From 33e656460494e66ec34b07b7a1196e1949399c7a Mon Sep 17 00:00:00 2001
From: Kostya Shishkov <kostya.shishkov@gmail.com>
Date: Sat, 25 Apr 2026 12:38:10 +0200
Subject: [PATCH] nihav_codec_support/msstructs: do not check Cinepak header
 that strictly

---
 nihav-codec-support/src/codecs/msstructs.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nihav-codec-support/src/codecs/msstructs.rs b/nihav-codec-support/src/codecs/msstructs.rs
index 1dc1558..d5bec5a 100644
--- a/nihav-codec-support/src/codecs/msstructs.rs
+++ b/nihav-codec-support/src/codecs/msstructs.rs
@@ -38,7 +38,7 @@ impl MSBitmapInfo {
     /// Checks header for validity and returns the failed field name in case of error.
     pub fn validate(&self) -> Result<(), &'static str> {
         const KNOWN_BAD_FORMATS: &[&[u8; 4]] = &[
-            b"ZMBV", b"zmbv",
+            b"ZMBV", b"zmbv", b"CVID", b"cvid"
         ];
         if !(40..=(1 << 24)).contains(&self.bi_size) {
             return Err("bi_size");
-- 
2.39.5