csl_histhwsetup.c

来自「TI达芬奇dm644x各硬件模块测试代码」· C语言 代码 · 共 64 行

/** @file csl_histHwSetup.c
 *
 *  @brief    File for functional layer of CSL API @a CSL_histHwSetup()
 *
 *  Description
 *    - The @a CSL_histHwSetup() function definition & it's associated
 *      functions
 *
 *  Modification 1
 *    - Modified on: 10/19/2004
 *    - Reason: created the sources
 *
 *  @date 19th Oct, 2004
 *  @author Sandeep Tiwari.
 */

#include<csl_hist.h>

#pragma CODE_SECTION  (CSL_histHwSetup, ".text:csl_section:hist");

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


CSL_Status  CSL_histHwSetup(
	/** Pointer to the object that holds reference to the
	 *  instance of HIST requested after the call 
	 */
	CSL_HistHandle       hHist,
	/** Pointer to setup structure which contains the
	 *  information to program HIST to a useful state 
	 */
	CSL_HistHwSetup      *setup
	){

	CSL_Status   status=CSL_SOK;

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


	// Clear the histogram RAM 
	CSL_histClearData(hHist);

	if(CSL_histSelInputSource(hHist, setup->inputSource)		!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	if(CSL_histSelInputDataWidth(hHist, setup->inputDataWidth)	!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	if(CSL_histSetBitShift(hHist, setup->bitShift)				!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	if(CSL_histSelCfaPatrn(hHist, setup->cfaPattern)			!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	if(CSL_histSelBins(hHist, setup->numBins)					!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	if(CSL_histSelClearData(hHist, setup->clearData)			!= CSL_SOK) status = CSL_ESYS_INVPARAMS;
	
	CSL_histSetRegionInfo(hHist, setup->region0);
	CSL_histSetRegionInfo(hHist, setup->region1);
	CSL_histSetRegionInfo(hHist, setup->region2);
	CSL_histSetRegionInfo(hHist, setup->region3);
	CSL_histSetPixelInfo(hHist, setup->pixInfo);

    return  status;  
}