[FFmpeg-devel] [PATCH] float values for libmp3lame quality

Michael Niedermayer michaelni
Tue Sep 14 22:01:17 CEST 2010


On Tue, Sep 14, 2010 at 07:53:52PM +0200, James Darnley wrote:
> On 14 September 2010 17:43, Michael Niedermayer <michaelni at gmx.at> wrote:
> > On Tue, Sep 14, 2010 at 05:28:06PM +0200, James Darnley wrote:
> >> On 14 September 2010 16:42, Michael Niedermayer <michaelni at gmx.at> wrote:
> >> > do you understand that FF_QP2LAMBDA is not 1 ?
> >> >
> >>
> >> No, but specifying -aq 5 on the command line gets you what you expect
> >> from lame (before this patch)
> >
> > and passing -aq 5.1 does not?
> >
> 
> Right...  It is near enough correct (5..09322 vs 5.1).  I was under
> the mistaken impression that aq only understood an integer.
> 
> New patch with the scaling removed

>  configure               |    7 ++++++-
>  libavcodec/libmp3lame.c |    3 ++-
>  2 files changed, 8 insertions(+), 2 deletions(-)
> 13d25b2e45b2dcebfc4ba9f2f38b52bdfa05176b  0003-float-values-for-libmp3lame-quality.patch
> From 0e130a14baa9f65eba4cd2151e5cbf1785c936ec Mon Sep 17 00:00:00 2001
> From: James Darnley <james.darnley at gmail.com>
> Date: Tue, 14 Sep 2010 10:57:19 +0200
> Subject: [PATCH 3/3] float values for libmp3lame quality
> 
> ---

>  configure               |    7 ++++++-

not my area


>  libavcodec/libmp3lame.c |    3 ++-

ok


[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

When the tyrant has disposed of foreign enemies by conquest or treaty, and
there is nothing more to fear from them, then he is always stirring up
some war or other, in order that the people may require a leader. -- Plato
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