[vlc-devel] The big one : Frame threading regressions

Francois Cartegnie fcvlcdev at free.fr
Mon Sep 16 10:26:18 CEST 2019

Le 16/09/2019 à 08:42, Steve Lhomme a écrit :
>> - Bump default pts-delay for now.
> Not friendly to low delay, AFAIK.

low delay is achieved only through dedicated option.

>> - Adapt pts-delay based on number of threads.
> If the pts-delay is decoder based, why not. Because not every codec use
> threads, nor every decoder.
>> - Rewrite the core to be able to add delay without rebuffering. I don't
>> see how that's doable: that's similar to implementing delay reduction.
>> - Kill frame threading based on a number of threads and fps.
> We want to use all the threads available/needed. Not using them would be
> bad in general.

Except we also make bad usage of those threads. Frame vs slice.

Francois Cartegnie
VideoLAN - VLC Developer

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