annotate src/video/photon/SDL_phyuv_c.h @ 1795:398ac0f88e4d

Fixed bug #220 The AltiVec blitters don't compile, since they require __VEC__ to be enabled in order for the compiler to understand "vector" and friends (i.e. do AltiVec) But you don't want to turn AltiVec on globally, since then the code would only run on a G4 (there are already runtime tests, before using the AltiVec variants) The solution here is to enable AltiVec locally, for the actual AltiVec code.
author Sam Lantinga <slouken@libsdl.org>
date Tue, 09 May 2006 15:09:47 +0000
parents 51038e80ae59
children 782fd950bd46 c121d94672cb a1b03ba2fcd0
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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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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* src, SDL_Rect* dst);
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60 extern void ph_FreeYUVOverlay(_THIS, SDL_Overlay* overlay);
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62 #endif /* __SDL_PH_YUV_H__ */