[Mplayer-cvslog] CVS: main/vidix/drivers mach64_vid.c,1.1,1.2

Nick Kurshev nick at mplayer.dev.hu
Sat Feb 16 08:55:54 CET 2002


Update of /cvsroot/mplayer/main/vidix/drivers
In directory mplayer:/var/tmp.root/cvs-serv30331/main/vidix/drivers

Modified Files:
	mach64_vid.c 
Log Message:
Works with YUY2 fourcc

Index: mach64_vid.c
===================================================================
RCS file: /cvsroot/mplayer/main/vidix/drivers/mach64_vid.c,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- mach64_vid.c	13 Feb 2002 08:59:23 -0000	1.1
+++ mach64_vid.c	16 Feb 2002 07:55:44 -0000	1.2
@@ -3,8 +3,7 @@
    Copyrights 2002 Nick Kurshev. This file is based on sources from
    GATOS (gatos.sf.net) and X11 (www.xfree86.org)
    Licence: GPL
-   WARNING: THIS DRIVER WAS UNFINISHED! PLEASE DON'T TRY TO USE THAT!!!
-   IT'S JUST SCRATCH FOR VOLUNTEERS!!!
+   WARNING: THIS DRIVER IS IN BETTA STAGE AND DOESN'T WORK WITH PLANAR FOURCCS!
 */
 #include <errno.h>
 #include <stdio.h>
@@ -26,22 +25,104 @@
 
 static void *mach64_mmio_base = 0;
 static void *mach64_mem_base = 0;
-static int32_t overlay_offset = 0;
+static int32_t mach64_overlay_offset = 0;
 static uint32_t mach64_ram_size = 0;
 
 pciinfo_t pci_info;
 static int probed = 0;
 static int __verbose = 0;
+
+typedef struct bes_registers_s
+{
+  /* base address of yuv framebuffer */
+  uint32_t yuv_base;
+  uint32_t fourcc;
+  /* YUV BES registers */
+  uint32_t reg_load_cntl;
+  uint32_t scale_inc;
+  uint32_t y_x_start;
+  uint32_t y_x_end;
+  uint32_t vid_buf_pitch;
+  uint32_t height_width;
+  uint32_t vid_buf0_base_adrs;
+  uint32_t vid_buf1_base_adrs;
+  uint32_t vid_buf2_base_adrs;
+  uint32_t vid_buf3_base_adrs;
+  uint32_t vid_buf4_base_adrs;
+  uint32_t vid_buf5_base_adrs;
+
+  uint32_t scale_cntl;
+  uint32_t exclusive_horz;
+  uint32_t auto_flip_cntl;
+  uint32_t filter_cntl;
+  uint32_t key_cntl;
+  uint32_t test;
+  /* Configurable stuff */
+  int double_buff;
+  
+  int brightness;
+  int saturation;
+  
+  int ckey_on;
+  uint32_t graphics_key_clr;
+  uint32_t graphics_key_msk;
+  
+  int deinterlace_on;
+  uint32_t deinterlace_pattern;
+  
+} bes_registers_t;
+
+static bes_registers_t besr;
+
+typedef struct video_registers_s
+{
+  const char * sname;
+  uint32_t name;
+  uint32_t value;
+}video_registers_t;
+
+static bes_registers_t besr;
+#define DECLARE_VREG(name) { #name, name, 0 }
+static video_registers_t vregs[] = 
+{
+  DECLARE_VREG(OVERLAY_SCALE_INC),
+  DECLARE_VREG(OVERLAY_Y_X_START),
+  DECLARE_VREG(OVERLAY_Y_X_END),
+  DECLARE_VREG(OVERLAY_SCALE_CNTL),
+  DECLARE_VREG(OVERLAY_EXCLUSIVE_HORZ),
+  DECLARE_VREG(OVERLAY_EXCLUSIVE_VERT),
+  DECLARE_VREG(OVERLAY_TEST),
+  DECLARE_VREG(SCALER_BUF_PITCH),
+  DECLARE_VREG(SCALER_HEIGHT_WIDTH),
+  DECLARE_VREG(SCALER_BUF0_OFFSET),
+  DECLARE_VREG(SCALER_BUF0_OFFSET_U),
+  DECLARE_VREG(SCALER_BUF0_OFFSET_V),
+  DECLARE_VREG(SCALER_BUF1_OFFSET),
+  DECLARE_VREG(SCALER_BUF1_OFFSET_U),
+  DECLARE_VREG(SCALER_BUF1_OFFSET_V),
+  DECLARE_VREG(SCALER_H_COEFF0),
+  DECLARE_VREG(SCALER_H_COEFF1),
+  DECLARE_VREG(SCALER_H_COEFF2),
+  DECLARE_VREG(SCALER_H_COEFF3),
+  DECLARE_VREG(SCALER_H_COEFF4),
+  DECLARE_VREG(SCALER_COLOUR_CNTL),
+  DECLARE_VREG(SCALER_THRESHOLD),
+  DECLARE_VREG(VIDEO_FORMAT),
+  DECLARE_VREG(VIDEO_CONFIG),
+  DECLARE_VREG(VIDEO_SYNC_TEST),
+  DECLARE_VREG(VIDEO_SYNC_TEST_B)
+};
+
 /* VIDIX exports */
 
