From 1f7705e5b16d83d2ac4bfc48c7b8d6a34bfef20a Mon Sep 17 00:00:00 2001
From: Paul B Mahol <onemda@gmail.com>
Date: Sun, 1 Apr 2018 20:58:48 +0200
Subject: [PATCH] avformat/mpeg: fix logic failure
Signed-off-by: Paul B Mahol <onemda@gmail.com>
---
libavformat/mpeg.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
diff --git a/libavformat/mpeg.c b/libavformat/mpeg.c
index e3dd404677d..0c507e9f01f 100644
--- a/libavformat/mpeg.c
+++ b/libavformat/mpeg.c
@@ -450,13 +450,14 @@ redo:
return ret;
startcode = avio_r8(s->pb);
- if (startcode == 0x0b && avio_r8(s->pb) == 0x77) {
- startcode = 0x80;
- m->raw_ac3 = 1;
- avio_skip(s->pb, -2);
+ m->raw_ac3 = 0;
+ if (startcode == 0x0b) {
+ if (avio_r8(s->pb) == 0x77) {
+ startcode = 0x80;
+ m->raw_ac3 = 1;
+ avio_skip(s->pb, -2);
+ }
} else {
- m->raw_ac3 = 0;
- avio_skip(s->pb, -1);
len--;
}
}
--
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