[Libav-user] investigating runtime demux performance
Carl Eugen Hoyos
ceffmpeg at gmail.com
Wed May 20 00:54:09 EEST 2020
Am Di., 19. Mai 2020 um 14:49 Uhr schrieb <bsenftner at earthlink.net>:
> >> The 3.2.14 libraries are clearly twice as fast as the 4.2.2 libraries,
> >> as least with the h.265 media files I'm testing with.
> > Then please run git bisect, but allow me to repeat that it may make
> > sense to reproduce with ffmpeg (which would make your bug report
> > much, much simpler).
> The source of the timing differences I've been investigating is found,
> and the problem is outside ffmpeg/libav.
> It was two different versions of a threading library, each configured
> for different pe3rformance goals.
(Just for completeness)
Which I would have told you if I had seen the ffmpeg console outputs.
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