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diff --git a/source/3rd-party/SDL2/src/render/SDL_yuv_sw_c.h b/source/3rd-party/SDL2/src/render/SDL_yuv_sw_c.h
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+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+
+#ifndef SDL_yuv_sw_c_h_
+#define SDL_yuv_sw_c_h_
+
+#include "../SDL_internal.h"
+
+#include "SDL_video.h"
+
+/* This is the software implementation of the YUV texture support */
+
+struct SDL_SW_YUVTexture
+{
+    Uint32 format;
+    Uint32 target_format;
+    int w, h;
+    Uint8 *pixels;
+
+    /* These are just so we don't have to allocate them separately */
+    Uint16 pitches[3];
+    Uint8 *planes[3];
+
+    /* This is a temporary surface in case we have to stretch copy */
+    SDL_Surface *stretch;
+    SDL_Surface *display;
+};
+
+typedef struct SDL_SW_YUVTexture SDL_SW_YUVTexture;
+
+SDL_SW_YUVTexture *SDL_SW_CreateYUVTexture(Uint32 format, int w, int h);
+int SDL_SW_QueryYUVTexturePixels(SDL_SW_YUVTexture * swdata, void **pixels,
+                                 int *pitch);
+int SDL_SW_UpdateYUVTexture(SDL_SW_YUVTexture * swdata, const SDL_Rect * rect,
+                            const void *pixels, int pitch);
+int SDL_SW_UpdateYUVTexturePlanar(SDL_SW_YUVTexture * swdata, const SDL_Rect * rect,
+                                  const Uint8 *Yplane, int Ypitch,
+                                  const Uint8 *Uplane, int Upitch,
+                                  const Uint8 *Vplane, int Vpitch);
+int SDL_SW_LockYUVTexture(SDL_SW_YUVTexture * swdata, const SDL_Rect * rect,
+                          void **pixels, int *pitch);
+void SDL_SW_UnlockYUVTexture(SDL_SW_YUVTexture * swdata);
+int SDL_SW_CopyYUVToRGB(SDL_SW_YUVTexture * swdata, const SDL_Rect * srcrect,
+                        Uint32 target_format, int w, int h, void *pixels,
+                        int pitch);
+void SDL_SW_DestroyYUVTexture(SDL_SW_YUVTexture * swdata);
+
+/* FIXME: This breaks on various versions of GCC and should be rewritten using intrinsics */
+#if 0 /* (__GNUC__ > 2) && defined(__i386__) && __OPTIMIZE__ && SDL_ASSEMBLY_ROUTINES && !defined(__clang__) */
+#define USE_MMX_ASSEMBLY 1
+#endif
+
+#endif /* SDL_yuv_sw_c_h_ */
+
+/* vi: set ts=4 sw=4 expandtab: */