From 2b71ddd96ec0e0b9e0f799b06ba61108cade1af3 Mon Sep 17 00:00:00 2001
From: Kostya Shishkov <kostya.shishkov@gmail.com>
Date: Thu, 23 Aug 2007 06:59:19 +0000
Subject: Take ring frame into account when demuxing. This fixes issue 97.

Originally committed as revision 10192 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/smacker.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'libavformat/smacker.c')

diff --git a/libavformat/smacker.c b/libavformat/smacker.c
index 2b2166cd53..655e7fb69f 100644
--- a/libavformat/smacker.c
+++ b/libavformat/smacker.c
@@ -28,6 +28,7 @@
 #include "bswap.h"
 
 #define SMACKER_PAL 0x01
+#define SMACKER_FLAG_RING_FRAME 0x01
 
 enum SAudFlags {
     SMK_AUD_PACKED  = 0x80000000,
@@ -112,6 +113,8 @@ static int smacker_read_header(AVFormatContext *s, AVFormatParameters *ap)
     smk->frames = get_le32(pb);
     smk->pts_inc = (int32_t)get_le32(pb);
     smk->flags = get_le32(pb);
+    if(smk->flags & SMACKER_FLAG_RING_FRAME)
+        smk->frames++;
     for(i = 0; i < 7; i++)
         smk->audio[i] = get_le32(pb);
     smk->treesize = get_le32(pb);
-- 
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