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annotate src/video/SDL_yuv_sw_c.h @ 2279:65bb3dd0b350

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Merged revision 3458 from SDL 1.2, fixed Borland C alloca() prototype
author Sam Lantinga <slouken@libsdl.org>
date Fri, 28 Dec 2007 08:07:57 +0000
parents c121d94672cb
children 5651642f4a78
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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 #include "SDL_video.h"
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25 #include "SDL_sysvideo.h"
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26
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27 /* This is the software implementation of the YUV texture support */
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28
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29 typedef struct SDL_SW_YUVTexture SDL_SW_YUVTexture;
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30
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31 SDL_SW_YUVTexture *SDL_SW_CreateYUVTexture(SDL_Texture * texture);
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32 int SDL_SW_QueryYUVTexturePixels(SDL_SW_YUVTexture * swdata, void **pixels,
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33 int *pitch);
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34 int SDL_SW_UpdateYUVTexture(SDL_SW_YUVTexture * swdata, const SDL_Rect * rect,
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35 const void *pixels, int pitch);
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36 int SDL_SW_LockYUVTexture(SDL_SW_YUVTexture * swdata, const SDL_Rect * rect,
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37 int markDirty, void **pixels, int *pitch);
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38 void SDL_SW_UnlockYUVTexture(SDL_SW_YUVTexture * swdata);
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39 int SDL_SW_CopyYUVToRGB(SDL_SW_YUVTexture * swdata, const SDL_Rect * srcrect,
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40 Uint32 target_format, int w, int h, void *pixels,
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41 int pitch);
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42 void SDL_SW_DestroyYUVTexture(SDL_SW_YUVTexture * swdata);
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43
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44 /* vi: set ts=4 sw=4 expandtab: */