From e7b4e256408124a8627b3ef8893bf689fda9f7e9 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Mon, 14 Dec 2009 06:35:27 +0000
Subject: [PATCH] Added support for SDL_PIXELFORMAT_RGB24 and
 SDL_PIXELFORMAT_BGR24 to SDL_PixelFormatEnumToMasks()

---
 src/video/SDL_pixels.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/src/video/SDL_pixels.c b/src/video/SDL_pixels.c
index e772b2d29..a9c1145db 100644
--- a/src/video/SDL_pixels.c
+++ b/src/video/SDL_pixels.c
@@ -53,6 +53,32 @@ SDL_PixelFormatEnumToMasks(Uint32 format, int *bpp, Uint32 * Rmask,
     }
     *Rmask = *Gmask = *Bmask = *Amask = 0;
 
+    if (format == SDL_PIXELFORMAT_RGB24) {
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+        *Rmask = 0x00FF0000;
+        *Gmask = 0x0000FF00;
+        *Bmask = 0x000000FF;
+#else
+        *Rmask = 0x000000FF;
+        *Gmask = 0x0000FF00;
+        *Bmask = 0x00FF0000;
+#endif
+        return SDL_TRUE;
+    }
+
+    if (format == SDL_PIXELFORMAT_BGR24) {
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+        *Rmask = 0x000000FF;
+        *Gmask = 0x0000FF00;
+        *Bmask = 0x00FF0000;
+#else
+        *Rmask = 0x00FF0000;
+        *Gmask = 0x0000FF00;
+        *Bmask = 0x000000FF;
+#endif
+        return SDL_TRUE;
+    }
+
     if (SDL_PIXELTYPE(format) != SDL_PIXELTYPE_PACKED8 &&
         SDL_PIXELTYPE(format) != SDL_PIXELTYPE_PACKED16 &&
         SDL_PIXELTYPE(format) != SDL_PIXELTYPE_PACKED32) {