ati4200.c
资源名称:tcpmp.rar [点击查看]
上传用户:wstnjxml
上传日期:2014-04-03
资源大小:7248k
文件大小:50k
源码类别:
Windows CE
开发平台:
C/C++
- /*****************************************************************************
- *
- * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * $Id: ati4200.c 545 2006-01-07 22:26:35Z picard $
- *
- * The Core Pocket Media Player
- * Copyright (c) 2004-2005 Gabor Kovacs
- *
- ****************************************************************************/
- #include "../common/common.h"
- #if defined(TARGET_PALMOS)
- #if defined(_M_IX86)
- //#define ATIEMU
- #endif
- #if _MSC_VER > 1000
- #pragma warning(disable : 4127)
- #endif
- #include "../common/palmos/pace.h"
- #define ATI4200_ID FOURCC('A','T','I','4')
- #define ATI4200_IDCT_ID VOUT_IDCT_CLASS(ATI4200_ID)
- #define DCFACTOR 8
- #define RING_NOP2 0
- #define RING_NOP3 ((1|0x80000)<<11)
- #define BUFFER_COUNT 3
- #define ALL_COUNT 5
- #define SCALE_COUNT 3
- #define REG_BASE 0x010000
- #define INT_BASE 0x100000
- #define EXT_BASE 0x800000
- #define PWRMGT_CNTL (0x0098/4)
- #define GRAPHIC_CTRL (0x0414/4)
- #define GRAPHIC_OFFSET (0x0418/4)
- #define GRAPHIC_PITCH (0x041C/4)
- #define GRAPHIC_H_DISP (0x042C/4)
- #define GRAPHIC_V_DISP (0x0430/4)
- #define GEN_STATUS (0x054C/4)
- #define ACTIVE_H_DISP (0x0424/4)
- #define ACTIVE_V_DISP (0x0428/4)
- #define DISP_BUF (0x04D8/4)
- #define DISP_DEBUG (0x04D4/4)
- #define DISP_DEBUG2 (0x0538/4)
- #define VIDEO_CTRL (0x0434/4)
- #define VIDEO_Y_OFFSET (0x043C/4)
- #define VIDEO_Y_PITCH (0x0440/4)
- #define VIDEO_U_OFFSET (0x0444/4)
- #define VIDEO_U_PITCH (0x0448/4)
- #define VIDEO_V_OFFSET (0x044C/4)
- #define VIDEO_V_PITCH (0x0450/4)
- #define VIDEO_H_POS (0x0454/4)
- #define VIDEO_V_POS (0x0458/4)
- #define RING_CNTL (0x0210/4)
- #define RING_BASE (0x0214/4)
- #define RING_RPTR_ADDR (0x0218/4)
- #define RING_RPTR (0x021C/4)
- #define RING_RPTR_WR (0x02F8/4)
- #define RING_WPTR (0x0220/4)
- #define RBBM_STATUS (0x0140/4)
- #define RBBM_CNTL (0x0144/4)
- #define REF1_PITCH_OFFSET (0x10B8/4)
- #define REF2_PITCH_OFFSET (0x10BC/4)
- #define REF3_PITCH_OFFSET (0x10C0/4)
- #define REF4_PITCH_OFFSET (0x10C4/4)
- #define REF5_PITCH_OFFSET (0x10C8/4)
- #define REF6_PITCH_OFFSET (0x10CC/4)
- #define SRC_SC_BOTTOM_RIGHT (0x11C4/4)
- #define IDCT_CONTROL (0x0C3C/4)
- #define DP_GUI_MASTER_CNTL 0x41B
- #define DP_CNTL 0x472
- #define DP_MIX 0x4B2
- #define DP_DATATYPE 0x4B1
- #define SC_TOP_LEFT 0x46F
- #define SC_BOTTOM_RIGHT 0x470
- #define DST_OFFSET 0x401
- #define DST_PITCH 0x402
- #define SRC_OFFSET 0x46B
- #define SRC_PITCH 0x46C
- #define E2_ARITHMETIC_CNTL 0x488
- #define SRC2_X_Y 0x416
- #define SRC2_OFFSET 0x418
- #define SRC2_PITCH 0x419
- #define SRC_WIDTH 0x410
- #define SRC_HEIGHT 0x411
- #define SRC_INC 0x412
- #define SRC2_WIDTH 0x420
- #define SRC2_HEIGHT 0x421
- #define SRC2_INC 0x422
- #define SRC_X_Y 0x464
- #define DST_X_Y 0x465
- #define DST_WIDTH_HEIGHT 0x466
- typedef struct atisurf
- {
- planes Planes;
- int YOffset;
- int YPitch;
- int UOffset;
- int UPitch;
- int VOffset;
- int VPitch;
- } atisurf;
- typedef struct idct_atidata
- {
- int8_t skip3,skip2,skip1,skip0;
- int16_t data1,data0,data3,data2;
- } idct_atidata;
- typedef struct idct_ati
- {
- union
- {
- idct_atidata d;
- int32_t v[3];
- };
- } idct_ati;
- #define BACKUP_LEN 16
- static const int BackupRegs[BACKUP_LEN] =
- {
- DP_GUI_MASTER_CNTL,
- DP_CNTL,
- DP_MIX,
- DP_DATATYPE,
- DST_OFFSET,
- DST_PITCH,
- SRC_OFFSET,
- SRC_PITCH,
- E2_ARITHMETIC_CNTL,
- IDCT_CONTROL,
- REF1_PITCH_OFFSET,
- REF2_PITCH_OFFSET,
- REF3_PITCH_OFFSET,
- REF4_PITCH_OFFSET,
- REF5_PITCH_OFFSET,
- REF6_PITCH_OFFSET,
- };
- typedef struct ati4200
- {
- overlay p;
- idct IdctVMT;
- int RingMask;
- int RingPos;
- int RingPos0;
- int RingRdPos;
- volatile int* Ring;
- int DCAdd;
- int SubNo;
- int MacroPos;
- int MacroCoord;
- int LastMode;
- int LastScanType;
- int ArithMode;
- int InterIDCT;
- int MVBack;
- int32_t MVBackTab[6];
- int MVFwd;
- int32_t MVFwdTab[6];
- atisurf* Dst;
- int AllCount;
- int BufCount;
- int ShowLast;
- int ShowCurr;
- int ShowNext;
- int IDCTWidth;
- int IDCTHeight;
- pin IDCTOutput;
- bool_t Rounding;
- bool_t IDCT;
- bool_t IDCTInit;
- int SaveScanType;
- int SavePos;
- int SaveData[64]; //data:16*3+close:1
- int BufferEnd;
- atisurf Buffer[ALL_COUNT];
- atisurf Scale[SCALE_COUNT];
- rect OverlayRect;
- video Overlay;
- blitfx SoftFX;
- point Offset;
- bool_t LowBitdepth;
- int Memory;
- uint8_t* Device;
- volatile int* Regs;
- int ShowScale;
- int Mirror;
- int BufFrameNo[MAXIDCTBUF];
- int Backup[BACKUP_LEN];
- } ati4200;
- extern char* QueryScreen(video* Video,int* Offset,int* Mode);
- static bool_t Idle(ati4200* p)
- {
- if (p->Regs[RING_RPTR] != p->Regs[RING_WPTR])
- return 0;
- if (p->Regs[RBBM_STATUS] & 0x80000000)
- return 0;
- return 1;
- }
- static NOINLINE bool_t Wait(ati4200* p)
- {
- int n;
- for (n=0;n<100000;++n)
- {
- if (Idle(p))
- return 1;
- HALDelay(50);
- }
- return 0;
- }
- static INLINE void RingPush(ati4200* p, int Value)
- {
- p->Ring[p->RingPos] = Value;
- p->RingPos = (p->RingPos+1) & p->RingMask;
- }
- static NOINLINE void RingReg(ati4200* p, int Reg, int Value)
- {
- RingPush(p,Reg);
- RingPush(p,Value);
- }
- static INLINE void RingNOP2(ati4200* p)
- {
- p->Ring[p->RingPos] = RING_NOP2;
- p->RingPos = (p->RingPos+2) & p->RingMask;
- }
- static INLINE void RingNOP3(ati4200* p)
- {
- p->Ring[p->RingPos] = RING_NOP3;
- p->RingPos = (p->RingPos+3) & p->RingMask;
- }
- static NOINLINE void RingPrepair(ati4200* p, int Len)
- {
