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  1. /*
  2.     SDL - Simple DirectMedia Layer
  3.     Copyright (C) 1997, 1998, 1999, 2000, 2001  Sam Lantinga
  4.  
  5.     This library is free software; you can redistribute it and/or
  6.     modify it under the terms of the GNU Library General Public
  7.     License as published by the Free Software Foundation; either
  8.     version 2 of the License, or (at your option) any later version.
  9.  
  10.     This library is distributed in the hope that it will be useful,
  11.     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12.     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13.     Library General Public License for more details.
  14.  
  15.     You should have received a copy of the GNU Library General Public
  16.     License along with this library; if not, write to the Free
  17.     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18.  
  19.     Sam Lantinga
  20.     slouken@devolution.com
  21. */
  22.  
  23. #ifdef SAVE_RCSID
  24. static char rcsid =
  25.  "@(#) $Id: SDL_yuv_sw_c.h,v 1.2 2001/04/26 16:50:18 hercules Exp $";
  26. #endif
  27.  
  28. #include "SDL_video.h"
  29. #include "SDL_sysvideo.h"
  30.  
  31. /* This is the software implementation of the YUV video overlay support */
  32.  
  33. extern SDL_Overlay *SDL_CreateYUV_SW(_THIS, int width, int height, Uint32 format, SDL_Surface *display);
  34.  
  35. extern int SDL_LockYUV_SW(_THIS, SDL_Overlay *overlay);
  36.  
  37. extern void SDL_UnlockYUV_SW(_THIS, SDL_Overlay *overlay);
  38.  
  39. extern int SDL_DisplayYUV_SW(_THIS, SDL_Overlay *overlay, SDL_Rect *dstrect);
  40.  
  41. extern void SDL_FreeYUV_SW(_THIS, SDL_Overlay *overlay);
  42.