[MEncoder-users] videos contain black squares on Ipod touch

[belcampo]

- wrote:
> I've got some x264 videos that I encoded a while ago, and when I put them
> onto my ipod, there are random oblongs moving about, like one gets when
> there's a missing p frame or something. They're fine on Quicktinme on the
> PC, but not on the itouch. I've followed the guidance in the mencoder
> quicktime section. Here's a sample command line:
> 
> 
> MENCODER "infile"  -o "outfile.avi" -ovc x264  -x264encopts
>  pass=1:bitrate=200:bframes=0:trellis=1:partitions=all:me=umh:direct=auto:no-8x8dct:ref=5:mixed_refs:fps=16
>  -vf hqdn3d=2:1:2,scale=368:208,harddup -oac mp3lame -lameopts br=128 -ofps
> 16
> 
> (I encode the audio separately into aac, and mux it with mp4box)
> 
> Amongst many other attempts, I can remember doing the following to try and
> eradicate the problem:
> 
> remove the mixed_refs and refs=5 options
> used nocabac
> kept the video at the original 25 fps without scaling
> Removed the partitions=all option
> Encoded without hqdn3d
> 
> Can anyone help me please??
AFAIK trellis is not supported, so change to trellis=0
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