- if (((p->RingRdPos - p->RingPos - 1) & p->RingMask) < Len)
- {
- p->RingRdPos = p->Regs[RING_RPTR];
- while (((p->RingRdPos - p->RingPos - 1) & p->RingMask) < Len)
- {
- HALDelay(50);
- p->RingRdPos = p->Regs[RING_RPTR];
- }
- }
- }
- static INLINE void RingFlush(ati4200* p)
- {
- p->Regs[RING_WPTR] = p->RingPos;
- #ifdef ATIEMU
- if (p->Regs[RING_RPTR] != p->RingPos)
- {
- if (p->Ring[p->Regs[RING_RPTR]] == RING_NOP3 ||
- p->Ring[p->Regs[RING_RPTR]] == RING_NOP2)
- p->Regs[RING_RPTR] = p->RingPos;
- else
- {
- //DebugMessage("ATI Command");
- while (p->Regs[RING_RPTR] != p->RingPos)
- {
- //DebugMessage("ATI %08x",p->Ring[p->Regs[RING_RPTR]]);
- p->Regs[RING_RPTR] = (p->Regs[RING_RPTR] + 1) & p->RingMask;
- }
- }
- }
- #endif
- }
- static NOINLINE void RingFill(ati4200* p,int TargetPos)
- {
- int n = (TargetPos - p->RingPos) & p->RingMask;
- if (n)
- {
- if (n==1)
- n += p->RingMask+1; // bad luck
- while (n>1024*3+4)
- {
- int i;
- RingPrepair(p,1024*3);
- for (i=0;i<1024;++i)
- RingNOP3(p);
- RingFlush(p);
- n -= 1024*3;
- }
- RingPrepair(p,n);
- for (;n>4;n-=3)
- RingNOP3(p);
- switch (n)
- {
- case 4: RingNOP2(p); //no break
- case 2: RingNOP2(p); break;
- case 3: RingNOP3(p); break;
- }
- RingFlush(p);
- }
- assert(p->RingPos == TargetPos);
- }
- static void RingBegin(ati4200* p,bool_t Small)
- {
- int v;
- p->RingRdPos = p->Regs[RING_RPTR];
- p->RingPos = p->Regs[RING_WPTR] & p->RingMask;
- v = p->RingPos == p->RingPos0 ? p->Ring[p->RingPos] : -1;
- p->RingPos0 = p->RingPos;
- if (v != RING_NOP3 && v != RING_NOP2)
- {
- // have to wait before doing the register backup
- int n;
- Wait(p);
- for (n=0;n<BACKUP_LEN;++n)
- p->Backup[n] = p->Regs[BackupRegs[n]];
- }
- if (Small)
- {
- int SmallPos = (p->RingPos - 256) & p->RingMask;
- if (v != RING_NOP3)
- RingFill(p,SmallPos);
- else
- {
- // assuming ring is already filled
- p->RingPos = SmallPos;
- RingFlush(p);
- }
- }
- }
- static void RingEnd(ati4200* p)
- {
- int n;
- // restore backup registers
- RingPrepair(p,2*BACKUP_LEN+2*2);
- RingReg(p,SC_TOP_LEFT,0);
- RingReg(p,SC_BOTTOM_RIGHT,0x1FFF1FFF);
- RingReg(p,SRC_SC_BOTTOM_RIGHT,0x1FFF1FFF);
- for (n=0;n<BACKUP_LEN;++n)
- RingReg(p,BackupRegs[n],p->Backup[n]);
- RingFlush(p);
- // restore ring write position
- RingFill(p,p->RingPos0);
- // let some free space for the OS driver
- RingPrepair(p,p->RingMask >> 1);
- // signal for next iteration that no backup required
- if (p->Ring[p->RingPos0] != RING_NOP3)
- p->Ring[p->RingPos0] = RING_NOP2;
- }
- static void AllocBuffer(ati4200* p,atisurf* s,int w,int h,int* Offset)
- {
- int ofs = *Offset;
- int size;
- w = ALIGN16(w);
- h = ALIGN16(h);
- size = w*h;
- s->YOffset = ofs;
- ofs += size;
- s->YPitch = w;
- s->UOffset = ofs;
- ofs += size/4;
- s->UPitch = w/2;
- s->VOffset = ofs;
- ofs += size/4;
- s->VPitch = w/2;
- s->Planes[0] = p->Device + s->YOffset;
- s->Planes[1] = p->Device + s->UOffset;
- s->Planes[2] = p->Device + s->VOffset;
- memset(s->Planes[0],0,size);
- memset(s->Planes[1],128,size/4);
- memset(s->Planes[2],128,size/4);
- *Offset = ofs;
- }
- static void BeginUpdate(ati4200* p)
- {
- p->Regs[DISP_BUF] = 0x78;
- }
- static void EndUpdate(ati4200* p)
- {
- p->Regs[DISP_BUF] = 0x7B;
- }
- static void SetLowBitdepth(ati4200* p,bool_t Value)
- {
- /* if (p->LowBitdepth != Value)
- {
- int Ctrl;
- p->LowBitdepth = Value;
- //if (Value)
- // ClearPrimary(p);
- while ((p->Regs[GEN_STATUS] & 0x400)==0); // wait until not in vblank
- while ((p->Regs[GEN_STATUS] & 0x400)!=0); // wait until in vblank
- Ctrl = p->Regs[GRAPHIC_CTRL];
- Ctrl &= ~7;
- Ctrl |= Value ? 2:6;
- p->Regs[GRAPHIC_CTRL] = Ctrl;
- }
- */
- }
- static void UpdateLowBitdepth(ati4200* p)
- {
- SetLowBitdepth(p,p->p.Show && p->p.FullScreenViewport);
- }
- static int Hide(ati4200* p)
- {
- SetLowBitdepth(p,0);
- BeginUpdate(p);
- p->Regs[VIDEO_CTRL] &= ~0x1C;
- EndUpdate(p);
- #ifndef ATIEMU
- while (p->Regs[DISP_BUF] & 2);
- #endif
- p->Regs[PWRMGT_CNTL] |= 1;
- return ERR_NONE;
- }
- static int Show(ati4200* p)
- {
- UpdateLowBitdepth(p);
- BeginUpdate(p);
- p->Regs[VIDEO_CTRL] |= 0x14;
- p->Regs[PWRMGT_CNTL] &= ~1;
- EndUpdate(p);
- return ERR_NONE;
- }
- static uint8_t* GetBits()
- {
- BitmapType* Bitmap;
- WinHandle Win = WinGetDisplayWindow();
- if (!Win)
- return NULL;
- Bitmap = WinGetBitmap(Win);
- if (!Bitmap)
- return NULL;
- return BmpGetBits(Bitmap);
- }
- static int IDCTUpdateFunc(ati4200* p);
- static void GetMode(ati4200* p)
- {
- QueryDesktop(&p->p.Output.Format.Video);
- p->p.Output.Format.Video.Direction = GetOrientation() ^ (DIR_MIRRORUPDOWN | DIR_MIRRORLEFTRIGHT);
- if (p->p.Output.Format.Video.Direction & DIR_SWAPXY)
- {
- int Ofs = GetBits() - (p->Device+INT_BASE);
- int h;
- h = p->Regs[ACTIVE_V_DISP];
- h = ((h >> 16) & 0x3FF) - (h & 0x3FF);
- SwapInt(&p->p.Output.Format.Video.Width,&p->p.Output.Format.Video.Height);
- if (Ofs>=0 && Ofs<h*2)
- h -= Ofs>>1;
- p->Offset.y = h - p->p.Output.Format.Video.Height;
- }
- else
- p->Offset.y = 0;
- }
- static int Init(ati4200* p)
- {
- p->p.SetFX = BLITFX_AVOIDTEARING;
- p->p.Overlay = 1;
- p->IDCT = 0;
- p->ShowScale = -1;
- p->ShowCurr = 0;
- p->ShowNext = -1;
- p->ShowLast = -1;
- p->AllCount = 0;
- p->BufCount = 0;
- p->BufferEnd = 0;
- p->LowBitdepth = 0;
- if (p->IDCTInit)
- {
- if (!PlanarYUV420(&p->p.Input.Format.Video.Pixel))
- return ERR_NOT_SUPPORTED;
- RingBegin(p,1);
- RingPrepair(p,2);
- RingReg(p,0x30E,0);
- RingFlush(p);
- RingEnd(p);
- p->IDCT = 1;
- p->Rounding = 0;
- IDCTUpdateFunc(p);
- }
- GetMode(p);
- return ERR_NONE;
- }
- static void Done(ati4200* p)
