From 9dc04b27b5c16e36d19632e70136379b738813ce Mon Sep 17 00:00:00 2001
From: Kostya Shishkov <kostya.shishkov@gmail.com>
Date: Fri, 21 Oct 2022 17:47:02 +0200
Subject: [PATCH] avi: skip chunks from unknown streams

---
 nihav-commonfmt/src/demuxers/avi.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/nihav-commonfmt/src/demuxers/avi.rs b/nihav-commonfmt/src/demuxers/avi.rs
index bc39234..dc8ea6b 100644
--- a/nihav-commonfmt/src/demuxers/avi.rs
+++ b/nihav-commonfmt/src/demuxers/avi.rs
@@ -168,7 +168,11 @@ impl<'a> DemuxCore<'a> for AVIDemuxer<'a> {
                 continue;
             }
             let str = strmgr.get_stream(stream_no as usize);
-            if str.is_none() { return Err(InvalidData); }
+            if str.is_none() {
+                self.src.read_skip(size)?;
+                self.movi_size -= size + 8;
+                continue;
+            }
             let stream = str.unwrap();
             if size == 0 {
                 self.movi_size -= 8;
-- 
2.30.2