pcsx2/pcsx2/Mdec.h

101 lines
2.8 KiB
C

/* Pcsx2 - Pc Ps2 Emulator
* Copyright (C) 2002-2008 Pcsx2 Team
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#pragma once
// mdec status:
#define MDEC_BUSY 0x20000000
#define MDEC_DREQ 0x18000000
#define MDEC_FIFO 0xc0000000
#define MDEC_RGB24 0x02000000
#define MDEC_STP 0x00800000
#define CONST_BITS 8
#define PASS1_BITS 2
#define CONST_BITS14 14
#define IFAST_SCALE_BITS 2
#define FIX_1_082392200 (277)
#define FIX_1_414213562 (362)
#define FIX_1_847759065 (473)
#define FIX_2_613125930 (669)
#define MULTIPLY(var,const) (DESCALE((var) * (const), CONST_BITS))
#define DEQUANTIZE(coef,quantval) (coef)
#define DESCALE(x,n) ((x)>>(n))
#define RANGE(n) (n)
#define DCTSIZE 8
#define DCTSIZE2 64
#define RUNOF(a) ((a)>>10)
#define VALOF(a) (((int)(a)<<(32-10))>>(32-10))
#define NOP 0xfe00
#define FIXED
#ifdef FIXED
#define MULR(a) ((((int)0x0000059B) * (a)) >> 10)
#define MULG(a) ((((int)0xFFFFFEA1) * (a)) >> 10)
#define MULG2(a) ((((int)0xFFFFFD25) * (a)) >> 10)
#define MULB(a) ((((int)0x00000716) * (a)) >> 10)
#else
#define MULR(a) ((int)((float)1.40200 * (a)))
#define MULG(a) ((int)((float)-0.3437 * (a)))
#define MULG2(a) ((int)((float)-0.7143 * (a)))
#define MULB(a) ((int)((float)1.77200 * (a)))
#endif
#define MAKERGB15(r,g,b) ( (((r)>>3)<<10)|(((g)>>3)<<5)|((b)>>3) )
#define ROUND(c) roundtbl[((c)+128+256)]//&0x3ff]
#define RGB15(n, Y) \
image[n] = MAKERGB15(ROUND(Y + R),ROUND(Y + G),ROUND(Y + B));
#define RGB15BW(n, Y) \
image[n] = MAKERGB15(ROUND(Y),ROUND(Y),ROUND(Y));
#define RGB24(n, Y) \
image[n+2] = ROUND(Y + R); \
image[n+1] = ROUND(Y + G); \
image[n+0] = ROUND(Y + B);
#define RGB24BW(n, Y) \
image[n+2] = ROUND(Y); \
image[n+1] = ROUND(Y); \
image[n+0] = ROUND(Y);
extern void mdecInit();
extern void mdecWrite0(u32 data);
extern void mdecWrite1(u32 data);
extern u32 mdecRead0();
extern u32 mdecRead1();
extern void psxDma0(u32 madr, u32 bcr, u32 chcr);
extern void psxDma1(u32 madr, u32 bcr, u32 chcr);
//int mdecFreeze(gzFile f, int Mode);
u16* rl2blk(int *blk,u16 *mdec_rl);
void iqtab_init(int *iqtab,unsigned char *iq_y);
void round_init(void);
void yuv2rgb24(int *blk,unsigned char *image);
void yuv2rgb15(int *blk,u16 *image);