[FFmpeg-devel] [PATCH 1/2] doc/encoders: Reformat libmp3lame doc

Timothy Gu timothygu99 at gmail.com
Sat Aug 10 14:19:36 CEST 2013


On Saturday, August 10, 2013, Stefano Sabatini wrote:

> On date Saturday 2013-08-03 16:56:41 -0700, Timothy Gu encoded:
> > ---
> >  doc/encoders.texi | 38 +++++++++++++++++++++++---------------
> >  1 file changed, 23 insertions(+), 15 deletions(-)
> >
> > diff --git a/doc/encoders.texi b/doc/encoders.texi
> > index 727549f..cdbe0bf 100644
> > --- a/doc/encoders.texi
> > +++ b/doc/encoders.texi
> > @@ -420,26 +420,34 @@ Requires the presence of the libmp3lame headers
> and library during
> >  configuration. You need to explicitly configure the build with
> >  @code{--enable-libmp3lame}.
> >
> > - at subsection Option Mapping
> > + at subsection Options
> >
> > -The following options are supported by the libmp3lame wrapper,
> > -the LAME-equivalent options follow the FFmpeg ones.
>
> > +The following options are supported by the libmp3lame wrapper. The
>
> Trailing space.
>
> > + at command{lame}-equivalent of the options are listed in parentheses.
> >
> > - at multitable @columnfractions .2 .2
> > - at item FFmpeg            @tab LAME
> > - at item b                 @tab b
> > + at table @option
> > + at item b (@emph{-b})
> >  Set bitrate expressed in bits/s, LAME @code{bitrate} is expressed in
> >  kilobits/s.
> > - at item q                 @tab V
> > -Set quality setting for VBR.
> > - at item compression_level @tab q
> > -Set algorithm quality. Valid arguments are integers in the 0-9 range.
> > - at item reservoir         @tab N.A.
> > -Enable use of bit reservoir. LAME has this enabled by default.
> > - at item joint_stereo      @tab -m j
> > +
>
> > + at item q (@emph{-V})
> > +Set constant quality setting for VBR.
>
> I see no "q" option in libmp3lame, maybe it's better to use the
> libavcodec equivalent option (q is an ffmpeg tool specific option,
> this documentation strives to be generic enough for the library user).


What then? global_quality? Then it is confusing for tool users.

Timothy

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