From 0e9fdabb1b62258729e3a364dddbc0d66eba8733 Mon Sep 17 00:00:00 2001
From: Seungha Yang <seungha@centricular.com>
Date: Wed, 1 Nov 2023 01:32:27 +0900
Subject: [PATCH] d3d11converter: Simplify private struct ctor

Initialize transform matrix using memcpy

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5580>
---
 .../gst-libs/gst/d3d11/gstd3d11converter.cpp         | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/subprojects/gst-plugins-bad/gst-libs/gst/d3d11/gstd3d11converter.cpp b/subprojects/gst-plugins-bad/gst-libs/gst/d3d11/gstd3d11converter.cpp
index 743907e3ca..61a447f57e 100644
--- a/subprojects/gst-plugins-bad/gst-libs/gst/d3d11/gstd3d11converter.cpp
+++ b/subprojects/gst-plugins-bad/gst-libs/gst/d3d11/gstd3d11converter.cpp
@@ -264,16 +264,8 @@ struct _GstD3D11ConverterPrivate
 {
   _GstD3D11ConverterPrivate ()
   {
-    for (guint i = 0; i < 4; i++)
-    {
-      for (guint j = 0; j < 4; j++)
-      {
-        if (i == j)
-          custom_transform[i * 4 + j] = 1.0;
-        else
-          custom_transform[i * 4 + j] = 0.0;
-      }
-    }
+    G_STATIC_ASSERT (sizeof (custom_transform) == sizeof (g_matrix_identity));
+    memcpy (custom_transform, g_matrix_identity, sizeof (g_matrix_identity));
   }
 
    ~_GstD3D11ConverterPrivate ()