both.

> Is it still slow if you remove AV_PIX_FMT_VAAPI_VLD from the hwfmts enum
> in avcodec ?

Yes. No difference within 1%.

Disabling hardware acceleration from CLI also makes no difference.

> And did you try forcing only EGL or GLX  ?

You mean with --gl ?

If I force EGL, it fails much faster, and falls back to XVideo.
If I force GLX, it saves maybe ~10% but is still insanely slow.

-- 
雷米‧德尼-库尔蒙
http://www.remlab.net/





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