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cl_cin.c
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cl_cin.c
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/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
This file is part of Quake III Arena source code.
Quake III Arena source code 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.
Quake III Arena source code 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 Quake III Arena source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
/*****************************************************************************
* name: cl_cin.c
*
* desc: video and cinematic playback
*
* $Archive: /MissionPack/code/client/cl_cin.c $
*
* cl_glconfig.hwtype trtypes 3dfx/ragepro need 256x256
*
*****************************************************************************/
#include "client.h"
#include "snd_local.h"
#define MAXSIZE 8
#define MINSIZE 4
#define DEFAULT_CIN_WIDTH 512
#define DEFAULT_CIN_HEIGHT 512
#define ROQ_QUAD 0x1000
#define ROQ_QUAD_INFO 0x1001
#define ROQ_CODEBOOK 0x1002
#define ROQ_QUAD_VQ 0x1011
#define ROQ_QUAD_JPEG 0x1012
#define ROQ_QUAD_HANG 0x1013
#define ROQ_PACKET 0x1030
#define ZA_SOUND_MONO 0x1020
#define ZA_SOUND_STEREO 0x1021
#define MAX_VIDEO_HANDLES 16
static void RoQ_init( void );
/******************************************************************************
*
* Class: trFMV
*
* Description: RoQ/RnR manipulation routines
* not entirely complete for first run
*
******************************************************************************/
static long ROQ_YY_tab[256];
static long ROQ_UB_tab[256];
static long ROQ_UG_tab[256];
static long ROQ_VG_tab[256];
static long ROQ_VR_tab[256];
static unsigned short vq2[256*16*4];
static unsigned short vq4[256*64*4];
static unsigned short vq8[256*256*4];
typedef struct {
byte linbuf[DEFAULT_CIN_WIDTH*DEFAULT_CIN_HEIGHT*4*2];
byte file[65536];
short sqrTable[256];
int mcomp[256];
byte *qStatus[2][32768];
long oldXOff, oldYOff, oldysize, oldxsize;
int currentHandle;
} cinematics_t;
typedef struct {
char fileName[MAX_OSPATH];
int CIN_WIDTH, CIN_HEIGHT;
int xpos, ypos, width, height;
qboolean looping, holdAtEnd, dirty, alterGameState, silent, shader;
fileHandle_t iFile;
e_status status;
int startTime;
int lastTime;
long tfps;
long RoQPlayed;
long ROQSize;
unsigned int RoQFrameSize;
long onQuad;
long numQuads;
long samplesPerLine;
unsigned int roq_id;
long screenDelta;
void ( *VQ0)(byte *status, void *qdata );
void ( *VQ1)(byte *status, void *qdata );
void ( *VQNormal)(byte *status, void *qdata );
void ( *VQBuffer)(byte *status, void *qdata );
long samplesPerPixel; // defaults to 2
byte* gray;
unsigned int xsize, ysize, maxsize, minsize;
qboolean half, smootheddouble, inMemory;
long normalBuffer0;
long roq_flags;
long roqF0;
long roqF1;
long t[2];
long roqFPS;
int playonwalls;
byte* buf;
long drawX, drawY;
} cin_cache;
static cinematics_t cin;
static cin_cache cinTable[MAX_VIDEO_HANDLES];
static int currentHandle = -1;
static int CL_handle = -1;
extern int s_soundtime; // sample PAIRS
void CIN_CloseAllVideos(void) {
int i;
for ( i = 0 ; i < MAX_VIDEO_HANDLES ; i++ ) {
if (cinTable[i].fileName[0] != 0 ) {
CIN_StopCinematic(i);
}
}
}
static int CIN_HandleForVideo(void) {
int i;
for ( i = 0 ; i < MAX_VIDEO_HANDLES ; i++ ) {
if ( cinTable[i].fileName[0] == 0 ) {
return i;
}
}
Com_Error( ERR_DROP, "CIN_HandleForVideo: none free" );
return -1;
}
extern int CL_ScaledMilliseconds(void);
//-----------------------------------------------------------------------------
// RllSetupTable
//
// Allocates and initializes the square table.
//
// Parameters: None
//
// Returns: Nothing
//-----------------------------------------------------------------------------
static void RllSetupTable( void )
{
int z;
for (z=0;z<128;z++) {
cin.sqrTable[z] = (short)(z*z);
cin.sqrTable[z+128] = (short)(-cin.sqrTable[z]);
}
}
//-----------------------------------------------------------------------------
// RllDecodeMonoToMono
//
// Decode mono source data into a mono buffer.
