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Make SDL_LoadBMP() work with 32-bit bitmaps from ImageMagick.

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icculus committed Jul 9, 2014
1 parent 0e9c085 commit a91f1a1adcb9567fbf2be5879e3c8401878d7e0e
Showing with 10 additions and 0 deletions.
  1. +10 −0 src/video/SDL_bmp.c
@@ -246,6 +246,16 @@ SDL_LoadBMP_RW(SDL_RWops * src, int freesrc)
Gmask = SDL_ReadLE32(src);
Bmask = SDL_ReadLE32(src);
Amask = SDL_ReadLE32(src);

/* ImageMagick seems to put out bogus masks here. Pick a default. */
if ((Rmask == 0xFFFFFF) && (Gmask == 0xFFFFFF) &&
(Bmask == 0xFFFFFF) && (Amask == 0xFFFFFF) ) {
Amask = 0xFF000000;
Rmask = 0x00FF0000;
Gmask = 0x0000FF00;
Bmask = 0x000000FF;
}

break;
default:
break;

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