Capsim Block Documentation
This star is an extension of "cxadd". It creates a Weighted Sum of all input channels and sends it to the output buffer(s).
Num | Description | Type | Name | Default Value | |
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0 | Array of weights: number_of_weights w0 w1 w2 ... | array | weights |
Num | Type | Name | Initial Value | Description |
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0 | int | numInBuffers | ||
1 | int | numOutBuffers |
int i,j; complex sum; complex tmp; |
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if((numInBuffers = NO_INPUT_BUFFERS()) < 1 || (numOutBuffers = NO_OUTPUT_BUFFERS()) < 1) { fprintf(stderr,"cxsum: i/o buffers connect problem\n"); return(1); } if(numInBuffers != n_weights) { fprintf(stderr,"cxsum: parameters disagree with inputs\n"); return(2); } for (i=0; i |
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for(i=0; i |
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/* 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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/* cxsum.s */ /********************************************************************** cxsum() *********************************************************************** This star is an extension of "cxadd". It creates a Weighted Sum of all input channels and sends it to the output buffer(s). (This is convenient for negating inputs, for example.) Parameter one is an array for input channel weights. The number of input buffers is determined at run time, 10 maximum. The number of output buffers is determined at run time (auto-fanout). |
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