diff options
authorMichael Giacomelli <>2014-04-11 22:06:51 +0200
committerMarcin Bukat <>2014-04-14 08:14:57 +0200
commita18c33a498dd21b5cb083f1076987448fce259cc (patch)
parent238be18d0331a7a87e3ea8ea0d24b78e451357cb (diff)
manual: Add missing Frequency setting description
Change-Id: Ic552fd1e4df83a9c3889a700512d6e7a18a600d5 Reviewed-on: Reviewed-by: Marcin Bukat <>
1 files changed, 12 insertions, 0 deletions
diff --git a/manual/configure_rockbox/playback_options.tex b/manual/configure_rockbox/playback_options.tex
index bfc2f5c87a..5835f75c2c 100644
--- a/manual/configure_rockbox/playback_options.tex
+++ b/manual/configure_rockbox/playback_options.tex
@@ -316,3 +316,15 @@ you to configure settings related to audio playback.
This option rewinds the current track by a small amount whenever it is
paused (not stopped). The amount to rewind can be set between 0 and
15 seconds.
+ \opt{play_frequency}{
+ \section{Frequency}\index{Frequency}
+ This is the sampling frequency used for the rockbox playback engine. Audio
+ at a different sampling rate will be converted to this sampling rate prior to
+ mixing using a cubic Hermite polynomial resampler.
+ \note{For best quality and battery life, select the sampling rate used by
+ your audio. This is typically 44.1kHz.}
+ \note{Opus files are always 48kHz.}
+ }