From 5bacfd59ae0053c6e0d8ef7036d2a2f222f29455 Mon Sep 17 00:00:00 2001
From: Cameron Gutman <aicommander@gmail.com>
Date: Mon, 5 Jan 2026 01:52:57 -0600
Subject: [PATCH] fix(nvenc): Include bitstream restrictions in H.264/HEVC SPS
 (#4556)

---
 src/nvenc/nvenc_base.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/nvenc/nvenc_base.cpp b/src/nvenc/nvenc_base.cpp
index c7ddb962..22d06005 100644
--- a/src/nvenc/nvenc_base.cpp
+++ b/src/nvenc/nvenc_base.cpp
@@ -304,6 +304,9 @@ namespace nvenc {
       vui_config.chromaSampleLocationFlag = buffer_is_yuv444() ? 0 : 1;
       vui_config.chromaSampleLocationTop = 0;
       vui_config.chromaSampleLocationBot = 0;
+
+      // This is critical for low decoding latency on certain devices
+      vui_config.bitstreamRestrictionFlag = 1;
     };
 
     switch (client_config.videoFormat) {