- {
- Wait(p);
- Hide(p);
- p->IDCT = 0;
- p->BufferEnd = 0;
- p->AllCount = 0;
- }
- static int Reset(ati4200* p)
- {
- GetMode(p);
- return ERR_NONE;
- }
- static int UpdateShow(ati4200* p)
- {
- if (p->p.Show)
- Show(p);
- else
- Hide(p);
- return ERR_NONE;
- }
- static int MirrorOffset(ati4200* p,atisurf* s,int Plane)
- {
- int Ofs = 0;
- int Width = p->p.DstAlignedRect.Width;
- int Height = p->p.DstAlignedRect.Height;
- int Pitch = s->YPitch;
- int x = 0;
- int y = 0;
- if (p->ShowScale<0)
- {
- x = p->OverlayRect.x & ~7;
- y = p->OverlayRect.y;
- }
- if (Plane)
- {
- Pitch >>= 1;
- Width >>= 1;
- Height >>= 1;
- x >>= 1;
- y >>= 1;
- }
- Ofs += x;
- Ofs += y * Pitch;
- if (p->Mirror & DIR_MIRRORLEFTRIGHT)
- Ofs += Width-1;
- if (p->Mirror & DIR_MIRRORUPDOWN)
- Ofs += (Height-1)*Pitch;
- return Ofs;
- }
- static void SwapPtr(ati4200* p,int a,int b,int SwapShow)
- {
- atisurf t;
- memcpy(&t,p->Buffer+a,sizeof(atisurf));
- memcpy(p->Buffer+a,p->Buffer+b,sizeof(atisurf));
- memcpy(p->Buffer+b,&t,sizeof(atisurf));
- if (SwapShow)
- {
- SwapInt(&p->BufFrameNo[a],&p->BufFrameNo[b]);
- if (p->ShowNext == a)
- p->ShowNext = b;
- else
- if (p->ShowNext == b)
- p->ShowNext = a;
- if (p->ShowLast == a)
- p->ShowLast = b;
- else
- if (p->ShowLast == b)
- p->ShowLast = a;
- if (p->ShowCurr == a)
- p->ShowCurr = b;
- else
- if (p->ShowCurr == b)
- p->ShowCurr = a;
- }
- }
- static void Stretch(ati4200* p,bool_t Flip);
- static int Update(ati4200* p)
- {
- video OldOverlay;
- blitfx OvlFX = p->p.FX;
- rect BufferRect;
- int Total;
- int Ctrl,n,x0,y0,x1,y1;
- int Offset = p->Memory;
- atisurf* s;
- Wait(p);
- Hide(p);
- memcpy(&OldOverlay,&p->Overlay,sizeof(OldOverlay));
- OvlFX.Direction = 0;
- p->Mirror = 0;
- p->SoftFX = p->p.FX;
- p->SoftFX.ScaleX = SCALE_ONE; // scale handled by hardware
- p->SoftFX.ScaleY = SCALE_ONE;
- p->SoftFX.Flags |= BLITFX_ENLARGEIFNEEDED;
- if (p->IDCT)
- {
- // use overlay mirroring, because hardware idct can only swapxy
- p->SoftFX.Direction &= DIR_SWAPXY;
- p->Mirror = p->p.FX.Direction & ~DIR_SWAPXY;
- p->AllCount = ALL_COUNT;
- }
- else
- p->AllCount = BUFFER_COUNT;
- //align to 100%
- if (OvlFX.ScaleX > SCALE_ONE-(SCALE_ONE/16) && OvlFX.ScaleX < SCALE_ONE+(SCALE_ONE/16) &&
- OvlFX.ScaleY > SCALE_ONE-(SCALE_ONE/16) && OvlFX.ScaleY < SCALE_ONE+(SCALE_ONE/16))
- {
- OvlFX.ScaleX = SCALE_ONE;
- OvlFX.ScaleY = SCALE_ONE;
- }
- if (p->SoftFX.Direction & DIR_SWAPXY)
- SwapInt(&OvlFX.ScaleX,&OvlFX.ScaleY);
- memset(&p->Overlay,0,sizeof(p->Overlay));
- p->Overlay.Pixel.Flags = PF_YUV420;
- p->Overlay.Width = ALIGN16(p->IDCT?p->IDCTWidth:p->p.Input.Format.Video.Width);
- p->Overlay.Height = ALIGN16(p->IDCT?p->IDCTHeight:p->p.Input.Format.Video.Height);
- p->Overlay.Direction = (p->p.FX.Direction ^ p->p.Input.Format.Video.Direction) & DIR_SWAPXY;
- if ((p->IDCT?p->Overlay.Direction:p->p.FX.Direction) & DIR_SWAPXY)
- SwapInt(&p->Overlay.Width,&p->Overlay.Height);
- p->Overlay.Pitch = p->Overlay.Width;
- VirtToPhy(NULL,&p->OverlayRect,&p->p.Input.Format.Video);
- if (p->p.FX.Direction & DIR_SWAPXY)
- SwapInt(&p->OverlayRect.Width,&p->OverlayRect.Height);
- if (p->IDCT)
- IDCTUpdateFunc(p);
- VirtToPhy(&p->p.Viewport,&p->p.DstAlignedRect,&p->p.Output.Format.Video);
- if (OvlFX.ScaleX != SCALE_ONE || OvlFX.ScaleY != SCALE_ONE)
- {
- // avoid bilinear scale overrun (shrink source)
- if (p->OverlayRect.Width>2)
- {
- OvlFX.ScaleX = Scale(OvlFX.ScaleX,p->OverlayRect.Width,p->OverlayRect.Width-2);
- p->OverlayRect.Width -= 2;
- }
- if (p->OverlayRect.Height>2)
- {
- OvlFX.ScaleY = Scale(OvlFX.ScaleY,p->OverlayRect.Height,p->OverlayRect.Height-2);
- p->OverlayRect.Height -= 2;
- }
- }
- AnyAlign(&p->p.DstAlignedRect, &p->OverlayRect, &OvlFX, 2, 1, SCALE_ONE>>1, SCALE_ONE*16);
- VirtToPhy(NULL,&p->p.SrcAlignedRect,&p->p.Input.Format.Video);
- BufferRect.x = p->OverlayRect.x & ~15;
- BufferRect.y = p->OverlayRect.y & ~15;
- BufferRect.Width = ALIGN16(p->OverlayRect.Width + (p->OverlayRect.x & 15));
- BufferRect.Height = ALIGN16(p->OverlayRect.Height + (p->OverlayRect.y & 15));
- BlitRelease(p->p.Soft);
- p->p.Soft = BlitCreate(&p->Overlay,&p->p.Input.Format.Video,&p->SoftFX,&p->p.Caps);
- BlitAlign(p->p.Soft,&BufferRect,&p->p.SrcAlignedRect);
- if (!p->IDCT)
- {
- // adjust Overlay size if not all part of the input is needed
- p->BufferEnd = 0;
- p->Overlay.Width = ALIGN16(BufferRect.Width);
- p->Overlay.Height = ALIGN16(BufferRect.Height);
- p->Overlay.Pitch = p->Overlay.Width;
- // adjust OverlayRect
- BufferRect.x = p->p.SrcAlignedRect.x;
- BufferRect.y = p->p.SrcAlignedRect.y;
- if (p->SoftFX.Direction & DIR_SWAPXY)
- SwapInt(&BufferRect.x,&BufferRect.y);
- p->OverlayRect.x -= BufferRect.x;
- p->OverlayRect.y -= BufferRect.y;
- ClipRectPhy(&p->OverlayRect,&p->Overlay);
- BufferRect.x = 0;
- BufferRect.y = 0;
- BlitRelease(p->p.Soft);
- p->p.Soft = BlitCreate(&p->Overlay,&p->p.Input.Format.Video,&p->SoftFX,&p->p.Caps);
- BlitAlign(p->p.Soft,&BufferRect,&p->p.SrcAlignedRect);
- }
- else
- {
- int DCAdd;
- p->p.Caps = VC_BRIGHTNESS;
- // swapxy changed?
- if (p->BufferEnd && ((OldOverlay.Direction ^ p->Overlay.Direction) & DIR_SWAPXY))
- {
- for (n=0;n<p->AllCount;++n)
- {
- p->Buffer[n].YPitch = p->Overlay.Pitch;
- p->Buffer[n].UPitch = p->Overlay.Pitch >> 1;
- p->Buffer[n].VPitch = p->Overlay.Pitch >> 1;
- }
- if (p->AllCount > p->BufCount)
- for (n=0;n<p->BufCount;++n)
- {
- SurfaceRotate(&OldOverlay,&p->Overlay,p->Buffer[n].Planes,
- p->Buffer[p->BufCount].Planes,DIR_SWAPXY);
- SwapPtr(p,n,p->BufCount,0);
- }
- }
- // brightness changed?