//
// Parameters: from -> buffer holding encoded data
// to -> buffer to hold decoded data
// size = number of bytes of input (= # of shorts of output)
// signedOutput = 0 for unsigned output, non-zero for signed output
// flag = flags from asset header
//
// Returns: Number of samples placed in output buffer
//-----------------------------------------------------------------------------
long RllDecodeMonoToMono(unsigned char *from,short *to,unsigned int size,char signedOutput ,unsigned short flag)
{
unsigned int z;
int prev;
if (signedOutput)
prev = flag - 0x8000;
else
prev = flag;
for (z=0;z<size;z++) {
prev = to[z] = (short)(prev + cin.sqrTable[from[z]]);
}
return size; //*sizeof(short));
}
//-----------------------------------------------------------------------------
// RllDecodeMonoToStereo
//
// Decode mono source data into a stereo buffer. Output is 4 times the number
// of bytes in the input.
//
// Parameters: from -> buffer holding encoded data
// to -> buffer to hold decoded data
// size = number of bytes of input (= 1/4 # of bytes of output)
// signedOutput = 0 for unsigned output, non-zero for signed output
// flag = flags from asset header
//
// Returns: Number of samples placed in output buffer
//-----------------------------------------------------------------------------
long RllDecodeMonoToStereo(unsigned char *from,short *to,unsigned int size,char signedOutput,unsigned short flag)
{
unsigned int z;
int prev;
if (signedOutput)
prev = flag - 0x8000;
else
prev = flag;
for (z = 0; z < size; z++) {
prev = (short)(prev + cin.sqrTable[from[z]]);
to[z*2+0] = to[z*2+1] = (short)(prev);
}
return size; // * 2 * sizeof(short));
}
//-----------------------------------------------------------------------------
// RllDecodeStereoToStereo
//
// Decode stereo source data into a stereo buffer.
//
// Parameters: from -> buffer holding encoded data
// to -> buffer to hold decoded data
// size = number of bytes of input (= 1/2 # of bytes of output)
// signedOutput = 0 for unsigned output, non-zero for signed output
// flag = flags from asset header
//
// Returns: Number of samples placed in output buffer
//-----------------------------------------------------------------------------
long RllDecodeStereoToStereo(unsigned char *from,short *to,unsigned int size,char signedOutput, unsigned short flag)
{
unsigned int z;
unsigned char *zz = from;
int prevL, prevR;
if (signedOutput) {
prevL = (flag & 0xff00) - 0x8000;
prevR = ((flag & 0x00ff) << 8) - 0x8000;
} else {
prevL = flag & 0xff00;
prevR = (flag & 0x00ff) << 8;
}
for (z=0;z<size;z+=2) {
prevL = (short)(prevL + cin.sqrTable[*zz++]);
prevR = (short)(prevR + cin.sqrTable[*zz++]);
to[z+0] = (short)(prevL);
to[z+1] = (short)(prevR);
}
return (size>>1); //*sizeof(short));
}
//-----------------------------------------------------------------------------
// RllDecodeStereoToMono
//
// Decode stereo source data into a mono buffer.
