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vsync

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@4848 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
michael 2002-02-24 18:31:14 +00:00
parent 932beab3d1
commit bccc26f973
1 changed files with 30 additions and 15 deletions
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45
vidix/drivers/mach64_vid.c
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@ -524,12 +524,12 @@ static void mach64_vid_display_video( void )
// bit 1 yuv2rgb coeff related
// bit 2 horizontal interpolation if 0
// bit 3 vertical interpolation if 0
// bit 4 chroma related
// bit 4 chroma encoding (0-> 128=neutral / 1-> 0->neutral)
// bit 5-6 gamma correction
// bit 7 nothing visible if set
// bit 8-27 no effect
// bit 28-31 nothing interresting just crashed my system when i played with them :(
mach64_wait_for_idle();
vf = INREG(VIDEO_FORMAT);
@ -547,7 +547,7 @@ static void mach64_vid_display_video( void )
// 0xA YV12
// 0xB YUY2
// 0xC UYVY
// 0xD UYVY (not again ... dont ask me, i dunno the difference)
// 0xD UYVY (no difference is visible if i switch between C/D for every even/odd frame)
// 0xE dunno behaves strange
// 0xF dunno behaves strange
// Bit 28 all values are assumed to be 7 bit with chroma=64 for black (tested with YV12 & YUY2)
@ -751,7 +751,13 @@ int vixPlaybackOff(void)
static void mach64_wait_vsync( void )
{
#warning MACH64 VSYNC WAS NOT IMPLEMENTED!!!
int i;
for(i=0; i<2000000; i++)
if( (INREG(CRTC_INT_CNTL)&CRTC_VBLANK)==0 ) break;
for(i=0; i<2000000; i++)
if( (INREG(CRTC_INT_CNTL)&CRTC_VBLANK) ) break;
}
int vixPlaybackFrameSelect(unsigned int frame)
@ -806,18 +812,19 @@ buf2 += ((besr.vid_buf2_base_adrs)&~15) - mach64_overlay_offset;
}*/
for(y=0; y<480; y++)
{
// for(x=0; x<1280; x++) buf0[x + y*1280]=0;
for(x=0; x<1280/4; x++)
for(x=0; x<1280; x++) buf0[x + y*1280]=0;
for(x=0; x<1280/2; x++) buf0[x*2 + y*1280]=128;
for(x=0; x<1280/24; x++)
{
// 1-> gray0
// buf0[x*2 + y*1280 +0] ^= buf0[x*2 + y*1280 +1];
// buf0[x*2 + y*1280 +1] ^= buf0[x*2 + y*1280 +0];
// buf0[x*2 + y*1280 +0] ^= buf0[x*2 + y*1280 +1];
buf0[x*4 + y*1280 +1] =x; //buf0[x*4 + y*1280 +0]>>1;
buf0[x*4 + y*1280 +3] =128; //buf0[x*4 + y*1280 +2]>>1;
buf0[x*4 + y*1280 +0] =128;
buf0[x*4 + y*1280 +2] =128;
buf0[x*24 + y*1280 +0] =128;
buf0[x*24 + y*1280 +1] =x; //buf0[x*4 + y*1280 +0]>>1;
buf0[x*24 + y*1280 +2] =128;
buf0[x*24 + y*1280 +3] =x; //buf0[x*4 + y*1280 +2]>>1;
// buf0[x*8 + y*1280 +0]= 1;
// buf0[x*2 + y*1280 +1]= 7;
@ -830,8 +837,8 @@ for(y=0; y<480; y++)
// for(x=0; x<1280; x++) buf0[x + y*1280]=128;
for(x=0; x<640; x++)
{
buf0[x + y*640 ]>>=1;
buf0[x + y*640 ]|=128;
// buf0[x + y*640 ]=255;//>>=1;
// buf0[x + y*640 ]|=128;
}
}
for(y=0; y<480/2; y++)
@ -839,23 +846,31 @@ for(y=0; y<480/2; y++)
// for(x=0; x<1280; x++) buf0[x + y*1280]=128;
for(x=0; x<640/2; x++)
{
buf1[x + y*320 ]>>=1;
buf2[x + y*320 ]>>=1;
buf1[x + y*320 ]+=128 ;//>>=1;
buf2[x + y*320 ]+=128 ;//>>=1;
}
}*/
}
#endif
}
#if 0 // delay routine so the individual frames can be ssen better
{
volatile int i=0;
for(i=0; i<10000000; i++);
}
#endif
mach64_wait_vsync();
mach64_wait_for_idle();
mach64_fifo_wait(7);
OUTREG(SCALER_BUF0_OFFSET, off[0]);
OUTREG(SCALER_BUF0_OFFSET_U, off[1]);
OUTREG(SCALER_BUF0_OFFSET_V, off[2]);
OUTREG(SCALER_BUF1_OFFSET, off[3]);
OUTREG(SCALER_BUF1_OFFSET_U, off[4]);
OUTREG(SCALER_BUF1_OFFSET_V, off[5]);
mach64_wait_vsync();
if(__verbose > VERBOSE_LEVEL) mach64_vid_dump_regs();
return 0;
}