[Ffmpeg-devel] Differences between mencoder and ffmpeg whenencoding using x264
Michael Niedermayer
michaelni
Fri Feb 24 18:48:02 CET 2006
Hi
On Fri, Feb 24, 2006 at 06:13:36PM +0100, Erik Slagter wrote:
> On Tue, 2006-02-21 at 11:09 +0000, Robert Swain wrote:
>
> > > ffmpeg mencoder
> > >
> > > cabac=0 cabac=1
> > > ref=1 ref=1
> > > deblock=0:0:0 deblock=1:0:0
> > > analyse=0x1:0 analyse=0x1:0x111
> > > me=dia me=hex
> > > subme=6 subme=5
> > > brdo=0 brdo=0
> > > mixed_ref=0 mixed_ref=0
> > > me_range=4 me_range=16
> > > chroma_me=0 chroma_me=1
> > > trellis=0 trellis=1
> > > 8x8dct=0 8x8dct=0
> > > cqm=0 cqm=0
> > > chroma_qp_offset=0 chroma_qp_offset=0
> > > slices=1 slices=1
> > > nr=0 nr=0
> > > bframes=0 bframes=0
> > > keyint=12 keyint=250
> > > keyint_min=7 keyint_min=25
> > > scenecut=0 scenecut=40
> > > rc=cbr rc=cbr
> > > bitrate=3000 bitrate=3000
> > > ratetol=1.3 ratetol=1.0
> > > rceq='tex^qComp' rceq='blurCplx^(1-qComp)'
> > > qcomp=0.50 qcomp=0.60
> > > qpmin=2 qpmin=10
> > > qpmax=31 qpmax=51
> > > qpstep=3 qpstep=2
> > > vbv_maxrate=9000 vbv_maxrate=9000
> > > vbv_bufsize=65536 vbv_bufsize=8000
> > > ip_ratio=1.25 ip_ratio=1.40
> >
> > So...
> >
> > -ac
>
> Huh? -ac is actually number of audio channels, another one that needs to
> be renamed... Suggestions? How about simply calling the non-ffmpeg
> option "cabac"?
>
> -coder 1 works, but is not quite readable.
'-coder ac' works too and -ac would work if there wouldnt be another option
with the name ac :) patch/renaming suggestion welcome
[...]
--
Michael
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