[MEncoder-users] the options for the best x264 encoding with crf

[Grozdan]

2010/7/2 Goga777 <goga777 at bk.ru>:
>> > in mencoder official documentation there's some settings for different options, for example for the
>> > best quality the documentation recommend to use the following options (I will keep in the mind crf
>> > method,  not 2pass)
>> >
>> > http://www.mplayerhq.hu/DOCS/HTML/en/menc-feat-x264.html
>>
>> Those docs are *very* outdated so you shouldn't rely on them
>
> thanks, didn't know about that
>
>> > Very high quality
>> > subq=6:partitions=all:8x8dct:me=umh:frameref=5:bframes=3:b_pyramid:weight_b
>>
>> You can up subq to 9 if you want and also add trellis=2. For motion
>> estination use umh, as esa/tesa are way slower and you won't notice
>> the diff between them & umh. b_pyramid needs a parameter (choose
>> between normal, strict and none -- strict is only for blu-ray
>> compatibility so use normal)
>>
>> if you want, just use in mencoder this option: preset=veryslow
>> (requires a very recent mplayer svn checkout). It'll directly use the
>> veryslow preset of the libx264 library.
>
> which fps do you have during encoding with preset=veryslow and for which video ?
>
> With my Pentium 4 3GHz for 576i video with preset=slow I have 3 fps during encoding with
> vf=yadif=0,hqdn3d=2:1:2

I don't use veryslow but my own presets of my h264enc script. With the
'vhq' preset in that script, I get around 6-8fps on an Athlon 64 2.4
GHz machine

>
>
> Goga
>
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