1 /* 2 SDL - Simple DirectMedia Layer 3 Copyright (C) 1997-2006 Sam Lantinga 4 5 This library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 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 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with this library; if not, write to the Free Software 17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 18 19 Sam Lantinga 20 slouken@libsdl.org 21 */ 22 #include "SDL_config.h" 23 24 #ifndef __SDL_PH_YUV_H__ 25 #define __SDL_PH_YUV_H__ 26 27 /* This is the photon implementation of YUV video overlays */ 28 29 #include "SDL_video.h" 30 #include "SDL_ph_video.h" 31 32 struct private_yuvhwdata 33 { 34 FRAMEDATA* CurrentFrameData; 35 FRAMEDATA* FrameData0; 36 FRAMEDATA* FrameData1; 37 PgScalerProps_t props; 38 PgScalerCaps_t caps; 39 PgVideoChannel_t* channel; 40 PhArea_t CurrentViewPort; 41 PhPoint_t CurrentWindowPos; 42 long format; 43 int scaler_on; 44 int current; 45 long YStride; 46 long VStride; 47 long UStride; 48 int ischromakey; 49 long chromakey; 50 int forcedredraw; 51 unsigned long State; 52 long flags; 53 int locked; 54 }; 55 56 extern SDL_Overlay* ph_CreateYUVOverlay(_THIS, int width, int height, Uint32 format, SDL_Surface* display); 57 extern int ph_LockYUVOverlay(_THIS, SDL_Overlay* overlay); 58 extern void ph_UnlockYUVOverlay(_THIS, SDL_Overlay* overlay); 59 extern int ph_DisplayYUVOverlay(_THIS, SDL_Overlay* overlay, SDL_Rect* src, SDL_Rect* dst); 60 extern void ph_FreeYUVOverlay(_THIS, SDL_Overlay* overlay); 61 62 #endif /* __SDL_PH_YUV_H__ */ 63