 /* MMIO space*/
 #define GETREG(TYPE,PTR,OFFZ)		(*((volatile TYPE*)((PTR)+(OFFZ))))
 #define SETREG(TYPE,PTR,OFFZ,VAL)	(*((volatile TYPE*)((PTR)+(OFFZ))))=VAL
 
-#define INREG8(addr)		GETREG(uint8_t,(uint32_t)(mach64_mmio_base),(addr^0x100)<<2)
-#define OUTREG8(addr,val)	SETREG(uint8_t,(uint32_t)(mach64_mmio_base),(addr^0x100)<<2,val)
-#define INREG(addr)		GETREG(uint32_t,(uint32_t)(mach64_mmio_base),(addr^0x100)<<2)
-#define OUTREG(addr,val)	SETREG(uint32_t,(uint32_t)(mach64_mmio_base),(addr^0x100)<<2,val)
+#define INREG8(addr)		GETREG(uint8_t,(uint32_t)mach64_mmio_base,((addr)^0x100)<<2)
+#define OUTREG8(addr,val)	SETREG(uint8_t,(uint32_t)mach64_mmio_base,((addr)^0x100)<<2,val)
+#define INREG(addr)		GETREG(uint32_t,(uint32_t)mach64_mmio_base,((addr)^0x100)<<2)
+#define OUTREG(addr,val)	SETREG(uint32_t,(uint32_t)mach64_mmio_base,((addr)^0x100)<<2,val)
 
 #define OUTREGP(addr,val,mask)  					\
 	do {								\
@@ -53,12 +134,24 @@
 
 static __inline__ uint32_t INPLL(uint32_t addr)
 {
-	OUTREG8(0x491, (addr & 0x0000001f));
-	return (INREG(0x492));
+    uint32_t res;
+
+    /* write addr byte */
+    OUTREG8(CLOCK_CNTL + 1, (addr << 2));
+    /* read the register value */
+    res = INREG(CLOCK_CNTL + 2);
+    return res;
+}
+
+static __inline__ void OUTPLL(uint32_t addr,uint32_t val)
+{
+    /* write addr byte */
+    OUTREG8(CLOCK_CNTL + 1, (addr << 2) | PLL_WR_EN);
+    /* write the register value */
+    OUTREG(CLOCK_CNTL + 2, val);
+    OUTREG8(CLOCK_CNTL + 1, (addr << 2) & ~PLL_WR_EN);
 }
 
-#define OUTPLL(addr,val)	OUTREG8(0x491, (addr & 0x0000001f) | 0x00000080); \
-				OUTREG(0x492, val)
 #define OUTPLLP(addr,val,mask)  					\
 	do {								\
 		unsigned int _tmp = INPLL(addr);			\
@@ -67,6 +160,17 @@
 		OUTPLL(addr, _tmp);					\
 	} while (0)
 
+static void mach64_fifo_wait(unsigned n) 
+{
+    while ((INREG(FIFO_STAT) & 0xffff) > ((uint32_t)(0x8000 >> n)));
+}
+
+static void mach64_wait_for_idle( void ) 
+{
+    mach64_fifo_wait(16);
+    while ((INREG(GUI_STAT) & 1)!= 0);
+}
+
 static vidix_capability_t mach64_cap =
 {
     "BES driver for Mach64/3DRage cards",
@@ -84,6 +188,75 @@
     { 0, 0, 0, 0 }
 };
 