//
// Parameters: from -> buffer holding encoded data
// to -> buffer to hold decoded data
// size = number of bytes of input (= # of bytes of output)
// signedOutput = 0 for unsigned output, non-zero for signed output
// flag = flags from asset header
//
// Returns: Number of samples placed in output buffer
//-----------------------------------------------------------------------------
long RllDecodeStereoToMono(unsigned char *from,short *to,unsigned int size,char signedOutput, unsigned short flag)
{
unsigned int z;
int prevL,prevR;
if (signedOutput) {
prevL = (flag & 0xff00) - 0x8000;
prevR = ((flag & 0x00ff) << 8) -0x8000;
} else {
prevL = flag & 0xff00;
prevR = (flag & 0x00ff) << 8;
}
for (z=0;z<size;z+=1) {
prevL= prevL + cin.sqrTable[from[z*2]];
prevR = prevR + cin.sqrTable[from[z*2+1]];
to[z] = (short)((prevL + prevR)/2);
}
return size;
}
/******************************************************************************
*
* Function:
*
* Description:
*
******************************************************************************/
static void move8_32( byte *src, byte *dst, int spl )
{
int i;
for(i = 0; i < 8; ++i)
{
memcpy(dst, src, 32);
src += spl;
dst += spl;
}
}
/******************************************************************************
*
* Function:
*
* Description:
*
******************************************************************************/
static void move4_32( byte *src, byte *dst, int spl )
{
int i;
for(i = 0; i < 4; ++i)
{
memcpy(dst, src, 16);
src += spl;
dst += spl;
}
}
/******************************************************************************
*
* Function:
*
* Description:
*
******************************************************************************/
static void blit8_32( byte *src, byte *dst, int spl )
{
int i;
for(i = 0; i < 8; ++i)
{
memcpy(dst, src, 32);
src += 32;
dst += spl;
}
}
/******************************************************************************
*
* Function:
*
* Description:
*
******************************************************************************/
static void blit4_32( byte *src, byte *dst, int spl )
{
int i;
for(i = 0; i < 4; ++i)
{
memmove(dst, src, 16);
src += 16;
dst += spl;
}
}
/******************************************************************************
*
* Function:
*
* Description:
*
******************************************************************************/
static void blit2_32( byte *src, byte *dst, int spl )
{
memcpy(dst, src, 8);
memcpy(dst+spl, src+8, 8);
}
/******************************************************************************
*
* Function:
*
* Description:
*
******************************************************************************/
static void blitVQQuad32fs( byte **status, unsigned char *data )
{
unsigned short newd, celdata, code;
unsigned int index, i;
int spl;
newd = 0;
celdata = 0;
index = 0;
spl = cinTable[currentHandle].samplesPerLine;
do {
if (!newd) {
newd = 7;
celdata = data[0] + data[1]*256;
data += 2;
} else {
newd--;
}
code = (unsigned short)(celdata&0xc000);
celdata <<= 2;
switch (code) {
case 0x8000: // vq code
blit8_32( (byte *)&vq8[(*data)*128], status[index], spl );
data++;
index += 5;
break;
case 0xc000: // drop
index++; // skip 8x8
for(i=0;i<4;i++) {
if (!newd) {
newd = 7;
celdata = data[0] + data[1]*256;
data += 2;
} else {
newd--;
}
code = (unsigned short)(celdata&0xc000); celdata <<= 2;
switch (code) { // code in top two bits of code
