gps/GPSResources/tcpmp/common/blit.h

64 lines
2.2 KiB
C
Executable File

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