From 6d5ba300e587c5940f208fefa8bf564da73fc9a2 Mon Sep 17 00:00:00 2001
From: Ralph Giles <giles@mozilla.com>
Date: Fri, 26 Sep 2014 16:56:27 -0700
Subject: [PATCH] Clarify that leading '+' is allowed in R128 tags.

---
 doc/draft-ietf-codec-oggopus.xml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/doc/draft-ietf-codec-oggopus.xml b/doc/draft-ietf-codec-oggopus.xml
index fcc1a85fb..cf1b78729 100644
--- a/doc/draft-ietf-codec-oggopus.xml
+++ b/doc/draft-ietf-codec-oggopus.xml
@@ -1218,6 +1218,10 @@ The gain is also a Q7.8 fixed point number in dB, as in the ID header's
 An Ogg Opus stream MUST NOT have more than one of each tag, and if present
  their values MUST be an integer from -32768 to 32767, inclusive,
  represented in ASCII with no whitespace.
+A leading '+' or '-' character is valid.
+Other non-digit characters MUST NOT be present.
+</t>
+<t>
 If present, R128_TRACK_GAIN and R128_ALBUM_GAIN MUST correctly represent
  the R128 normalization gain relative to the 'output gain' field specified
  in the ID header.
-- 
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