www.pudn.com > Lab534-VideoMotionDetect.rar > cellDiff.h

/* 
 *  Copyright 2002 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. 
 *   
 */ 
/* 
 *  ======== celldiff.h ======== 
 */ 
 
#ifndef CELLDIFF_ 
#define CELLDIFF_ 
 
#include  
 
#include "idiff.h" 
 
#ifdef __cplusplus 
extern "C" { 
#endif 
 
// v-table for this cell  
extern ICELL_Fxns DIFF_CELLFXNS; 
 
// v-table for this cell's algorithm 
extern far IDIFF_Fxns DIFF_IDIFF; 
 
/* 
 *  ======== DIFF_cellExecute ======== 
 *  Function used to execute the algorithm corresponding to the cell  
 */ 
Bool DIFF_cellExecute( ICELL_Handle handle, Arg arg ); 
 
/*  
 * ======== DIFF cell environment ======== 
 */ 
typedef struct DIFF_Env { 
    Char *intYBuf;		//internal Y buffer for processing 
    Char *intCrBuf;		//internal Cr buffer for processing 
    Char *intCbBuf;		//internal Cb buffer for processing 
    Char *prevY;		//Y reference frame buffer 
    Char *prevCr;		//Cr reference frame buffer 
    Char *prevCb;		//Cb reference frame buffer 
    Uns   yBufSize;		//Number Y pixels in single processing block 
    Uns   crBufSize;	//Number Cr pixels in single processing block 
    Uns   cbBufSize;	//Number Cb pixels in single processing block 
    Uns   numBlocks;	//Number of processing blocks 
    Bool  SetReference;	//If true, need to reset reference frame 
    Int   yValue;		//Y value for unequal pixels 
    Int   crValue;		//Cr value for unequal pixels 
    Int   cbValue;		//Cb value for unequal pixels 
    Int	  linePitch;	//linePitch for buffer transfer 
} DIFF_Env; 
 
#ifdef __cplusplus 
} 
#endif // extern "C"  
 
#endif // CELLDIFF_