From 1438a06b88fffaa64c283598a8f610501ef0fbb3 Mon Sep 17 00:00:00 2001
From: jbr <jbr@9553f0bf-9b14-0410-a0b8-cfaf0461ba5b>
Date: Mon, 3 Aug 2009 22:05:31 +0000
Subject: [PATCH] cosmetics: add more detailed information to the documentation
 for decode_band_structure().

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@19577 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b
---
 libavcodec/ac3dec.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavcodec/ac3dec.c b/libavcodec/ac3dec.c
index 90ffd74ba5..baff415900 100644
--- a/libavcodec/ac3dec.c
+++ b/libavcodec/ac3dec.c
@@ -718,6 +718,10 @@ static void ac3_upmix_delay(AC3DecodeContext *s)
 
 /**
  * Decode band structure for coupling, spectral extension, or enhanced coupling.
+ * The band structure defines how many subbands are in each band.  For each
+ * subband in the range, 1 means it is combined with the previous band, and 0
+ * means that it starts a new band.
+ *
  * @param[in] gbc bit reader context
  * @param[in] blk block number
  * @param[in] eac3 flag to indicate E-AC-3
-- 
2.11.4.GIT