- DCAdd = p->p.FX.Brightness * DCFACTOR;
- if (p->DCAdd != DCAdd)
- {
- int Delta = (DCAdd - p->DCAdd) / DCFACTOR;
- p->DCAdd = DCAdd;
- if (p->BufferEnd)
- for (n=0;n<p->BufCount;++n)
- {
- uint8_t* v = p->Buffer[n].Planes[0];
- uint8_t* ve = v + p->Overlay.Width * p->Overlay.Height;
- for (;v!=ve;v+=4)
- {
- int a = v[0] + Delta;
- int b = v[1] + Delta;
- int c = v[2] + Delta;
- int d = v[3] + Delta;
- if (a>255) a=255; else if (a<0) a=0;
- if (b>255) b=255; else if (b<0) b=0;
- if (c>255) c=255; else if (c<0) c=0;
- if (d>255) d=255; else if (d<0) d=0;
- *(uint32_t*)v = a | (b<<8) | (c<<16) | (d<<24);
- }
- }
- }
- }
- if (!p->BufferEnd)
- {
- for (n=0;n<p->AllCount;++n)
- {
- AllocBuffer(p,&p->Buffer[n],p->Overlay.Width,p->Overlay.Height,&Offset);
- p->BufFrameNo[n] = -1;
- }
- p->BufferEnd = Offset;
- }
- else
- Offset = p->BufferEnd;
- if (OvlFX.ScaleX != SCALE_ONE || OvlFX.ScaleY != SCALE_ONE)
- {
- for (n=0;n<SCALE_COUNT;++n)
- AllocBuffer(p,&p->Scale[n],p->p.DstAlignedRect.Width,p->p.DstAlignedRect.Height,&Offset);
- p->ShowScale = 0;
- Stretch(p,0);
- s = p->Scale + p->ShowScale;
- }
- else
- {
- // no scaling -> adjust dst rectangle with soft yuv blitting alignement
- memset(p->Scale,0,sizeof(p->Scale));
- p->ShowScale = -1;
- p->p.DstAlignedRect.x += (p->p.DstAlignedRect.Width - p->OverlayRect.Width) >> 1;
- p->p.DstAlignedRect.y += (p->p.DstAlignedRect.Height - p->OverlayRect.Height) >> 1;
- p->p.DstAlignedRect.Width = p->OverlayRect.Width;
- p->p.DstAlignedRect.Height = p->OverlayRect.Height;
- s = p->Buffer + p->ShowCurr;
- }
- PhyToVirt(&p->p.DstAlignedRect,&p->p.GUIAlignedRect,&p->p.Output.Format.Video);
- BeginUpdate(p);
- p->Regs[DISP_DEBUG] &= ~0x1F0;
- Total = (p->p.DstAlignedRect.Width + 3) >> 2;
- Ctrl =
- (1 << 0)| // yuv420 video mode
- ((Total & 511) << 9) |
- (1 << 22)| // yuv
- (1 << 23); // yuv option
- if (p->Mirror & DIR_MIRRORLEFTRIGHT)
- Ctrl |= 1 << 24;
- if (p->Mirror & DIR_MIRRORUPDOWN)
- Ctrl |= 1 << 25;
- p->Regs[VIDEO_CTRL] = Ctrl;
- x0 = p->Regs[ACTIVE_H_DISP] & 0x3FF;
- y0 = p->Regs[ACTIVE_V_DISP] & 0x3FF;
- x0 += p->Offset.x;
- y0 += p->Offset.y;
- x0 += p->p.DstAlignedRect.x;
- y0 += p->p.DstAlignedRect.y;
- x1 = x0 + p->p.DstAlignedRect.Width;
- y1 = y0 + p->p.DstAlignedRect.Height;
- p->Regs[VIDEO_H_POS] = x0 | (x1 << 16);
- p->Regs[VIDEO_V_POS] = y0 | (y1 << 16);
- p->Regs[VIDEO_Y_OFFSET] = s->YOffset+MirrorOffset(p,s,0);
- p->Regs[VIDEO_Y_PITCH] = s->YPitch;
- p->Regs[VIDEO_U_OFFSET] = s->UOffset+MirrorOffset(p,s,1);
- p->Regs[VIDEO_U_PITCH] = s->UPitch;
- p->Regs[VIDEO_V_OFFSET] = s->VOffset+MirrorOffset(p,s,2);
- p->Regs[VIDEO_V_PITCH] = s->VPitch;
- p->Regs[DISP_DEBUG2] |= 0x40000000;
- EndUpdate(p);
- return UpdateShow(p);
- }
- static void StretchPlane(ati4200* p, int SrcOffset, int SrcPitch, rect* SrcRect, int DstOffset, int DstPitch, rect* DstRect)
- {
- int DWidth,DHeight;
- int RScaleX = min(0x1FF,max(0x10,(SrcRect->Width << 8) / DstRect->Width));
- int RScaleY = min(0x1FF,max(0x10,(SrcRect->Height << 8) / DstRect->Height));
- DWidth = ((SrcRect->Width << 8)+RScaleX-1) / RScaleX;
- DHeight = ((SrcRect->Height << 8)+RScaleY-1) / RScaleY;
- RingReg(p,DP_GUI_MASTER_CNTL, 0xD598B2DF);
- RingReg(p,DP_CNTL , 0x0000003F);
- RingReg(p,DP_MIX , 0x01CC1200);
- RingReg(p,DP_DATATYPE , 0x40037D02);
- RingReg(p,E2_ARITHMETIC_CNTL, 0x02020008);
- RingReg(p,SC_TOP_LEFT,(DstRect->x & 0xFFFF) | (DstRect->y << 16));
- RingReg(p,SC_BOTTOM_RIGHT,((DstRect->x + DstRect->Width) & 0xFFFF) | ((DstRect->y + DstRect->Height) << 16));
- RingReg(p,DST_OFFSET,DstOffset);
- RingReg(p,DST_PITCH,DstPitch);
- RingReg(p,SRC_OFFSET,SrcOffset);
- RingReg(p,SRC_PITCH,SrcPitch);
- RingReg(p,SRC2_OFFSET,SrcOffset);
- RingReg(p,SRC2_PITCH,SrcPitch);
- RingReg(p,SRC_WIDTH,DWidth+1);
- RingReg(p,SRC_HEIGHT,DHeight);
- RingReg(p,SRC_INC,(RScaleX & 0xFFFF) | (RScaleY << 16));
- RingReg(p,SRC2_WIDTH,DWidth+1);
- RingReg(p,SRC2_HEIGHT,DHeight);
- RingReg(p,SRC2_INC,(RScaleX & 0xFFFF) | (RScaleY << 16));
- RingReg(p,SRC_X_Y,((SrcRect->y*4) & 0xFFFF) + ((SrcRect->x*4) << 16));
- RingReg(p,SRC2_X_Y,((SrcRect->y*4 + 4) & 0xFFFF) + ((SrcRect->x*4) << 16));
- RingReg(p,DST_X_Y,(DstRect->y & 0xFFFF) | (DstRect->x << 16));
- RingReg(p,DST_WIDTH_HEIGHT,(DHeight & 0xFFFF) | (DWidth << 16));
- }
- static void Stretch(ati4200* p,bool_t Flip)
- {
- rect SrcRect2;
- rect DstRect2;
- rect* SrcRect = &p->OverlayRect;
- rect DstRect;
- atisurf* Dst;
- atisurf* Src = p->Buffer+p->ShowCurr;
- if (++p->ShowScale >= SCALE_COUNT)
- p->ShowScale = 0;
- Dst = p->Scale + p->ShowScale;
- DstRect.x = 0;
- DstRect.y = 0;
- DstRect.Width = p->p.DstAlignedRect.Width;
- DstRect.Height = p->p.DstAlignedRect.Height;
- SrcRect2.x = SrcRect->x >> 1;
- SrcRect2.y = SrcRect->y >> 1;
- SrcRect2.Width = SrcRect->Width >> 1;
- SrcRect2.Height = SrcRect->Height >> 1;
- DstRect2.x = DstRect.x >> 1;
- DstRect2.y = DstRect.y >> 1;
- DstRect2.Width = DstRect.Width >> 1;
- DstRect2.Height = DstRect.Height >> 1;
- if (DstRect2.Width && DstRect2.Height)
- {
- bool_t PossibleBug = SrcRect2.Width*7 > DstRect2.Width*10;
- RingBegin(p,1);
- RingPrepair(p,128*2); // just an approx.
- StretchPlane(p,Src->UOffset,Src->UPitch,&SrcRect2,Dst->UOffset,Dst->UPitch,&DstRect2);
- if (PossibleBug)
- {
- RingFlush(p);
- Wait(p);
- }
- StretchPlane(p,Src->VOffset,Src->VPitch,&SrcRect2,Dst->VOffset,Dst->VPitch,&DstRect2);
- if (PossibleBug)
- {
- RingFlush(p);
- Wait(p);
- }
- StretchPlane(p,Src->YOffset,Src->YPitch,SrcRect,Dst->YOffset,Dst->YPitch,&DstRect);
- if ((p->Mirror & DIR_MIRRORUPDOWN) || !Flip)
- {
- RingFlush(p);
- Wait(p);
- }
- if (Flip)
- {
- RingReg(p,DISP_BUF,0x78);
- RingReg(p,VIDEO_Y_OFFSET,Dst->YOffset+MirrorOffset(p,Dst,0));
- RingReg(p,VIDEO_Y_PITCH,Dst->YPitch);
- RingReg(p,VIDEO_U_OFFSET,Dst->UOffset+MirrorOffset(p,Dst,1));
- RingReg(p,VIDEO_U_PITCH,Dst->UPitch);
- RingReg(p,VIDEO_V_OFFSET,Dst->VOffset+MirrorOffset(p,Dst,2));
- RingReg(p,VIDEO_V_PITCH,Dst->VPitch);
- RingReg(p,DISP_BUF,0x7B);
- RingFlush(p);
- }
- RingEnd(p);
- }
- }
- static void SetOverlay(ati4200* p)
- {
- atisurf* s = p->Buffer + p->ShowCurr;
- BeginUpdate(p);
- p->Regs[VIDEO_Y_OFFSET] = s->YOffset+MirrorOffset(p,s,0);
