[x264-devel] Rare macroblock errors in recent x264...

Jeppe Øland joland at gmail.com
Wed Jul 18 16:05:52 CEST 2012


On Wed, Jul 18, 2012 at 2:41 AM, Jason Garrett-Glaser <jason at x264.com> wrote:
>>>> As Jason wrote you last month we need sample. Preferably short source
>>>> sample with which we can reproduce your problem. If you can't provide
>>>> source sample than at least provide short encoded sample with error so
>>>> we can at least see it and analyse encoded stream (what caused error:
>>>> high QP, wrong prediction, etc.)
>>>
>>> As for getting some source content that exhibits the problem, so far
>>> it's been hard to nail down something small.
>>> But yesterday I may have found something ...
>>
>> No idea if its the same problem as I'm seeing in the other files, but
>> I managed to get it to crap out with a small sourcefile!
>
> I can't replicate the problem with the same version; it seems to
> encode fine here.

I have tried it on 3 different PCs now (Core2 and i7) and they all do it.
Even with '--asm 0" it happens.

Can you try with this one:
    http://mirror01.x264.nl/x264/32bit/8bit_depth/revision2145/x264.exe

Regards,
-Jeppe


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