[FFmpeg-cvslog] doc/encoders: reformat libmp3lame doc
Timothy Gu
git at videolan.org
Fri Aug 30 11:39:50 CEST 2013
ffmpeg | branch: master | Timothy Gu <timothygu99 at gmail.com> | Sat Aug 3 16:51:26 2013 -0700| [40b8350b57adaa9aaf6731bac5130d4fec1639c3] | committer: Stefano Sabatini
doc/encoders: reformat libmp3lame doc
Signed-off-by: Timothy Gu <timothygu99 at gmail.com>
Signed-off-by: Stefano Sabatini <stefasab at gmail.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=40b8350b57adaa9aaf6731bac5130d4fec1639c3
---
doc/encoders.texi | 44 +++++++++++++++++++++++++++-----------------
1 file changed, 27 insertions(+), 17 deletions(-)
diff --git a/doc/encoders.texi b/doc/encoders.texi
index 585eae6..077d465 100644
--- a/doc/encoders.texi
+++ b/doc/encoders.texi
@@ -420,26 +420,36 @@ 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
+ 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
-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 table @option
+ at item b (@emph{-b})
+Set bitrate expressed in bits/s for CBR. LAME @code{bitrate} is
+expressed in kilobits/s.
+
+ at item q (@emph{-V})
+Set constant quality setting for VBR. This option is valid only
+using the @command{ffmpeg} command-line tool. For library interface
+users, use @option{global_quality}.
+
+ at item compression_level (@emph{-q})
+Set algorithm quality. Valid arguments are integers in the 0-9 range,
+with 0 meaning highest quality but slowest, and 9 meaning fastest
+while producing the worst quality.
+
+ at item reservoir
+Enable use of bit reservoir when set to 1. Default value is 1. LAME
+has this enabled by default, but can be overriden by use
+ at option{--nores} option.
+
+ at item joint_stereo (@emph{-m j})
Enable the encoder to use (on a frame by frame basis) either L/R
-stereo or mid/side stereo.
- at end multitable
+stereo or mid/side stereo. Default value is 1.
+
+ at end table
@section libopencore-amrnb
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