From 44492c3668e6d3dbc7e18b9a9eb2c114e54aff1d Mon Sep 17 00:00:00 2001
From: Ralph Giles <giles@xiph.org>
Date: Fri, 25 Oct 2002 14:41:13 +0000
Subject: [PATCH] Define required character entities manually since the parse
 isn't finding the parameter includes.

svn path=/trunk/vorbis/; revision=4046
---
 doc/xml/04-codec.xml      | 8 ++++----
 doc/xml/Vorbis_I_spec.xml | 5 ++++-
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/doc/xml/04-codec.xml b/doc/xml/04-codec.xml
index 9fc1f5c..1d53868 100644
--- a/doc/xml/04-codec.xml
+++ b/doc/xml/04-codec.xml
@@ -1,7 +1,7 @@
 <section id="vorbis-spec-codec">
 <sectioninfo>
 <releaseinfo>
- $Id: 04-codec.xml,v 1.4 2002/10/21 23:37:00 giles Exp $
+ $Id: 04-codec.xml,v 1.5 2002/10/25 14:41:13 giles Exp $
  <emphasis>Last update to this document: October 15, 2002</emphasis>
 </releaseinfo>
 </sectioninfo>
@@ -344,7 +344,7 @@ illustration of overlapping dissimilar
 </orderedlist>
 
 <para>
-Vorbis windows all use the slope function y=sin(0.5 * \pi * sin^2((x+.5)/n * \pi)),
+Vorbis windows all use the slope function y=sin(0.5 * &pi; * sin^2((x+.5)/n * &pi;)),
 where n is window size and x ranges 0...n-1, but dissimilar
 lapping requirements can affect overall shape.  Window generation
 proceeds as follows:</para>
@@ -385,9 +385,9 @@ set) then
  </listitem>
  <listitem><simpara> window from range 0 ... <varname>[left_window_start]</varname>-1 inclusive is zero</simpara></listitem>
  <listitem><simpara> for <varname>[i]</varname> in range <varname>[left_window_start]</varname> ...
-<varname>[left_window_end]</varname>-1, window(<varname>[i]</varname>) = sin(.5 * \pi * sin^2( (<varname>[i]</varname>-<varname>[left_window_start]</varname>+.5) / <varname>[left_n]</varname> * .5 * \pi) )</simpara></listitem>
+<varname>[left_window_end]</varname>-1, window(<varname>[i]</varname>) = sin(.5 * &pi; * sin^2( (<varname>[i]</varname>-<varname>[left_window_start]</varname>+.5) / <varname>[left_n]</varname> * .5 * &pi;) )</simpara></listitem>
  <listitem><simpara> window from range <varname>[left_window_end]</varname> ... <varname>[right_window_start]</varname>-1
-inclusive is one</simpara></listitem><listitem><simpara> for <varname>[i]</varname> in range <varname>[right_window_start]</varname> ... <varname>[right_window_end]</varname>-1, window(<varname>[i]</varname>) = sin(.5 * \pi * sin^2( (<varname>[i]</varname>-<varname>[right_window_start]</varname>+.5) / <varname>[right_n]</varname> * .5 * \pi/2. + .5 * \pi) )</simpara></listitem>
+inclusive is one</simpara></listitem><listitem><simpara> for <varname>[i]</varname> in range <varname>[right_window_start]</varname> ... <varname>[right_window_end]</varname>-1, window(<varname>[i]</varname>) = sin(.5 * &pi; * sin^2( (<varname>[i]</varname>-<varname>[right_window_start]</varname>+.5) / <varname>[right_n]</varname> * .5 * &pi;/2. + .5 * &pi;) )</simpara></listitem>
 <listitem><simpara> window from range <varname>[rigth_window_start]</varname> ... <varname>[n]</varname>-1 is
 zero</simpara></listitem>
 </orderedlist>
diff --git a/doc/xml/Vorbis_I_spec.xml b/doc/xml/Vorbis_I_spec.xml
index ff93846..f341da9 100644
--- a/doc/xml/Vorbis_I_spec.xml
+++ b/doc/xml/Vorbis_I_spec.xml
@@ -2,7 +2,10 @@
 <!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
 		"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"
 [
-%isogrk3;
+<!-- parser isn't finding %isolat1; -->
+<!ENTITY uuml "&#x00FC;"> <!-- Latin small letter u with diaeresis -->
+<!-- parser isn't finding %isogrk3; -->
+<!ENTITY pi	"&#x03C0;"> <!-- GREEK SMALL LETTER PI -->
 <!ENTITY intro SYSTEM "01-introduction.xml">
 <!ENTITY bitpacking SYSTEM "02-bitpacking.xml">
 <!ENTITY codebook SYSTEM "03-codebook.xml">
-- 
2.7.4