- p->Regs[VIDEO_Y_PITCH] = s->YPitch;
- p->Regs[VIDEO_U_OFFSET] = s->UOffset+MirrorOffset(p,s,1);
- p->Regs[VIDEO_U_PITCH] = s->UPitch;
- p->Regs[VIDEO_V_OFFSET] = s->VOffset+MirrorOffset(p,s,2);
- p->Regs[VIDEO_V_PITCH] = s->VPitch;
- EndUpdate(p);
- }
- static int Blit(ati4200* p, const constplanes Data, const constplanes DataLast )
- {
- if (++p->ShowCurr>=BUFFER_COUNT)
- p->ShowCurr=0;
- BlitImage(p->p.Soft,p->Buffer[p->ShowCurr].Planes,Data,DataLast,-1,-1);
- if (p->ShowScale<0)
- SetOverlay(p);
- else
- Stretch(p,1);
- return ERR_NONE;
- }
- //---------------------------------------------------------------------------------------------
- static const uint8_t ScanTable[3][64] = {
- {
- 0, 1, 8, 16, 9, 2, 3, 10,
- 17, 24, 32, 25, 18, 11, 4, 5,
- 12, 19, 26, 33, 40, 48, 41, 34,
- 27, 20, 13, 6, 7, 14, 21, 28,
- 35, 42, 49, 56, 57, 50, 43, 36,
- 29, 22, 15, 23, 30, 37, 44, 51,
- 58, 59, 52, 45, 38, 31, 39, 46,
- 53, 60, 61, 54, 47, 55, 62, 63
- },
- {
- 0, 1, 2, 3, 8, 9, 16, 17,
- 10, 11, 4, 5, 6, 7, 15, 14,
- 13, 12, 19, 18, 24, 25, 32, 33,
- 26, 27, 20, 21, 22, 23, 28, 29,
- 30, 31, 34, 35, 40, 41, 48, 49,
- 42, 43, 36, 37, 38, 39, 44, 45,
- 46, 47, 50, 51, 56, 57, 58, 59,
- 52, 53, 54, 55, 60, 61, 62, 63
- },
- {
- 0, 8, 16, 24, 1, 9, 2, 10,
- 17, 25, 32, 40, 48, 56, 57, 49,
- 41, 33, 26, 18, 3, 11, 4, 12,
- 19, 27, 34, 42, 50, 58, 35, 43,
- 51, 59, 20, 28, 5, 13, 6, 14,
- 21, 29, 36, 44, 52, 60, 37, 45,
- 53, 61, 22, 30, 7, 15, 23, 31,
- 38, 46, 54, 62, 39, 47, 55, 63
- }};
- static const uint8_t ZigZagSwap[64] = {
- 0, 8, 1, 2, 9, 16, 24, 17,
- 10, 3, 4, 11, 18, 25, 32, 40,
- 33, 26, 19, 12, 5, 6, 13, 20,
- 27, 34, 41, 48, 56, 49, 42, 35,
- 28, 21, 14, 7, 15, 22, 29, 36,
- 43, 50, 57, 58, 51, 44, 37, 30,
- 23, 31, 38, 45, 52, 59, 60, 53,
- 46, 39, 47, 54, 61, 62, 55, 63
- };
- static const uint8_t ZigZagSwapLength[64] = {
- 1, 3, 3, 6, 6, 6, 10, 10,
- 10, 10, 15, 15, 15, 15, 15, 21,
- 21, 21, 21, 21, 21, 28, 28, 28,
- 28, 28, 28, 28, 36, 36, 36, 36,
- 36, 36, 36, 36, 43, 43, 43, 43,
- 43, 43, 43, 49, 49, 49, 49, 49,
- 49, 54, 54, 54, 54, 54, 58, 58,
- 58, 58, 61, 61, 61, 63, 63, 64
- };
- #define AHI(p) ((ati4200*)((char*)(p)-(int)&(((ati4200*)0)->IdctVMT)))
- // input: Block, Length
- #define AHIDCBLOCK(Offset)
- {
- if (Length < 1)
- {
- Block[0] = (idct_block_t)(Offset);
- Length = 1;
- }
- else
- Block[0] = (idct_block_t)(Block[0] + (Offset));
- }
- // ADJUST: don't care about MVFwd (only in b-frames which are not accumulated)
- #define AHIMVADJBLOCK(SubNo)
- if (AHI(p)->MVBack && (AHI(p)->MVBackTab[SubNo-1] & 0x00020002)==0x00020002)
- AHIDCBLOCK(2);
- #define AHIPUSH(v)
- {
- Dst[DstPos] = v;
- DstPos = (DstPos+1) & DstMask;
- }
- // Block, Length, Scan, ScanEnd
- #define AHIPACK(ScanType,Inter,SkipLabel,Backup)
- ScanEnd = Scan + Length;
- Last = Scan;
- while (Scan != ScanEnd && !Block[*Scan]) ++Scan;
- if (Scan == ScanEnd)
- {
- if (!Backup && (!Inter || AHI(p)->InterIDCT))
- AHIPUSH(0);
- }
- else
- {
- int v;
- if (!Backup)
- {
- if (Inter && !AHI(p)->InterIDCT)
- {
- AHI(p)->InterIDCT = 1;
- for (v=SubNo;v>1;--v)
- AHIPUSH(0);
- }
- if (AHI(p)->LastScanType != ScanType)
- {
- AHI(p)->LastScanType = ScanType;
- AHIPUSH(7);
- v = ScanType?(ScanType==2 ? 0x10: 0x800):0;
- AHIPUSH(v);
- }
- else
- AHIPUSH(2);
- }
- LenPtr = Dst+DstPos;
- DstPos = (DstPos+1) & DstMask;
- for (Length=0;;)
- {
- Data.v[0] = -1;
- v = *Scan;
- Data.d.skip0 = (char)(Scan++ - Last);
- Data.d.data0 = Block[v];
- Last = Scan;
- while (Scan != ScanEnd && !Block[*Scan]) ++Scan;
- if (Scan == ScanEnd) break;
- v = *Scan;
- Data.d.skip1 = (char)(Scan++ - Last);
- Data.d.data1 = Block[v];
- Last = Scan;
- while (Scan != ScanEnd && !Block[*Scan]) ++Scan;
- if (Scan == ScanEnd) break;
- v = *Scan;
- Data.d.skip2 = (char)(Scan++ - Last);
- Data.d.data2 = Block[v];
- Last = Scan;
- while (Scan != ScanEnd && !Block[*Scan]) ++Scan;
- if (Scan == ScanEnd) break;
- v = *Scan;
- Data.d.skip3 = (char)(Scan++ - Last);
- Data.d.data3 = Block[v];
- AHIPUSH(Data.v[0]);
- AHIPUSH(Data.v[1]);
- AHIPUSH(Data.v[2]);
- ++Length;
- Last = Scan;
- while (Scan != ScanEnd && !Block[*Scan]) ++Scan;
- if (Scan == ScanEnd)
- {
- AHIPUSH(0);
- goto SkipLabel;
- }
- }
- AHIPUSH(Data.v[0]);
- AHIPUSH(Data.v[1]);
- AHIPUSH(Data.v[2]);
- ++Length;
- SkipLabel:
- *LenPtr = Length;
- }
- #define AHIPACKNORMAL(ScanType,Inter)
- {
- const unsigned char *Scan = ScanTable[ScanType];
- const unsigned char *ScanEnd;
- const unsigned char *Last;
- int* Dst = (int*)AHI(p)->Ring;
- int DstPos = AHI(p)->RingPos;
- int DstMask = AHI(p)->RingMask;
- int* LenPtr;
- idct_ati Data;
- AHIPACK(ScanType,Inter,SkipLabel,0)
- AHI(p)->RingPos = DstPos;
- }
- #define AHIPACKSWAP(ScanType,Inter,SkipLabel,_Dst,_DstPos,_DstMask,Backup)
- {
- const unsigned char *Scan;
- const unsigned char *ScanEnd;
- const unsigned char *Last;
- int* LenPtr;
- int* Dst = (int*)_Dst;
- int DstPos = _DstPos;
- int DstMask = _DstMask;
- idct_ati Data;
- if (ScanType == IDCTSCAN_ZIGZAG)
- {
- Scan = ZigZagSwap;
- Length = ZigZagSwapLength[Length-1];
- }
- else
- {
- Scan = ScanTable[ScanType];
- ScanType = 3 - ScanType;
- }
- AHIPACK(ScanType,Inter,SkipLabel,Backup)
- _DstPos = DstPos;
- }
- #define AHIPACKSWAPZIGZAG(Inter,SkipLabel,_Dst,_DstPos,_DstMask,Backup)
- {
- const unsigned char *Scan;
- const unsigned char *ScanEnd;
- const unsigned char *Last;
- int* LenPtr;
- int* Dst = (int*)_Dst;
- int DstPos = _DstPos;
- int DstMask = _DstMask;
- idct_ati Data;
- Scan = ZigZagSwap;
- Length = ZigZagSwapLength[Length-1];
- AHIPACK(IDCTSCAN_ZIGZAG,Inter,SkipLabel,Backup)
- _DstPos = DstPos;
- }
- #define AHIQPEL(MVPtr)
- MV = *(MVPtr++);
- MV <<= 1;
- MV &= ~0x00010000;
- #define AHIQPELSWAP(MVPtr)
- MV = *(MVPtr++);
- MV = (MV << 17) |
- ((uint32_t)MV >> 15);
- MV &= ~0x00010001;
- static void IDCTMComp(void* p,const int* MVBack,const int* MVFwd)
- {
- int32_t* Tab;
- int MV;
- AHI(p)->MVBack = 0;
- AHI(p)->MVFwd = 0;
- if (MVBack)
- {
- AHI(p)->MVBack = 1;
- Tab = AHI(p)->MVBackTab;
- AHIQPELSWAP(MVBack); Tab[0] = MV;
- AHIQPELSWAP(MVBack); Tab[1] = MV;
- AHIQPELSWAP(MVBack); Tab[2] = MV;
- AHIQPELSWAP(MVBack); Tab[3] = MV;
