omxippp_momentinit.c

来自「The OpenMAX DL (Development Layer) APIs 」· C语言 代码 · 共 72 行

/**
 *
 * 
 * File Name:  omxIPPP_MomentInit.c
 * OpenMAX DL: v1.0.2
 * Revision:   10586
 * Date:       Wednesday, March 5, 2008
 * 
 * (c) Copyright 2007-2008 ARM Limited. All Rights Reserved.
 * 
 * 
 *
 * Description  : Image Statistics Routine - Initializes the Moment state structure.
 *
 */

#include "omxtypes.h"
#include "armOMX.h"
#include "omxIP.h"
#include "armCOMM.h"
#include "armIP.h"

 /**
 * Function:  omxIPPP_MomentInit   (4.3.1.2.2)
 *
 * Description:
 * Initialize moment state structure. 
 *
 * Input Arguments:
 *   
 *   pState - pointer to the uninitialized state structure 
 *
 * Output Arguments:
 *   
 *   pState - pointer to the initialized state structure 
 *
 * Return Value:
 *    
 *    OMX_Sts_NoErr - no errors detected 
 *    OMX_Sts_BadArgErr - bad arguments detected; at least one of the 
 *              following is true: 
 *    -   pState is NULL 
 *
 */

OMXResult omxIPPP_MomentInit(
    OMXMomentState *pState
    )
{
    OMX_INT i, j, k;
    ARMIPPP_MomentState *pMomentState = (ARMIPPP_MomentState *)pState;
    
    armRetArgErrIf(!pMomentState, OMX_Sts_BadArgErr);
    
    pMomentState->maxValidChannel = -1;
    for(i = 0; i < ARM_IPPP_MOMENTS_MAX_CHANL; i++)
    {
        for(j = 0; j < ARM_IPPP_MOMENTS_MAX_ORDER; j++)
        {
            for(k = 0; k < ARM_IPPP_MOMENTS_MAX_ORDER; k++)
            {
                pMomentState->spMoments[i][j][k] = 0;
                pMomentState->ctMoments[i][j][k] = 0;
            }
        }
    }
    
    return OMX_Sts_NoErr;
}

/* End of file */