case 0x8000: // 4x4 vq code
blit4_32( (byte *)&vq4[(*data)*32], status[index], spl );
data++;
break;
case 0xc000: // 2x2 vq code
blit2_32( (byte *)&vq2[(*data)*8], status[index], spl );
data++;
blit2_32( (byte *)&vq2[(*data)*8], status[index]+8, spl );
data++;
blit2_32( (byte *)&vq2[(*data)*8], status[index]+spl*2, spl );
data++;
blit2_32( (byte *)&vq2[(*data)*8], status[index]+spl*2+8, spl );
data++;
break;
case 0x4000: // motion compensation
move4_32( status[index] + cin.mcomp[(*data)], status[index], spl );
data++;
break;
}
index++;
}
break;
case 0x4000: // motion compensation
move8_32( status[index] + cin.mcomp[(*data)], status[index], spl );
data++;
index += 5;
break;
case 0x0000:
index += 5;
break;
}
} while ( status[index] != NULL );
}
/******************************************************************************
*
* Function:
*
* Description:
*
******************************************************************************/
static void ROQ_GenYUVTables( void )
{
float t_ub,t_vr,t_ug,t_vg;
long i;
t_ub = (1.77200f/2.0f) * (float)(1<<6) + 0.5f;
t_vr = (1.40200f/2.0f) * (float)(1<<6) + 0.5f;
t_ug = (0.34414f/2.0f) * (float)(1<<6) + 0.5f;
t_vg = (0.71414f/2.0f) * (float)(1<<6) + 0.5f;
for(i=0;i<256;i++) {
float x = (float)(2 * i - 255);
ROQ_UB_tab[i] = (long)( ( t_ub * x) + (1<<5));
ROQ_VR_tab[i] = (long)( ( t_vr * x) + (1<<5));
ROQ_UG_tab[i] = (long)( (-t_ug * x) );
ROQ_VG_tab[i] = (long)( (-t_vg * x) + (1<<5));
ROQ_YY_tab[i] = (long)( (i << 6) | (i >> 2) );
}
}
#define VQ2TO4(a,b,c,d) { \
*c++ = a[0]; \
*d++ = a[0]; \
*d++ = a[0]; \
*c++ = a[1]; \
*d++ = a[1]; \
*d++ = a[1]; \
*c++ = b[0]; \
*d++ = b[0]; \
*d++ = b[0]; \
*c++ = b[1]; \
*d++ = b[1]; \
*d++ = b[1]; \
*d++ = a[0]; \
*d++ = a[0]; \
*d++ = a[1]; \
*d++ = a[1]; \
*d++ = b[0]; \
*d++ = b[0]; \
*d++ = b[1]; \
*d++ = b[1]; \
a += 2; b += 2; }
#define VQ2TO2(a,b,c,d) { \
*c++ = *a; \
*d++ = *a; \
*d++ = *a; \
*c++ = *b; \
*d++ = *b; \
*d++ = *b; \
*d++ = *a; \
*d++ = *a; \
*d++ = *b; \
*d++ = *b; \
a++; b++; }
/******************************************************************************
*
* Function:
*
* Description:
*
******************************************************************************/
static unsigned short yuv_to_rgb( long y, long u, long v )
{
long r,g,b,YY = (long)(ROQ_YY_tab[(y)]);
r = (YY + ROQ_VR_tab[v]) >> 9;
g = (YY + ROQ_UG_tab[u] + ROQ_VG_tab[v]) >> 8;
b = (YY + ROQ_UB_tab[u]) >> 9;
if (r<0) r = 0; if (g<0) g = 0; if (b<0) b = 0;
if (r > 31) r = 31; if (g > 63) g = 63; if (b > 31) b = 31;
return (unsigned short)((r<<11)+(g<<5)+(b));
}
/******************************************************************************
*
* Function:
*
* Description:
*
******************************************************************************/
static unsigned int yuv_to_rgb24( long y, long u, long v )
{
long r,g,b,YY = (long)(ROQ_YY_tab[(y)]);
r = (YY + ROQ_VR_tab[v]) >> 6;
g = (YY + ROQ_UG_tab[u] + ROQ_VG_tab[v]) >> 6;
b = (YY + ROQ_UB_tab[u]) >> 6;
if (r<0) r = 0; if (g<0) g = 0; if (b<0) b = 0;
if (r > 255) r = 255; if (g > 255) g = 255; if (b > 255) b = 255;
return LittleLong ((r)|(g<<8)|(b<<16)|(255<<24));
}
/******************************************************************************
*
* Function:
*
* Description:
*
******************************************************************************/
static void decodeCodeBook( byte *input, unsigned short roq_flags )
{
long i, j, two, four;
