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annotate src/video/photon/SDL_phyuv_c.h @ 1642:f1211a4b7380

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Fixed bug #189 Clip the overlay destination rectangle to the screen area on X11
author Sam Lantinga <slouken@libsdl.org>
date Mon, 17 Apr 2006 05:38:33 +0000
parents d910939febfa
children 51038e80ae59
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 #ifndef __SDL_PH_YUV_H__
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25 #define __SDL_PH_YUV_H__
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26
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27 /* This is the photon implementation of YUV video overlays */
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28
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29 #include "SDL_video.h"
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30 #include "SDL_ph_video.h"
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31
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32 struct private_yuvhwdata
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33 {
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34 FRAMEDATA* CurrentFrameData;
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35 FRAMEDATA* FrameData0;
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36 FRAMEDATA* FrameData1;
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37 PgScalerProps_t props;
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38 PgScalerCaps_t caps;
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39 PgVideoChannel_t* channel;
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40 PhArea_t CurrentViewPort;
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41 PhPoint_t CurrentWindowPos;
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42 long format;
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43 int scaler_on;
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44 int current;
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45 long YStride;
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46 long VStride;
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47 long UStride;
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48 int ischromakey;
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49 long chromakey;
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50 int forcedredraw;
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51 unsigned long State;
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52 long flags;
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53 int locked;
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54 };
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55
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56 extern SDL_Overlay* ph_CreateYUVOverlay(_THIS, int width, int height, Uint32 format, SDL_Surface* display);
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57 extern int ph_LockYUVOverlay(_THIS, SDL_Overlay* overlay);
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58 extern void ph_UnlockYUVOverlay(_THIS, SDL_Overlay* overlay);
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59 extern int ph_DisplayYUVOverlay(_THIS, SDL_Overlay* overlay, SDL_Rect* dstrect);
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60 extern void ph_FreeYUVOverlay(_THIS, SDL_Overlay* overlay);
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61
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62 #endif /* __SDL_PH_YUV_H__ */