From 574fdb80e336e6cd9a1c06d2068649e72a7a4b20 Mon Sep 17 00:00:00 2001
From: Elia Zammuto <theelixzammuto@gmail.com>
Date: Mon, 23 Dec 2024 14:18:29 +0100
Subject: [PATCH] fix(nvenc): Enable refresh only on supported Cards

---
 src/nvenc/nvenc_base.cpp | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/src/nvenc/nvenc_base.cpp b/src/nvenc/nvenc_base.cpp
index f112a630de3..6dd72755fca 100644
--- a/src/nvenc/nvenc_base.cpp
+++ b/src/nvenc/nvenc_base.cpp
@@ -322,10 +322,20 @@ namespace nvenc {
         set_minqp_if_enabled(config.min_qp_hevc);
         fill_h264_hevc_vui(format_config.hevcVUIParameters);
         if (client_config.enableIntraRefresh == 1) {
-          format_config.enableIntraRefresh = 1;
-          format_config.singleSliceIntraRefresh = 1;
-          format_config.intraRefreshPeriod = 300;
-          format_config.intraRefreshCnt = 299;
+          if (get_encoder_cap(NV_ENC_CAPS_SUPPORT_INTRA_REFRESH)) {
+            format_config.enableIntraRefresh = 1;
+            format_config.intraRefreshPeriod = 300;
+            format_config.intraRefreshCnt = 299;
+            if (get_encoder_cap(NV_ENC_CAPS_SINGLE_SLICE_INTRA_REFRESH)) {
+              format_config.singleSliceIntraRefresh = 1;
+            }
+            else {
+              BOOST_LOG(warning) << "NvEnc: Single Slice Intra Refresh not supported";
+            }
+          }
+          else {
+            BOOST_LOG(error) << "NvEnc: Client asked for intra-refresh but the encoder does not support intra-refresh";
+          }
         }
         break;
       }