64 lines
2.2 KiB
C
Executable File
64 lines
2.2 KiB
C
Executable File
/*****************************************************************************
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*
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* This program is free software ; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* $Id: blit.h 271 2005-08-09 08:31:35Z picard $
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*
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* The Core Pocket Media Player
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* Copyright (c) 2004-2005 Gabor Kovacs
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*
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****************************************************************************/
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#ifndef __BLIT_H
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#define __BLIT_H
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// blitfx flags
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#define BLITFX_ARITHSTRETCH50 0x001
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#define BLITFX_ARITHSTRETCHALWAYS 0x100
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#define BLITFX_DITHER 0x002
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#define BLITFX_AVOIDTEARING 0x004
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#define BLITFX_ONLYDIFF 0x020
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#define BLITFX_COLOR_LOOKUP 0x040
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#define BLITFX_VMEMROTATED 0x010
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#define BLITFX_VMEMUPDOWN 0x080
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#define BLITFX_ENLARGEIFNEEDED 0x200
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typedef struct blitfx
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{
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int Flags; // combination of blitfx flags
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int ScaleX; // 16.16 fixed point scale factor (before swapxy)
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int ScaleY; // 16.16 fixed point scale factor (before swapxy)
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int Brightness;
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int Contrast;
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int Saturation;
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int Direction;
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int RGBAdjust[3]; // additional r,g,b brightness
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} blitfx;
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void Blit_Init();
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void Blit_Done();
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DLL struct blitpack* BlitCreate(const video* DstFormat,
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const video* SrcFormat, const blitfx* FX, int* OutCaps);
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DLL void BlitAlign(struct blitpack*, rect* DstRect, rect* SrcRect);
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DLL void BlitImage(struct blitpack*, const planes Dst, const constplanes Src, const constplanes SrcLast,
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int DstPicth, int SrcPitch); // video pitch can be overridden
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DLL void BlitRelease(struct blitpack*);
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#endif
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