+static uint32_t mach64_vid_get_dbpp( void )
+{
+  uint32_t dbpp,retval;
+  dbpp = (INREG(CRTC_GEN_CNTL)>>8)& 0x7;
+  switch(dbpp)
+  {
+    case 1: retval = 4; break;
+    case 2: retval = 8; break;
+    case 3: retval = 15; break;
+    case 4: retval = 16; break;
+    case 5: retval = 24; break;
+    default: retval=32; break;
+  }
+  return retval;
+}
+
+static int mach64_is_dbl_scan( void )
+{
+  return INREG(CRTC_GEN_CNTL) & CRTC_DBL_SCAN_EN;
+}
+
+static int mach64_is_interlace( void )
+{
+  return INREG(CRTC_GEN_CNTL) & CRTC_INTERLACE_EN;
+}
+
+static uint32_t mach64_get_xres( void )
+{
+  /* FIXME: currently we extract that from CRTC!!!*/
+  uint32_t xres,h_total;
+  h_total = INREG(CRTC_H_TOTAL_DISP);
+  xres = (h_total >> 16) & 0xffff;
+  return (xres + 1)*8;
+}
+
+static uint32_t mach64_get_yres( void )
+{
+  /* FIXME: currently we extract that from CRTC!!!*/
+  uint32_t yres,v_total;
+  v_total = INREG(CRTC_V_TOTAL_DISP);
+  yres = (v_total >> 16) & 0xffff;
+  return yres + 1;
+}
+
+static void mach64_vid_make_default()
+{
+  mach64_fifo_wait(2);
+  OUTREG(SCALER_COLOUR_CNTL,0x0010103f);
+}
+
+static void mach64_vid_dump_regs( void )
+{
+  size_t i;
+  printf("[mach64] *** Begin of DRIVER variables dump ***\n");
+  printf("[mach64] mach64_mmio_base=%p\n",mach64_mmio_base);
+  printf("[mach64] mach64_mem_base=%p\n",mach64_mem_base);
+  printf("[mach64] mach64_overlay_off=%08X\n",mach64_overlay_offset);
+  printf("[mach64] mach64_ram_size=%08X\n",mach64_ram_size);
+  printf("[mach64] video mode: %ux%u@%u\n",mach64_get_xres(),mach64_get_yres(),mach64_vid_get_dbpp());
+  printf("[mach64] *** Begin of OV0 registers dump ***\n");
+  for(i=0;i<sizeof(vregs)/sizeof(video_registers_t);i++)
+  {
+	mach64_wait_for_idle();
+	printf("[mach64] %s = %08X\n",vregs[i].sname,INREG(vregs[i].name));
+  }
+  printf("[mach64] *** End of OV0 registers dump ***\n");
+}
+
+
 unsigned int vixGetVersion(void)
 {
     return(VIDIX_VERSION);
@@ -187,6 +360,17 @@
   return err;
 }
 
+static void reset_regs( void )
+{
+  size_t i;
+  for(i=0;i<sizeof(vregs)/sizeof(video_registers_t);i++)
+  {
+	mach64_fifo_wait(2);
+	OUTREG(vregs[i].name,-1);
+  }
+}
+
+
 int vixInit(void)
 {
   int err;
@@ -195,7 +379,8 @@
     printf("[mach64] Driver was not probed but is being initializing\n");
     return EINTR;
   }
-  if((mach64_mmio_base = map_phys_mem(pci_info.base2,0x4096))==(void *)-1) return ENOMEM;
+  if((mach64_mmio_base = map_phys_mem(pci_info.base2,0x4000))==(void *)-1) return ENOMEM;
+  mach64_wait_for_idle();
   mach64_ram_size = INREG(MEM_CNTL) & CTL_MEM_SIZEB;
   if (mach64_ram_size < 8) mach64_ram_size = (mach64_ram_size + 1) * 512;
   else if (mach64_ram_size < 12) mach64_ram_size = (mach64_ram_size - 3) * 1024;
@@ -203,17 +388,19 @@
   mach64_ram_size *= 0x400; /* KB -> bytes */
   if((mach64_mem_base = map_phys_mem(pci_info.base0,mach64_ram_size))==(void *)-1) return ENOMEM;
 //  memset(&besr,0,sizeof(bes_registers_t));
-//  mach64_vid_make_default();
+  mach64_vid_make_default();
   printf("[mach64] Video memory = %uMb\n",mach64_ram_size/0x100000);
   err = mtrr_set_type(pci_info.base0,mach64_ram_size,MTRR_TYPE_WRCOMB);
   if(!err) printf("[mach64] Set write-combining type of video memory\n");
+  reset_regs();
+  mach64_vid_dump_regs();
   return 0;
 }
 
