www.pudn.com > scaling.rar > vportdis.h

/* 
 *  Copyright 2004 by Texas Instruments Incorporated. 
 *  All rights reserved. Property of Texas Instruments Incorporated. 
 *  Restricted rights to use, duplicate or disclose this code are 
 *  granted through contract. 
 *   
 */ 
/* August 2004 */ 
 
/* 
*   History: 
*     Feb. 26, added definition of new commands and parameter structure  
*     to support call-back mode and 3:2 pull-down in particular  
* 
* 
* 
*/ 
 
 
#ifndef _VPORTDIS_H 
#define _VPORTDIS_H 
 
#ifdef __cplusplus 
extern "C" { 
#endif 
 
#include  
 
 
#define VPORTDIS_VCTL1_HSYNC      0 
#define VPORTDIS_VCTL1_HBLNK      1 
#define VPORTDIS_VCTL1_AVID       2 
#define VPORTDIS_VCTL1_FLD        3 
 
#define VPORTDIS_VCTL2_VSYNC      0 
#define VPORTDIS_VCTL2_VBLNK      1                      
#define VPORTDIS_VCTL2_CSYNC      2                      
#define VPORTDIS_VCTL2_FLD        3                      
 
#define VPORTDIS_VCTL3_CBLNK      0 
#define VPORTDIS_VCTL3_FLD        1 
 
/* In display operation, video port outputs      */ 
/* HCTL/VCTL/FID signals when exc is disabled    */ 
/* These signals are inputs to video port when   */ 
/* exc is enabled.                               */ 
#define VPORTDIS_EXC_DISABLE       0 
#define VPORTDIS_EXC_ENABLE        7 
 
#define VPORTDIS_BPK_10BIT_NORMAL  0 
#define VPORTDIS_BPK_10BIT_DENSE   1       
 
#define VPORTDIS_DEFVAL_DISABLE    0 
#define VPORTDIS_DEFVAL_ENABLE     1 
 
#define VPORTDIS_RGBX_DISABLE      0 
#define VPORTDIS_RGBX_ENABLE       1 
 
/* commands for 3:2 acycnroized driver call-back mode */ 
#define VPORTDIS_CMD_ASYNC_MODE_ENABLE         VPORT_CMD_USER+1 
#define VPORTDIS_CMD_ASYNC_MODE_DISABLE        VPORT_CMD_USER+2 
#define VPORTDIS_CMD_ASYNC_MODE_RESET_FRAMECT  VPORT_CMD_USER+3 
 
#define VPORTDIS_PULLDOWN_DISABLE           0 
#define VPORTDIS_PULLDOWN_24P_30I           1 
#define VPORTDIS_PULLDOWN_24P_60P           2            
 
 
/* call-back function for 3:2 pull-down */              
/* for 3:2 pull-down from 24p to 30i, the frame count varied from 0-4*/ 
typedef void (*VPORTDIS_AsyncModeCallBack)(int id, int frameCt, FVID_Frame **frame); 
 
/* structure of 3:2 pull-down parameters */ 
typedef struct { 
    VPORTDIS_AsyncModeCallBack callBackFxn; 
    Int arg; 
    Int mode;     
    Int irqId;     
} VPORTDIS_AsyncModeParam; 
 
 
typedef struct { 
    Int        dmode; 
    Int        fldOp; 
 
    Int        scale;      /* 2x scaling enalbel            */ 
    Int        resmpl;     /* chrominance resampling enable */ 
    Int        defValEn;   /* default value enable          */ 
    Int        bpk10Bit;   /* bit-packing mode              */ 
 
    Int        vctl1Config; 
    Int        vctl2Config; 
    Int        vctl3Config; 
    Int        extCtl; 
 
    Uint16     frmHSize; 
    Uint16     frmVSize; 
 
    Int16      imgHOffsetFld1; 
    Int16      imgVOffsetFld1; 
    Uint16     imgHSizeFld1; 
    Uint16     imgVSizeFld1; 
 
    Int16      imgHOffsetFld2; 
    Int16      imgVOffsetFld2; 
    Uint16     imgHSizeFld2; 
    Uint16     imgVSizeFld2; 
 
    Uint16     hBlnkStart; 
    Uint16     hBlnkStop; 
 
    Uint16     vBlnkXStartFld1; 
    Uint16     vBlnkYStartFld1; 
    Uint16     vBlnkXStopFld1; 
    Uint16     vBlnkYStopFld1; 
     
    Uint16     vBlnkXStartFld2; 
    Uint16     vBlnkYStartFld2;      
    Uint16     vBlnkXStopFld2;      
    Uint16     vBlnkYStopFld2;      
     
    Uint16     xStartFld1; 
    Uint16     yStartFld1;      
     
    Uint16     xStartFld2;      
    Uint16     yStartFld2;  /* delayed or early transition ????*/      
     
    Uint16     hSyncStart; 
    Uint16     hSyncStop; 
     
    Uint16     vSyncXStartFld1; 
    Uint16     vSyncYStartFld1;      
    Uint16     vSyncXStopFld1;      
    Uint16     vSyncYStopFld1;      
     
    Uint16     vSyncXStartFld2; 
    Uint16     vSyncYStartFld2;      
    Uint16     vSyncXStopFld2;      
    Uint16     vSyncYStopFld2;      
     
    Uint8      yClipLow; 
    Uint8      yClipHigh; 
     
    Uint8      cClipLow; 
    Uint8      cClipHigh; 
 
    Uint8      yDefVal; 
    Uint8      cbDefVal; 
    Uint8      crDefVal; 
 
    Int        rgbX;       
    Int        incPix;  
    Uint16     thrld;             
 
    Int        numFrmBufs;     
    Int        alignment; 
    Int        mergeFlds; 
    Int        segId;             
    Int        edmaPri;     
    Int        irqId;            
} VPORTDIS_Params; 
                               
extern IOM_Fxns VPORTDIS_Fxns; 
 
#ifdef __cplusplus 
} 
#endif /* extern "C" */ 
 
#endif /* _VPORTDIS_H */