From a2ee2843c09a6116b090020eff8213b86ea98bdb Mon Sep 17 00:00:00 2001 From: Stefano Sabatini Date: Thu, 19 May 2011 19:41:19 +0200 Subject: [PATCH] doc: create separate section for audio encoders Having a separate section for audio encoders simplifies navigation and is slightly more consistent with the rest of the manual. Signed-off-by: Diego Biurrun --- doc/encoders.texi | 30 +++++++++++++++++------------- 1 file changed, 17 insertions(+), 13 deletions(-) diff --git a/doc/encoders.texi b/doc/encoders.texi index 760ec4bad9..d507b66f51 100644 --- a/doc/encoders.texi +++ b/doc/encoders.texi @@ -17,11 +17,15 @@ with the options @code{--enable-encoder=@var{ENCODER}} / The option @code{-codecs} of the ff* tools will display the list of enabled encoders. -A description of some of the currently available encoders follows. +@c man end ENCODERS -@section Audio Encoders +@chapter Audio Encoders +@c man begin AUDIO ENCODERS -@subsection ac3 and ac3_fixed +A description of some of the currently available audio encoders +follows. + +@section ac3 and ac3_fixed AC-3 audio encoders. @@ -36,7 +40,7 @@ quality audio for a given bitrate. The @var{ac3_fixed} encoder is not the default codec for any of the output formats, so it must be specified explicitly using the option @code{-acodec ac3_fixed} in order to use it. -@subheading AC-3 Metadata +@subsection AC-3 Metadata The AC-3 metadata options are used to set parameters that describe the audio, but in most cases do not affect the audio encoding itself. Some of the options @@ -55,7 +59,7 @@ documents. @item @uref{http://www.dolby.com/uploadedFiles/zz-_Shared_Assets/English_PDFs/Professional/46_DDEncodingGuidelines.pdf,Dolby Digital Professional Encoding Guidelines} @end itemize -@subsubheading Metadata Control Options +@subsubsection Metadata Control Options @table @option @@ -72,7 +76,7 @@ Metadata values can be changed before encoding each frame. @end table -@subsubheading Downmix Levels +@subsubsection Downmix Levels @table @option @@ -106,7 +110,7 @@ Silence Surround Channel(s) @end table -@subsubheading Audio Production Information +@subsubsection Audio Production Information Audio Production Information is optional information describing the mixing environment. Either none or both of the fields are written to the bitstream. @@ -140,7 +144,7 @@ Small Room @end table -@subsubheading Other Metadata Options +@subsubsection Other Metadata Options @table @option @@ -195,7 +199,7 @@ Original Source (default) @end table -@subsubheading Extended Bitstream Information +@subsection Extended Bitstream Information The extended bitstream options are part of the Alternate Bit Stream Syntax as specified in Annex D of the A/52:2010 standard. It is grouped into 2 parts. If any one parameter in a group is specified, all values in that group will be @@ -205,7 +209,7 @@ will use these values instead of the ones specified in the @code{center_mixlev} and @code{surround_mixlev} options if it supports the Alternate Bit Stream Syntax. -@subsubheading Extended Bitstream Information - Part 1 +@subsubsection Extended Bitstream Information - Part 1 @table @option @@ -302,7 +306,7 @@ Silence Surround Channel(s) @end table -@subsubheading Extended Bitstream Information - Part 2 +@subsubsection Extended Bitstream Information - Part 2 @table @option @@ -353,7 +357,7 @@ HDCD A/D Converter @end table -@subheading Other AC-3 Encoding Options +@subsection Other AC-3 Encoding Options @table @option @@ -408,4 +412,4 @@ Selected by Encoder (default) @end table -@c man end ENCODERS +@c man end AUDIO ENCODERS