[FFmpeg-devel] Once again: Multithreaded H.264 decoding withffmpeg?

Jason Garrett-Glaser darkshikari
Fri May 30 15:31:18 CEST 2008

> Actually, levels correspond to VBV sizes, macroblocks per second,
> maximum MV lengths, etc., rather than codec features. :) Off the top
> of my head, level 4.1 is adequate for 1080p30 at somewhere around Blu
> Ray bit rates.

Technically there are some features in there too ;)

Level 3.1 and above don't support sub-8x8 direct inferences, for
example, if I recall correctly.

But that's trivial and nobody cares about it.

Dark Shikari

More information about the ffmpeg-devel mailing list