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1 /*
2     SDL - Simple DirectMedia Layer
3     Copyright (C) 1997-2012 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