- AHIQPELSWAP(MVBack); Tab[4] = MV;
- AHIQPELSWAP(MVBack); Tab[5] = MV;
- }
- if (MVFwd)
- {
- AHI(p)->MVFwd = 1;
- Tab = AHI(p)->MVFwdTab;
- AHIQPELSWAP(MVFwd); Tab[0] = MV;
- AHIQPELSWAP(MVFwd); Tab[1] = MV;
- AHIQPELSWAP(MVFwd); Tab[2] = MV;
- AHIQPELSWAP(MVFwd); Tab[3] = MV;
- AHIQPELSWAP(MVFwd); Tab[4] = MV;
- AHIQPELSWAP(MVFwd); Tab[5] = MV;
- }
- }
- static void IDCTMCompSwap(void* p,const int* MVBack,const int* MVFwd)
- {
- int32_t* Tab;
- int MV;
- AHI(p)->MVBack = 0;
- AHI(p)->MVFwd = 0;
- if (MVBack)
- {
- AHI(p)->MVBack = 1;
- Tab = AHI(p)->MVBackTab;
- AHIQPEL(MVBack); Tab[0] = MV;
- AHIQPEL(MVBack); Tab[2] = MV;
- AHIQPEL(MVBack); Tab[1] = MV;
- AHIQPEL(MVBack); Tab[3] = MV;
- AHIQPEL(MVBack); Tab[4] = MV;
- AHIQPEL(MVBack); Tab[5] = MV;
- }
- if (MVFwd)
- {
- AHI(p)->MVFwd = 1;
- Tab = AHI(p)->MVFwdTab;
- AHIQPEL(MVFwd); Tab[0] = MV;
- AHIQPEL(MVFwd); Tab[2] = MV;
- AHIQPEL(MVFwd); Tab[1] = MV;
- AHIQPEL(MVFwd); Tab[3] = MV;
- AHIQPEL(MVFwd); Tab[4] = MV;
- AHIQPEL(MVFwd); Tab[5] = MV;
- }
- }
- static void IDCTProcess(void* p,int x,int y)
- {
- AHI(p)->SubNo = 0;
- AHI(p)->MacroCoord = (y << 4) | (x << 20);
- }
- static void IDCTProcessSwap(void* p,int x,int y)
- {
- AHI(p)->SubNo = 0;
- AHI(p)->MacroCoord = (x << 4) | (y << 20);
- }
- static NOINLINE void IDCTIntraStart(ati4200* p)
- {
- RingPrepair(p,512);
- if (p->LastMode != 0x0F)
- {
- p->LastMode = 0x0F;
- RingPush(p,0x4A1);
- }
- else
- RingPush(p,0xC0001000);
- RingPush(p,0);
- p->MacroPos = p->RingPos;
- p->RingPos = (p->RingPos+1) & p->RingMask;
- }
- static NOINLINE void IDCTIntraEnd(ati4200* p)
- {
- atisurf* Dst = p->Dst;
- int Pos;
- RingPush(p,5);
- RingPush(p,0xF|p->ArithMode);
- RingPush(p,0x2D000003 | Dst->YOffset);
- Pos = p->MacroCoord;
- RingPush(p,Pos);
- RingPush(p,Pos*4);
- Pos += 8 << 16;
- RingPush(p,Pos);
- RingPush(p,Pos*4);
- Pos += 8 - (8 << 16);
- RingPush(p,Pos);
- RingPush(p,Pos*4);
- Pos += 8 << 16;
- RingPush(p,Pos);
- RingPush(p,Pos*4);
- Pos -= 8 + (8 << 16);
- Pos >>= 1;
- RingPush(p,Pos);
- RingPush(p,Pos*4);
- RingPush(p,0x2C000003 | Dst->UOffset);
- RingPush(p,Pos);
- RingPush(p,Pos*4);
- RingPush(p,0x2C000003 | Dst->VOffset);
- p->Ring[p->MacroPos] = 0xC0003200 | (((p->RingPos - (p->MacroPos+2)) & p->RingMask) << 16);
- RingFlush(p);
- }
- static INLINE void IDCTInterStart(ati4200* p)
- {
- RingPrepair(p,512);
- p->MacroPos = p->RingPos;
- p->RingPos = (p->RingPos+3) & p->RingMask;
- p->InterIDCT = 0;
- }
- static INLINE void PushMV(ati4200* p,int Pos,int n)
- {
- if (p->MVBack)
- RingPush(p,(p->MVBackTab[n] + Pos) & ~0x00010000);
- if (p->MVFwd)
- RingPush(p,(p->MVFwdTab[n] + Pos) & ~0x00010000);
- }
- static NOINLINE void IDCTInterEnd(ati4200* p)
- {
- atisurf* Dst = p->Dst;
- int Mode,Pos;
- assert(p->MVBack || p->MVFwd);
- if (p->MVBack && p->MVFwd)
- {
- Mode = 0x0E;
- RingPush(p,6);
- }
- else
- {
- Mode = 0x0D;
- RingPush(p,5);
- }
- if (!p->InterIDCT)
- Mode -= 2;
- RingPush(p,Mode|p->ArithMode);
- RingPush(p,0x2D000000 | Dst->YOffset | (p->MVBack?0:3));
- Pos = p->MacroCoord;
- RingPush(p,Pos);
- PushMV(p,Pos*4,0);
- Pos += 8 << 16;
- RingPush(p,Pos);
- PushMV(p,Pos*4,1);
- Pos += 8 - (8 << 16);
- RingPush(p,Pos);
- PushMV(p,Pos*4,2);
- Pos += 8 << 16;
- RingPush(p,Pos);
- PushMV(p,Pos*4,3);
- Pos -= 8 + (8 << 16);
- Pos >>= 1;
- RingPush(p,Pos);
- PushMV(p,Pos*4,4);
- RingPush(p,0x20000000 | (4<<26) | Dst->UOffset | (p->MVBack?1:4));
- RingPush(p,Pos);
- PushMV(p,Pos*4,5);
- RingPush(p,0x20000000 | (5<<26) | Dst->VOffset | (p->MVBack?2:5));
- Pos = p->MacroPos;
- if (p->LastMode != Mode)
- {
- p->LastMode = Mode;
- p->Ring[Pos] = 0x4A1;
- }
- else
- p->Ring[Pos] = 0xC0001000;
- Pos = (Pos+1) & p->RingMask;
- p->Ring[Pos] = 0;
- Pos = (Pos+1) & p->RingMask;
- p->Ring[Pos] = 0xC0003200 | (((p->RingPos - (Pos+2)) & p->RingMask) << 16);
- RingFlush(p);
- }
- void IDCTIntra(void* p,idct_block_t *Block,int Length,int ScanType)
- {
- int SubNo = ++AHI(p)->SubNo;
- if (SubNo <= 4)
- AHIDCBLOCK(AHI(p)->DCAdd)
- if (SubNo == 1)
- IDCTIntraStart(AHI(p));
- if (Length>0 && Length<=64)
- AHIPACKNORMAL(ScanType,0)
- else
- RingPush(AHI(p),0);
- if (SubNo == 6)
- IDCTIntraEnd(AHI(p));
- }
- void IDCTInter(void* p,idct_block_t *Block,int Length)
- {
- int SubNo = ++AHI(p)->SubNo;
- AHIMVADJBLOCK(SubNo)
- if (SubNo == 1)
- IDCTInterStart(AHI(p));
- if (Length>0 && Length<=64)
- AHIPACKNORMAL(IDCTSCAN_ZIGZAG,1)
- else
- if (AHI(p)->InterIDCT)
- RingPush(AHI(p),0);
- if (SubNo == 6)
- IDCTInterEnd(AHI(p));
- }
- void IDCTIntraSwap(void* p,idct_block_t *Block,int Length,int ScanType)
- {
- int SubNo = ++AHI(p)->SubNo;
- if (SubNo <= 4)
- AHIDCBLOCK(AHI(p)->DCAdd)
- if (SubNo == 1)
- IDCTIntraStart(AHI(p));
- if (SubNo == 2)
- {
- AHI(p)->SavePos = 0;
- if (Length>0 && Length<=64)
- {
- AHIPACKSWAP(ScanType,0,SkipLabel1,AHI(p)->SaveData,AHI(p)->SavePos,-1,1)
- AHI(p)->SaveScanType = ScanType;
- }
- }
- else
- {
- if (Length>0 && Length<=64)
- AHIPACKSWAP(ScanType,0,SkipLabel2,AHI(p)->Ring,AHI(p)->RingPos,AHI(p)->RingMask,0)
- else
- RingPush(AHI(p),0);
- if (SubNo == 3)
- {
- int j,i = AHI(p)->RingPos;
- if (AHI(p)->SavePos)
- {
- j = AHI(p)->SaveScanType;
- if (AHI(p)->LastScanType != j)
- {
- AHI(p)->LastScanType = j;
- AHI(p)->Ring[i] = 7;
- i = (i+1) & AHI(p)->RingMask;
- if (j==2) j=0x10;
- else if (j==1) j=0x800;
- AHI(p)->Ring[i] = j;
- i = (i+1) & AHI(p)->RingMask;
- }
- else
- {
- AHI(p)->Ring[i] = 2;
- i = (i+1) & AHI(p)->RingMask;
- }
- for (j=0;j<AHI(p)->SavePos;++j)
- {
- AHI(p)->Ring[i] = AHI(p)->SaveData[j];
- i = (i+1) & AHI(p)->RingMask;
- }
- }
- else
- {
- AHI(p)->Ring[i] = 0;
- i = (i+1) & AHI(p)->RingMask;
- }
- AHI(p)->RingPos = i;
- }
- else
- if (SubNo == 6)
- IDCTIntraEnd(AHI(p));
- }
- }
- void IDCTInterSwap(void* p,idct_block_t *Block,int Length)
- {
- int SubNo = ++AHI(p)->SubNo;
- AHIMVADJBLOCK(SubNo)
- if (SubNo == 1)
- IDCTInterStart(AHI(p));
- if (SubNo == 2)
- {
- AHI(p)->SavePos = 0;
- if (Length>0 && Length<=64)
- AHIPACKSWAPZIGZAG(1,SkipLabel1,AHI(p)->SaveData,AHI(p)->SavePos,-1,1)
- }
- else
- if (SubNo == 3)
- {
- if (Length>0 && Length<=64)
- {
- --SubNo;
