From 7918ac13a8ea6e897eff8de77ccad46c67a9a645 Mon Sep 17 00:00:00 2001
From: Ralph Giles <giles@mozilla.com>
Date: Sat, 25 May 2013 01:16:23 +0800
Subject: [PATCH] Fix Ogg draft formatting.

Previous markup was invalid.
---
 doc/draft-ietf-codec-oggopus.xml | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/doc/draft-ietf-codec-oggopus.xml b/doc/draft-ietf-codec-oggopus.xml
index d0a1781d..fd44f922 100644
--- a/doc/draft-ietf-codec-oggopus.xml
+++ b/doc/draft-ietf-codec-oggopus.xml
@@ -1168,9 +1168,13 @@ When extending the end of the signal, order-N (typically with N ranging from 8
  to 40) LPC analysis is performed on a window near the end of the signal.
 The last N samples are used as memory to an infinite impulse response (IIR)
  filter.
+</t>
+<figure align="center">
+<preamble>
 The filter is then applied on a zero input to extrapolate the end of the signal.
 Let a(k) be the kth LPC coefficient and x(n) be the nth sample of the signal,
  each new sample past the end of the signal is computed as:
+</preamble>
 <artwork align="center"><![CDATA[
         N
        ---
@@ -1179,6 +1183,8 @@ x(n) = \   a(k)*x(n-k)
        ---
        k=1
 ]]></artwork>
+</figure>
+<t>
 The process is repeated independently for each channel.
 It is possible to extend the beginning of the signal by applying the same
  process backward in time.
@@ -1213,6 +1219,8 @@ De-emphasis is allowed.</t>
 </t>
 </section>
 
+</section>
+
 <section anchor="implementation" title="Implementation Status">
 <t>
 A brief summary of major implementations of this draft is available