From ce1df52af24604f23f720e6da5951f2873484ba5 Mon Sep 17 00:00:00 2001
From: CasualPokePlayer <50538166+CasualPokePlayer@users.noreply.github.com>
Date: Mon, 24 Jun 2024 12:25:54 -0700
Subject: [PATCH] Fix ToSysdrawingBitmap(Bitmap) when bitmapbuffer does not
 have alpha

see https://tasvideos.org/Forum/Posts/530047
---
 src/BizHawk.Bizware.Graphics/BitmapBuffer.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/BizHawk.Bizware.Graphics/BitmapBuffer.cs b/src/BizHawk.Bizware.Graphics/BitmapBuffer.cs
index f352afe7e7..8399eec030 100644
--- a/src/BizHawk.Bizware.Graphics/BitmapBuffer.cs
+++ b/src/BizHawk.Bizware.Graphics/BitmapBuffer.cs
@@ -569,7 +569,7 @@ namespace BizHawk.Bizware.Graphics
 			}
 
 			//note: we lock it as 32bpp even if the bitmap is 24bpp so we can write to it more conveniently.
-			var bmpdata = bmp.LockBits(new(0, 0, Width, Height), ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
+			var bmpdata = bmp.LockBits(new(0, 0, Width, Height), ImageLockMode.WriteOnly, HasAlpha ? PixelFormat.Format32bppArgb : PixelFormat.Format32bppRgb);
 
 			if (bmpdata.Stride == bmpdata.Width * 4)
 			{