unsigned short *aptr, *bptr, *cptr, *dptr;
long y0,y1,y2,y3,cr,cb;
byte *bbptr, *baptr, *bcptr, *bdptr;
union {
unsigned int *i;
unsigned short *s;
} iaptr, ibptr, icptr, idptr;
if (!roq_flags) {
two = four = 256;
} else {
two = roq_flags>>8;
if (!two) two = 256;
four = roq_flags&0xff;
}
four *= 2;
bptr = (unsigned short *)vq2;
if (!cinTable[currentHandle].half) {
if (!cinTable[currentHandle].smootheddouble) {
//
// normal height
//
if (cinTable[currentHandle].samplesPerPixel==2) {
for(i=0;i<two;i++) {
y0 = (long)*input++;
y1 = (long)*input++;
y2 = (long)*input++;
y3 = (long)*input++;
cr = (long)*input++;
cb = (long)*input++;
*bptr++ = yuv_to_rgb( y0, cr, cb );
*bptr++ = yuv_to_rgb( y1, cr, cb );
*bptr++ = yuv_to_rgb( y2, cr, cb );
*bptr++ = yuv_to_rgb( y3, cr, cb );
}
cptr = (unsigned short *)vq4;
dptr = (unsigned short *)vq8;
for(i=0;i<four;i++) {
aptr = (unsigned short *)vq2 + (*input++)*4;
bptr = (unsigned short *)vq2 + (*input++)*4;
for(j=0;j<2;j++)
VQ2TO4(aptr,bptr,cptr,dptr);
}
} else if (cinTable[currentHandle].samplesPerPixel==4) {
ibptr.s = bptr;
for(i=0;i<two;i++) {
y0 = (long)*input++;
y1 = (long)*input++;
y2 = (long)*input++;
y3 = (long)*input++;
cr = (long)*input++;
cb = (long)*input++;
*ibptr.i++ = yuv_to_rgb24( y0, cr, cb );
*ibptr.i++ = yuv_to_rgb24( y1, cr, cb );
*ibptr.i++ = yuv_to_rgb24( y2, cr, cb );
*ibptr.i++ = yuv_to_rgb24( y3, cr, cb );
}
icptr.s = vq4;
idptr.s = vq8;
for(i=0;i<four;i++) {
iaptr.s = vq2;
iaptr.i += (*input++)*4;
ibptr.s = vq2;
ibptr.i += (*input++)*4;
for(j=0;j<2;j++)
VQ2TO4(iaptr.i, ibptr.i, icptr.i, idptr.i);
}
} else if (cinTable[currentHandle].samplesPerPixel==1) {
bbptr = (byte *)bptr;
for(i=0;i<two;i++) {
*bbptr++ = cinTable[currentHandle].gray[*input++];
*bbptr++ = cinTable[currentHandle].gray[*input++];
*bbptr++ = cinTable[currentHandle].gray[*input++];
*bbptr++ = cinTable[currentHandle].gray[*input]; input +=3;
}
bcptr = (byte *)vq4;
bdptr = (byte *)vq8;
for(i=0;i<four;i++) {
baptr = (byte *)vq2 + (*input++)*4;
bbptr = (byte *)vq2 + (*input++)*4;
for(j=0;j<2;j++)
VQ2TO4(baptr,bbptr,bcptr,bdptr);
}
}
} else {
//
// double height, smoothed
//
if (cinTable[currentHandle].samplesPerPixel==2) {
for(i=0;i<two;i++) {
y0 = (long)*input++;
y1 = (long)*input++;
y2 = (long)*input++;
y3 = (long)*input++;
cr = (long)*input++;
cb = (long)*input++;
*bptr++ = yuv_to_rgb( y0, cr, cb );
*bptr++ = yuv_to_rgb( y1, cr, cb );
*bptr++ = yuv_to_rgb( ((y0*3)+y2)/4, cr, cb );
*bptr++ = yuv_to_rgb( ((y1*3)+y3)/4, cr, cb );
*bptr++ = yuv_to_rgb( (y0+(y2*3))/4, cr, cb );
*bptr++ = yuv_to_rgb( (y1+(y3*3))/4, cr, cb );
*bptr++ = yuv_to_rgb( y2, cr, cb );
*bptr++ = yuv_to_rgb( y3, cr, cb );
}
cptr = (unsigned short *)vq4;
dptr = (unsigned short *)vq8;
for(i=0;i<four;i++) {
aptr = (unsigned short *)vq2 + (*input++)*8;
bptr = (unsigned short *)vq2 + (*input++)*8;
for(j=0;j<2;j++) {
VQ2TO4(aptr,bptr,cptr,dptr);
VQ2TO4(aptr,bptr,cptr,dptr);
}
}
} else if (cinTable[currentHandle].samplesPerPixel==4) {
ibptr.s = bptr;
for(i=0;i<two;i++) {
y0 = (long)*input++;
y1 = (long)*input++;
y2 = (long)*input++;
y3 = (long)*input++;
cr = (long)*input++;
cb = (long)*input++;
*ibptr.i++ = yuv_to_rgb24( y0, cr, cb );
*ibptr.i++ = yuv_to_rgb24( y1, cr, cb );
*ibptr.i++ = yuv_to_rgb24( ((y0*3)+y2)/4, cr, cb );
*ibptr.i++ = yuv_to_rgb24( ((y1*3)+y3)/4, cr, cb );
*ibptr.i++ = yuv_to_rgb24( (y0+(y2*3))/4, cr, cb );
*ibptr.i++ = yuv_to_rgb24( (y1+(y3*3))/4, cr, cb );
