avrow

Capsim Block Documentation

Short Description

Average rows of a matrix

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Input Connections
Port Type Name
0 float x
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Output Connections
Port Type Name
0 float y
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Parameters
Num Description Type Name Default Value
0 Size of row int row 144
1 Number of rows to average int numberRows 1
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States
Num Type Name Initial Value Description
0 int fftl
1 float* buffer
2 int pointCount 0
3 int rowCount
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Declarations


 

	int numberSamples;
	int i,j;



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Initialization Code



 

	if ((buffer = (float*)calloc(row,sizeof(float))) == NULL)
	{
		fprintf(stderr,"avrow: can't allocate work space \n");
		return(2);
	}




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Main Code



 

	for (numberSamples = MIN_AVAIL(); numberSamples > 0; --numberSamples)
	{
		{
			/*
			 * real input buffer
			 */
			IT_IN(0);
			buffer[pointCount] += x(0);
			pointCount++;

		}	

			

		/* 
		 * Get enough points				
		 */
		if(pointCount >= row)
		{
		 	if(rowCount >= numberRows) {	
			   /* 
			    * now, output complex pairs		
			    */
			    for (i=0; i
    
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Wrapup Code



 

	/* free up allocated space	*/
	free((char*)buffer);




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License



/*  Capsim (r) Text Mode Kernel (TMK) Star Library (Blocks)
    Copyright (C) 1989-2017  Silicon DSP Corporation

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    http://www.silicondsp.com
    Silicon DSP  Corporation
    Las Vegas, Nevada
*/


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Description



 

/* avrow.s */
/***********************************************************************
                             avrow()
************************************************************************

avrow


Average rows of a matrix


Programmer: 	Sasan Ardalan
	
*/