From 252f4009f1e79679923058be5ea7f89cdce4d506 Mon Sep 17 00:00:00 2001
From: Kostya Shishkov <kostya.shishkov@gmail.com>
Date: Thu, 25 May 2023 17:46:59 +0200
Subject: [PATCH] zmbvenc: handle I-frames that turned out to be skip frames

---
 nihav-commonfmt/src/codecs/zmbvenc.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/nihav-commonfmt/src/codecs/zmbvenc.rs b/nihav-commonfmt/src/codecs/zmbvenc.rs
index 52e02e5..d7be605 100644
--- a/nihav-commonfmt/src/codecs/zmbvenc.rs
+++ b/nihav-commonfmt/src/codecs/zmbvenc.rs
@@ -139,13 +139,14 @@ impl ZMBVEncoder {
         }
     }
     fn encode_intra(&mut self, bw: &mut ByteWriter, buf: NABufferType) -> EncoderResult<()> {
-        let bpp = buf_type_to_bpp(&buf);
+        let mut bpp = buf_type_to_bpp(&buf);
 
         if let NABufferType::None = buf {
             if self.bpp == 0 {
                 return Err(EncoderError::FormatError);
             }
             self.frm1.copy_from_slice(&self.frm2);
+            bpp = self.bpp;
         } else {
             if bpp == 0 {
                 return Err(EncoderError::FormatError);
-- 
2.30.2