[x264-devel] x264 generates non-deterministic output with multithreads and vbv mode

[Henrik Gramner]

On Fri, Apr 17, 2015 at 6:48 PM, Zhi Li <zli at netflix.com> wrote:
> I have found that when the number of threads is more than one, and vbv
> mode is turned on (by setting vbv-maxrate and vbv-bufsize), the output
> is not bit-exact every time the encoding is run.

This is actually the intended behavior.