- AHIPACKSWAPZIGZAG(1,SkipLabel2,AHI(p)->Ring,AHI(p)->RingPos,AHI(p)->RingMask,0)
- }
- else
- if (AHI(p)->InterIDCT)
- RingPush(AHI(p),0);
- if (AHI(p)->SavePos>0 || AHI(p)->InterIDCT)
- {
- int j,i = AHI(p)->RingPos;
- if (!AHI(p)->InterIDCT)
- {
- AHI(p)->InterIDCT = 1;
- AHI(p)->Ring[i] = 0;
- i = (i+1) & AHI(p)->RingMask;
- AHI(p)->Ring[i] = 0;
- i = (i+1) & AHI(p)->RingMask;
- }
- if (AHI(p)->SavePos>0)
- {
- if (AHI(p)->LastScanType != IDCTSCAN_ZIGZAG)
- {
- AHI(p)->LastScanType = IDCTSCAN_ZIGZAG;
- AHI(p)->Ring[i] = 7;
- i = (i+1) & AHI(p)->RingMask;
- AHI(p)->Ring[i] = 0;
- i = (i+1) & AHI(p)->RingMask;
- }
- else
- {
- AHI(p)->Ring[i] = 2;
- i = (i+1) & AHI(p)->RingMask;
- }
- for (j=0;j<AHI(p)->SavePos;++j)
- {
- AHI(p)->Ring[i] = AHI(p)->SaveData[j];
- i = (i+1) & AHI(p)->RingMask;
- }
- }
- else
- {
- AHI(p)->Ring[i] = 0;
- i = (i+1) & AHI(p)->RingMask;
- }
- AHI(p)->RingPos = i;
- }
- }
- else
- {
- if (Length>0 && Length<=64)
- AHIPACKSWAPZIGZAG(1,SkipLabel3,AHI(p)->Ring,AHI(p)->RingPos,AHI(p)->RingMask,0)
- else
- if (AHI(p)->InterIDCT)
- RingPush(AHI(p),0);
- if (SubNo == 6)
- IDCTInterEnd(AHI(p));
- }
- }
- static void IDCTCopy16x16(void* p,int x,int y,int Forward)
- {
- int32_t* Tab;
- AHI(p)->MacroCoord = (y << 4) | (x << 20);
- if (Forward)
- {
- AHI(p)->MVBack = 0;
- AHI(p)->MVFwd = 1;
- Tab = AHI(p)->MVFwdTab;
- }
- else
- {
- AHI(p)->MVBack = 1;
- AHI(p)->MVFwd = 0;
- Tab = AHI(p)->MVBackTab;
- }
- Tab[0] = 0;
- Tab[1] = 0;
- Tab[2] = 0;
- Tab[3] = 0;
- Tab[4] = 0;
- Tab[5] = 0;
- IDCTInterStart(AHI(p));
- IDCTInterEnd(AHI(p));
- }
- static void IDCTCopy16x16Swap(void* p,int x,int y,int Forward)
- {
- int32_t* Tab;
- AHI(p)->MacroCoord = (x << 4) | (y << 20);
- AHI(p)->InterIDCT = 0;
- if (Forward)
- {
- AHI(p)->MVBack = 0;
- AHI(p)->MVFwd = 1;
- Tab = AHI(p)->MVFwdTab;
- }
- else
- {
- AHI(p)->MVBack = 1;
- AHI(p)->MVFwd = 0;
- Tab = AHI(p)->MVBackTab;
- }
- Tab[0] = 0;
- Tab[1] = 0;
- Tab[2] = 0;
- Tab[3] = 0;
- Tab[4] = 0;
- Tab[5] = 0;
- IDCTInterStart(AHI(p));
- IDCTInterEnd(AHI(p));
- }
- static int IDCTUpdateFunc(ati4200* p)
- {
- if (p->Overlay.Direction)
- {
- p->IdctVMT.Copy16x16 = IDCTCopy16x16Swap;
- p->IdctVMT.Process = IDCTProcessSwap;
- p->IdctVMT.MComp8x8 = IDCTMCompSwap;
- p->IdctVMT.MComp16x16 = IDCTMCompSwap;
- p->IdctVMT.Intra8x8 = (idctintra)IDCTIntraSwap;
- p->IdctVMT.Inter8x8 = (idctinter)IDCTInterSwap;
- }
- else
- {
- p->IdctVMT.Copy16x16 = IDCTCopy16x16;
- p->IdctVMT.Process = IDCTProcess;
- p->IdctVMT.MComp8x8 = IDCTMComp;
- p->IdctVMT.MComp16x16 = IDCTMComp;
- p->IdctVMT.Intra8x8 = (idctintra)IDCTIntra;
- p->IdctVMT.Inter8x8 = (idctinter)IDCTInter;
- }
- return ERR_NONE;
- }
- static int IDCTOutputFormat(ati4200* p, const void* Data, int Size)
- {
- packetformat Format;
- int Result;
- p->IDCTInit = 1;
- if (Size == sizeof(video))
- {
- memset(&Format,0,sizeof(Format));
- Format.Type = PACKET_VIDEO;
- Format.Format.Video = *(const video*)Data;
- Data = &Format;
- Size = sizeof(packetformat);
- //IDCTWidth or IDCTHeight could have changes so invalidate current input format
- memset(&p->p.Input.Format.Video,0,sizeof(video));
- }
- Result = p->p.Node.Set((node*)p,OUT_INPUT|PIN_FORMAT,Data,Size);
- if (Size && Result != ERR_NONE)
- p->p.Node.Set((node*)p,OUT_INPUT|PIN_FORMAT,NULL,0);
- p->IDCTInit = 0;
- return Result;
- }
- static int IDCTSend(void* p,tick_t RefTime,const flowstate* State);
- static int IDCTSet(void* p, int No, const void* Data, int Size)
- {
- flowstate State;
- int Result = ERR_INVALID_PARAM;
- switch (No)
- {
- case IDCT_MODE: if (*(int*)Data==0) Result = ERR_NONE; break;
- case IDCT_BUFFERWIDTH: SETVALUE(AHI(p)->IDCTWidth,int,ERR_NONE); break;
- case IDCT_BUFFERHEIGHT: SETVALUE(AHI(p)->IDCTHeight,int,ERR_NONE); break;
- case IDCT_FORMAT:
- assert(Size == sizeof(video) || !Data);
- Result = IDCTOutputFormat(AHI(p),Data,Size);
- break;
- case IDCT_BACKUP:
- if (Size == sizeof(idctbackup))
- Result = IDCTRestore(p,(idctbackup*)Data);
- break;
- case IDCT_ROUNDING: SETVALUE(AHI(p)->Rounding,bool_t,ERR_NONE); break;
- case IDCT_SHOW:
- SETVALUE(AHI(p)->ShowNext,int,ERR_NONE);
- if (AHI(p)->ShowNext >= AHI(p)->BufCount) AHI(p)->ShowNext = -1;
- break;
- case IDCT_BUFFERCOUNT:
- assert(Size == sizeof(int));
- if (*(const int*)Data > ALL_COUNT)
- Result = ERR_OUT_OF_MEMORY;
- else
- {
- AHI(p)->BufCount = *(const int*)Data;
- Result = ERR_NONE;
- }
- break;
- case FLOW_FLUSH:
- AHI(p)->ShowNext = -1;
- Result = ERR_NONE;
- break;
- case FLOW_RESEND:
- State.CurrTime = TIME_RESEND;
- State.DropLevel = 0;
- Result = IDCTSend(p,-1,&State);
- break;
- }
- if (No>=IDCT_FRAMENO && No<IDCT_FRAMENO+AHI(p)->AllCount)
- SETVALUE(AHI(p)->BufFrameNo[No-IDCT_FRAMENO],int,ERR_NONE);
- return Result;
- }
- static int IDCTEnumAHI(void* p, int* No, datadef* Param)
- {
- int Result = IDCTEnum(p,No,Param);
- if (Result == ERR_NONE && Param->No == IDCT_OUTPUT)
- Param->Flags |= DF_RDONLY;
- return Result;
- }
- static int IDCTGet(void* p, int No, void* Data, int Size)
- {
- int Result = ERR_INVALID_PARAM;
- switch (No)
- {
- case FLOW_BUFFERED: GETVALUE(1,bool_t); break;
- case NODE_PARTOF: GETVALUE(AHI(p),ati4200*); break;
- case IDCT_OUTPUT|PIN_FORMAT: GETVALUECOND(AHI(p)->p.Input,packetformat,AHI(p)->IDCT); break;
- case IDCT_OUTPUT|PIN_PROCESS: GETVALUE(NULL,packetprocess); break;
- case IDCT_OUTPUT: GETVALUE(AHI(p)->IDCTOutput,pin); break;
- case IDCT_FORMAT:
- assert(Size==sizeof(video));
- if (AHI(p)->IDCT)
- {
- video* i = (video*)Data;
- *i = AHI(p)->p.Input.Format.Video;
- if ((AHI(p)->Overlay.Direction ^ i->Direction) & DIR_SWAPXY)
- {
- i->Direction ^= DIR_SWAPXY;
- SwapInt(&i->Width,&i->Height);
- }
- Result = ERR_NONE;
- }
- break;
- case IDCT_MODE: GETVALUE(0,int); break;
- case IDCT_ROUNDING: GETVALUE(AHI(p)->Rounding,bool_t); break;
- case IDCT_BUFFERCOUNT: GETVALUE(AHI(p)->BufCount,int); break;
- case IDCT_BUFFERWIDTH: GETVALUE(AHI(p)->IDCTWidth,int); break;
- case IDCT_BUFFERHEIGHT: GETVALUE(AHI(p)->IDCTHeight,int); break;
- case IDCT_SHOW: GETVALUE(AHI(p)->ShowNext,int); break;
- case IDCT_BACKUP:
- assert(Size == sizeof(idctbackup));
- Result = IDCTBackup(p,(idctbackup*)Data);
- break;
- }
