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The SDL_RLEACCEL flag is respected in SDL_ConvertSurface(), per the docs.

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Fixed saving BMP files of surfaces with an alpha channel.

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%403268
This commit is contained in:
Sam Lantinga 2008-11-29 11:26:01 +00:00
parent 7a4a712978
commit fb253660b5
4 changed files with 21 additions and 25 deletions
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22
src/video/SDL_bmp.c
View file

@ -382,26 +382,22 @@ SDL_SaveBMP_RW(SDL_Surface * saveme, SDL_RWops * dst, int freedst)
) {
surface = saveme;
} else {
SDL_Rect bounds;
SDL_PixelFormat *format;
/* Convert to 24 bits per pixel */
surface = SDL_CreateRGBSurface(0, saveme->w, saveme->h, 24,
format = SDL_AllocFormat(24,
#if SDL_BYTEORDER == SDL_LIL_ENDIAN
0x00FF0000, 0x0000FF00, 0x000000FF,
0x00FF0000, 0x0000FF00, 0x000000FF,
#else
0x000000FF, 0x0000FF00, 0x00FF0000,
0x000000FF, 0x0000FF00, 0x00FF0000,
#endif
0);
if (surface != NULL) {
bounds.x = 0;
bounds.y = 0;
bounds.w = saveme->w;
bounds.h = saveme->h;
if (SDL_LowerBlit(saveme, &bounds, surface, &bounds) < 0) {
SDL_FreeSurface(surface);
0);
if (format != NULL) {
surface = SDL_ConvertSurface(saveme, format, 0);
if (!surface) {
SDL_SetError("Couldn't convert image to 24 bpp");
surface = NULL;
}
SDL_FreeFormat(format);
}
}
}