[MEncoder-users] ipod video encoding settings assistance

Sebastian Kemper sebastian_ml at gmx.net
Sun Sep 7 11:26:36 CEST 2008


Am Sonntag, den 07.09.2008, 18:41 +1000 schrieb
lists.mplayerhq.hu at spam.phoenixdigital.com:
> Pass1
> mencoder.exe "input.mpg" -o NUL -passlogfile "x264-2pass.log" -nosound 
> -ovc x264 -x264encopts 
> bitrate=400:me=umh:me_range=24:nodct_decimate:nointerlaced:8x8dct:threads=auto:nofast_pskip:trellis=1:partitions=p8x8,b8x8,i8x8,i4x4:mixed_refs:bime:keyint=250:keyint_min=25:frameref=3:bframes=6:b_adapt:b_pyramid:weight_b:direct_pred=auto:subq=6:brdo:chroma_me:cabac:deblock:nossim:nopsnr:level_idc=41:pass=1:turbo=1
> 
> Pass2
> mencoder.exe "input.mpg" -o "output.avi" -aspect 16:9 -passlogfile 
> "x264-2pass.log" -oac faac -faacopts mpeg=4:br=128:object=2 -ovc x264 
> -x264encopts 
> bitrate=400:me=umh:me_range=24:nodct_decimate:nointerlaced:8x8dct:threads=auto:nofast_pskip:trellis=1:partitions=p8x8,b8x8,i8x8,i4x4:mixed_refs:bime:keyint=250:keyint_min=25:frameref=3:bframes=6:b_adapt:b_pyramid:weight_b:direct_pred=auto:subq=6:brdo:chroma_me:cabac:deblock:nossim:nopsnr:level_idc=41:pass=2 
> 
> 
> Then I use mp4box to put the video into an mp4 container
> MP4Box -aviraw video "output.avi"
> MP4Box -aviraw audio "output.avi"
> MP4Box -add "output_video.h264" -add "audio.aac" -fps 25  "output.mp4"

Hello,

I use

frameref=3:turbo=1:me=hex:subq=7:partitions=all:mixed_refs=1:fast_pskip=0:threads=auto:dct_decimate=0:nocabac:level_idc=30

8x8dct is a showstopper. "B" frames are as well, so "bime" is not
necessary. CABAC isn't supported also. "level_idc" must be "30".

Also MP4Box has an -ipod switch. Maybe that's needed to be able to load
the videos on your iPod with iTunes.

Regards
Sebastian




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