[FFmpeg-cvslog] doc/encoders: Add documentation for libmp3lame

[Timothy Gu]

ffmpeg | branch: release/1.2 | Timothy Gu <timothygu99 at gmail.com> | Fri May 24 12:28:48 2013 -0700| [8f07c09b207b651a18274827f95ee0a9a61048a4] | committer: Timothy Gu

doc/encoders: Add documentation for libmp3lame

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit 4703a345fb41b14fe28f7e6bf7f60bb2213aa9e0)

Signed-off-by: Timothy Gu <timothygu99 at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=8f07c09b207b651a18274827f95ee0a9a61048a4
---

 doc/encoders.texi |   29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/doc/encoders.texi b/doc/encoders.texi
index 07343eb..dc79e51 100644
--- a/doc/encoders.texi
+++ b/doc/encoders.texi
@@ -412,6 +412,35 @@ Selected by Encoder (default)
 
 @end table
 
+ at section libmp3lame
+
+LAME (Lame Ain't an MP3 Encoder) MP3 encoder wrapper
+
+Requires the presence of the libmp3lame headers and library during
+configuration. You need to explicitly configure the build with
+ at code{--enable-libmp3lame}.
+
+ at subsection Option Mapping
+
+The following options are supported by the libmp3lame wrapper,
+the LAME-equivalent options follow the FFmpeg ones.
+
+ at multitable @columnfractions .2 .2
+ at item FFmpeg            @tab LAME
+ at item b                 @tab b
+FFmpeg @code{b} option is expressed in bits/s, lame @code{bitrate}
+in kilobits/s.
+ at item q                 @tab V
+Quality setting for VBR.
+ at item compression_level @tab q
+Algorithm quality. Valid options are integers from 0-9.
+ at item reservoir         @tab N.A.
+Enable use of bit reservoir. LAME has this enabled by default.
+ at item joint_stereo      @tab -m j
+Enables the the encoder to use (on a frame by frame basis) either L/R
+stereo or mid/side stereo.
+ at end multitable
+
 @c man end AUDIO ENCODERS
 
 @chapter Video Encoders