www.pudn.com > SobelEdge_all_2.rar > edc.h

/* 
 *  Copyright 2003 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. 
 *   
 */ 
/* "@(#) DDK 1.11.00.00 11-04-03 (ddk-b13)" */ 
#ifndef _EDC_H 
#define _EDC_H 
 
#include                                   
#ifdef __cplusplus 
extern "C" { 
#endif 
 
/* EDC control commands */ 
#define EDC_CONFIG         0x00000001 
#define EDC_RESET          0x00000002 
#define EDC_START          0x00000003 
#define EDC_STOP           0x00000004 
#define EDC_GET_CONFIG     0x00000005 
#define EDC_GET_STATUS     0x00000006 
 
/* base of user defined commands */ 
#define EDC_USER           0x10000000 
 
 
/* EDC return codes */ 
#define EDC_SUCCESS             0 
#define EDC_FAILED              -1 
 
typedef void*  EDC_Handle; 
/* 
 *  ======== EDC_Fxns ======== 
 *      edcOpen()      required, open the device  
 *      edcClose()      required, close the device 
 *      edcCtrl()       required, control/query device 
 */ 
typedef struct EDC_Fxns { 
    EDC_Handle  (*open)(String name, Arg optArg); 
    Int (*close)(Ptr devHandle); 
    Int (*ctrl)(Ptr devHandle, Uns cmd, Arg arg); 
} EDC_Fxns; 
 
 
#ifdef __cplusplus 
{ 
#endif 
#endif /* _EDC_H */