From 031a98c232cc4e6fc7aa962a654274e6585daabf Mon Sep 17 00:00:00 2001
From: Robin Kertels <robin.kertels@gmail.com>
Date: Fri, 19 Jul 2024 18:09:43 +0200
Subject: [PATCH] [d3d9] Allow fourcc formats as the source in
 CheckFormatConversion

The docs say:
"The source format must be a FOURCC format or a valid back buffer format."
---
 src/d3d9/d3d9_adapter.cpp | 3 ++-
 src/d3d9/d3d9_format.h    | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/d3d9/d3d9_adapter.cpp b/src/d3d9/d3d9_adapter.cpp
index d0a91aac2..faf9a0381 100644
--- a/src/d3d9/d3d9_adapter.cpp
+++ b/src/d3d9/d3d9_adapter.cpp
@@ -251,7 +251,8 @@ namespace dxvk {
           D3D9Format SourceFormat,
           D3D9Format TargetFormat) {
     bool sourceSupported = SourceFormat != D3D9Format::Unknown
-                        && IsSupportedBackBufferFormat(SourceFormat);
+                        && (IsSupportedBackBufferFormat(SourceFormat)
+                        || (IsFourCCFormat(SourceFormat) && !IsVendorFormat(SourceFormat)));
     bool targetSupported = TargetFormat == D3D9Format::X1R5G5B5
                         || TargetFormat == D3D9Format::A1R5G5B5
                         || TargetFormat == D3D9Format::R5G6B5
diff --git a/src/d3d9/d3d9_format.h b/src/d3d9/d3d9_format.h
index a8927a9c1..4efbd07df 100644
--- a/src/d3d9/d3d9_format.h
+++ b/src/d3d9/d3d9_format.h
@@ -230,6 +230,7 @@ namespace dxvk {
       && format != D3D9Format::MULTI2_ARGB8
       && format != D3D9Format::UYVY
       && format != D3D9Format::R8G8_B8G8
+      && format != D3D9Format::YUY2
       && format != D3D9Format::G8R8_G8B8
       && format != D3D9Format::DXT1
       && format != D3D9Format::DXT2