 void vixDestroy(void)
 {
   unmap_phys_mem(mach64_mem_base,mach64_ram_size);
-  unmap_phys_mem(mach64_mmio_base,0x4096);
+  unmap_phys_mem(mach64_mmio_base,0x4000);
 }
 
 int vixGetCapability(vidix_capability_t *to)
@@ -222,30 +409,371 @@
     return 0;
 }
 
+static unsigned mach64_query_pitch(unsigned fourcc,const vidix_yuv_t *spitch)
+{
+  unsigned pitch,spy,spv,spu;
+  spy = spv = spu = 0;
+  switch(spitch->y)
+  {
+    case 16:
+    case 32:
+    case 64:
+    case 128:
+    case 256: spy = spitch->y; break;
+    default: break;
+  }
+  switch(spitch->u)
+  {
+    case 16:
+    case 32:
+    case 64:
+    case 128:
+    case 256: spu = spitch->u; break;
+    default: break;
+  }
+  switch(spitch->v)
+  {
+    case 16:
+    case 32:
+    case 64:
+    case 128:
+    case 256: spv = spitch->v; break;
+    default: break;
+  }
+  switch(fourcc)
+  {
+	/* 4:2:0 */
+	case IMGFMT_IYUV:
+	case IMGFMT_YV12:
+	case IMGFMT_I420:
+		if(spy > 16 && spu == spy/2 && spv == spy/2)	pitch = spy;
+		else						pitch = 32;
+		break;
+	default:
+		if(spy > 16)	pitch = spy;
+		else		pitch = 32;
+		break;
+  }
+  return pitch;
+}
+
+static void mach64_compute_framesize(vidix_playback_t *info)
+{
+  unsigned pitch,awidth;
+  pitch = mach64_query_pitch(info->fourcc,&info->src.pitch);
+  switch(info->fourcc)
+  {
+    case IMGFMT_I420:
+    case IMGFMT_YV12:
+    case IMGFMT_IYUV:
+		awidth = (info->src.w + (pitch-1)) & ~(pitch-1);
+		info->frame_size = awidth*(info->src.h+info->src.h/2);
+		break;
+    case IMGFMT_RGB32:
+    case IMGFMT_BGR32:
+		awidth = (info->src.w*4 + (pitch-1)) & ~(pitch-1);
+		info->frame_size = (awidth*info->src.h);
+		break;
+    /* YUY2 YVYU, RGB15, RGB16 */
+    default:	
+		awidth = (info->src.w*2 + (pitch-1)) & ~(pitch-1);
+		info->frame_size = (awidth*info->src.h);
+		break;
+  }
+}
+
+static void mach64_vid_stop_video( void )
+{
+    mach64_fifo_wait(14);
+    OUTREG(OVERLAY_SCALE_CNTL, 0x80000000);
+    OUTREG(OVERLAY_EXCLUSIVE_HORZ, 0);
+    OUTREG(OVERLAY_EXCLUSIVE_VERT, 0);
+    OUTREG(SCALER_H_COEFF0, 0x00002000);
+    OUTREG(SCALER_H_COEFF1, 0x0D06200D);
+    OUTREG(SCALER_H_COEFF2, 0x0D0A1C0D);
+    OUTREG(SCALER_H_COEFF3, 0x0C0E1A0C);
+    OUTREG(SCALER_H_COEFF4, 0x0C14140C);
+    OUTREG(VIDEO_FORMAT, 0xB000B);
+    OUTREG(OVERLAY_GRAPHICS_KEY_MSK, 0);
+    OUTREG(OVERLAY_GRAPHICS_KEY_CLR, 0);
+    OUTREG(OVERLAY_KEY_CNTL, 0x50);
+    OUTREG(OVERLAY_TEST, 0x0);
+}
+
+static void mach64_vid_display_video( void )
+{
+    uint32_t vf;
+    mach64_fifo_wait(14);
+
+    OUTREG(OVERLAY_Y_X_START,			besr.y_x_start);
+    OUTREG(OVERLAY_Y_X_END,			besr.y_x_end);
+    OUTREG(OVERLAY_SCALE_INC,			besr.scale_inc);
+    OUTREG(SCALER_BUF_PITCH,			besr.vid_buf_pitch);
+    OUTREG(SCALER_HEIGHT_WIDTH,			besr.height_width);
+    OUTREG(SCALER_BUF0_OFFSET,			besr.vid_buf0_base_adrs);