*ibptr.i++ = yuv_to_rgb24( y2, cr, cb );
*ibptr.i++ = yuv_to_rgb24( y3, cr, cb );
}
icptr.s = vq4;
idptr.s = vq8;
for(i=0;i<four;i++) {
iaptr.s = vq2;
iaptr.i += (*input++)*8;
ibptr.s = vq2;
ibptr.i += (*input++)*8;
for(j=0;j<2;j++) {
VQ2TO4(iaptr.i, ibptr.i, icptr.i, idptr.i);
VQ2TO4(iaptr.i, ibptr.i, icptr.i, idptr.i);
}
}
} else if (cinTable[currentHandle].samplesPerPixel==1) {
bbptr = (byte *)bptr;
for(i=0;i<two;i++) {
y0 = (long)*input++;
y1 = (long)*input++;
y2 = (long)*input++;
y3 = (long)*input; input+= 3;
*bbptr++ = cinTable[currentHandle].gray[y0];
*bbptr++ = cinTable[currentHandle].gray[y1];
*bbptr++ = cinTable[currentHandle].gray[((y0*3)+y2)/4];
*bbptr++ = cinTable[currentHandle].gray[((y1*3)+y3)/4];
*bbptr++ = cinTable[currentHandle].gray[(y0+(y2*3))/4];
*bbptr++ = cinTable[currentHandle].gray[(y1+(y3*3))/4];
*bbptr++ = cinTable[currentHandle].gray[y2];
*bbptr++ = cinTable[currentHandle].gray[y3];
}
bcptr = (byte *)vq4;
bdptr = (byte *)vq8;
for(i=0;i<four;i++) {
baptr = (byte *)vq2 + (*input++)*8;
bbptr = (byte *)vq2 + (*input++)*8;
for(j=0;j<2;j++) {
VQ2TO4(baptr,bbptr,bcptr,bdptr);
VQ2TO4(baptr,bbptr,bcptr,bdptr);
}
}
}
}
} else {
//
// 1/4 screen
//
if (cinTable[currentHandle].samplesPerPixel==2) {
for(i=0;i<two;i++) {
y0 = (long)*input; input+=2;
y2 = (long)*input; input+=2;
cr = (long)*input++;
cb = (long)*input++;
*bptr++ = yuv_to_rgb( y0, cr, cb );
*bptr++ = yuv_to_rgb( y2, cr, cb );
}
cptr = (unsigned short *)vq4;
dptr = (unsigned short *)vq8;
for(i=0;i<four;i++) {
aptr = (unsigned short *)vq2 + (*input++)*2;
bptr = (unsigned short *)vq2 + (*input++)*2;
for(j=0;j<2;j++) {
VQ2TO2(aptr,bptr,cptr,dptr);
}
}
} else if (cinTable[currentHandle].samplesPerPixel == 1) {
bbptr = (byte *)bptr;
for(i=0;i<two;i++) {
*bbptr++ = cinTable[currentHandle].gray[*input]; input+=2;
*bbptr++ = cinTable[currentHandle].gray[*input]; input+=4;
}
bcptr = (byte *)vq4;
bdptr = (byte *)vq8;
for(i=0;i<four;i++) {
baptr = (byte *)vq2 + (*input++)*2;
bbptr = (byte *)vq2 + (*input++)*2;
for(j=0;j<2;j++) {
VQ2TO2(baptr,bbptr,bcptr,bdptr);
}
}
} else if (cinTable[currentHandle].samplesPerPixel == 4) {
ibptr.s = bptr;
for(i=0;i<two;i++) {
y0 = (long)*input; input+=2;
y2 = (long)*input; input+=2;
cr = (long)*input++;
cb = (long)*input++;
*ibptr.i++ = yuv_to_rgb24( y0, cr, cb );
*ibptr.i++ = yuv_to_rgb24( y2, cr, cb );
}
icptr.s = vq4;
idptr.s = vq8;
for(i=0;i<four;i++) {
iaptr.s = vq2;
iaptr.i += (*input++)*2;
ibptr.s = vq2 + (*input++)*2;
ibptr.i += (*input++)*2;
for(j=0;j<2;j++) {
VQ2TO2(iaptr.i,ibptr.i,icptr.i,idptr.i);
}
}
}
}
}
/******************************************************************************
*
* Function:
*
* Description:
*
******************************************************************************/
static void recurseQuad( long startX, long startY, long quadSize, long xOff, long yOff )
{
byte *scroff;
long bigx, bigy, lowx, lowy, useY;
long offset;
offset = cinTable[currentHandle].screenDelta;
lowx = lowy = 0;
bigx = cinTable[currentHandle].xsize;
bigy = cinTable[currentHandle].ysize;
if (bigx > cinTable[currentHandle].CIN_WIDTH) bigx = cinTable[currentHandle].CIN_WIDTH;
if (bigy > cinTable[currentHandle].CIN_HEIGHT) bigy = cinTable[currentHandle].CIN_HEIGHT;
if ( (startX >= lowx) && (startX+quadSize) <= (bigx) && (startY+quadSize) <= (bigy) && (startY >= lowy) && quadSize <= MAXSIZE) {
useY = startY;
