X-Git-Url: http://git.videolan.org/?p=ffmpeg.git;a=blobdiff_plain;f=doc%2Fencoders.texi;h=a2c5eb0802a256434928c352ae1cc06a8665af07;hp=79a13eefce2ce138804d48bb62637865cabfcb0b;hb=4703a345fb41b14fe28f7e6bf7f60bb2213aa9e0;hpb=ee5964cc9c8c8167c1998482fe639263c6783e9a diff --git a/doc/encoders.texi b/doc/encoders.texi index 79a13eefce..a2c5eb0802 100644 --- a/doc/encoders.texi +++ b/doc/encoders.texi @@ -412,6 +412,35 @@ Selected by Encoder (default) @end table +@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 +@code{--enable-libmp3lame}. + +@subsection Option Mapping + +The following options are supported by the libmp3lame wrapper, +the LAME-equivalent options follow the FFmpeg ones. + +@multitable @columnfractions .2 .2 +@item FFmpeg @tab LAME +@item b @tab b +FFmpeg @code{b} option is expressed in bits/s, lame @code{bitrate} +in kilobits/s. +@item q @tab V +Quality setting for VBR. +@item compression_level @tab q +Algorithm quality. Valid options are integers from 0-9. +@item reservoir @tab N.A. +Enable use of bit reservoir. LAME has this enabled by default. +@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. +@end multitable + @c man end AUDIO ENCODERS @chapter Video Encoders