+    OUTREG(SCALER_BUF0_OFFSET_U,		besr.vid_buf1_base_adrs);
+    OUTREG(SCALER_BUF0_OFFSET_V,		besr.vid_buf2_base_adrs);
+    OUTREG(SCALER_BUF1_OFFSET,			besr.vid_buf3_base_adrs);
+    OUTREG(SCALER_BUF1_OFFSET_U,		besr.vid_buf4_base_adrs);
+    OUTREG(SCALER_BUF1_OFFSET_V,		besr.vid_buf5_base_adrs);
+    OUTREG(OVERLAY_SCALE_CNTL, 0x04000001 | (3<<30));
+    mach64_wait_for_idle();
+    vf = INREG(VIDEO_FORMAT);
+    switch(besr.fourcc)
+    {
+        /* 4:2:0 */
+	case IMGFMT_IYUV:
+	case IMGFMT_I420:
+	case IMGFMT_YV12:  OUTREG(VIDEO_FORMAT, (vf & ~0xF000) | 0xA000);  break;
+        /* 4:2:2 */
+        case IMGFMT_YVYU:
+	case IMGFMT_UYVY:  OUTREG(VIDEO_FORMAT, (vf & ~0xF000) | 0xB000); break;
+	case IMGFMT_YUY2:
+	default:           OUTREG(VIDEO_FORMAT, (vf & ~0xF000) | 0xC000); break;
+    }
+//    OUTPLL(PLL_SCALER_LOCK_EN, 0);
+    if(__verbose > 1) mach64_vid_dump_regs();
+}
+
+static int mach64_vid_init_video( vidix_playback_t *config )
+{
+    uint32_t src_w,src_h,dest_w,dest_h,pitch,h_inc,v_inc,left,leftUV,top,ecp;
+    int is_420,best_pitch,mpitch;
+    mach64_vid_stop_video();
+    left = config->src.x << 16;
+    top =  config->src.y << 16;
+    src_h = config->src.h;
+    src_w = config->src.w;
+    is_420 = 0;
+    if(config->fourcc == IMGFMT_YV12 ||
+       config->fourcc == IMGFMT_I420 ||
+       config->fourcc == IMGFMT_IYUV) is_420 = 1;
+    best_pitch = mach64_query_pitch(config->fourcc,&config->src.pitch);
+    mpitch = best_pitch-1;
+    switch(config->fourcc)
+    {
+	/* 4:2:0 */
+	case IMGFMT_IYUV:
+	case IMGFMT_YV12:
+	case IMGFMT_I420: pitch = (src_w + mpitch) & ~mpitch;
+			  config->dest.pitch.y = 
+			  config->dest.pitch.u = 
+			  config->dest.pitch.v = best_pitch;
+			  break;
+	/* RGB 4:4:4:4 */
+	case IMGFMT_RGB32:
+	case IMGFMT_BGR32: pitch = (src_w*4 + mpitch) & ~mpitch;
+			  config->dest.pitch.y = 
+			  config->dest.pitch.u = 
+			  config->dest.pitch.v = best_pitch;
+			  break;
+	/* 4:2:2 */
+        default: /* RGB15, RGB16, YVYU, UYVY, YUY2 */
+			  pitch = ((src_w*2) + mpitch) & ~mpitch;
+			  config->dest.pitch.y =
+			  config->dest.pitch.u =
+			  config->dest.pitch.v = best_pitch;
+			  break;
+    }
+    dest_w = config->dest.w;
+    dest_h = config->dest.h;
+    besr.fourcc = config->fourcc;
+    ecp = (INPLL(PLL_VCLK_CNTL) & PLL_ECP_DIV) >> 4;
+    v_inc = (src_h << (12
+		+(mach64_is_interlace()?1:0)
+		-(mach64_is_dbl_scan()?1:0)
+		)) / dest_h;
+    h_inc = (src_w << (12+ecp)) / dest_w;
+    v_inc /= 2;
+    /* keep everything in 16.16 */
+    config->offsets[0] = 0;
+    config->offsets[1] = config->frame_size;
+    if(is_420)
+    {
+        uint32_t d1line,d2line,d3line;
+	d1line = top*pitch;
+	d2line = src_h*pitch+(d1line>>2);
+	d3line = d2line+((src_h*pitch)>>2);
+	d1line += (left >> 16) & ~15;
+	d2line += (left >> 17) & ~15;
+	d3line += (left >> 17) & ~15;
