From 1dad8d79e40f3f770a5c49832cd239435be8e6ae Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Wed, 9 Nov 2011 22:53:44 -0500
Subject: [PATCH] GIMP wrote bmp files in RGBX format.  Huh.

---
 include/SDL_pixels.h   |  6 ++++++
 src/video/SDL_pixels.c | 14 ++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/include/SDL_pixels.h b/include/SDL_pixels.h
index ede9e2921..5939d2c7c 100644
--- a/include/SDL_pixels.h
+++ b/include/SDL_pixels.h
@@ -212,9 +212,15 @@ enum
     SDL_PIXELFORMAT_RGB888 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_XRGB,
                                SDL_PACKEDLAYOUT_8888, 24, 4),
+    SDL_PIXELFORMAT_RGBX8888 =
+        SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_RGBX,
+                               SDL_PACKEDLAYOUT_8888, 24, 4),
     SDL_PIXELFORMAT_BGR888 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_XBGR,
                                SDL_PACKEDLAYOUT_8888, 24, 4),
+    SDL_PIXELFORMAT_BGRX8888 =
+        SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_BGRX,
+                               SDL_PACKEDLAYOUT_8888, 24, 4),
     SDL_PIXELFORMAT_ARGB8888 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_ARGB,
                                SDL_PACKEDLAYOUT_8888, 32, 4),
diff --git a/src/video/SDL_pixels.c b/src/video/SDL_pixels.c
index e20053026..00ba98377 100644
--- a/src/video/SDL_pixels.c
+++ b/src/video/SDL_pixels.c
@@ -109,7 +109,9 @@ SDL_GetPixelFormatName(Uint32 format)
     CASE(SDL_PIXELFORMAT_RGB24)
     CASE(SDL_PIXELFORMAT_BGR24)
     CASE(SDL_PIXELFORMAT_RGB888)
+    CASE(SDL_PIXELFORMAT_RGBX8888)
     CASE(SDL_PIXELFORMAT_BGR888)
+    CASE(SDL_PIXELFORMAT_BGRX8888)
     CASE(SDL_PIXELFORMAT_ARGB8888)
     CASE(SDL_PIXELFORMAT_RGBA8888)
     CASE(SDL_PIXELFORMAT_ABGR8888)
@@ -426,12 +428,24 @@ SDL_MasksToPixelFormatEnum(int bpp, Uint32 Rmask, Uint32 Gmask, Uint32 Bmask,
             Amask == 0x00000000) {
             return SDL_PIXELFORMAT_RGB888;
         }
+        if (Rmask == 0xFF000000 &&
+            Gmask == 0x00FF0000 &&
+            Bmask == 0x0000FF00 &&
+            Amask == 0x00000000) {
+            return SDL_PIXELFORMAT_RGBX8888;
+        }
         if (Rmask == 0x000000FF &&
             Gmask == 0x0000FF00 &&
             Bmask == 0x00FF0000 &&
             Amask == 0x00000000) {
             return SDL_PIXELFORMAT_BGR888;
         }
+        if (Rmask == 0x0000FF00 &&
+            Gmask == 0x00FF0000 &&
+            Bmask == 0xFF000000 &&
+            Amask == 0x00000000) {
+            return SDL_PIXELFORMAT_BGRX8888;
+        }
         if (Rmask == 0x00FF0000 &&
             Gmask == 0x0000FF00 &&
             Bmask == 0x000000FF &&