ffmpeg | branch: master | Michael Niedermayer <michae...@gmx.at> | Wed May 20 02:31:03 2015 +0200| [886ba93009036988e7301010f1a5c55388bcdf84] | committer: Michael Niedermayer
doc/encoders: add flac Reviewed-by: James Almer <jamr...@gmail.com> Signed-off-by: Michael Niedermayer <michae...@gmx.at> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=886ba93009036988e7301010f1a5c55388bcdf84 --- doc/encoders.texi | 79 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 79 insertions(+) diff --git a/doc/encoders.texi b/doc/encoders.texi index a6cdd99..753e683 100644 --- a/doc/encoders.texi +++ b/doc/encoders.texi @@ -494,6 +494,85 @@ Selected by Encoder (default) @end table +@anchor{flac} +@section flac + +FLAC (Free Lossless Audio Codec) Encoder + +@subsection Options + +The following options are supported by FFmpeg's flac encoder. + +@table @option +@item compression_level +Sets the compression level, which chooses defaults for many other options +if they are not set explicitly. + +@item frame_size +Sets the size of the frames in samples per channel. + +@item lpc_coeff_precision +Sets the LPC coefficient precision, valid values are from 1 to 15, 15 is the +default. + +@item lpc_type +Sets the first stage LPC algorithm +@table @samp +@item none +LPC is not used + +@item fixed +fixed LPC coefficients + +@item levinson + +@item cholesky +@end table + +@item lpc_passes +Number of passes to use for Cholesky factorization during LPC analysis + +@item min_partition_order +The minimum partition order + +@item max_partition_order +The maximum partition order + +@item prediction_order_method +@table @samp +@item estimation +@item 2level +@item 4level +@item 8level +@item search +Bruteforce search +@item log +@end table + +@item ch_mode +Channel mode +@table @samp +@item auto +The mode is chosen automatically for each frame +@item indep +Chanels are independently coded +@item left_side +@item right_side +@item mid_side +@end table + +@item exact_rice_parameters +Chooses if rice parameters are calculated exactly or approximately. +if set to 1 then they are chosen exactly, which slows the code down slightly and +improves compression slightly. + +@item multi_dim_quant +Multi Dimensional Quantization. If set to 1 then a 2nd stage LPC algorithm is +applied after the first stage to finetune the coefficients. This is quite slow +and slightly improves compression. + +@end table + @anchor{libfaac} @section libfaac _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