+	config->offset.y = d1line & ~15;
+	config->offset.v = d2line & ~15;
+	config->offset.u = d3line & ~15;
+        besr.vid_buf0_base_adrs=((mach64_overlay_offset+config->offsets[0]+config->offset.y)&~15);
+        besr.vid_buf1_base_adrs=((mach64_overlay_offset+config->offsets[0]+config->offset.v)&~15);
+        besr.vid_buf2_base_adrs=((mach64_overlay_offset+config->offsets[0]+config->offset.u)&~15);
+        besr.vid_buf3_base_adrs=((mach64_overlay_offset+config->offsets[1]+config->offset.y)&~15);
+        besr.vid_buf4_base_adrs=((mach64_overlay_offset+config->offsets[1]+config->offset.v)&~15);
+        besr.vid_buf5_base_adrs=((mach64_overlay_offset+config->offsets[1]+config->offset.u)&~15);
+	config->offset.y = ((besr.vid_buf0_base_adrs)&~15) - mach64_overlay_offset;
+	config->offset.v = ((besr.vid_buf1_base_adrs)&~15) - mach64_overlay_offset;
+	config->offset.u = ((besr.vid_buf2_base_adrs)&~15) - mach64_overlay_offset;
+	if(besr.fourcc == IMGFMT_I420 || besr.fourcc == IMGFMT_IYUV)
+	{
+	  uint32_t tmp;
+	  tmp = config->offset.u;
+	  config->offset.u = config->offset.v;
+	  config->offset.v = tmp;
+	}
+    }
+    else
+    {
+      besr.vid_buf0_base_adrs = mach64_overlay_offset;
+      config->offset.y = config->offset.u = config->offset.v = ((left & ~7) << 1)&~15;
+      besr.vid_buf0_base_adrs += config->offset.y;
+      besr.vid_buf1_base_adrs = besr.vid_buf0_base_adrs;
+      besr.vid_buf2_base_adrs = besr.vid_buf0_base_adrs;
+      besr.vid_buf3_base_adrs = besr.vid_buf0_base_adrs+config->frame_size;
+      besr.vid_buf4_base_adrs = besr.vid_buf0_base_adrs+config->frame_size;
+      besr.vid_buf5_base_adrs = besr.vid_buf0_base_adrs+config->frame_size;
+    }
+
+    leftUV = (left >> 17) & 15;
+    left = (left >> 16) & 15;
+    besr.scale_inc = ( h_inc << 16 ) | v_inc;
+    besr.y_x_start = config->dest.y | (config->dest.x << 16);
+    besr.y_x_end = (config->dest.y + dest_h) | ((config->dest.x + dest_w) << 16);
+    besr.height_width = ((src_w - left)<<16) | (src_h - top);
+    besr.vid_buf_pitch = pitch;
+    return 0;
+}
+
+
+uint32_t supported_fourcc[] = 
+{
+  IMGFMT_YV12, IMGFMT_I420, IMGFMT_IYUV, 
+  IMGFMT_UYVY, IMGFMT_YUY2, IMGFMT_YVYU
+};
+
+__inline__ static int is_supported_fourcc(uint32_t fourcc)
+{
+  unsigned i;
+  for(i=0;i<sizeof(supported_fourcc)/sizeof(uint32_t);i++)
+  {
+    if(fourcc==supported_fourcc[i]) return 1;
+  }
+  return 0;
+}
+
 int vixQueryFourcc(vidix_fourcc_t *to)
 {
-    UNUSED(to);
+    if(is_supported_fourcc(to->fourcc))
+    {
+	to->depth = VID_DEPTH_1BPP | VID_DEPTH_2BPP |
+		    VID_DEPTH_4BPP | VID_DEPTH_8BPP |
+		    VID_DEPTH_12BPP| VID_DEPTH_15BPP|
+		    VID_DEPTH_16BPP| VID_DEPTH_24BPP|
+		    VID_DEPTH_32BPP;
+	to->flags = VID_CAP_EXPAND | VID_CAP_SHRINK;
+	return 0;
+    }
+    else  to->depth = to->flags = 0;
     return ENOSYS;
 }
 
