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#include <sys/types.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <psxgte.h>
#include <psxgpu.h>
/* mdec.s */
extern void mdec_reset( void );
extern void mdec_setscale( void );
extern void mdec_setquants( void );
extern void mdec_cmd( unsigned int cmd );
extern void mdec_in( void *src, int blocks );
extern void mdec_out( void *dst, int blocks );
/* vlc.c */
int DecDCTvlc( unsigned short *mdec_bs, unsigned short *mdec_rl );
/* data.s */
extern unsigned short bs_data[];
DISPENV disp[2];
DRAWENV draw[2];
int db;
void memory_browser(unsigned int addr)
{
int i,j,key;
unsigned char *ptr,*pptr;
while(1)
{
/* Set cursor position to top-left */
printf("\033[1;1H");
printf("MEMVIEW 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 0123456789ABCDEF");
ptr = (unsigned char*)addr;
/* Print contents from current location of memory */
for(j=0; j<23; j++)
{
printf("\n%04X: ", (unsigned int)ptr);
pptr = ptr;
for(i=0; i<16; i++)
{
printf("%02X ", *ptr);
ptr++;
}
printf(" ");
for(i=0; i<16; i++)
{
if(( *pptr < 32 ) || ( *pptr > 127 ) )
{
printf(".");
}
else
{
printf("%c", *pptr);
}
pptr++;
}
}
/* Parse input */
while(1)
{
key = getchar();
if( key == 0x1B )
{
key = getchar();
if( key == 0x5B )
{
key = getchar();
if( key == 0x41 ) // Up
{
addr -= 16;
break;
}
else if( key == 0x42 ) // Down
{
addr += 16;
break;
}
if( key == 0x35 ) // Page up
{
addr -= 16*23;
break;
}
else if( key == 0x36 ) // Page down
{
addr += 16*23;
break;
}
}
}
}
}
} /* memory_browser */
void init( void )
{
ResetGraph( 0 );
SetDefDispEnv( &disp[0], 0, 0, 320, 240 );
SetDefDispEnv( &disp[1], 0, 240, 320, 240 );
SetDefDrawEnv( &draw[0], 0, 240, 320, 240 );
SetDefDrawEnv( &draw[1], 0, 0, 320, 240 );
draw[0].isbg = draw[1].isbg = 1;
setRGB0( &draw[0], 0, 63, 0 );
setRGB0( &draw[1], 0, 63, 0 );
PutDispEnv( &disp[1] );
PutDrawEnv( &draw[1] );
db = 0;
} /* init */
void display( void )
{
DrawSync( 0 );
VSync( 0 );
PutDispEnv( &disp[db] );
PutDrawEnv( &draw[db] );
SetDispMask( 1 );
db = !db;
} /* display */
void decode_test( void )
{
unsigned short *out_buff;
unsigned short *dec_buff;
int dec_len;
RECT rect;
int xx;
out_buff = (unsigned short*)malloc( 131072 );
dec_buff = (unsigned short*)malloc( 7680 );
memset( out_buff, 0, 131072 );
DecDCTvlc( bs_data, out_buff );
dec_len = ((unsigned short*)out_buff)[0];
printf( "out_buff=%p len=%d\n", out_buff, dec_len );
//memory_browser( (unsigned int)(out_buff+2) );
mdec_cmd( 0x38000000|dec_len );
mdec_in( out_buff+2, 8 );
rect.x = 320; rect.y = 0;
rect.w = 16; rect.h = 240;
xx = 0;
//while( xx < 320 )
{
mdec_out( dec_buff, 120 );
LoadImage( &rect, (unsigned int*)dec_buff );
DrawSync( 0 );
xx += 16;
rect.x += 16;
}
} /* decode_test */
int main( int argc, const char *argv[] )
{
init();
/* init MDEC */
mdec_reset();
mdec_setscale();
mdec_setquants();
decode_test();
while( 1 )
{
display();
}
return( 0 );
} /* main */
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