From dc5414bd0dec67edc0ff6e6b758c131b960b387b Mon Sep 17 00:00:00 2001
From: Cameron Gutman <aicommander@gmail.com>
Date: Thu, 3 Aug 2023 19:18:07 -0500
Subject: [PATCH] Force immediate destruction of the D3D11 swapchain

Possible fix for #959
---
 app/streaming/video/ffmpeg-renderers/d3d11va.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/app/streaming/video/ffmpeg-renderers/d3d11va.cpp b/app/streaming/video/ffmpeg-renderers/d3d11va.cpp
index 23c7db65..45121990 100644
--- a/app/streaming/video/ffmpeg-renderers/d3d11va.cpp
+++ b/app/streaming/video/ffmpeg-renderers/d3d11va.cpp
@@ -141,6 +141,12 @@ D3D11VARenderer::~D3D11VARenderer()
         av_buffer_unref(&m_HwFramesContext);
     }
 
+    // Force destruction of the swapchain immediately
+    if (m_DeviceContext != nullptr) {
+        m_DeviceContext->ClearState();
+        m_DeviceContext->Flush();
+    }
+
     if (m_HwDeviceContext != nullptr) {
         // This will release m_Device and m_DeviceContext too
         av_buffer_unref(&m_HwDeviceContext);