 int vixConfigPlayback(vidix_playback_t *info)
 {
-    UNUSED(info);
-    return ENOSYS;
+  if(!is_supported_fourcc(info->fourcc)) return ENOSYS;
+  if(info->num_frames>2) info->num_frames=2;
+  if(info->num_frames==1) besr.double_buff=0;
+  else                    besr.double_buff=1;
+  mach64_compute_framesize(info);
+  mach64_overlay_offset = mach64_ram_size - info->frame_size*info->num_frames;
+  mach64_overlay_offset &= 0xffff0000;
+  if(mach64_overlay_offset < 0) return EINVAL;
+  info->dga_addr = (char *)mach64_mem_base + mach64_overlay_offset;
+  mach64_vid_init_video(info);
+  return 0;
 }
 
 int vixPlaybackOn(void)
 {
-    return ENOSYS;
+  mach64_vid_display_video();
+  return 0;
 }
 
 int vixPlaybackOff(void)
 {
-    return ENOSYS;
+  mach64_vid_stop_video();
+  return 0;
+}
+
+static void mach64_wait_vsync( void )
+{
+#warning MACH64 VSYNC WAS NOT IMPLEMENTED!!!
 }
 
 int vixPlaybackFrameSelect(unsigned int frame)
 {
-    UNUSED(frame);
-    return ENOSYS;
+    uint32_t off[6];
+    /*
+    buf3-5 always should point onto second buffer for better
+    deinterlacing and TV-in
+    */
+    if(!besr.double_buff) return 0;
+    if((frame%2))
+    {
+      off[0] = besr.vid_buf3_base_adrs;
+      off[1] = besr.vid_buf4_base_adrs;
+      off[2] = besr.vid_buf5_base_adrs;
+      off[3] = besr.vid_buf0_base_adrs;
+      off[4] = besr.vid_buf1_base_adrs;
+      off[5] = besr.vid_buf2_base_adrs;
+    }
+    else
+    {
+      off[0] = besr.vid_buf0_base_adrs;
+      off[1] = besr.vid_buf1_base_adrs;
+      off[2] = besr.vid_buf2_base_adrs;
+      off[3] = besr.vid_buf3_base_adrs;
+      off[4] = besr.vid_buf4_base_adrs;
+      off[5] = besr.vid_buf5_base_adrs;
+    }
+
+    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]);
+    if(__verbose > 1) mach64_vid_dump_regs();
+    return 0;
+}
+
+vidix_video_eq_t equal =
+{
+ VEQ_CAP_BRIGHTNESS | VEQ_CAP_SATURATION
+ ,
+ 0, 0, 0, 0, 0, 0, 0, 0 };
+
+int 	vixPlaybackGetEq( vidix_video_eq_t * eq)
+{
+  memcpy(eq,&equal,sizeof(vidix_video_eq_t));
+  return 0;
+}
+
+int 	vixPlaybackSetEq( const vidix_video_eq_t * eq)
+{
+  int br,sat;
+    if(eq->cap & VEQ_CAP_BRIGHTNESS) equal.brightness = eq->brightness;
+    if(eq->cap & VEQ_CAP_CONTRAST)   equal.contrast   = eq->contrast;
+    if(eq->cap & VEQ_CAP_SATURATION) equal.saturation = eq->saturation;
+    if(eq->cap & VEQ_CAP_HUE)        equal.hue        = eq->hue;
+    if(eq->cap & VEQ_CAP_RGB_INTENSITY)
+    {
+      equal.red_intensity   = eq->red_intensity;
+      equal.green_intensity = eq->green_intensity;
+      equal.blue_intensity  = eq->blue_intensity;
+    }
+    equal.flags = eq->flags;
+    br = equal.brightness * 64 / 1000;
+    if(br < -64) br = -64; if(br > 63) br = 63;
+    sat = (equal.saturation + 1000) * 16 / 1000;
+    if(sat < 0) sat = 0; if(sat > 31) sat = 31;
+    OUTREG(SCALER_COLOUR_CNTL, (br & 0x7f) | (sat << 8) | (sat << 16));
+  return 0;
 }




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