[x264-devel] regression test of x264

Jason Garrett-Glaser darkshikari at gmail.com
Tue Nov 4 11:37:00 CET 2008


On Tue, Nov 4, 2008 at 2:35 AM, Chang Chen <Chang_Chen at sonic.com> wrote:
>
> Yeah, the threaded application is inherently nondeterministic, but given
> the same inputs, why does the output differ?

Because that's what nondeterministic means.

> For example, in multiple threads matrix multiplication, if the inputs
> are same, the output must be same.

Matrix multiplication isn't video encoding, most notably because
unlike video encoding, there is only one correct output.

Dark Shikari


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