From e0685bc98f4b13b736b0edf843b205642806385e Mon Sep 17 00:00:00 2001
From: Justin Ruggles <justin.ruggles@gmail.com>
Date: Tue, 14 Dec 2010 14:52:43 +0000
Subject: [PATCH] cosmetics: add & alter some comments

Originally committed as revision 25985 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavcodec/ac3enc.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c
index 296c156832..d946c64b9f 100644
--- a/libavcodec/ac3enc.c
+++ b/libavcodec/ac3enc.c
@@ -1254,6 +1254,7 @@ static av_cold int validate_options(AVCodecContext *avctx, AC3EncodeContext *s)
 {
     int i, ret;
 
+    /* validate channel layout */
     if (!avctx->channel_layout) {
         av_log(avctx, AV_LOG_WARNING, "No channel layout specified. The "
                                       "encoder will guess the layout, but it "
@@ -1265,7 +1266,7 @@ static av_cold int validate_options(AVCodecContext *avctx, AC3EncodeContext *s)
         return ret;
     }
 
-    /* frequency */
+    /* validate sample rate */
     for (i = 0; i < 9; i++) {
         if ((ff_ac3_sample_rate_tab[i / 3] >> (i % 3)) == avctx->sample_rate)
             break;
@@ -1278,7 +1279,7 @@ static av_cold int validate_options(AVCodecContext *avctx, AC3EncodeContext *s)
     s->bit_alloc.sr_shift = i % 3;
     s->bit_alloc.sr_code  = i / 3;
 
-    /* bitrate & frame size */
+    /* validate bit rate */
     for (i = 0; i < 19; i++) {
         if ((ff_ac3_bitrate_tab[i] >> s->bit_alloc.sr_shift)*1000 == avctx->bit_rate)
             break;