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authorMax Kellermann <max@musicpd.org>2017-01-17 22:36:14 +0100
committerMax Kellermann <max@musicpd.org>2017-01-17 22:36:44 +0100
commit899ab63d9122424b5f71f4a2f8d7b7d12270f1b0 (patch)
tree52b2785d1f1f325327deb8889c1727685594a87b
parent1097820a5a45eb86c7c02815f3904ea46a072491 (diff)
doc/user: document the "dsd" sample format
-rw-r--r--doc/user.xml11
1 files changed, 10 insertions, 1 deletions
diff --git a/doc/user.xml b/doc/user.xml
index cf2d04b36..8124462ed 100644
--- a/doc/user.xml
+++ b/doc/user.xml
@@ -597,7 +597,16 @@ systemctl start mpd.socket</programlisting>
24 bit integer samples padded to 32 bit),
<varname>32</varname> (signed 32 bit integer
samples), <varname>f</varname> (32 bit floating
- point, -1.0 to 1.0).
+ point, -1.0 to 1.0), "<varname>dsd</varname>" means
+ DSD (Direct Stream Digital).
+ </para>
+ <para>
+ The sample rate is special for DSD:
+ <application>MPD</application> counts the number of
+ bytes, not bits. Thus, a DSD "bit" rate of 22.5792
+ MHz (DSD512) is 2822400 from
+ <application>MPD</application>'s point of view
+ (44100*512/8).
</para>
</entry>
</row>