[x264-devel] x264 vbv setting mismatch

[kevin bai]

Thanks Gunnar,

I am not quite sure how this problem comes from. Do you mean the VBV
module(prediction...) is not idential in multiple threads?
Can you provide some more detailed info? Thanks a lot!

Regards,
Kevin


2013/11/29 Gunnar Adler <gunnar.adler at googlemail.com>

> This is OK and almost always the case when encoding with multiple threads.
> Setting --threads 1 should do the trick and get you bit identical results.
>
> Best regards,
> Gunnar
>
>
> On Fri, Nov 29, 2013 at 3:24 AM, kevin bai <maosheng.bai at gmail.com> wrote:
>
>> Hi,
>>
>> When I use x264 2-pass encoding, if set the VBV buffer/max bitrate, I got
>> diffent results(es, stats) for 2 times running. Does anyone meet such
>> problem?
>>
>> Version: x264-snapshot-20131110-2245
>>
>> The paramter settings are very simple:
>> ./x264 --bitrate 600 --vbv-bufsize 600 --vbv-maxrate 600 -o es1.264
>> /data/test/yuv/Mobile_720x576.yuv 720x576
>>
>>
>> Regards,
>> Kevin
>>
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>>
>>
>
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