csl_reszhwsetup.c

TI的DM6446的硬件平台搭建的相关例子

/** @file csl_reszHwSetup.c
 *
 *  @brief    File for functional layer of CSL API @a CSL_reszHwSetup()
 *
 *  Description
 *    - The @a CSL_reszHwSetup() function definition & it's associated
 *      functions
 *
 *  Modification 1
 *    - Modified on: 05/12/2005
 *    - Reason: created the sources
 *
 *  @date 12th May, 2005
 *  @author Jesse Villarreal.
 */

#include <csl_resz.h>
#include <csl_resz_aux.h>

#pragma CODE_SECTION  (CSL_reszHwSetup, ".text:csl_section:resz");

/** @brief Configures the RESZ using the values passed in through the
 *  setup structure. 
 */


CSL_Status  CSL_reszHwSetup(
	/** Pointer to the object that holds reference to the
	 *  instance of RESZ requested after the call 
	 */
	CSL_ReszHandle       hResz,
	/** Pointer to setup structure which contains the
	 *  information to program RESZ to a useful state 
	 */
	CSL_ReszHwSetup      *setup
	){
	
	CSL_Status   status=CSL_SOK;

	CSL_ReszRegsOvly reszRegs =  hResz->regs; 

    if(setup == NULL) return (CSL_ESYS_INVPARAMS);

	/** Disable all modes
	*/
    CSL_FINS(reszRegs->YENH,RESZ_YENH_ALGO, CSL_RESZ_YENH_DISABLE);


	/*  The following can not be null pointers, they must be passed 
	 */
	
	 if(CSL_reszSelectInputSource(hResz, setup->inputSource)	!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	 if(CSL_reszSelectInputType(hResz, setup->inputType)		!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	 if(CSL_reszSetYCPos(hResz, setup->ycPosition)				!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	 if(CSL_reszSetChromAlg(hResz, setup->algorithm)			!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	 if(CSL_reszSetStartPos(hResz, &setup->startPos)			!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	 if(CSL_reszSetInSize(hResz, &setup->inputSize)				!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	 if(CSL_reszSetOutSize(hResz, &setup->outputSize)			!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	 if(CSL_reszSetResizeValue(hResz, &setup->ratios)			!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	 if(CSL_reszSetStartPhase(hResz, &setup->startPhase)		!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	 if(CSL_reszSetInOffset(hResz, setup->inputLineOffset)		!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	 if(CSL_reszSetInAddr(hResz, setup->inputAddr)				!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	 if(CSL_reszSetOutOffset(hResz, setup->outputLineOffset)	!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	 if(CSL_reszSetOutAddr(hResz, setup->outputAddr)			!= CSL_SOK) status = CSL_ESYS_INVPARAMS;

	/*  The following may be null pointers 
	 */

	CSL_reszSetFilterCoef(hResz, setup->filterCoeffs);
	CSL_reszSetLumEnhancer(hResz, setup->lumEnhance);

	return  status;  
}