scroff = cin.linbuf + (useY+((cinTable[currentHandle].CIN_HEIGHT-bigy)>>1)+yOff)*(cinTable[currentHandle].samplesPerLine) + (((startX+xOff))*cinTable[currentHandle].samplesPerPixel);
cin.qStatus[0][cinTable[currentHandle].onQuad ] = scroff;
cin.qStatus[1][cinTable[currentHandle].onQuad++] = scroff+offset;
}
if ( quadSize != MINSIZE ) {
quadSize >>= 1;
recurseQuad( startX, startY , quadSize, xOff, yOff );
recurseQuad( startX+quadSize, startY , quadSize, xOff, yOff );
recurseQuad( startX, startY+quadSize , quadSize, xOff, yOff );
recurseQuad( startX+quadSize, startY+quadSize , quadSize, xOff, yOff );
}
}
/******************************************************************************
*
* Function:
*
* Description:
*
******************************************************************************/
static void setupQuad( long xOff, long yOff )
{
long numQuadCels, i,x,y;
byte *temp;
if (xOff == cin.oldXOff && yOff == cin.oldYOff && cinTable[currentHandle].ysize == cin.oldysize && cinTable[currentHandle].xsize == cin.oldxsize) {
return;
}
cin.oldXOff = xOff;
cin.oldYOff = yOff;
cin.oldysize = cinTable[currentHandle].ysize;
cin.oldxsize = cinTable[currentHandle].xsize;
numQuadCels = (cinTable[currentHandle].xsize*cinTable[currentHandle].ysize) / (16);
numQuadCels += numQuadCels/4;
numQuadCels += 64; // for overflow
cinTable[currentHandle].onQuad = 0;
for(y=0;y<(long)cinTable[currentHandle].ysize;y+=16)
for(x=0;x<(long)cinTable[currentHandle].xsize;x+=16)
recurseQuad( x, y, 16, xOff, yOff );
temp = NULL;
for(i=(numQuadCels-64);i<numQuadCels;i++) {
cin.qStatus[0][i] = temp; // eoq
cin.qStatus[1][i] = temp; // eoq
}
}
/******************************************************************************
*
* Function:
*
* Description:
*
******************************************************************************/
static void readQuadInfo( byte *qData )
{
if (currentHandle < 0) return;
cinTable[currentHandle].xsize = qData[0]+qData[1]*256;
cinTable[currentHandle].ysize = qData[2]+qData[3]*256;
cinTable[currentHandle].maxsize = qData[4]+qData[5]*256;
cinTable[currentHandle].minsize = qData[6]+qData[7]*256;
cinTable[currentHandle].CIN_HEIGHT = cinTable[currentHandle].ysize;
cinTable[currentHandle].CIN_WIDTH = cinTable[currentHandle].xsize;
cinTable[currentHandle].samplesPerLine = cinTable[currentHandle].CIN_WIDTH*cinTable[currentHandle].samplesPerPixel;
cinTable[currentHandle].screenDelta = cinTable[currentHandle].CIN_HEIGHT*cinTable[currentHandle].samplesPerLine;
cinTable[currentHandle].half = qfalse;
cinTable[currentHandle].smootheddouble = qfalse;
cinTable[currentHandle].VQ0 = cinTable[currentHandle].VQNormal;
cinTable[currentHandle].VQ1 = cinTable[currentHandle].VQBuffer;
cinTable[currentHandle].t[0] = cinTable[currentHandle].screenDelta;
cinTable[currentHandle].t[1] = -cinTable[currentHandle].screenDelta;
cinTable[currentHandle].drawX = cinTable[currentHandle].CIN_WIDTH;
cinTable[currentHandle].drawY = cinTable[currentHandle].CIN_HEIGHT;
// rage pro is very slow at 512 wide textures, voodoo can't do it at all
if ( cls.glconfig.hardwareType == GLHW_RAGEPRO || cls.glconfig.maxTextureSize <= 256) {
if (cinTable[currentHandle].drawX>256) {
cinTable[currentHandle].drawX = 256;
}
if (cinTable[currentHandle].drawY>256) {
cinTable[currentHandle].drawY = 256;
}
if (cinTable[currentHandle].CIN_WIDTH != 256 || cinTable[currentHandle].CIN_HEIGHT != 256) {
Com_Printf("HACK: approxmimating cinematic for Rage Pro or Voodoo\n");