Add a subsection for Replaygain to the runtime optimisation section.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25601 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 10 insertions, 1 deletions

diff --git a/manual/advanced_topics/main.tex b/manual/advanced_topics/main.tex
index b13a76712b..8670e051f8 100644
--- a/manual/advanced_topics/main.tex
+++ b/manual/advanced_topics/main.tex
@@ -638,6 +638,15 @@ current version.
   that allows correct and continuous playback (see \reference{ref:AntiSkipBuf}).
 }
 
+\opt{swcodec}{
+\subsection{Replaygain}
+  Replaygain is a post processing that equalises the playback volume of audio 
+  files to the same perceived loudness. This post processing applies a factor 
+  to each single PCM sample and is therefore consuming additional CPU time. If 
+  you want to achieve some (minor) savings in runtime, switch this feature off 
+  (see \reference{ref:ReplayGain}).
+}
+
 \opt{swcodec,disk_storage,flash_storage}{
 \subsection{Audio format and bitrate}
 \opt{swcodec}{
diff --git a/manual/configure_rockbox/playback_options.tex b/manual/configure_rockbox/playback_options.tex
index 5f61b0b0e2..80c19e64bd 100644
--- a/manual/configure_rockbox/playback_options.tex
+++ b/manual/configure_rockbox/playback_options.tex
@@ -153,7 +153,7 @@ you to configure settings related to audio playback.
          \includegraphics[width=14cm]{configure_rockbox/images/crossfade_graphic.png}
     }%\opt{crossfade}
     
-  \section{Replaygain}
+  \section{\label{ref:ReplayGain}Replaygain}
     This allows you to control the replaygain function.
     The purpose of replaygain is to adjust the volume of the music played
     so that all songs (or albums, depending on your settings) have the