- if (No>=IDCT_FRAMENO && No<IDCT_FRAMENO+AHI(p)->AllCount)
- GETVALUE(AHI(p)->BufFrameNo[No-IDCT_FRAMENO],int);
- return Result;
- }
- static int IDCTLock(void* p,int No,planes Planes,int* Brightness,video* Format)
- {
- if (Brightness)
- *Brightness = AHI(p)->p.FX.Brightness;
- if (Format)
- *Format = AHI(p)->Overlay;
- if (No<0 || No>=AHI(p)->BufCount || No>=AHI(p)->AllCount)
- {
- Planes[0] = NULL;
- Planes[1] = NULL;
- Planes[2] = NULL;
- return ERR_INVALID_PARAM;
- }
- Wait(AHI(p));
- memcpy(Planes,AHI(p)->Buffer[No].Planes,sizeof(planes));
- return ERR_NONE;
- }
- static void IDCTUnlock(void* p,int No)
- {
- }
- static int IDCTFrameStart(void* p,int FrameNo,int *OldFrameNo,int DstNo,int BackNo,int FwdNo,int ShowNo,bool_t Drop)
- {
- if (!AHI(p)->IDCT)
- return ERR_DEVICE_ERROR;
- // we will try to avoid to overwrite currently displayed buffers:
- // ShowCurr currently displayed
- // ShowLast may be still on screen (because flip occurs only during vblank)
- if (AHI(p)->ShowScale<0 && (AHI(p)->ShowLast == DstNo || AHI(p)->ShowCurr == DstNo))
- {
- // try to find a free buffer
- int SwapNo;
- for (SwapNo=0;SwapNo<AHI(p)->AllCount;++SwapNo)
- if (SwapNo != AHI(p)->ShowLast && SwapNo != AHI(p)->ShowCurr &&
- SwapNo != BackNo && SwapNo != FwdNo && SwapNo != ShowNo)
- break;
- if (SwapNo < AHI(p)->AllCount)
- SwapPtr(AHI(p),SwapNo,DstNo,1);
- }
- AHI(p)->ShowNext = ShowNo;
- if (OldFrameNo)
- *OldFrameNo = AHI(p)->BufFrameNo[DstNo];
- AHI(p)->BufFrameNo[DstNo] = FrameNo;
- AHI(p)->Dst = AHI(p)->Buffer+DstNo;
- RingBegin(AHI(p),0);
- RingPrepair(AHI(p),32);
- RingReg(AHI(p),DP_MIX,0x01CC1200);
- RingReg(AHI(p),DP_GUI_MASTER_CNTL,0xD598B2DF);
- RingReg(AHI(p),DP_DATATYPE,0x40037D02);
- RingReg(AHI(p),DST_PITCH,AHI(p)->Dst->UPitch);
- RingReg(AHI(p),SC_TOP_LEFT,0);
- RingReg(AHI(p),SC_BOTTOM_RIGHT,(AHI(p)->Overlay.Width & 0xFFFF) | (AHI(p)->Overlay.Height << 16));
- RingReg(AHI(p),SRC_SC_BOTTOM_RIGHT,(((AHI(p)->Overlay.Width>>1)-1) & 0xFFFF) | (((AHI(p)->Overlay.Height>>1)-1) << 16));
- if (BackNo >= 0)
- {
- atisurf* s = AHI(p)->Buffer+BackNo;
- RingReg(AHI(p),REF1_PITCH_OFFSET,(s->YPitch << 19) | (s->YOffset >> 4));
- RingReg(AHI(p),REF2_PITCH_OFFSET,(s->UPitch << 19) | (s->UOffset >> 4));
- RingReg(AHI(p),REF3_PITCH_OFFSET,(s->VPitch << 19) | (s->VOffset >> 4));
- }
- if (FwdNo >= 0)
- {
- atisurf* s = AHI(p)->Buffer+FwdNo;
- RingReg(AHI(p),REF4_PITCH_OFFSET,(s->YPitch << 19) | (s->YOffset >> 4));
- RingReg(AHI(p),REF5_PITCH_OFFSET,(s->UPitch << 19) | (s->UOffset >> 4));
- RingReg(AHI(p),REF6_PITCH_OFFSET,(s->VPitch << 19) | (s->VOffset >> 4));
- }
- AHI(p)->LastScanType = -1;
- AHI(p)->LastMode = -1;
- AHI(p)->ArithMode = (AHI(p)->Rounding?0x80000000:0)|0x200;
- RingFlush(AHI(p));
- return ERR_NONE;
- }
- static void IDCTFrameEnd(void* p)
- {
- if (AHI(p)->IDCT)
- {
- Wait(AHI(p)); // register restoring would mess up running IDCT
- RingEnd(AHI(p));
- }
- }
- static void IDCTDrop(void* p)
- {
- int No;
- for (No=0;No<AHI(p)->AllCount;++No)
- AHI(p)->BufFrameNo[No] = -1;
- }
- static int IDCTNull(void* p,const flowstate* State,bool_t Empty)
- {
- if (Empty)
- ++AHI(p)->p.Total;
- if (!State || State->DropLevel)
- ++AHI(p)->p.Dropped;
- return ERR_NONE;
- }
- static int IDCTSend(void* p,tick_t RefTime,const flowstate* State)
- {
- if (AHI(p)->ShowNext < 0)
- return ERR_NEED_MORE_DATA;
- if (State->CurrTime >= 0)
- {
- if (!AHI(p)->p.Play && State->CurrTime == AHI(p)->p.LastTime)
- return ERR_BUFFER_FULL;
- if (RefTime - (State->CurrTime + SHOWAHEAD) >= 0)
- return ERR_BUFFER_FULL;
- AHI(p)->p.LastTime = State->CurrTime;
- }
- else
- AHI(p)->p.LastTime = RefTime;
- if (State->CurrTime != TIME_RESEND)
- ++AHI(p)->p.Total;
- AHI(p)->ShowLast = AHI(p)->ShowCurr;
- AHI(p)->ShowCurr = AHI(p)->ShowNext;
- if (AHI(p)->ShowScale>=0)
- {
- if (State->DropLevel)
- ++AHI(p)->p.Dropped;
- else
- Stretch(AHI(p),1);
- }
- else
- SetOverlay(AHI(p));
- return ERR_NONE;
- }
- static const nodedef ATI4200_IDCT =
- {
- CF_ABSTRACT,
- ATI4200_IDCT_ID,
- IDCT_CLASS,
- PRI_DEFAULT-10, // don't use acceleration by default...
- };
- //---------------------------------------------------------------------------------------------
- #if defined(_M_IX86)
- extern void* __stdcall VirtualAlloc(void*,int,int,int);
- #define MEM_COMMIT 0x1000
- #define PAGE_READWRITE 0x04
- #endif
- static int Create(ati4200* p)
- {
- if (QueryPlatform(PLATFORM_MODEL)!=MODEL_ZODIAC)
- return ERR_NOT_SUPPORTED;
- p->p.Init = (ovlfunc)Init;
- p->p.Done = (ovldone)Done;
- p->p.Reset = (ovlfunc)Reset;
- p->p.Blit = (ovlblit)Blit;
- p->p.Update = (ovlfunc)Update;
- p->p.UpdateShow = (ovlfunc)UpdateShow;
- p->p.DoPowerOff = 1;
- #if defined(_M_IX86)
- #if !defined(ATIEMU)
- return ERR_NOT_SUPPORTED;
- #else
- p->Device = VirtualAlloc(NULL,EXT_BASE+8*1024*1024,MEM_COMMIT,PAGE_READWRITE);
- if (!p->Device)
- return ERR_NOT_SUPPORTED;
- memset(p->Device,0,EXT_BASE+8*1024*1024);
- p->Regs = (int*)(p->Device + REG_BASE);
- p->Regs[RING_CNTL] = 0x0800000D;
- p->Regs[RING_BASE] = 0x00150000;
- p->Regs[ACTIVE_V_DISP] = 480 << 16;
- #endif
- #else
- p->Device = (uint8_t*)0x90000000;
- p->Regs = (int*)(p->Device + REG_BASE);
- #endif
- p->Memory = EXT_BASE + 512*1024;
- p->RingMask = (2 << (p->Regs[RING_CNTL] & 0x3F))-1;
- p->Ring = (int*)(p->Device + p->Regs[RING_BASE]);
- p->IdctVMT.Class = ATI4200_IDCT_ID;
- p->IdctVMT.Enum = IDCTEnumAHI;
- p->IdctVMT.Get = IDCTGet;
- p->IdctVMT.Set = IDCTSet;
- p->IdctVMT.Send = IDCTSend;
- p->IdctVMT.Null = IDCTNull;
- p->IdctVMT.Drop = IDCTDrop;
- p->IdctVMT.Lock = IDCTLock;
- p->IdctVMT.Unlock = IDCTUnlock;
- p->IdctVMT.FrameStart = IDCTFrameStart;
- p->IdctVMT.FrameEnd = IDCTFrameEnd;
- p->IDCTOutput.Node = (node*)p;
- p->IDCTOutput.No = OUT_INPUT;
- p->p.AccelIDCT = &p->IdctVMT;
- NodeRegisterClass(&ATI4200_IDCT);
- GetMode(p);
- return ERR_NONE;
- }
- static const nodedef ATI4200 =
- {
- sizeof(ati4200)|CF_GLOBAL,
- ATI4200_ID,
- OVERLAY_CLASS,
- PRI_DEFAULT+50,
- (nodecreate)Create,
- };
- void ATI4200_Init()
- {
- NodeRegisterClass(&ATI4200);
- }
- void ATI4200_Done()
- {
- NodeUnRegisterClass(ATI4200_ID);
- }
- #else
- void ATI4200_Init() {}
- void ATI4200_Done() {}
- #endif